891  
ASUS46 KSTO 161603  
RWRCA  
 
NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
800 AM PST TUE DEC 16 2025  
 
NOTE: FAIR INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO  
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.  
 
CAZ001-003-161700-  
NORTHWEST AREA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CRESCENT CITY CLOUDY 57 57 100 S6 30.16F FOG  
UKIAH MOCLDY 53 52 96 CALM 30.23F  
 
 
CAZ005>008-065-075-161700-  
BAY AREA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
SANTA ROSA CLOUDY 44 42 93 SW3 30.28R FOG  
NAPA CLOUDY 43 41 93 E14G21 30.30R  
CONCORD FOG 43 42 97 NE7 30.33R VSB 1  
OAKLAND MOCLDY 45 42 89 E7 30.28S  
SAN FRAN ARPT CLOUDY 49 46 90 N8 30.28R  
LIVERMORE CLOUDY 41 41 100 W3 30.31R FOG  
HAYWARD MOCLDY 46 42 86 NE9 30.28R  
MOFFETT ARPT CLOUDY 48 46 93 NW5 30.29R FOG  
SAN JOSE ARPT MOCLDY 47 45 93 N6 30.29R  
 
CAZ009-010-034-037-074-161700-  
CENTRAL COAST  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATSONVILLE MOCLDY 46 43 89 CALM 30.25R  
SALINAS MOCLDY 46 42 86 SE8 30.23R  
MONTEREY MOCLDY 53 44 71 CALM 30.24R  
SAN LUIS OBISP CLEAR 57 37 47 E3 30.14F  
SANTA MARIA CLEAR 55 38 52 CALM 30.14S  
HALF MOON BAY CLOUDY 54 54 100 W3 30.24S  
 
CAZ015-016-161700-  
NORTHERN SACRAMENTO VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
REDDING MOCLDY 43 42 97 CALM 30.26S  
RED BLUFF CLOUDY 42 42 100 E3 30.29R  
OROVILLE CLOUDY 42 41 96 SW3 30.28S  
 
CAZ016>018-161700-  
SOUTHERN SACRAMENTO VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
AUBURN CLOUDY 41 41 100 CALM 30.26S  
BEALE AFB FOG 43 42 96 SW5 30.26F VSB 1/4  
LINCOLN CLOUDY 43 43 100 S6 30.28F VSB 1/4  
MARYSVILLE LGT RAIN 42 42 100 MISG 30.27F FOG  
SAC INTL ARPT FOG 42 42 100 S8 30.29F VSB 1/8  
MATHER AIRPORT CLOUDY 45 45 100 CALM 30.29F FOG  
SAC EXEC ARPT CLOUDY 43 42 97 CALM 30.31F FOG  
VACAVILLE CLOUDY 42 41 96 CALM 30.31F FOG  
TRAVIS AFB CLOUDY 42 41 95 E5 30.29F FOG  
 
CAZ019>021-161700-  
SAN JOAQUIN VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
STOCKTON CLOUDY 42 41 96 CALM 30.32R FOG  
MODESTO CLOUDY 42 40 92 NW5 30.33R FOG  
MERCED CLOUDY 41 41 100 CALM 30.31S FOG  
LEMOORE CLOUDY 41 40 96 CALM 30.31S FOG  
FRESNO FOG 42 40 92 CALM 30.30S VSB 1  
HANFORD CLOUDY 41 41 100 CALM 30.31F FOG  
PORTERVILLE CLOUDY 43 43 100 CALM 30.32R  
BAKERSFIELD FOG 41 40 96 W6 30.29R VSB 1  
 
CAZ011-012-071-161700-  
NORTHERN MOUNTAINS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
YREKA FOG 40 40 100 S5 30.23S VSB<1/4  
MOUNT SHASTA MOCLDY 41 39 93 CALM 30.22F FOG  
ALTURAS CLOUDY 42 40 92 CALM 30.24S  
 
CAZ011-012-071-161700-  
SIERRA NEVADA MTNS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BLUE CANYON LGT RAIN 47 44 90 VRB3 30.37R  
TRUCKEE LGT RAIN 30 30 100 CALM 30.41R FOG  
TAHOE VLY ARPT CLOUDY 29 27 92 CALM 30.38R  
MAMMOTH LAKES PTCLDY 27 18 69 N5 30.40R WCI 21  
 
 
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