WFO Monthly/Daily Climate Data Issued by NWS Knoxville/Tri Cities, TN
000
CXUS54 KMRX 051305
CF6CHA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHATTANOOGA AIRPORT
MONTH: APRIL
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 52 38 45 -12 20 0 0.00 0.0 0 12.2 23 360 M M 1 35 350
2 55 33 44 -13 21 0 0.00 0.0 0 8.1 20 360 M M 0 29 20
3 66 31 49 -8 16 0 0.00 0.0 0 1.7 8 130 M M 1 13 190
4 75 37 56 -1 9 0 0.00 0.0 0 1.5 12 220 M M 0 15 220
5 80 43 62 4 3 0 0.00 0.0 0 2.0 10 250 M M 1 14 220
6 82 48 65 7 0 0 0.00 0.0 0 2.1 12 140 M M 3 19 170
7 82 52 67 9 0 2 0.00 0.0 0 3.5 15 180 M M 6 8 22 190
8 80 62 71 13 0 6 0.18 0.0 0 8.3 24 190 M M 5 1 37 160
9 83 54 69 10 0 4 0.00 0.0 0 3.9 28 190 M M 5 3 38 200
10 74 61 68 9 0 3 0.14 0.0 0 7.2 20 200 M M 7 18 26 180
11 75 55 65 6 0 0 0.00 0.0 0 8.7 23 220 M M 1 29 230
12 84 48 66 6 0 1 0.00 0.0 0 3.5 17 280 M M 2 23 290
13 83 51 67 7 0 2 0.00 0.0 0 1.5 13 360 M M 5 15 360
14 79 53 66 6 0 1 0.01 0.0 0 4.2 16 240 M M 7 24 240
15 71 49 60 0 5 0 0.00 0.0 0 8.7 17 360 M M 5 24 360
16 67 46 57 -4 8 0 0.00 0.0 0 3.9 16 360 M M 6 22 10
17 71 52 62 1 3 0 T 0.0 0 4.8 14 340 M M 7 19 20
18 71 46 59 -2 6 0 0.00 0.0 0 4.3 15 280 M M 5 20 270
19 71 48 60 -1 5 0 0.00 0.0 0 3.5 15 340 M M 4 20 340
20 76 46 61 -1 4 0 0.00 0.0 0 3.8 17 210 M M 3 1 25 230
21 58 39 49 -13 16 0 T 0.0 0 11.6 22 330 M M 4 30 350
22 65 33 49 -13 16 0 0.00 0.0 0 3.8 16 240 M M 2 23 310
23 68 43 56 -6 9 0 T 0.0 0 3.7 12 10 M M 7 18 160
24 62 50 56 -7 9 0 1.17 0.0 0 4.9 16 10 M M 9 1 21 10
25 70 51 61 -2 4 0 0.00 0.0 0 7.6 21 360 M M 6 29 330
26 81 45 63 0 2 0 0.00 0.0 0 1.5 13 200 M M 4 1 17 200
27 84 55 70 6 0 5 0.00 0.0 0 6.4 18 170 M M 6 1 26 150
28 86 64 75 11 0 10 0.00 0.0 0 5.0 16 180 M M 7 23 200
29 81 62 72 8 0 7 0.12 0.0 0 7.4 21 230 M M 7 1 33 250
30 79 58 69 5 0 4 0.00 0.0 0 8.1 18 340 M M 6 28 300
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SM 2211 1453 156 45 1.62 0.0 157.4 M 132
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AV 73.7 48.4 5.2 FASTST M M 4 MAX(MPH)
MISC ----> 28 190 38 200
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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: APRIL
YEAR: 2021
LATITUDE: 35 1 N
LONGITUDE: 85 12 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 61.1 TOTAL FOR MONTH: 1.62 1 = FOG OR MIST
DPTR FM NORMAL: 0.6 DPTR FM NORMAL: -2.37 2 = FOG REDUCING VISIBILITY
HIGHEST: 86 ON 28 GRTST 24HR 1.17 ON 24-24 TO 1/4 MILE OR LESS
LOWEST: 31 ON 3 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: 5
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 156 CLEAR (SCALE 0-3) 9
DPTR FM NORMAL -18 PTCLDY (SCALE 4-7) 20
TOTAL FM JUL 1 2598 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -603
[CDD (BASE 65) ]
TOTAL THIS MO. 45
DPTR FM NORMAL 6 [PRESSURE DATA]
TOTAL FM JAN 1 54 HIGHEST SLP 30.53 ON 2
DPTR FM NORMAL 8 LOWEST SLP 29.58 ON 10
[REMARKS]
#FINAL-04-21#