285  
ASUS46 KSTO 231610  
RWRCA  
 
NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
800 AM PST FRI JAN 23 2026  
 
NOTE: FAIR INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO  
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.  
 
CAZ001-003-231700-  
NORTHWEST AREA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CRESCENT CITY CLEAR 36 35 96 E5 30.05R WCI 32  
UKIAH FOG 35 35 100 CALM 29.98R VSB 1/4  
 
 
CAZ005>008-065-075-231700-  
BAY AREA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
SANTA ROSA FOG 45 45 100 N7 29.98S VSB 1/2  
NAPA CLOUDY 47 47 100 N6 29.97F FOG  
CONCORD CLOUDY 48 46 93 CALM 29.98S FOG  
OAKLAND CLOUDY 52 48 86 SE3 29.98R  
SAN FRAN ARPT MOCLDY 50 47 89 S5 29.98R  
LIVERMORE FOG 42 42 100 E5 29.97S VSB<1/4  
HAYWARD CLOUDY 51 48 89 SW3 29.97S FOG  
MOFFETT ARPT CLOUDY 52 48 87 CALM 29.98R FOG  
SAN JOSE ARPT CLOUDY 49 47 93 E5 29.97F FOG  
 
CAZ009-010-034-037-074-231700-  
CENTRAL COAST  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATSONVILLE CLOUDY 49 48 97 CALM 29.98S FOG  
SALINAS CLOUDY 49 48 97 SE9 29.98R  
MONTEREY CLOUDY 53 47 79 CALM 29.98R  
SAN LUIS OBISP CLOUDY 50 50 100 SE3 29.96S  
SANTA MARIA CLOUDY 49 49 100 NE3 29.97S FOG  
HALF MOON BAY CLOUDY 52 52 100 CALM 29.98R  
 
CAZ015-016-231700-  
NORTHERN SACRAMENTO VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
REDDING CLEAR 33 33 100 CALM 29.96R FOG  
RED BLUFF FOG 37 37 100 CALM 29.99R VSB 1/4  
OROVILLE FOG 38 38 100 CALM 30.00R VSB<1/4  
CHICO CLOUDY 39 39 100 N3 30.01R VSB 1/4  
 
CAZ016>018-231700-  
SOUTHERN SACRAMENTO VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
AUBURN CLEAR 39 39 100 CALM 29.96S  
BEALE AFB FOG 38 37 96 CALM 29.98R VSB 1/8  
LINCOLN CLOUDY 37 37 100 CALM 29.98S VSB<1/4  
MARYSVILLE FOG 42 42 100 CALM 29.99S VSB<1/4  
SAC INTL ARPT FOG 43 42 97 NE3 29.98F VSB 1/8  
MATHER AIRPORT FOG 45 45 100 CALM 29.97S VSB<1/4  
SAC EXEC ARPT FOG 44 44 100 CALM 29.99S VSB 1/4  
VACAVILLE FOG 45 45 100 N3 29.98F VSB<1/4  
TRAVIS AFB FOG 46 45 95 NW5 29.96S VSB 1/16  
 
CAZ019>021-231700-  
SAN JOAQUIN VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
STOCKTON FOG 43 43 100 S3 29.98S VSB 1/4  
MODESTO FOG 44 44 100 CALM 29.97F VSB<1/4  
MERCED CLOUDY 47 47 100 CALM 29.97S FOG  
LEMOORE FOG 41 41 100 S3 29.99R VSB 1/8  
FRESNO FOG 47 46 97 CALM 29.98R VSB 1/16  
HANFORD FOG 42 42 100 CALM 29.99R VSB<1/4  
PORTERVILLE CLEAR 41 40 96 E3 29.98S  
BAKERSFIELD CLEAR 42 39 89 CALM 29.96R FOG  
 
CAZ011-012-071-231700-  
NORTHERN MOUNTAINS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
YREKA PTCLDY 23 21 92 N3 30.07S  
MOUNT SHASTA CLEAR 35 28 75 CALM 30.01R  
ALTURAS MOCLDY 27 24 89 CALM 30.04R  
 
CAZ011-012-071-231700-  
SIERRA NEVADA MTNS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BLUE CANYON PTCLDY 41 28 60 CALM 29.99R  
TRUCKEE PTCLDY 21 19 93 CALM 30.01S  
TAHOE VLY ARPT MOCLDY 24 22 91 CALM 29.99R  
MAMMOTH LAKES CLEAR 9 5 85 CALM 30.01F  
 
 
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