WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KEKA 281230
CF6ACV
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: ARCATA CA
MONTH: MAY
YEAR: 2026
LATITUDE: 40 58 N
LONGITUDE: 124 6 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
================================================================================
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
================================================================================
1 57 51 54 3 11 0 0.02 M M 6.0 15 340 M M 10 1 20 340
2 57 51 54 3 11 0 0.00 M M 3.5 8 220 M M 10 1 13 270
3 55 50 53 1 12 0 0.06 M M 3.6 12 200 M M 10 13 15 200
4 59 51 55 3 10 0 0.02 M M 3.1 9 260 M M 10 1 12 250
5 59 52 56 4 9 0 0.00 M M 4.6 13 320 M M 10 1 17 330
6 58 52 55 3 10 0 0.00 M M 6.9 15 320 M M 10 1 21 320
7 57 51 54 2 11 0 0.00 M M 4.2 12 280 M M 10 1 16 280
8 58 45 52 0 13 0 T M M 6.9 18 320 M M 6 1 27 310
9 57 45 51 -1 14 0 0.00 M M 4.7 10 340 M M 10 1 14 250
10 62 52 57 5 8 0 0.01 M M 8.4 21 320 M M 7 1 29 300
11 58 52 55 3 10 0 0.00 M M 4.6 9 300 M M 10 1 13 280
12 60 51 56 4 9 0 0.02 M M 3.9 12 300 M M 7 18 16 310
13 61 48 55 3 10 0 0.02 M M 7.6 18 320 M M 3 1 24 320
14 61 44 53 0 12 0 0.00 M M 10.4 23 320 M M 2 8 32 330
15 60 46 53 0 12 0 0.00 M M 10.8 25 330 M M 4 35 350
16 58 49 54 1 11 0 T M M 13.2 23 350 M M 3 36 330
17 60 42 51 -2 14 0 0.00 M M 14.5 31 330 M M 0 43 330
18 62 39 51 -2 14 0 0.00 M M 7.5 23 320 M M 0 18 29 320
19 62 41 52 -1 13 0 0.00 M M 6.3 20 320 M M 1 18 29 330
20 57 47 52 -1 13 0 0.00 M M 5.7 13 310 M M 9 18 20 310
21 56 49 53 0 12 0 0.00 M M 5.3 10 140 M M 9 18 14 310
22 58 48 53 -1 12 0 0.01 M M 5.0 15 310 M M 9 128 20 320
23 56 49 53 -1 12 0 T M M 6.6 13 170 M M 10 1 17 170
24 55 48 52 -2 13 0 0.00 M M 4.2 10 230 M M 10 1 16 240
25 58 49 54 0 11 0 0.17 M M 4.0 18 210 M M 10 1 24 210
26 57 48 53 -1 12 0 0.08 M M 5.7 16 310 M M 9 1 20 310
27 60 50 55 1 10 0 0.01 M M 8.1 20 310 M M 7 138 25 320
================================================================================
SM 1578 1300 309 0 0.42 M 175.3 M 196
================================================================================
AV 58.4 48.1 6.5 FASTST M M 7 MAX(MPH)
MISC ----> 31 330 43 330
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: ARCATA CA
MONTH: MAY
YEAR: 2026
LATITUDE: 40 58 N
LONGITUDE: 124 6 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 53.3 TOTAL FOR MONTH: 0.42 1 = FOG OR MIST
DPTR FM NORMAL: 0.6 DPTR FM NORMAL: -1.47 2 = FOG REDUCING VISIBILITY
HIGHEST: 62 ON 19,18 GRTST 24HR 0.24 ON 25-26 TO 1/4 MILE OR LESS
LOWEST: 39 ON 18 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: M 5 = HAIL
GRTST 24HR M ON M 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: M ON M 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: 10
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 309 CLEAR (SCALE 0-3) 5
DPTR FM NORMAL -25 PTCLDY (SCALE 4-7) 6
TOTAL FM JUL 1 3909 CLOUDY (SCALE 8-10) 16
DPTR FM NORMAL -336
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP M ON M
DPTR FM NORMAL 0 LOWEST SLP 29.77 ON 27
[REMARKS]