WFO Monthly/Daily Climate Data
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
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CXUS53 KGRR 300910
CF6GRR
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: GRAND RAPIDS
MONTH: SEPTEMBER
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 77 50 64 -4 1 0 0.00 0.0 0 2.7 12 90 M M 1 1 16 90
2 79 52 66 -2 0 1 0.00 0.0 0 4.0 12 280 M M 3 1 15 170
3 71 55 63 -5 2 0 0.57 0.0 0 9.6 22 230 M M 7 1 30 220
4 64 47 56 -12 9 0 0.00 0.0 0 8.1 22 260 M M 6 30 250
5 64 52 58 -9 7 0 0.01 0.0 0 14.3 30 240 M M 7 40 250
6 63 47 55 -12 10 0 T 0.0 0 8.3 22 250 M M 7 31 300
7 66 41 54 -13 11 0 T 0.0 0 6.6 17 260 M M 3 26 270
8 68 39 54 -12 11 0 0.00 0.0 0 2.9 12 170 M M 2 20 190
9 73 44 59 -7 6 0 0.00 0.0 0 4.8 14 210 M M 5 1 22 200
10 80 49 65 -1 0 0 0.00 0.0 0 3.6 12 10 M M 5 14 220
11 80 53 67 2 0 2 0.00 0.0 0 2.6 12 50 M M 2 14 60
12 82 53 68 3 0 3 0.00 0.0 0 3.9 13 200 M M 2 18 200
13 77 56 67 2 0 2 0.04 0.0 0 3.5 9 140 M M 6 1 13 110
14 84 58 71 7 0 6 0.00 0.0 0 5.8 15 90 M M 3 21 110
15 84 56 70 6 0 5 0.00 0.0 0 6.6 17 90 M M 1 1 25 90
16 81 56 69 5 0 4 0.00 0.0 0 3.4 10 60 M M 3 1 14 60
17 83 53 68 5 0 3 0.00 0.0 0 3.3 10 290 M M 1 1 13 80
18 87 57 72 9 0 7 0.00 0.0 0 4.3 14 360 M M 2 17 360
19 84 61 73 11 0 8 0.00 0.0 0 9.7 20 70 M M 4 18 26 60
20 82 57 70 8 0 5 0.62 0.0 0 10.4 25 240 M M 7 13 30 250
21 75 59 67 5 0 2 0.40 0.0 0 7.1 16 280 M M 9 13 22 260
22 78 63 71 10 0 6 0.24 0.0 0 7.0 15 250 M M 7 13 20 250
23 75 62 69 8 0 4 0.56 0.0 0 4.0 14 180 M M 8 13 16 180
24 71 59 65 5 0 0 0.00 0.0 0 4.3 12 10 M M 8 1 15 360
25 74 58 66 6 0 1 T 0.0 0 6.3 17 280 M M 7 1 22 300
26 78 52 65 5 0 0 0.00 0.0 0 6.6 18 230 M M 2 12 23 250
27 82 55 69 10 0 4 0.00 0.0 0 6.6 16 240 M M 1 21 250
28 78 55 67 8 0 2 0.00 0.0 0 3.5 10 60 M M 1 13 60
29 81 51 66 8 0 1 0.00 0.0 0 2.4 10 350 M M 0 15 320
================================================================================
SM 2221 1550 57 66 2.44 0.0 166.2 M 120
================================================================================
AV 76.6 53.4 5.7 FASTST M M 4 MAX(MPH)
MISC ----> 30 240 40 250
================================================================================
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: SEPTEMBER
YEAR: 2025
LATITUDE: 42 52 N
LONGITUDE: 85 31 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 65.0 TOTAL FOR MONTH: 2.44 1 = FOG OR MIST
DPTR FM NORMAL: 1.3 DPTR FM NORMAL: -0.87 2 = FOG REDUCING VISIBILITY
HIGHEST: 87 ON 18 GRTST 24HR 0.69 ON 20-21 TO 1/4 MILE OR LESS
LOWEST: 39 ON 8 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: 7
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 5
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 57 CLEAR (SCALE 0-3) 13
DPTR FM NORMAL -53 PTCLDY (SCALE 4-7) 15
TOTAL FM JUL 1 88 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -39
[CDD (BASE 65) ]
TOTAL THIS MO. 66
DPTR FM NORMAL -5 [PRESSURE DATA]
TOTAL FM JAN 1 819 HIGHEST SLP M ON M
DPTR FM NORMAL 96 LOWEST SLP 29.57 ON 5
[REMARKS]