WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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000 CXUS51 KLWX 011438 CF6DCA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WASHINGTON NATIONAL DC MONTH: APRIL YEAR: 2021 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 53 34 44 -8 21 0 0.19 0.0 0 17.7 32 330 M M 8 1 44 330 2 47 31 39 -13 26 0 0.00 0.0 0 17.5 28 330 M M 4 39 330 3 57 33 45 -8 20 0 0.00 0.0 0 7.3 15 330 M M 3 22 330 4 72 44 58 5 7 0 0.00 0.0 0 9.6 22 330 M M 5 31 300 5 73 46 60 7 5 0 0.00 0.0 0 5.6 17 350 M M 4 25 310 6 78 54 66 12 0 1 0.00 0.0 0 4.3 15 330 M M 4 22 310 7 83 53 68 14 0 3 T 0.0 0 4.6 13 50 M M 5 17 110 8 72 53 63 9 2 0 0.00 0.0 0 9.0 18 160 M M 7 24 160 9 62 53 58 3 7 0 0.61 0.0 0 7.1 14 60 M M 10 13 19 120 10 74 55 65 10 0 0 0.03 0.0 0 6.0 14 90 M M 10 1 18 110 11 79 61 70 15 0 5 0.11 0.0 0 8.8 24 230 M M 8 13 31 230 12 64 50 57 1 8 0 0.08 0.0 0 9.2 15 70 M M 9 1 19 60 13 68 50 59 3 6 0 T 0.0 0 5.8 15 350 M M 8 19 360 14 63 51 57 1 8 0 0.30 0.0 0 6.7 12 180 M M 8 1 16 170 15 66 48 57 0 8 0 T 0.0 0 11.0 26 310 M M 7 40 290 16 62 43 53 -4 12 0 0.00 0.0 0 11.6 29 290 M M 5 38 310 17 62 42 52 -5 13 0 0.00 0.0 0 7.0 16 330 M M 6 21 320 18 68 47 58 0 7 0 0.00 0.0 0 6.7 14 30 M M 7 22 20 19 62 50 56 -2 9 0 0.01 0.0 0 6.3 13 190 M M 6 16 180 20 76 47 62 4 3 0 0.00 0.0 0 11.3 23 170 M M 2 31 180 21 69 40 55 -4 10 0 T 0.0 0 17.9 33 320 M M 5 52 320 22 54 36 45 -14 20 0 0.00 0.0 0 11.1 26 280 M M 6 40 270 23 65 38 52 -7 13 0 0.00 0.0 0 7.8 18 260 M M 3 29 240 24 65 42 54 -6 11 0 0.60 0.0 0 6.4 25 210 M M 7 1 31 220 25 68 51 60 0 5 0 0.26 0.0 0 11.5 25 320 M M 9 1 36 300 26 69 46 58 -2 7 0 0.00 0.0 0 10.7 22 330 M M 2 29 330 27 84 50 67 7 0 2 0.00 0.0 0 8.1 18 200 M M 7 27 190 28 88 62 75 14 0 10 0.00 0.0 0 9.2 17 170 M M 8 24 210 29 86 67 77 16 0 12 0.01 0.0 0 10.0 29 320 M M 9 8 40 320 30 73 51 62 1 3 0 T 0.0 0 20.9 41 310 M M 5 8 62 300 ================================================================================ SM 2062 1428 231 33 2.20 0.0 286.7 M 187 ================================================================================ AV 68.7 47.6 9.6 FASTST M M 6 MAX(MPH) MISC ----> 41 310 62 300 ================================================================================ 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: 2021 LATITUDE: 38 50 N LONGITUDE: 77 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 58.2 TOTAL FOR MONTH: 2.20 1 = FOG OR MIST DPTR FM NORMAL: 1.4 DPTR FM NORMAL: -0.86 2 = FOG REDUCING VISIBILITY HIGHEST: 88 ON 28 GRTST 24HR 1.11 ON 31- 1 TO 1/4 MILE OR LESS LOWEST: 31 ON 2 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: 10 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6 MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 231 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -39 PTCLDY (SCALE 4-7) 21 TOTAL FM JUL 1 3415 CLOUDY (SCALE 8-10) 6 DPTR FM NORMAL -530 [CDD (BASE 65) ] TOTAL THIS MO. 33 DPTR FM NORMAL 9 [PRESSURE DATA] TOTAL FM JAN 1 40 HIGHEST SLP 30.48 ON 3 DPTR FM NORMAL 14 LOWEST SLP 29.42 ON 11 [REMARKS] #FINAL-04-21#