


WFO Monthly/Daily Climate Data
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
249 CXUS53 KGRR 150912 CF6GRR PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: GRAND RAPIDS MONTH: MAY YEAR: 2025 LATITUDE: 42 52 N LONGITUDE: 85 31 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 72 47 60 6 5 0 0.58 0.0 0 13.8 28 250 M M 10 138 34 250 2 62 43 53 -1 12 0 T 0.0 0 7.4 13 290 M M 9 1 21 270 3 59 41 50 -4 15 0 0.00 0.0 0 9.1 15 40 M M 6 21 80 4 62 40 51 -4 14 0 0.64 0.0 0 14.0 28 50 M M 6 1 38 50 5 70 48 59 4 6 0 0.05 0.0 0 7.8 17 70 M M 8 1 26 60 6 63 52 58 2 7 0 0.18 0.0 0 5.8 13 280 M M 7 1 17 290 7 78 45 62 6 3 0 0.00 0.0 0 5.6 22 40 M M 5 18 27 80 8 58 39 49 -7 16 0 0.00 0.0 0 13.0 21 60 M M 3 29 70 9 68 33 51 -6 14 0 0.00 0.0 0 5.7 17 280 M M 1 24 290 10 76 42 59 2 6 0 0.00 0.0 0 10.6 18 20 M M 2 26 330 11 71 42 57 -1 8 0 0.00 0.0 0 8.8 18 90 M M 1 25 90 12 83 46 65 7 0 0 T 0.0 0 7.6 20 120 M M 4 25 130 13 73 62 68 10 0 3 0.05 0.0 0 6.9 15 90 M M 9 1 20 130 14 78 62 70 11 0 5 0.00 0.0 0 6.3 14 160 M M 8 13 19 140 ================================================================================ SM 973 642 106 8 1.50 0.0 122.4 M 79 ================================================================================ AV 69.5 45.9 8.7 FASTST M M 6 MAX(MPH) MISC ----> # 28 250 38 50 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: GRAND RAPIDS MONTH: MAY YEAR: 2025 LATITUDE: 42 52 N LONGITUDE: 85 31 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 57.7 TOTAL FOR MONTH: 1.50 1 = FOG OR MIST DPTR FM NORMAL: 1.5 DPTR FM NORMAL: -0.34 2 = FOG REDUCING VISIBILITY HIGHEST: 83 ON 12 GRTST 24HR 0.69 ON 4- 5 TO 1/4 MILE OR LESS LOWEST: 33 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: 5 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 106 CLEAR (SCALE 0-3) 4 DPTR FM NORMAL -28 PTCLDY (SCALE 4-7) 6 TOTAL FM JUL 1 5825 CLOUDY (SCALE 8-10) 4 DPTR FM NORMAL -453 [CDD (BASE 65) ] TOTAL THIS MO. 8 DPTR FM NORMAL -2 [PRESSURE DATA] TOTAL FM JAN 1 8 HIGHEST SLP M ON M DPTR FM NORMAL -8 LOWEST SLP 29.57 ON 1 [REMARKS]