WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CXUS51 KLWX 170815
CF6DCA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON NATIONAL DC
MONTH: APRIL
YEAR: 2025
LATITUDE: 38 50 N
LONGITUDE: 77 2 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
================================================================================
1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18
12Z AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR
================================================================================
1 61 46 54 1 11 0 T 0.0 M 13.0 31 330 M M 3 43 330
2 61 46 54 1 11 0 0.00 0.0 0 10.1 20 130 M M 8 26 130
3 81 55 68 14 0 3 T 0.0 M 10.0 24 220 M M 9 1 35 220
4 77 64 71 17 0 6 0.04 0.0 0 8.1 21 360 M M 10 3 33 320
5 81 60 71 17 0 6 T 0.0 0 6.7 16 50 M M 9 19 40
6 65 55 60 5 5 0 0.01 0.0 0 8.3 23 360 M M 9 8 30 330
7 56 46 51 -4 14 0 0.79 0.0 0 9.1 21 30 M M 10 1 26 40
8 51 38 45 -11 20 0 0.00 0.0 0 15.6 28 310 M M 4 46 330
9 55 34 45 -11 20 0 0.00 0.0 0 8.0 16 160 M M 2 19 170
10 61 47 54 -2 11 0 T 0.0 0 11.2 20 170 M M 10 26 180
11 50 48 49 -8 16 0 1.42 0.0 0 12.9 20 360 M M 10 1 27 30
12 55 46 51 -6 14 0 0.09 0.0 0 13.3 21 350 M M 10 27 350
13 64 49 57 0 8 0 0.00 0.0 0 11.4 22 330 M M 6 29 320
14 74 50 62 4 3 0 0.07 0.0 0 6.4 13 190 M M 8 3 16 190
15 71 53 62 4 3 0 0.01 0.0 0 14.7 37 320 M M 8 52 320
16 63 49 56 -2 9 0 0.00 0.0 0 13.9 25 270 M M 5 37 300
================================================================================
SM 1026 786 145 15 2.43 0.0 172.7 M 121
================================================================================
AV 64.1 49.1 10.8 FASTST M M 8 MAX(MPH)
MISC ----> 37 320 52 320
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: WASHINGTON NATIONAL DC
MONTH: APRIL
YEAR: 2025
LATITUDE: 38 50 N
LONGITUDE: 77 2 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 56.6 TOTAL FOR MONTH: 2.43 1 = FOG OR MIST
DPTR FM NORMAL: 0.9 DPTR FM NORMAL: 0.78 2 = FOG REDUCING VISIBILITY
HIGHEST: 81 ON 5, 3 GRTST 24HR 1.51 ON 11-12 TO 1/4 MILE OR LESS
LOWEST: 34 ON 9 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.0 INCH 5 = HAIL
GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 0 7 = DUSTSTORM OR SANDSTORM:
VSBY 1/2 MILE OR LESS
8 = SMOKE OR HAZE
[NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW
X = TORNADO
MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 7
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 145 CLEAR (SCALE 0-3) 2
DPTR FM NORMAL -15 PTCLDY (SCALE 4-7) 4
TOTAL FM JUL 1 3236 CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL -391
[CDD (BASE 65) ]
TOTAL THIS MO. 15
DPTR FM NORMAL 5 [PRESSURE DATA]
TOTAL FM JAN 1 40 HIGHEST SLP M ON M
DPTR FM NORMAL 27 LOWEST SLP 29.57 ON 15
[REMARKS]