CXUS56 KTFX 091110 CF6HLN PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: HELENA MT MONTH: MAY YEAR: 2024 LATITUDE: 46 35 N LONGITUDE: 112 0 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 51 32 42 -7 23 0 T 0.0 0 15.7 33 260 M M 4 44 260 2 46 37 42 -8 23 0 0.00 0.0 0 10.6 24 280 M M 10 33 280 3 56 33 45 -5 20 0 0.00 0.0 0 4.7 16 310 M M 7 20 300 4 66 29 48 -2 17 0 0.00 0.0 0 6.4 22 100 M M 0 31 90 5 61 47 54 4 11 0 0.00 0.0 0 6.6 20 260 M M 3 25 260 6 57 46 52 1 13 0 T 0.0 0 19.2 37 290 M M 8 51 290 7 48 40 44 -7 21 0 0.03 0.0 0 20.4 36 280 M M 6 52 290 8 44 34 39 -13 26 0 0.98 0.5 T 9.6 21 320 M M 10 1 29 310 ================================================================================ SM 429 298 154 0 1.01 0.5 93.2 M 48 ================================================================================ AV 53.6 37.3 11.6 FASTST M M 6 MAX(MPH) MISC ----> 37 290 52 290 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: HELENA MT MONTH: MAY YEAR: 2024 LATITUDE: 46 35 N LONGITUDE: 112 0 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 45.4 TOTAL FOR MONTH: 1.01 1 = FOG OR MIST DPTR FM NORMAL: -4.9 DPTR FM NORMAL: 0.69 2 = FOG REDUCING VISIBILITY HIGHEST: 66 ON 4 GRTST 24HR 1.01 ON 7- 8 TO 1/4 MILE OR LESS LOWEST: 29 ON 4 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.5 INCH 5 = HAIL GRTST 24HR 0.5 ON 8- 8 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: T 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: 1 MIN 32 OR BELOW: 2 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 154 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL 36 PTCLDY (SCALE 4-7) 4 TOTAL FM JUL 1 6565 CLOUDY (SCALE 8-10) 2 DPTR FM NORMAL -559 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL 0 LOWEST SLP 29.46 ON 5 [REMARKS]