Regional Weather Roundup
Issued by NWS

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250
ASUS46 KSTO 171903
RWRCA

NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE SACRAMENTO CA
1200 PM PDT THU SEP 17 2026

NOTE: FAIR INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

CAZ001-003-172000-
NORTHWEST AREA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CRESCENT CITY  CLOUDY    61  55  81 SE9       30.12R
UKIAH          MOSUNNY   67  51  56 VRB3      30.11F
$$

CAZ005>008-065-075-172000-
BAY AREA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SANTA ROSA     PTSUNNY   69  52  54 SW6       30.12R
NAPA           PTSUNNY   67  56  67 SW8       30.13R
CONCORD        CLOUDY    67  54  63 SW8       30.13R
OAKLAND        CLOUDY    67  55  65 S3        30.14R
SAN FRAN ARPT  CLOUDY    68  54  60 SW9       30.13R
LIVERMORE      CLOUDY    67  51  56 SW7       30.13S
HAYWARD        CLOUDY    67  54  63 SW10      30.13R
MOFFETT ARPT   CLOUDY    68  52  56 CALM      30.13S
SAN JOSE ARPT  CLOUDY    67  53  61 CALM      30.13S
$$
CAZ009-010-034-037-074-172000-
CENTRAL COAST

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
WATSONVILLE    CLOUDY    66  54  65 VRB5      30.16S
SALINAS        CLOUDY    69  51  52 N7        30.14S
MONTEREY       CLOUDY    66  55  67 NW9       30.15R
SAN LUIS OBISP SUNNY     71  52  50 NW9       30.12F
SANTA MARIA    SUNNY     70  53  54 W14       30.13F
$$
CAZ015-016-172000-
NORTHERN SACRAMENTO VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
REDDING        PTSUNNY   65  51  60 CALM      30.12F
RED BLUFF      SUNNY     68  51  54 SE7       30.14F
OROVILLE       MOSUNNY   70  52  52 S8        30.14S
CHICO          MOSUNNY   68  50  52 S5        30.15S
$$
CAZ016>018-172000-
SOUTHERN SACRAMENTO VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AUBURN         MOSUNNY   66  50  55 SW8       30.15S
BEALE AFB      PTSUNNY   72  53  50 S5        30.12R
LINCOLN          N/A     72  50  46 S7        30.12S
MARYSVILLE     PTSUNNY   69  50  50 VRB3      30.13S
SAC INTL ARPT  CLOUDY    68  52  56 VRB3      30.13R
MATHER AIRPORT CLOUDY    69  53  57 VRB6      30.12S
SAC EXEC ARPT  CLOUDY    67  53  61 S3        30.13S
VACAVILLE      CLOUDY    70  50  49 VRB6      30.13R
$$
CAZ019>021-172000-
SAN JOAQUIN VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
STOCKTON       MOSUNNY   73  53  49 NW7       30.12S
MODESTO        MOSUNNY   72  51  47 N12       30.11S
MERCED         SUNNY     71  51  49 VRB3      30.11S
LEMOORE        SUNNY     73  50  44 VRB5      30.11F
FRESNO         SUNNY     73  49  42 W9        30.11F
HANFORD        SUNNY     73  50  44 MISG      30.12S
PORTERVILLE    SUNNY     74  53  48 W10       30.12S
BAKERSFIELD    SUNNY     75  50  41 VRB5      30.09F
$$
CAZ011-012-071-172000-
NORTHERN MOUNTAINS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YREKA          MOSUNNY   64  44  48 S6        30.12S
MOUNT SHASTA   PTSUNNY   64  46  52 CALM      30.13S
ALTURAS        SUNNY     66  32  28 S9        30.14S
$$
CAZ011-012-071-172000-
SIERRA NEVADA MTNS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BLUE CANYON    PTSUNNY   56  37  49 S9G21     30.22R
TRUCKEE        MOSUNNY   61  28  29 S18       30.20S
TAHOE VLY ARPT SUNNY     61  31  32 SW8G20    30.19S
MAMMOTH LAKES  SUNNY     64  21  19 E8        30.21F
$$