WFO Monthly/Daily Climate Data Issued by NWS Grand Rapids, MI
000
CXUS53 KGRR 010910
CF6GRR
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: GRAND RAPIDS
MONTH: APRIL
YEAR: 2021
LATITUDE: 42 52 N
LONGITUDE: 85 31 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
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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
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1 40 24 32 -10 33 0 T T 0 11.9 21 360 M M 4 29 330
2 47 16 32 -10 33 0 0.00 0.0 0 4.8 13 260 M M 1 18 210
3 61 31 46 3 19 0 0.00 0.0 0 12.1 28 250 M M 3 37 230
4 71 33 52 9 13 0 0.00 0.0 0 5.9 13 160 M M 4 8 19 130
5 69 48 59 15 6 0 0.23 0.0 0 8.7 22 10 M M 6 13 29 10
6 78 47 63 19 2 0 T 0.0 0 8.4 28 250 M M 6 33 240
7 80 56 68 23 0 3 T 0.0 0 9.6 21 180 M M 7 3 32 180
8 74 51 63 18 2 0 0.28 0.0 0 12.7 28 140 M M 7 18 38 140
9 66 48 57 12 8 0 T 0.0 0 11.6 24 220 M M 8 34 200
10 70 42 56 10 9 0 0.96 0.0 0 8.8 22 200 M M 7 13 31 190
11 61 46 54 8 11 0 0.11 0.0 0 5.8 16 160 M M 8 12 20 160
12 62 43 53 6 12 0 0.00 0.0 0 9.7 24 270 M M 5 31 260
13 54 35 45 -2 20 0 0.00 0.0 0 11.1 23 230 M M 3 29 270
14 45 34 40 -8 25 0 0.00 0.0 0 11.5 21 250 M M 7 28 240
15 45 36 41 -7 24 0 0.02 0.0 0 12.1 21 310 M M 10 27 320
16 56 37 47 -1 18 0 0.00 0.0 0 9.7 20 250 M M 6 23 240
17 60 33 47 -2 18 0 0.00 0.0 0 6.1 17 270 M M 3 24 270
18 61 31 46 -3 19 0 0.00 0.0 0 6.4 20 240 M M 6 27 250
19 53 37 45 -5 20 0 0.12 0.0 0 13.3 25 250 M M 8 1 31 260
20 40 32 36 -14 29 0 0.00 0.0 0 8.0 13 20 M M 8 18 290
21 42 26 34 -16 31 0 0.02 0.3 0 8.6 22 300 M M 5 128 28 300
22 48 25 37 -14 28 0 T T 0 9.2 22 260 M M 3 35 260
23 61 32 47 -4 18 0 0.00 0.0 0 11.4 23 250 M M 4 29 250
24 53 38 46 -5 19 0 T 0.0 0 4.5 13 290 M M 8 1 16 290
25 52 35 44 -8 21 0 0.00 0.0 0 11.1 21 320 M M 8 1 29 310
26 63 37 50 -2 15 0 T T 0 15.9 23 110 M M 8 4 32 110
27 78 49 64 12 1 0 0.00 0.0 0 10.0 21 260 M M 8 27 260
28 65 51 58 5 7 0 T 0.0 0 8.0 20 250 M M 7 26 250
29 62 48 55 2 10 0 0.10 0.0 0 9.5 21 300 M M 9 1 31 300
30 54 36 45 -9 20 0 0.07 0.0 0 12.3 24 330 M M 4 1 35 300
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SM 1771 1137 491 3 1.91 0.3 288.7 M 181
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AV 59.0 37.9 9.6 FASTST M M 6 MAX(MPH)
MISC ----> # 28 250 38 140
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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: APRIL
YEAR: 2021
LATITUDE: 42 52 N
LONGITUDE: 85 31 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 48.5 TOTAL FOR MONTH: 1.91 1 = FOG OR MIST
DPTR FM NORMAL: 0.5 DPTR FM NORMAL: -1.44 2 = FOG REDUCING VISIBILITY
HIGHEST: 80 ON 7 GRTST 24HR 1.00 ON 10-11 TO 1/4 MILE OR LESS
LOWEST: 16 ON 2 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.3 INCH 5 = HAIL
GRTST 24HR 0.3 ON 21-21 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: 0 0.10 INCH OR MORE: 6
MIN 32 OR BELOW: 8 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 491 CLEAR (SCALE 0-3) 3
DPTR FM NORMAL -27 PTCLDY (SCALE 4-7) 24
TOTAL FM JUL 1 5863 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL -342
[CDD (BASE 65) ]
TOTAL THIS MO. 3
DPTR FM NORMAL -4 [PRESSURE DATA]
TOTAL FM JAN 1 3 HIGHEST SLP 30.58 ON 2
DPTR FM NORMAL -5 LOWEST SLP 29.33 ON 11
[REMARKS]
#FINAL-04-21#