


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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501 CXUS53 KBIS 120830 CF6XWA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WILLISTON BASIN AIRPORT MONTH: SEPTEMBER YEAR: 2025 LATITUDE: 48 15 N LONGITUDE: 103 45 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 88 54 71 M 0 6 0.00 M M 7.8 17 360 M M 1 138 22 350 2 66 51 59 M 6 0 T M M 10.7 21 350 M M 6 128 27 350 3 62 42 52 M 13 0 0.00 M M 6.9 15 10 M M 2 128 17 40 4 66 47 57 M 8 0 0.03 M M 24.3 47 340 M M 6 18 60 330 5 58 41 50 M 15 0 0.00 M M 13.7 24 340 M M 5 32 340 6 66 37 52 M 13 0 0.00 M M 5.0 12 340 M M 0 17 330 7 80 39 60 M 5 0 0.00 M M 9.6 18 170 M M 0 26 170 8 84 51 68 M 0 3 T M M 8.3 21 350 M M 2 26 360 9 81 53 67 M 0 2 0.00 M M 7.0 13 60 M M 0 18 70 10 84 54 69 M 0 4 0.00 M M 11.8 24 150 M M 0 33 150 11 86 63 75 M 0 10 0.08 M M 7.5 16 140 M M 2 13 23 160 ================================================================================ SM 821 532 60 25 0.11 M 112.6 M 24 ================================================================================ AV 74.6 48.4 10.2 FASTST M M 2 MAX(MPH) MISC ----> 47 340 60 330 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: WILLISTON BASIN AIRPORT MONTH: SEPTEMBER YEAR: 2025 LATITUDE: 48 15 N LONGITUDE: 103 45 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 61.5 TOTAL FOR MONTH: 0.11 1 = FOG OR MIST DPTR FM NORMAL: 0.0 DPTR FM NORMAL: 0.11 2 = FOG REDUCING VISIBILITY HIGHEST: 88 ON 1 GRTST 24HR 0.08 ON 11-11 TO 1/4 MILE OR LESS LOWEST: 37 ON 6 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: M 5 = HAIL GRTST 24HR M ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: M ON M 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: 2 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 0 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 60 CLEAR (SCALE 0-3) 8 DPTR FM NORMAL M PTCLDY (SCALE 4-7) 3 TOTAL FM JUL 1 125 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL M [CDD (BASE 65) ] TOTAL THIS MO. 25 DPTR FM NORMAL M [PRESSURE DATA] TOTAL FM JAN 1 368 HIGHEST SLP M ON M DPTR FM NORMAL M LOWEST SLP 29.69 ON 4 [REMARKS]