LOCAL CLIMATOLOGICAL DATA
Monthly Summary
May 2008
UPDATED: 5/14/08 WED 8:55 AM EDT
Station: Portsmouth, Virginia - KPWR
Latitude: 36° 48' 04" N Longitude: 76° 19' 37" W Elevation (ground): 20 feet Time Zone: Eastern
+--+-------------------------------+----+---------+---------+--+-----------+--------------------+-----------------------------+------+
| | Temperature | |Deg. Days|Precip Ty| | Precip | Pressure | Wind | Sun |
| +------+------+------+------+---+ Hu-+----+----+1 fog | S+-----+-----+ Adj. to Sea Level +----+----+---+-------+-------+------+
| | M | M | A | | |mid-| H | C |2 hvy fog| n| | Ice +------+------+------+ Avg| Res|Res| Peak | Minute| Mean |
| | a | i | v | | D | ity| e | o |3 thunder| o|Water| plts| | | | | | +---+---+---+---+ |
| | x | n | e | | e | | a | o |4 ice plt| w| | | | | | S | S | | S | | S | | I |
| D| i | i | r | M | w | M | t | l |5 hail | | E | S | | | M | p | p | | p | | p | | n |
| a| m | m | a | e | | e | i | i |6 glaze | C| q | n | M | M | e | e | e | D | e | D | e | D | d |
| t| u | u | g | a | P | a | n | n |7 duststm| v| u | o | a | i | a | e | e | i | e | i | e | i | e |
| e| m | m | e | n | t | n | g | g |8 smk, hz| r| v | w | x | n | n | d | d | r | d | r | d | r | x |
| | | | | | | | | |9 blw snw| | | | | | | | | | | | | | |
| 1| 2 | 3 | 4A | 4B | 5 | 6 | 7 | 8 | 9 |10| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18| 19| 20| 21| 22| 23 |
+--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+
|01| 79.0 | 46.7 | 62.8 | 62.0 | 51| 69| 2| 0|.........| 0| 0.00| 0.0| 30.21| 30.04|30.115| 4.3| 4.3|158| 22|SSE| 3|154| |
|02| 81.3 | 59.0 | 70.2 | 70.5 | 59| 68| 0| 5|.........| 0| 0.00| 0.0| 30.11| 29.97|30.037| 6.6| 6.4|183| 26|SSW| 4|185| |
|03| 83.8 | 61.2 | 72.5*| 72.6 | 61| 68| 0| 8|.........| 0| 0.00| 0.0| 30.04| 29.87|29.955| 5.8| 5.5|183| 25| S| 4|177| |
|04| 76.6 | 63.5 | 70.1 | 70.3 | 62| 75| 0| 6|.........| 0| 0.00| 0.0| 30.02| 29.80|29.934| 5.5| 2.2| 54| 20| N| 1|193| |
|05| 72.1 | 59.0 | 65.6 | 65.7 | 55| 70| 0| 1|.........| 0| 0.00| 0.0| 30.07| 29.91|30.020| 5.6| 5.6| 46| 21| NE| 7| 48| |
| | | | | | | | | | | | | | | | | | | | | | | | |
|06| 76.6 | 57.2 | 66.9 | 65.9 | 56| 72| 0| 2|.2.....8.| 0| 0.00| 0.0| 30.05| 29.91|30.007| 2.4| 0.9| 30| 17| N| 0| 0| |
|07| 84.1*| 55.1 | 69.6 | 70.5 | 57| 65| 0| 5|.......8.| 0| 0.00| 0.0| 30.05| 29.90|29.966| 3.7| 3.4|175| 20| S| 0|168| |
|08| 74.4 | 65.8 | 70.1 | 69.8 | 64| 82| 0| 5|.......8.| 0| 0.02| 0.0| 29.91| 29.75|29.848| 5.7| 5.5|173| 20| S| 4|177| |
|09| 82.6 | 59.0 | 70.8 | 71.6 | 65| 82| 0| 6|1.3....8.| 0| 0.06| 0.0| 29.75| 29.46|29.601| 7.8| 2.8|198| 30|WSW| 4|178| |
|10| 68.9 | 54.9 | 61.9 | 60.2 | 54| 81| 3| 0|.......8.| 0| 0.01| 0.0| 29.93| 29.59|29.764| 4.7| 3.7| 15| 25| N| 0|267| |
| | | | | | | | | | | | | | | | | | | | | | | | |
|11| 67.3 | 47.6 | 57.5 | 57.4 | 54| 88| 7| 0|1.3......| 0| 0.76| 0.0| 29.90| 29.27|29.643| 3.7| 3.2|151| 28| SE| 0| 0| |
|12| 56.4 | 47.9 | 52.2 | 51.6 | 48| 88| 13| 0|1........| 0| 0.08| 0.0| 29.87| 29.23|29.488|10.8| 6.4|311| 48|WSW| 10|255| |
|13| 66.1 | 48.2 | 57.2 | 57.1 | 44| 64| 8| 0|.........| 0| 0.00| 0.0| 30.14| 29.86|30.018| 8.1| 7.7| 7| 32| NE| 5|357| |
|14| 51.3 | 43.2*| 47.3*| 45.9 | 41| 84| 18| 0|.........| 0| 0.00| 0.0| 30.15| 30.10|30.121| 0.5| 0.5|248| 16|WSW| 0| 0| |
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+--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+
| Sum | Sum |------|------|---|----| Ttl| Ttl| |Total|Total| For the month: | ---- |
+------+------+------+------+---+----+----+----+ Number of +-----+-----+------+------+------+----+----+---+---+---+---+---+------+
|1020.5| 768.3|------|------|---|----| 51| 38| Days | 0.93| 0.0| 30.21| 29.23|29.894| 5.4| 0.8|148| 48|WSW| 10|255| ---- |
+------+------+------+------+---+----+----+----+------------|-0.60" OR 61% ----+------+------+----+----+---+---+---+---+---+------+
| Avg | Avg | Avg | Mean |Avg| Avg|----|----|Precip | Season Ttl| Date | Date |------|----|----|---| Date | Date | Avg |
+------+------+------+------+---+----+----+----+ +-----+-----+------+------+------+----+----+---+-------+-------+------+
| 74.3| 55.8| 65.0 | 63.6 | 55|75.4|----|----|>.01 Inch 5|13.58| 0.4| 1 | 12 |------|----|----|---| 12 | 12 | |
| -0.9° +0.8° -0.1° ------+---+----+----+----+------------| -2.27" OR 86% ---+------+------+----+----+---+-------+-------+------+
| | Season |Snow, Ice | | |
| Number of Days | to Date |>1.0 Inch 0| Greatest in 24 Hours and Dates | Greatest Depth on Ground |
+------------------+-----------------+----+----+------------+--------------+-----------------+ of Snow, Ice Pellets or Ice |
| Max Temperature | Min Temperature |2840| 86|Thunder 2|Precipitation | Snow, Ice Plts | and Date |
+--------+---------+--------+--------+----+----+------------+-------+------+---------+-------+-------------+----------------------+
| >90°F | <32°F | <32°F | <0°F |----|----|Heavy Fog 1| 0.81| 11-12| 0.0 | - | 0 | - |
+--------+---------+--------+--------+----+----+------------+-------+------+---------+----+--+-------------+----------------------+
| 0 | 0 | 0 | 0 |----|----| Clear 6 Partly Cloudy 7 Cloudy 1 |
+--------+---------+--------+--------+----+----+------------------------------------------+
NOTES:
Data in column 4A are (MAX+MIN) / 2, whereas data in columns 4B, 5, 6, 15, 16, 23 are means via continuous observations
Units are: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches.
for 24 hours.
Column 5: Dew point is calculated from temperature and humidity and is continuously averaged for 24 hours.
Columns 7, 8: Degree Days heating base is 65°F, cooling base is 65°F.
Data in columns 9, 10, 12 are entered manually by the station observer.
Columns 17-18: Resultant wind is calculated by the vector sum of continuous wind observations.
Column 23: Sunshine index is measured in Watts/m^2 and is continuously averaged for 24 hours.
Data in columns 4B, 5, 6, 15, 16, 23 are updated continuously, there by achieving a "true" mean.
OBSERVER NOTES:
FROPA: 4th, 9th, 10th, 11th
STATION RECORDS:
11th - RAINFALL - 0.76" [previous 0.23" 2006]
12th - WIND GUST - 48 mph [previous 31 in 1997]
OBSERVATIONS AT 3-HOUR INTERVALS
May 2008: Portsmouth, Virginia - KPWR
+--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+
| | | | | | | | | | | | | | | | | | | | | | |
| | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind |
| | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+
| | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | |
| | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | |
| | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | |
| | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | |
| | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | |
| H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G |
| o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u |
| u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s |
| r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 1 | MAY 2 | MAY 3 |
| | | |
|01| |30.15| 0.00| 50| 44| 81|15| 0| 7| |30.08| 0.00| 62| 53| 74|15| 5| 14| |30.03| 0.00| 66| 60| 80|18| 5| 11|
|04| |30.14| 0.00| 47| 43| 87|15| 0| 6| |30.06| 0.00| 60| 54| 80|18| 5| 13| |29.99| 0.00| 63| 58| 84|18| 5| 12|
|07| |30.18| 0.00| 47| 44| 89|13| 0| 11| |30.09| 0.00| 60| 55| 84|18| 6| 15| |30.03| 0.00| 62| 58| 88|18| 5| 11|
|10| |30.20| 0.00| 64| 53| 68|15| 6| 18| |30.08| 0.00| 71| 60| 70|18| 10| 20| |30.03| 0.00| 72| 61| 67|18| 7| 22|
|13| |30.13| 0.00| 72| 57| 59|15| 6| 20| |30.04| 0.00| 78| 62| 58|18| 7| 25| |29.98| 0.00| 80| 61| 54|20| 7| 20|
|16| |30.05| 0.00| 76| 59| 54|15| 7| 16| |29.99| 0.00| 81| 64| 55|20| 10| 19| |29.90| 0.00| 83| 64| 52|15| 10| 19|
|19| |30.04| 0.00| 72| 56| 56|15| 7| 22| |29.97| 0.00| 79| 62| 56|18| 6| 15| |29.87| 0.00| 79| 60| 52|18| 6| 18|
|22| |30.07| 0.00| 64| 53| 67|15| 6| 15| |30.02| 0.00| 70| 59| 67|15| 4| 12| |29.91| 0.00| 72| 64| 75|15| 6| 17|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 4 | MAY 5 | MAY 6 |
| | | |
|01| |29.91| 0.00| 69| 63| 82|15| 5| 14| |30.01| 0.00| 62| 57| 82|06| 4| 7| |30.03| 0.00| 58| 56| 91|13| 0| 4|
|04| |29.89| 0.00| 67| 62| 83|18| 5| 15| |30.00| 0.00| 62| 56| 83|04| 5| 11| |30.01| 0.00| 57| 56| 94|13| 0| 4|
|07| |29.92| 0.00| 66| 62| 85|18| 1| 6| |30.03| 0.00| 62| 57| 84|04| 6| 14| |30.03| 0.00| 58| 57| 96|00| 0| 0|
|10| |29.94| 0.00| 72| 65| 78|24| 5| 18| |30.05| 0.00| 68| 53| 59|04| 10| 16| |30.05| 0.00| 66| 59| 77|24| 4| 11|
|13| |29.94| 0.00| 76| 63| 65|00| 7| 20| |30.05| 0.00| 71| 54| 56|04| 7| 21| |30.03| 0.00| 72| 56| 57|04| 5| 15|
|16| |29.93| 0.00| 75| 60| 61|04| 10| 18| |30.02| 0.00| 71| 55| 57|04| 7| 18| |29.97| 0.00| 75| 54| 47|00| 6| 17|
|19| |29.95| 0.00| 71| 63| 76|04| 10| 19| |29.99| 0.00| 68| 54| 60|04| 4| 12| |29.99| 0.00| 74| 58| 58|15| 4| 12|
|22| |30.01| 0.00| 65| 57| 76|04| 5| 14| |30.03| 0.00| 61| 56| 83|13| 0| 5| |30.02| 0.00| 66| 56| 69|15| 0| 6|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 7 | MAY 8 | MAY 9 |
| | | |
|01| |30.03| 0.00| 60| 55| 81|18| 0| 10| |29.89| 0.00| 68| 57| 70|18| 7| 18| |29.75| 0.00| 69| 66| 91|15| 5| 15|
|04| |30.00| 0.00| 57| 54| 88|18| 0| 7| |29.86| 0.00| 66| 59| 77|18| 7| 18| |29.66| 0.00| 70| 67| 90|15| 6| 17|
|07| |30.02| 0.00| 55| 54| 94|15| 0| 5| |29.88| 0.00| 66| 61| 83|18| 7| 17| |29.61| 0.00| 71| 68| 89|15| 6| 16|
|10| |30.03| 0.00| 71| 59| 65|15| 4| 12| |29.90| 0.02| 68| 65| 89|18| 6| 16| |29.56| 0.00| 71| 69| 96|18| 6| 15|
|13| |29.98| 0.00| 81| 57| 45|18| 6| 19| |29.88| 0.00| 72| 66| 84|18| 6| 18| |29.52| 0.00| 79| 70| 73|18| 10| 23|
|16| |29.91| 0.00| 84| 57| 40|15| 6| 19| |29.86| 0.00| 73| 67| 82|18| 4| 10| |29.50| 0.00| 81| 66| 60|24| 11| 27|
|19| |29.90| 0.00| 80| 56| 43|18| 7| 18| |29.81| 0.00| 74| 67| 81|15| 5| 15| |29.61| 0.00| 70| 61| 74|00| 7| 22|
|22| |29.91| 0.00| 71| 56| 58|15| 6| 18| |29.79| 0.00| 69| 66| 89|15| 5| 15| |29.69| 0.00| 61| 54| 77|00| 10| 19|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 10 | MAY 11 | MAY 12 |
| | | |
|01| |29.71| 0.00| 58| 53| 81|00| 5| 15| |29.90| 0.00| 53| 50| 89|00| 0| 0| |29.30| 0.00| 56| 55| 97|15| 5| 16|
|04| |29.68| 0.00| 55| 52| 89|02| 0| 4| |29.87| 0.00| 49| 47| 91|00| 0| 0| |29.31| 0.00| 54| 53| 96|24| 6| 20|
|07| |29.72| 0.01| 56| 54| 93|27| 0| 6| |29.84| 0.00| 48| 46| 94|04| 0| 4| |29.35| 0.00| 51| 47| 87|24| 10| 26|
|10| |29.70| 0.00| 65| 59| 81|15| 4| 11| |29.84| 0.00| 60| 54| 80|15| 5| 14| |29.37| 0.00| 50| 44| 81|27| 8| 30|
|13| |29.74| 0.00| 68| 59| 72|00| 7| 22| |29.68| 0.00| 62| 54| 75|13| 5| 16| |29.45| 0.01| 50| 48| 94|29| 11| 28|
|16| |29.81| 0.00| 59| 53| 81|00| 12| 23| |29.48| 0.00| 67| 60| 77|15| 10| 25| |29.57| 0.00| 53| 48| 85|00| 14| 33|
|19| |29.87| 0.00| 61| 51| 70|00| 10| 21| |29.27| 0.07| 63| 62| 95|13| 7| 24| |29.71| 0.00| 51| 47| 86|00| 15| 28|
|22| |29.91| 0.00| 59| 50| 71|04| 5| 15| |29.34| 0.00| 57| 56| 96|24| 4| 11| |29.83| 0.00| 50| 45| 83|33| 12| 25|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 13 | MAY 14 | MAY 15 |
| | | |
|01| |29.87| 0.00| 49| 46| 91|00| 7| 20| |30.13| 0.00| 48| 41| 76|15| 0| 4| | | | | | | | | |
|04| |29.89| 0.00| 50| 46| 85|00| 10| 21| |30.10| 0.00| 45| 40| 85|15| 0| 5| | | | | | | | | |
|07| |29.97| 0.00| 50| 46| 85|00| 11| 19| |30.13| 0.00| 44| 41| 91|15| 0| 4| | | | | | | | | |
|10| |30.03| 0.00| 59| 43| 56|00| 12| 26| | | | | | | | | | | | | | | | | | |
|13| |30.07| 0.00| 64| 43| 46|00| 15| 26| | | | | | | | | | | | | | | | | | |
|16| |30.07| 0.00| 66| 42| 42|04| 14| 32| | | | | | | | | | | | | | | | | | |
|19| |30.09| 0.00| 62| 43| 48|04| 4| 14| | | | | | | | | | | | | | | | | | |
|22| |30.14| 0.00| 55| 42| 63|15| 0| 6| | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 16 | MAY 17 | MAY 18 |
| | | |
|01| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|04| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|07| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|10| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|13| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|16| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|19| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|22| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
MAXIMUM SHORT DURATION PRECIPITATION
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
| Time Period (minutes) | 5 | 10 | 15 | 20 | 30 | 45 | 60 | 80 | 100 | 120 | 150 | 180 |
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
| Precipitation | 0.05 | 0.10 | 0.14 | 0.19 | 0.28 | 0.42 | 0.56 | 0.58 | 0.61 | 0.63 | 0.67 | 0.70 |
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
| Ended: Date | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
| Ended: Time | 1904 | 1909 | 1914 | 1919 | 1929 | 1944 | 2000 | 2000 | 2022 | 2000 | 2030 | 2045 |
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+
The precipitation amounts for the indicated time intervals may occur at any time during the month. The time indicated
is the ending time of the interval. Date and time are not entered for trace amounts.
OBSERVATIONS AT 3-HOUR INTERVALS
May 2008: Portsmouth, Virginia - KPWR
+--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+
| | | | | | | | | | | | | | | | | | | | | | |
| | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind |
| | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+
| | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | |
| | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | |
| | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | |
| | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | |
| | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | |
| H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G |
| o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u |
| u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s |
| r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 19 | MAY 20 | MAY 21 |
| | | |
|01| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|04| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|07| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|10| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|13| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|16| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|19| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|22| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 22 | MAY 23 | MAY 24 |
| | | |
|01| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|04| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|07| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|10| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|13| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|16| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|19| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|22| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 25 | MAY 26 | MAY 27 |
| | | |
|01| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|04| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|07| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|10| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|13| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|16| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|19| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|22| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 28 | MAY 29 | MAY 30 |
| | | |
|01| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|04| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|07| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|10| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|13| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|16| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|19| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|22| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| MAY 31 | | |
| | | |
|01| | | | | | | | | | | |
|04| | | | | | | | | | | |
|07| | | | | | | | | | | |
|10| | | | | | | | | | | |
|13| | | | | | | | | | | |
|16| | | | | | | | | | | |
|19| | | | | | | | | | | |
|22| | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+---------------------------------------+---------------------------------------+
WEATHER NOTES SUMMARY BY HOURS
+--+-----------------------------+---------+
Wind Direction: Directions are those from which the wind is blowing, | | Averages | |
indicated in tens of degrees from true North: i.e., 09 for East, 18 for | +----+------+---+---+---+-----+Resultant|
South, 27 for West, and 00 or 36 for North. | | | | | | | | |
Wind Speed: The observed one-minute average speed in miles-per-hour. | | | | T | | | | Wind |
Wind Gust: The maximum instantaneous wind speed for the ten minute-period | | | | e | | % | W +----+----+
preceding the observation. | | | | m | D | | i | D | |
Rainfall Rate: The instantaneous rainfall rate at time of observation, | | S | P | p | e | H | n | i | |
calculated by timing consecutive 0.01" pulses from the electronic rain | | u | r | e | w | u | d | r | |
gauge and interpolating this rate for one hour. | | n | e | r | | m | | e | |
| | s | s | a | P | i | S | c | S |
| H| h | s | t | o | d | p | t | p |
| o| i | u | u | i | i | e | i | e |
| u| n | r | r | n | t | e | o | e |
| r| e | e | e | t | y | d | n | d |
+--+----+------+---+---+---+-----+----+----+
|01| |29.912| 59| 54| 83| 3.4| 15 | 1.5|
|04| |29.890| 57| 53| 87| 3.5| 18 | 1.2|
|07| |29.913| 57| 54| 89| 3.7| 19 | 1.0|
|10| |29.906| 66| 57| 74| 6.7| 18 | 2.4|
|13| |29.883| 71| 58| 64| 7.6| 15 | 0.2|
|16| |29.852| 73| 58| 61| 9.3| 07 | 1.6|
|19| |29.853| 70| 57| 66| 7.1| 08 | 1.9|
|22| |29.898| 63| 55| 75| 4.8| 08 | 0.7|
+--+----+------+---+---+---+-----+----+----+
HOURLY PRECIPITATION (Water Equivalent)
May 2008: Portsmouth, Virginia - KPWR
---+-----------------------------------------------------------+-----------------------------------------------------------+---
| | |
D| A.M. Hour Ending at | P.M. Hour Ending at |D
a| | |a
t+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+t
e| 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |e
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
01| | | | | | | | | | | | | | | | | | | | | | | | |01
02| | | | | | | | | | | | | | | | | | | | | | | | |02
03| | | | | | | | | | | | | | | | | | | | | | | | |03
04| | | | | | | | | | | | | | | | | | | | | | | | |04
05| | | | | | | | | | | | | | | | | | | | | | | | |05
| | | | | | | | | | | | | | | | | | | | | | | | |
06| | | | | | | | | | | | | | | | | | | | | | | | |06
07| | | | | | | | | | | | | | | | | | | | | | | | |07
08| | | | | | | | | | |0.02| | | | | | | | | | | | | |08
09| | | | | | | | | |0.05| | | | | | | |0.01| | | | | | |09
10| | | | | | | |0.01| | | | | | | | | | | | | | | | |10
| | | | | | | | | | | | | | | | | | | | | | | | |
11| | | | | | | | | | | | | | |0.01| | | |0.04|0.07|0.55|0.08| |0.01|11
12| | | | | | | | | | | | |0.01|0.01|0.04| | | | | | | | |0.02|12
13| | | | | | | | | | | | | | | | | | | | | | | | |13
14| | | | | | | | | | | | | | | | | | | | | | | | |14
15| | | | | | | | | | | | | | | | | | | | | | | | |15
| | | | | | | | | | | | | | | | | | | | | | | | |
16| | | | | | | | | | | | | | | | | | | | | | | | |16
17| | | | | | | | | | | | | | | | | | | | | | | | |17
18| | | | | | | | | | | | | | | | | | | | | | | | |18
19| | | | | | | | | | | | | | | | | | | | | | | | |19
20| | | | | | | | | | | | | | | | | | | | | | | | |20
| | | | | | | | | | | | | | | | | | | | | | | | |
21| | | | | | | | | | | | | | | | | | | | | | | | |21
22| | | | | | | | | | | | | | | | | | | | | | | | |22
23| | | | | | | | | | | | | | | | | | | | | | | | |23
24| | | | | | | | | | | | | | | | | | | | | | | | |24
25| | | | | | | | | | | | | | | | | | | | | | | | |25
| | | | | | | | | | | | | | | | | | | | | | | | |
26| | | | | | | | | | | | | | | | | | | | | | | | |26
27| | | | | | | | | | | | | | | | | | | | | | | | |27
28| | | | | | | | | | | | | | | | | | | | | | | | |28
29| | | | | | | | | | | | | | | | | | | | | | | | |29
30| | | | | | | | | | | | | | | | | | | | | | | | |30
31| | | | | | | | | | | | | | | | | | | | | | | | |31
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
Sum| |0.00|0.00|0.00|0.00|0.00|0.00|0.01|0.00|0.05|0.02|0.00|0.01|0.01|0.05|0.00|0.00|0.01|0.04|0.07|0.55|0.08|0.00|0.03|Sum
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
During a frozen precipitation event, hourly precipitation totals may not be recorded. In this case, daily amounts are
typically entered in the last column (hour ending at 12 A.M.)