499  
ASUS46 KSTO 170910  
RWRCA  
 
NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
100 AM PST SAT JAN 17 2026  
 
NOTE: FAIR INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO  
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.  
 
CAZ001-003-171000-  
NORTHWEST AREA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CRESCENT CITY CLEAR 42 39 89 SE5 30.13S  
UKIAH CLEAR 39 38 96 CALM 30.14S  
 
 
CAZ005>008-065-075-171000-  
BAY AREA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
SANTA ROSA CLEAR 38 38 100 E6 30.10R FOG WCI 33  
NAPA CLEAR 41 40 96 CALM 30.10S  
CONCORD CLEAR 40 38 93 NW3 30.12R  
OAKLAND CLEAR 45 44 97 CALM 30.10R  
SAN FRAN ARPT CLEAR 49 44 83 CALM 30.09S  
LIVERMORE CLEAR 41 35 79 CALM 30.10S  
HAYWARD CLEAR 46 37 71 E3 30.09S  
MOFFETT ARPT CLEAR 46 41 81 CALM 30.09S  
SAN JOSE ARPT CLEAR 46 42 86 CALM 30.09S  
 
CAZ009-010-034-037-074-171000-  
CENTRAL COAST  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATSONVILLE CLEAR 50 41 71 CALM 30.08S  
SALINAS PTCLDY 53 45 74 SE10 30.06S  
MONTEREY PTCLDY 51 39 63 CALM 30.05S  
SAN LUIS OBISP PTCLDY 44 42 93 E3 30.05S  
SANTA MARIA PTCLDY 45 42 89 CALM 30.04F  
HALF MOON BAY CLEAR 46 41 81 N3 30.07S  
 
CAZ015-016-171000-  
NORTHERN SACRAMENTO VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
REDDING CLEAR 46 33 60 CALM 30.12S  
RED BLUFF CLEAR 40 35 83 N5 30.14S  
OROVILLE CLEAR 45 44 97 E3 30.15R  
 
CAZ016>018-171000-  
SOUTHERN SACRAMENTO VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
AUBURN CLEAR 48 36 61 E3 30.14R  
BEALE AFB CLEAR 43 40 91 CALM 30.13R  
LINCOLN CLEAR 37 37 100 NE7 30.12S WCI 32  
MARYSVILLE CLEAR 41 41 100 NE3 30.14R FOG  
SAC INTL ARPT FOG 39 39 100 CALM 30.13R VSB 1  
MATHER AIRPORT FOG 41 43 100 CALM 30.11R VSB 1/4  
SAC EXEC ARPT FOG 40 40 100 CALM 30.13R VSB 1/4  
VACAVILLE CLEAR 41 41 100 E5 30.14 FOG  
TRAVIS AFB FOG 44 42 95 N6 30.11R VSB 3/8  
 
CAZ019>021-171000-  
SAN JOAQUIN VALLEY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
STOCKTON FOG 40 N/A N/A SE5 30.12S VSB 1/4  
MODESTO FOG 41 40 96 CALM 30.12S VSB 1/4  
MERCED FOG 42 42 100 CALM 30.13S VSB 1/4  
LEMOORE FOG 42 42 100 S5 30.15S VSB<1/4  
FRESNO FOG 47 46 97 SE3 30.14F VSB 1/8  
HANFORD FOG 46 46 100 CALM 30.16R VSB<1/4  
PORTERVILLE LGT RAIN 44 44 100 CALM 30.15S VSB 1/4  
BAKERSFIELD PTCLDY 43 41 93 CALM 30.13S FOG  
 
CAZ011-012-071-171000-  
NORTHERN MOUNTAINS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
YREKA CLEAR 26 24 92 CALM 30.33S  
MOUNT SHASTA CLEAR 29 24 82 NE5 30.29S WCI 24  
ALTURAS CLEAR 23 21 92 CALM 30.36S FOG  
 
CAZ011-012-071-171000-  
SIERRA NEVADA MTNS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BLUE CANYON CLEAR 51 6 16 NE7 30.25F  
TRUCKEE FOG 18 16 93 E3 30.38S VSB 1/2  
TAHOE VLY ARPT CLEAR 19 16 88 S5 30.36R WCI 12  
MAMMOTH LAKES CLEAR 10 3 72 W6 30.39F WCI 1  
 
 
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