098  
ASUS46 KSTO 160303  
RWRCA  
 
NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
700 PM 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
.  
 
CAZ001-003-160400-  
NORTHWEST AREA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CRESCENT CITY CLOUDY 57 57 100 S10 30.21F FOG  
UKIAH MOCLDY 58 47 66 CALM 30.24R  

 
 
CAZ005>008-065-075-160400-  
BAY AREA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
SANTA ROSA PTCLDY 44 43 96 CALM 30.24S FOG  
NAPA CLEAR 42 41 96 E5 30.26R  
CONCORD CLOUDY 44 42 93 CALM 30.26S  
OAKLAND MOCLDY 47 44 90 NW5 30.25R  
SAN FRAN ARPT MOCLDY 51 46 83 SE5 30.24S  
LIVERMORE PTCLDY 47 43 86 CALM 30.24S FOG  
HAYWARD PTCLDY 50 44 80 CALM 30.23F  
MOFFETT ARPT PTCLDY 50 46 87 S3 30.25S  
SAN JOSE ARPT PTCLDY 50 45 83 W5 30.25S  

 
CAZ009-010-034-037-074-160400-  
CENTRAL COAST  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
WATSONVILLE MOCLDY 52 48 86 CALM 30.20F  
SALINAS CLOUDY 56 51 84 W8 30.20R  
MONTEREY CLOUDY 53 51 93 E6 30.21S  
SAN LUIS OBISP CLEAR 62 43 49 S5 30.12F  
SANTA MARIA CLEAR 57 52 83 CALM 30.13S  
HALF MOON BAY CLEAR 52 48 87 CALM 30.22S  

 
CAZ015-016-160400-  
NORTHERN SACRAMENTO VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
REDDING MOCLDY 47 44 90 SE5 30.23S  
RED BLUFF FOG 43 43 100 E3 30.27R VSB 1  
OROVILLE CLOUDY 42 42 100 CALM 30.28R FOG  

 
CAZ016>018-160400-  
SOUTHERN SACRAMENTO VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
AUBURN CLEAR 43 43 100 CALM 30.23R  
BEALE AFB FOG 43 41 93 CALM 30.25F VSB 1  
LINCOLN CLOUDY 41 41 100 CALM 30.25F  
MARYSVILLE CLOUDY 43 42 97 CALM 30.27S FOG  
SAC INTL ARPT CLOUDY 43 41 93 E5 30.26R FOG  
MATHER AIRPORT CLOUDY 45 45 100 CALM 30.26R  
SAC EXEC ARPT CLOUDY 43 42 97 CALM 30.27S  
VACAVILLE CLOUDY 44 42 93 CALM 30.27S  
TRAVIS AFB CLOUDY 44 42 94 CALM 30.24S FOG  

 
CAZ019>021-160400-  
SAN JOAQUIN VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
STOCKTON CLOUDY 42 32 67 E3 30.27S  
MODESTO CLOUDY 43 40 89 CALM 30.27R  
MERCED CLOUDY 42 41 96 SE3 30.28R  
LEMOORE CLOUDY 44 42 93 SE3 30.28F  
FRESNO CLOUDY 45 41 86 SE5 30.29S FOG  
HANFORD CLOUDY 42 41 96 SE5 30.28F FOG  
PORTERVILLE CLOUDY 45 44 97 NW3 30.29F  
BAKERSFIELD CLOUDY 45 42 89 N3 30.27F FOG  

 
CAZ011-012-071-160400-  
NORTHERN MOUNTAINS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
YREKA LGT RAIN 43 42 97 NE8 30.26R  
MOUNT SHASTA CLOUDY 48 40 73 CALM 30.26R  
ALTURAS MOCLDY 48 32 53 CALM 30.28R  

 
CAZ011-012-071-160400-  
SIERRA NEVADA MTNS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
BLUE CANYON PTCLDY 55 24 30 NE3 30.33F  
TRUCKEE MOCLDY 36 32 87 CALM 30.36R  
TAHOE VLY ARPT PTCLDY 32 31 96 CALM 30.37R  
MAMMOTH LAKES PTCLDY 39 16 38 W7 30.38F WCI 34  

 
 
 
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