Point Forecast Matrices
Issued by NWS Eureka, CA

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Point Forecast Matrices
National Weather Service EUREKA CA
135 AM PDT Fri Aug 21 2026

CAZ101-212300-
Crescent City-Del Norte CA
41.78N 124.24W Elev. 57 ft
135 AM PDT Fri Aug 21 2026

Date                Fri 08/21/26            Sat 08/22/26            Sun 08/23/26
PDT 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      61          52          62          52          64
Temp          54 54 55 55 59 60 57 55 54 54 54 57 60 61 57 55 54 54 54 59 62 62
Dewpt         54 54 55 55 56 57 56 54 54 54 54 56 56 58 57 55 54 54 54 56 56 56
RH           100100100100 90 90 96 96100100100 96 87 90100100100100100 90 81 81
Wind dir       S  N  S SW SW  S  S SE SE SE  S  W  W NW NW  N  N  N  N NW NW NW
Wind spd       2  0  1  4  5  4  3  1  1  1  1  3  5  4  3  3  2  2  2  5 10  9
Clouds        OV OV OV OV B2 B2 OV OV OV OV OV B2 SC SC B1 B2 B2 B2 B2 SC FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Mon 08/24/26  Tue 08/25/26  Wed 08/26/26  Thu 08/27/26
PDT 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            54    62      52    58      52    59      52    60
Temp          56   55 58 58 54   53 55 56 54   53 56 57 55   52 56 58
Dewpt         55   55 56 55 54   53 54 55 54   53 54 55 55   52 54 55
PWind dir          NE    SW       W     W      NW    NW       N     N
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   B2 OV B1 SC   B2 OV B2 B1   B2 OV B2 SC   B2 B2 B1
PoP 12hr            0     0       0     0       0     0       0     0

$$
CAZ103-212300-
Mckinleyville-Humboldt CA
40.98N 124.11W Elev. 225 ft
135 AM PDT Fri Aug 21 2026

Date                Fri 08/21/26            Sat 08/22/26            Sun 08/23/26
PDT 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      61          51          62          52          64
Temp          55 54 53 55 58 60 56 55 54 53 53 57 60 61 58 56 55 54 54 59 62 62
Dewpt         54 53 53 54 54 56 54 53 53 52 52 54 55 56 55 54 54 53 53 55 56 56
RH            96 96100 96 86 87 93 93 96 96 96 90 84 84 90 93 96 96 96 87 81 81
Wind dir       N  N  N  W  W  W NE  N  N  N NW NW NW NW  N  N  N  N  N NW NW NW
Wind spd       0  0  0  4  4  3  1  0  0  0  1  5  9  9  6  8  5  5  5  8 10  9
Clouds        OV OV OV OV B2 B1 B2 B2 B2 B2 B2 B1 FW FW SC B1 B2 B2 B2 B1 SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Mon 08/24/26  Tue 08/25/26  Wed 08/26/26  Thu 08/27/26
PDT 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            54    64      53    62      53    63      53    63
Temp          56   56 60 61 56   55 58 59 56   54 59 60 56   54 59 60
Dewpt         54   53 55 55 54   54 54 55 54   53 55 55 54   53 54 54
PWind dir          SW    SW       W    NW       N     N       N     N
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   B2 B2 B2 B1   OV OV B2 B2   OV OV B2 SC   B2 B2 B1
PoP 12hr            0     0       0     0       0     0       0     0

$$
CAZ106-212300-
Garberville-Humboldt CA
40.10N 123.80W Elev. 512 ft
135 AM PDT Fri Aug 21 2026

Date                Fri 08/21/26            Sat 08/22/26            Sun 08/23/26
PDT 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          50          85          51          90
Temp          60 56 56 68 81 82 70 59 55 52 54 70 83 83 68 59 56 53 55 72 88 88
Dewpt         56 54 54 56 54 54 56 54 53 52 52 55 53 53 53 54 53 52 52 54 54 52
RH            87 93 93 65 39 38 61 83 93100 93 59 36 36 59 83 90 96 90 53 31 29
Wind dir       N  N  N  S  S  W  N  N  N  N  N NW NW  N  N  N  N  N  N  N NW NW
Wind spd       0  0  0  3  6  4  3  0  0  0  1  3  5  5  3  2  1  1  2  3  4  4
Clouds        OV OV OV B2 FW FW FW SC SC B1 FW FW CL CL CL FW SC SC FW CL CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis            PF                   PF  F                   PF PF
Heat index                81
Max heat                     82                      83    80                87


Date               Mon 08/24/26  Tue 08/25/26  Wed 08/26/26  Thu 08/27/26
PDT 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            54    88      53    88      53    89      53    89
Temp          62   55 74 86 62   55 74 85 62   53 74 87 61   53 75 86
Dewpt         53   51 54 51 54   52 55 53 54   52 54 50 53   52 54 49
PWind dir          NW    SW      NW     W      NW     N       N     N
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW   SC SC FW FW   SC B1 FW FW   SC SC FW FW   FW SC FW
PoP 12hr            0     0       0     0       0     0       0     0

$$
CAZ113-212300-
Ukiah-Mendocino CA
39.13N 123.17W Elev. 620 ft
135 AM PDT Fri Aug 21 2026

Date                Fri 08/21/26            Sat 08/22/26            Sun 08/23/26
PDT 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      85          55          86          56          93
Temp          64 59 59 67 82 84 75 64 60 56 57 70 83 82 71 65 61 57 58 76 91 90
Dewpt         52 51 53 55 57 56 56 51 50 50 52 54 54 54 52 51 51 50 50 53 50 53
RH            65 75 80 65 43 38 52 63 69 80 83 57 37 38 51 60 70 77 75 45 25 28
Wind dir       N NW NW  N  W  W NW NW  N  N NW  W  W  W NW NW  N  N NE  S SW  W
Wind spd       1  1  2  1  9 10  4  4  2  2  3  4  9  9  4  3  2  1  1  1  4  6
Clouds        OV OV B2 OV B1 SC FW FW SC SC SC FW FW CL FW SC SC SC FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                82
Max heat                     83    81                84    80                90


Date               Mon 08/24/26  Tue 08/25/26  Wed 08/26/26  Thu 08/27/26
PDT 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            58    91      56    89      57    90      57    90
Temp          71   59 75 88 68   58 75 86 68   57 78 88 68   58 77 87
Dewpt         52   50 52 53 53   51 54 53 51   50 52 50 50   49 52 50
PWind dir           W     S       W     W      NW    NW      NW    NW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW   SC SC CL CL   SC SC SC FW   SC SC FW FW   SC FW FW
PoP 12hr            0     0       0     0       0     0       0     0

$$
CAZ107-212300-
Weaverville-Trinity CA
40.74N 122.94W Elev. 1968 ft
135 AM PDT Fri Aug 21 2026

Date                Fri 08/21/26            Sat 08/22/26            Sun 08/23/26
PDT 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      91          54          91          53          94
Temp          70 64 62 77 86 90 84 72 64 57 57 76 87 88 78 69 63 57 58 78 90 92
Dewpt         43 42 45 48 47 46 48 46 46 46 46 46 41 43 45 44 44 43 43 46 39 36
RH            38 45 54 36 26 22 29 39 52 67 67 34 20 21 31 40 50 59 57 32 17 14
Wind dir       N  N NE  E SE  S  W  W  W SW SW SW  W  W  W  W NW  N  N  E SE SE
Wind spd       0  0  2  5  8  8  8  2  1  1  1  3  6 10  8  4  3  0  1  2  4  4
Clouds        OV OV OV B2 OV SC CL CL CL CL FW CL CL CL CL CL FW FW FW CL CL FW
PoP 12hr                      5           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Mon 08/24/26  Tue 08/25/26  Wed 08/26/26  Thu 08/27/26
PDT 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            57    93      57    93      56    93      54    93
Temp          74   60 78 92 74   60 80 91 72   57 79 90 70   56 79 91
Dewpt         41   38 41 38 40   41 43 38 42   42 45 40 43   43 46 40
PWind dir          SE     E      SE     E      SW    SW       W    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW   FW SC FW FW   FW SC FW FW   FW SC FW FW   FW FW FW
PoP 12hr            0     0       0     0       0     0       0     0

$$

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