Preliminary Local Climatological Data (WS Form F-6)
Station: CHANHASSEN MN NWS OFFICE
Month: APR
Year: 2002
Temperature in F : :Pcpn :Snow: Wind :Sunshine: Sky :Pk Wnd
===================================== Columns =================================
1 2 3 4 5 6a 6b 7 8 9 10 11 12 13 14 15 16 17 18
Dy Max Min Avg Dep HDD CDD Wtr Snw Dpth Avg Spd Dir Min Psbl S-S Wx Spd Dr
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1 28 20 24 M 41 0 0.34 4.6 0 M M M 71 9 M M M
2 35 20 28 M 37 0 0.14 3.0 5 M M M 617 80 M M M
3 30 19 25 M 40 0 T T 4 M M M 576 75 M M M
4 32 16 24 M 41 0 T T 4 M M M 668 86 M M M
5 38 15 27 M 38 0 0.00 0.0 4 M M M 734 94 M M M
6 47 20 34 M 31 0 0.00 0.0 2 M M M 643 82 M M M
7 55 42 49 M 16 0 0.00 0.0 0 M M M 294 37 M M M
8 51 32 42 M 23 0 0.00 0.0 0 M M M 608 77 M M M
9 54 27 41 M 24 0 0.00 0.0 0 M M M 745 94 M M M
10 58 33 46 M 19 0 0.41 0.0 0 M M M 247 31 M M M
11 46 39 43 M 22 0 0.26 0.0 0 M M M 12 2 M M M
12 65 39 52 M 13 0 0.00 0.0 0 M M M 675 84 M M M
13 65 38 52 M 13 0 0.25 0.0 0 M M M 528 66 M M M
14 76 50 63 M 2 0 0.02 0.0 0 M M M 530 66 M M M
15 90 52 71 M 0 6 0.00 0.0 0 M M M 638 79 M M M
16 83 58 71 M 0 6 0.06 0.0 0 M M M 564 70 M M M
17 66 45 56 M 9 0 0.01 0.0 0 M M M 755 93 M M M
18 85 44 65 M 0 0 0.07 0.0 0 M M M 740 90 M M M
19 50 37 44 M 21 0 0.00 0.0 0 M M M 563 69 M M M
20 52 33 43 M 22 0 0.00 0.0 0 M M M 703 85 M M M
21 42 31 37 M 28 0 0.51 6.6 T M M M 0 0 M M M
22 43 30 37 M 28 0 T T 2 M M M 681 82 M M M
23 67 31 49 M 16 0 0.00 0.0 0 M M M 777 93 M M M
24 62 35 49 M 16 0 T 0.0 0 M M M 601 72 M M M
25 43 28 36 M 29 0 0.00 0.0 0 M M M 814 97 M M M
26 51 24 38 M 27 0 0.00 0.0 0 M M M 757 90 M M M
27 45 32 39 M 26 0 1.10 5.5 0 M M M 9 1 M M M
28 42 30 36 M 29 0 0.05 0.5 5 M M M 548 65 M M M
29 64 40 52 M 13 0 0.00 0.0 0 M M M 761 90 M M M
30 63 33 48 M 17 0 0.00 0.0 0 M M M 749 88 M M M
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Sm 1628 993 641 12 3.22 20.2 M 16608 24302
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Av 54.3 33.1 M Fastst Psbl % 68 Max(mph)
Misc ----> M M M M
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Notes:
# Last of several occurrences
Column 17 Peak Wind in MPH
Preliminary Local Climatological Data (WS Form F-6), Page 2
Station: CHANHASSEN MN NWS OFFICE
Month: APR
Year: 2002
[Temperature Data] [Precipitation Data] SYMBOLS USED IN COLUMN 16
Average Monthly: 43.7 Total for month: 3.22 1 = FOG
Dptr fm normal: M Dptr fm normal: M 2 = FOG REDUCING VISIBILITY
Highest: 90 on 15 Grtst 24 hr 1.10 on 27 TO 1/4 MILE OR LESS
Lowest: 15 on 5 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
Total for month 20.2 In 5 = HAIL
Grtst 24 hr 6.6 on 21 6 = GLAZE OR RIME
Grtst depth: 5 on 28# 7 = BLOWING DUST OR SAND:
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: 3 0.01 inch or more: 12
Max 90 or above: 1 0.10 inch or more: 7
Min 32 or below: 15 0.50 inch or more: 2
Min 0 or below: 0 1.00 inch or more: 1
[HDD (Base 65)]
Total this Mo. 641 Clear (scale 0-3): M
Dptr fm normal M PtCldy (scale 4-7): M
Seasonal total 6902 Cloudy (scale 8-10): M
Dptr fm normal M
[CDD (Base 65)]
Total this Mo. 12
Dptr fm normal M [Pressure Data]
Seasonal total 12 Highest SLP: on
Dptr fm normal M Lowest SLP: on
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# = LAST OF SEVERAL OCCURRENCES