Regional Weather Roundup
Issued by NWS

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273
ASUS46 KSTO 181315
RWRCA

NORTHERN AND CENTRAL CA REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE SACRAMENTO CA
600 AM PDT MON AUG 18 2025

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

CAZ001-003-181400-
NORTHWEST AREA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CRESCENT CITY  CLOUDY    56  55  97 E3        30.06R
ARCATA         NOT AVBL
SHELTER COVE   NOT AVBL
UKIAH          CLEAR     53  50  89 CALM      30.03R
$$

CAZ006-505>513-181400-
BAY AREA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SANTA ROSA     CLEAR     50  48  93 CALM      30.02R
NAPA           CLEAR     52  51  97 CALM      30.01R
CONCORD        CLEAR     59  53  80 S8        30.02R
OAKLAND        PTCLDY    59  55  87 W7        30.04R
SAN FRAN ARPT  PTCLDY    59  55  87 W16       30.03R
LIVERMORE      CLEAR     58  54  86 SW8       30.03R
HAYWARD        CLOUDY    60  56  86 CALM      30.03R
MOFFETT ARPT   CLEAR     57  50  77 CALM      30.04S
SAN JOSE ARPT  CLEAR     58  50  75 CALM      30.04R
$$
CAZ034-037-514>518-181400-
CENTRAL COAST

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
WATSONVILLE    CLEAR     54  52  93 N3        30.04R
SALINAS        CLEAR     58  53  84 W3        30.03R
MONTEREY       CLEAR     55  49  80 E5        30.04R
PT PIEDRAS BLS NOT AVBL
SAN LUIS OBISP CLEAR     54  52  93 CALM      29.97S
SANTA MARIA    PTCLDY    56  55  97 CALM      29.98R
HALF MOON BAY  CLOUDY    57  57 100 N6        30.04S
$$
CAZ015-016-181400-
NORTHERN SACRAMENTO VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
REDDING        CLEAR     60  51  72 CALM      29.99R
RED BLUFF      CLEAR     60  53  77 SE6       30.01R
OROVILLE       CLEAR     60  52  74 CALM      30.00R
$$
CAZ016>018-181400-
SOUTHERN SACRAMENTO VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AUBURN         CLEAR     57  48  72 SE5       30.02R
BEALE AFB      CLEAR     58  51  78 SE10      29.97R
LINCOLN        CLEAR     61  52  72 SE10      29.98S
SAC INTL ARPT  CLEAR     59  52  77 S9        29.97R
MATHER AIRPORT   N/A     55  52  88 SE9       29.98R
SAC EXEC ARPT  CLEAR     58  46  64 SE5       29.98R
VACAVILLE      NOT AVBL
TRAVIS AFB     CLEAR     57  50  77 SW14      29.96R
$$
CAZ019>021-181400-
SAN JOAQUIN VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
STOCKTON       CLEAR     60  53  77 W9        29.99R
MODESTO        CLEAR     61  53  75 NW7       29.99R
MERCED         CLEAR     59  53  80 NW6       29.98R
LEMOORE        CLEAR    N/A N/A N/A NW8       29.99R
FRESNO         PTCLDY    63  53  70 NW8       29.98R
HANFORD        CLEAR     64  50  60 NW5       29.99R
PORTERVILLE    CLEAR     62  54  74 S3        30.01R
BAKERSFIELD    CLEAR     68  54  60 CALM      30.00R
$$
CAZ011-012-071-181400-
NORTHERN MOUNTAINS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YREKA          CLEAR     55  51  86 NE6       30.02R
MOUNT SHASTA   CLEAR     51  43  74 CALM      30.06R
ALTURAS        CLEAR     44  43  96 CALM      30.12R FOG
$$
CAZ011-012-071-181400-
SIERRA NEVADA MTNS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BLUE CANYON    NOT AVBL
TRUCKEE        CLEAR     41  37  87 CALM      30.18R
TAHOE VLY ARPT CLEAR     46  37  71 CALM      30.18S
MAMMOTH LAKES  CLEAR     41  32  70 NW3       30.25S
$$