085
ASUS46 KSTO 201710
RWRCA
NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE SACRAMENTO CA
900 AM PST TUE JAN 20 2026
NOTE: FAIR INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
CAZ001-003-201800-
NORTHWEST AREA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CRESCENT CITY FOG 43 43 100 CALM 30.16S VSB 1
UKIAH PTSUNNY 40 38 93 CALM 30.16S
CAZ005>008-065-075-201800-
BAY AREA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
SANTA ROSA FOG 42 41 96 CALM 30.15F VSB<1/4
NAPA CLOUDY 42 41 96 E13 30.16R FOG
CONCORD FOG 43 43 100 NE5 30.18R VSB 3/4
OAKLAND PTSUNNY 49 43 80 CALM 30.15R
SAN FRAN ARPT PTSUNNY 51 46 83 CALM 30.14R
LIVERMORE N/A 40 39 97 NW3 30.16R FOG
HAYWARD MOSUNNY 48 41 76 NE7 30.14R
MOFFETT ARPT MOSUNNY 48 43 81 CALM 30.14R
SAN JOSE ARPT PTSUNNY 47 41 80 CALM 30.14R
CAZ009-010-034-037-074-201800-
CENTRAL COAST
CITY SKY/WX TMP DP RH WIND PRES REMARKS
WATSONVILLE MOSUNNY 50 41 71 CALM 30.11R
SALINAS MOSUNNY 51 39 63 SE15 30.10R
MONTEREY MOSUNNY 53 39 59 E3 30.10R
SAN LUIS OBISP MOSUNNY 49 43 80 CALM 30.09S
SANTA MARIA MOSUNNY 54 45 71 CALM 30.09S
HALF MOON BAY MOSUNNY 54 48 82 CALM 30.10R
CAZ015-016-201800-
NORTHERN SACRAMENTO VALLEY
CITY SKY/WX TMP DP RH WIND PRES REMARKS
REDDING PTSUNNY 37 37 100 CALM 30.17R FOG
RED BLUFF MOSUNNY 40 39 97 NW7 30.19R
OROVILLE FOG 40 40 100 W3 30.20S VSB 1/4
CAZ016>018-201800-
SOUTHERN SACRAMENTO VALLEY
CITY SKY/WX TMP DP RH WIND PRES REMARKS
AUBURN SUNNY 55 34 44 CALM 30.16R
LINCOLN CLOUDY 41 41 100 NW5 30.18R VSB<1/4
MARYSVILLE FOG 43 43 100 NW5 30.20R VSB 1/4
SAC INTL ARPT FOG 44 44 100 N5 30.19R VSB 1/8
MATHER AIRPORT FOG 43 43 100 N3 30.17R VSB 1/2
SAC EXEC ARPT FOG 44 44 100 NW5 30.19R VSB 1/2
VACAVILLE FOG 40 40 100 N6 30.20R VSB 1/4
CAZ019>021-201800-
SAN JOAQUIN VALLEY
CITY SKY/WX TMP DP RH WIND PRES REMARKS
STOCKTON FOG 43 43 100 N5 30.17S VSB 1/2
MODESTO FOG 42 42 100 N6 30.18S VSB 3/4
MERCED FOG 42 42 100 W3 30.18R VSB 1/2
LEMOORE FOG 41 41 100 S3 30.19R VSB 1/8
FRESNO FOG 42 42 100 CALM 30.18R VSB 1/8
HANFORD FOG 43 43 100 S3 30.20R VSB 1/4
PORTERVILLE FOG 44 44 100 CALM 30.19R VSB 1/4
BAKERSFIELD FOG 44 44 100 SW3 30.17R VSB<1/4
CAZ011-012-071-201800-
NORTHERN MOUNTAINS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
YREKA PTSUNNY 25 24 96 CALM 30.28R
MOUNT SHASTA PTSUNNY 31 25 78 CALM 30.23R
ALTURAS MOSUNNY 25 22 88 CALM 30.27R
CAZ011-012-071-201800-
SIERRA NEVADA MTNS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLUE CANYON MOSUNNY 51 18 27 SE3 30.25R
TRUCKEE PTSUNNY 18 16 93 CALM 30.32R
TAHOE VLY ARPT MOSUNNY 21 17 84 S3 30.30R
MAMMOTH LAKES MOSUNNY 10 7 85 CALM 30.33S
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