508
ASUS46 KSTO 151308
RWRCA
NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE SACRAMENTO CA
500 AM PST MON DEC 15 2025
NOTE: FAIR INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
CAZ001-003-151400-
NORTHWEST AREA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CRESCENT CITY CLOUDY 54 51 90 S16 30.17R
UKIAH MOCLDY 37 35 92 CALM 30.25S
CAZ005>008-065-075-151400-
BAY AREA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
SANTA ROSA FOG 40 40 100 CALM 30.27R VSB 1/4
NAPA FOG 41 40 96 CALM 30.26R VSB 1
CONCORD CLOUDY 39 38 96 NE6 30.26S WCI 35
OAKLAND FOG 43 42 97 NE5 30.24S VSB 1
SAN FRAN ARPT CLOUDY 46 44 93 CALM 30.23S FOG
LIVERMORE FOG 36 36 100 CALM 30.24R VSB 1/4
HAYWARD CLOUDY 42 40 92 NE5 30.23S
MOFFETT ARPT FOG 45 45 100 CALM 30.23S VSB 1/4
SAN JOSE ARPT FOG 45 44 97 S3 30.23S VSB 1/2
CAZ009-010-034-037-074-151400-
CENTRAL COAST
CITY SKY/WX TMP DP RH WIND PRES REMARKS
WATSONVILLE FOG 45 44 97 SE7 30.21F VSB 1/4
SALINAS CLOUDY 47 46 97 SE13 30.20F FOG
MONTEREY CLOUDY 45 44 97 E5 30.19F FOG
SAN LUIS OBISP CLOUDY 51 50 96 N3 30.16R
SANTA MARIA CLOUDY 50 50 100 W3 30.17S
HALF MOON BAY PTCLDY 41 41 100 CALM 30.21R
CAZ015-016-151400-
NORTHERN SACRAMENTO VALLEY
CITY SKY/WX TMP DP RH WIND PRES REMARKS
REDDING FOG 37 37 100 CALM 30.25S VSB 1/2
RED BLUFF FOG 39 39 100 W3 30.27S VSB 1/2
OROVILLE FOG 39 39 100 CALM 30.29S VSB 3/4
CAZ016>018-151400-
SOUTHERN SACRAMENTO VALLEY
CITY SKY/WX TMP DP RH WIND PRES REMARKS
AUBURN CLEAR 41 39 93 E3 30.22S
BEALE AFB CLOUDY 41 40 96 CALM 30.26S FOG
LINCOLN CLOUDY 39 39 100 CALM 30.27S
MARYSVILLE CLOUDY 40 39 97 CALM 30.28S FOG
SAC INTL ARPT FOG 41 40 96 NW3 30.28R VSB 3/4
MATHER AIRPORT FOG 41 41 100 E5 30.26S VSB 1/2
SAC EXEC ARPT CLOUDY 40 40 100 CALM 30.28S FOG
VACAVILLE FOG 40 40 100 CALM 30.27S VSB 3/4
CAZ019>021-151400-
SAN JOAQUIN VALLEY
CITY SKY/WX TMP DP RH WIND PRES REMARKS
STOCKTON CLOUDY 40 32 73 E3 30.26S FOG
MODESTO CLOUDY 39 39 100 SE5 30.27R FOG
MERCED CLOUDY 40 40 100 S5 30.27R FOG
LEMOORE CLOUDY 41 41 100 CALM 30.28R FOG
FRESNO FOG 42 41 96 SW3 30.27S VSB 1
HANFORD FOG 41 41 100 SE3 30.29R VSB 1
PORTERVILLE CLOUDY 42 42 100 SW3 30.29R
BAKERSFIELD FOG 42 41 96 CALM 30.25F VSB 1/2
CAZ011-012-071-151400-
NORTHERN MOUNTAINS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
YREKA MOCLDY 32 32 100 N3 30.27R
MOUNT SHASTA MOCLDY 40 31 70 CALM 30.24S
ALTURAS MOCLDY 27 24 89 CALM 30.28S
CAZ011-012-071-151400-
SIERRA NEVADA MTNS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLUE CANYON PTCLDY 52 17 25 CALM 30.32S
TRUCKEE FOG 19 19 100 CALM 30.39R VSB 1/2
TAHOE VLY ARPT FOG 26 25 96 S6 30.40R VSB 1/4 WCI 19
MAMMOTH LAKES CLEAR 21 10 63 CALM 30.41S
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