WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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844 CXUS51 KLWX 030119 CF6DCA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WASHINGTON NATIONAL DC MONTH: JULY 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 91 70 81 1 0 16 1.27 0.0 0 5.4 40 270 M M 8 138 57 280 2 83 69 76 -4 0 11 0.09 0.0 0 9.7 21 330 M M 8 27 320 3 81 63 72 -8 0 7 T 0.0 0 10.4 28 320 M M 6 35 300 4 85 64 75 -6 0 10 0.00 0.0 0 4.7 14 170 M M 5 8 18 280 5 88 71 80 -1 0 15 0.00 0.0 0 7.5 15 170 M M 7 8 21 160 6 93 73 83 2 0 18 0.00 0.0 0 9.6 18 220 M M 3 29 220 7 93 77 85 4 0 20 0.00 0.0 0 8.5 17 190 M M 5 8 22 180 8 86 72 79 -2 0 14 0.24 0.0 0 10.3 22 180 M M 10 138 32 170 9 90 71 81 0 0 16 1.15 0.0 0 7.9 26 290 M M 7 13 33 330 10 84 70 77 -4 0 12 0.00 0.0 0 8.1 15 340 M M 8 24 260 11 90 75 83 2 0 18 0.00 0.0 0 10.5 17 180 M M 8 24 190 12 92 78 85 4 0 20 0.00 0.0 0 9.9 17 180 M M 6 23 150 13 93 78 86 5 0 21 0.00 0.0 0 11.2 21 200 M M 6 28 170 14 92 74 83 2 0 18 T 0.0 0 6.7 16 180 M M 6 8 23 200 15 91 72 82 1 0 17 0.00 0.0 0 6.2 15 240 M M 7 19 190 16 94 76 85 4 0 20 0.00 0.0 0 6.9 16 170 M M 5 23 160 17 94 77 86 5 0 21 T 0.0 0 9.4 22 170 M M 7 3 29 170 18 84 74 79 -2 0 14 0.00 0.0 0 10.2 22 300 M M 7 32 300 19 90 72 81 0 0 16 0.00 0.0 0 6.5 15 190 M M 7 19 310 20 94 73 84 3 0 19 0.00 0.0 0 6.0 13 220 M M 1 17 220 21 90 74 82 1 0 17 0.45 0.0 0 7.4 38 300 M M 4 38 51 280 22 84 68 76 -5 0 11 0.00 0.0 0 8.9 18 330 M M 6 24 340 23 87 68 78 -3 0 13 0.00 0.0 0 5.0 12 340 M M 6 17 300 24 87 70 79 -2 0 14 0.03 0.0 0 8.5 18 180 M M 8 23 150 25 91 73 82 1 0 17 0.00 0.0 0 10.5 16 200 M M 9 23 180 26 97 74 86 5 0 21 0.37 0.0 0 5.4 35 50 M M 7 13 49 50 27 96 73 85 4 0 20 0.00 0.0 0 4.1 13 320 M M 4 17 260 28 94 73 84 3 0 19 0.45 0.0 0 6.7 16 220 M M 4 3 22 230 29 87 73 80 -1 0 15 0.19 0.0 0 7.1 15 200 M M 8 3 20 190 30 91 75 83 2 0 18 0.00 0.0 0 9.9 20 350 M M 5 27 350 31 82 69 76 -5 0 11 T 0.0 0 7.8 14 20 M M 9 18 10 ================================================================================ SM 2774 2239 0 499 4.24 0.0 246.9 M 197 ================================================================================ AV 89.5 72.2 8.0 FASTST M M 6 MAX(MPH) MISC ----> 40 270 57 280 ================================================================================ 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: JULY YEAR: 2021 LATITUDE: 38 50 N LONGITUDE: 77 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 80.9 TOTAL FOR MONTH: 4.24 1 = FOG OR MIST DPTR FM NORMAL: -0.1 DPTR FM NORMAL: -0.09 2 = FOG REDUCING VISIBILITY HIGHEST: 97 ON 26 GRTST 24HR 1.36 ON 1- 2 TO 1/4 MILE OR LESS LOWEST: 63 ON 3 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: 9 MAX 90 OR ABOVE: 19 0.10 INCH OR MORE: 7 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2 [HDD (BASE 65) ] TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 25 TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 4 DPTR FM NORMAL 0 [CDD (BASE 65) ] TOTAL THIS MO. 499 DPTR FM NORMAL 3 [PRESSURE DATA] TOTAL FM JAN 1 1019 HIGHEST SLP 30.20 ON 23 DPTR FM NORMAL 13 LOWEST SLP 29.75 ON 2 [REMARKS] #FINAL-07-21#