WFO Monthly/Daily Climate Data Issued by NWS Knoxville/Tri Cities, TN
000
CXUS54 KMRX 011030
CF6CHA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHATTANOOGA AIRPORT
MONTH: MAY
YEAR: 2021
LATITUDE: 35 1 N
LONGITUDE: 85 12 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 80 50 65 -1 0 0 0.00 0.0 0 4.9 14 360 M M 4 19 30
2 77 51 64 -2 1 0 0.01 0.0 0 3.1 13 170 M M 6 19 180
3 85 67 76 9 0 11 0.20 0.0 0 9.5 22 210 M M 7 1 29 210
4 73 64 69 2 0 4 1.41 0.0 0 6.2 31 340 M M 9 13 43 340
5 74 52 63 -4 2 0 0.00 0.0 0 7.2 18 320 M M 5 1 24 320
6 75 48 62 -5 3 0 T 0.0 0 4.8 23 280 M M 3 18 33 280
7 71 51 61 -7 4 0 0.00 0.0 0 7.6 21 340 M M 3 29 340
8 72 48 60 -8 5 0 0.00 0.0 0 2.7 12 240 M M 5 20 290
9 84 50 67 -1 0 2 0.91 0.0 0 7.4 24 170 M M 6 138 37 160
10 76 58 67 -1 0 2 0.01 0.0 0 6.5 16 360 M M 7 22 360
11 71 54 63 -6 2 0 0.00 0.0 0 7.0 16 10 M M 8 20 350
12 69 55 62 -7 3 0 0.05 0.0 0 10.7 23 10 M M 8 1 31 20
13 73 49 61 -8 4 0 0.00 0.0 0 4.1 13 30 M M 4 18 40
14 76 47 62 -8 3 0 0.00 0.0 0 1.4 7 100 M M 3 10 180
15 78 50 64 -6 1 0 0.00 0.0 0 3.1 14 160 M M 4 18 150
16 80 58 69 -1 0 4 T 0.0 0 1.9 12 240 M M 6 18 220
17 80 56 68 -2 0 3 0.00 0.0 0 3.9 14 120 M M 6 21 70
18 78 66 72 2 0 7 0.00 0.0 0 7.1 18 130 M M 7 28 130
19 84 67 76 5 0 11 0.00 0.0 0 7.2 17 160 M M 6 25 120
20 84 63 74 3 0 9 0.00 0.0 0 7.1 16 130 M M 4 26 160
21 87 58 73 2 0 8 0.00 0.0 0 4.8 16 160 M M 5 24 160
22 88 60 74 2 0 9 0.00 0.0 0 2.6 12 10 M M 5 19 10
23 91 64 78 6 0 13 0.00 0.0 0 2.5 14 10 M M 4 20 10
24 93 63 78 6 0 13 0.00 0.0 0 2.2 9 20 M M 5 13 360
25 93 65 79 7 0 14 0.00 0.0 0 2.5 15 280 M M 3 23 260
26 91 67 79 6 0 14 T 0.0 0 5.8 17 240 M M 4 25 250
27 88 69 79 6 0 14 0.00 0.0 0 5.1 14 230 M M 5 20 200
28 87 70 79 6 0 14 0.03 0.0 0 7.5 23 210 M M 7 18 32 210
29 74 57 66 -8 0 1 0.00 0.0 0 11.1 20 10 M M 8 27 10
30 74 56 65 -9 0 0 0.00 0.0 0 10.6 17 360 M M 5 28 20
31 83 52 68 -6 0 3 0.00 0.0 0 4.2 13 200 M M 4 18 170
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SM 2489 1785 28 156 2.62 0.0 172.3 M 166
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AV 80.3 57.6 5.6 FASTST M M 5 MAX(MPH)
MISC ----> 31 340 43 340
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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: CHATTANOOGA AIRPORT
MONTH: MAY
YEAR: 2021
LATITUDE: 35 1 N
LONGITUDE: 85 12 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 68.9 TOTAL FOR MONTH: 2.62 1 = FOG OR MIST
DPTR FM NORMAL: -1.1 DPTR FM NORMAL: -1.32 2 = FOG REDUCING VISIBILITY
HIGHEST: 93 ON 25,24 GRTST 24HR 1.41 ON 4- 4 TO 1/4 MILE OR LESS
LOWEST: 47 ON 14 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: 4 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: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 28 CLEAR (SCALE 0-3) 3
DPTR FM NORMAL -2 PTCLDY (SCALE 4-7) 27
TOTAL FM JUL 1 2626 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -399
[CDD (BASE 65) ]
TOTAL THIS MO. 156
DPTR FM NORMAL -29 [PRESSURE DATA]
TOTAL FM JAN 1 210 HIGHEST SLP 30.44 ON 22
DPTR FM NORMAL -36 LOWEST SLP 29.71 ON 3
[REMARKS]
#FINAL-05-21#