WFO Monthly/Daily Climate Data Issued by NWS Blacksburg, VA
000
CXUS51 KRNK 011029
CF6ROA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: ROANOKE VA
MONTH: JANUARY
YEAR: 2011
LATITUDE: 37 19 N
LONGITUDE: 79 58 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 54 34 44 8 21 0 0.06 0.0 0 1.8 15 140 M M 8 1 17 140
2 55 30 43 7 22 0 T 0.0 0 10.7 28 320 M M 6 1 37 320
3 41 24 33 -3 32 0 0.00 0.0 0 4.6 17 310 M M 0 21 320
4 49 21 35 -1 30 0 0.00 0.0 0 6.3 18 300 M M 3 26 300
5 43 29 36 0 29 0 0.00 0.0 0 5.7 25 290 M M 2 38 280
6 46 29 38 2 27 0 0.00 0.0 0 6.8 20 290 M M 6 26 300
7 37 29 33 -3 32 0 0.05 0.8 T 5.7 24 310 M M 10 1 32 270
8 29 19 24 -12 41 0 0.02 0.5 1 12.0 29 300 M M 8 12 38 290
9 31 15 23 -13 42 0 0.00 0.0 0 9.1 28 320 M M 1 36 300
10 32 23 28 -8 37 0 T 0.0 0 3.5 12 20 M M 7 8 14 10
11 33 25 29 -7 36 0 0.01 0.3 T 3.5 22 260 M M 9 1 33 250
12 32 25 29 -7 36 0 T T T 18.6 33 300 M M 10 45 290
13 35 21 28 -7 37 0 0.00 0.0 T 12.2 28 330 M M 2 8 36 330
14 39 23 31 -4 34 0 0.00 0.0 0 4.1 12 250 M M 2 14 220
15 47 29 38 3 27 0 0.00 0.0 0 10.0 22 250 M M 4 29 250
16 44 38 41 6 24 0 0.00 0.0 0 7.5 16 280 M M 9 23 280
17 39 29 34 -1 31 0 0.04 0.6 0 5.0 12 150 M M 9 146 14 150
18 46 30 38 3 27 0 0.03 T T 3.1 13 270 M M 8 146 18 250
19 53 38 46 10 19 0 T 0.0 0 11.9 24 300 M M 8 32 290
20 43 30 37 1 28 0 0.00 0.0 0 4.4 15 320 M M 6 20 320
21 42 21 32 -4 33 0 T T 0 14.4 31 310 M M 3 49 320
22 35 19 27 -9 38 0 0.00 0.0 0 4.7 16 300 M M 3 24 340
23 38 23 31 -5 34 0 0.00 0.0 0 10.6 21 290 M M 2 26 300
24 35 20 28 -8 37 0 T T 0 4.5 12 140 M M 7 17 140
25 52 25 39 3 26 0 0.03 0.0 0 4.2 10 290 M M 8 1 14 340
26 40 34 37 1 28 0 0.57 0.2 0 7.6 25 20 M M 9 1 33 300
27 41 30 36 0 29 0 0.00 0.0 T 10.0 30 310 M M 5 38 310
28 46 30 38 2 27 0 0.01 T 0 8.1 25 300 M M 6 18 33 270
29 60 24 42 6 23 0 0.00 0.0 0 5.2 18 240 M M 0 24 240
30 58 34 46 10 19 0 0.00 0.0 0 3.6 13 110 M M 1 15 110
31 40 33 37 1 28 0 0.00 0.0 0 6.2 12 120 M M 9 15 120
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SM 1315 834 934 0 0.82 2.4 225.6 M 171
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AV 42.4 26.9 7.3 FASTST M M 6 MAX(MPH)
MISC ----> # 33 300 # 49 320
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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: ROANOKE VA
MONTH: JANUARY
YEAR: 2011
LATITUDE: 37 19 N
LONGITUDE: 79 58 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 34.7 TOTAL FOR MONTH: 0.82 1 = FOG OR MIST
DPTR FM NORMAL: -1.1 DPTR FM NORMAL: -2.41 2 = FOG REDUCING VISIBILITY
HIGHEST: 60 ON 29 GRTST 24HR 0.60 ON 25-26 TO 1/4 MILE OR LESS
LOWEST: 15 ON 9 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 2.4 INCHES 5 = HAIL
GRTST 24HR 0.8 ON M 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 1 ON 8 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: 4 0.01 INCH OR MORE: 9
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1
MIN 32 OR BELOW: 25 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 934 CLEAR (SCALE 0-3) 11
DPTR FM NORMAL 23 PTCLDY (SCALE 4-7) 11
TOTAL FM JUL 1 2673 CLOUDY (SCALE 8-10) 9
DPTR FM NORMAL 109
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.46 ON 14
DPTR FM NORMAL 0 LOWEST SLP 29.38 ON 8
[REMARKS]
#FINAL-01-11#