Alert archive / California / Gale Warnings in 2010

Gale Warning 15, NWS San Francisco Bay Area, CA

April 20, 2010

NWS San Francisco Bay Area, CA issued this gale warning at Apr 20, 2010, 9:01 AM PDT. It took effect at Apr 20, 2010, 11:00 PM PDT. It was in force for 49 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 20, 2010, 9:01 AM PDT (16:01 UTC)
In effect from
Apr 20, 2010, 11:00 PM PDT
Expired
Apr 22, 2010, 11:59 PM PDT
In force
49 hr
Issued by
NWS San Francisco Bay Area, CA

What forecasters said that day

The local office's own words before this gale warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Francisco Bay Area, CA wrote its last area forecast discussion before this gale warning went out at Apr 20, 5:30 AM PDT, 3 hours 31 minutes earlier.

Area forecast discussion, Apr 20, 5:30 AM PDT, 3 hours 31 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Apr 20, 4:00 AM PDT, 5 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA CA
400 AM PDT TUE APR 20 2010

CAZ006-505>513-516>518-528>530-210559-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO COUNTY AND INTERIOR MONTEREY COUNTY
INCLUDING PINNACLES NATIONAL MONUMENT-SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
SAN FRANCISCO BAY SHORELINE-EAST BAY INTERIOR VALLEYS-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND THE DIABLO RANGE-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-NORTHERN MONTEREY BAY-
SANTA CRUZ MOUNTAINS-SANTA CLARA VALLEY...INCLUDING SAN JOSE-
400 AM PDT TUE APR 20 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ENTIRE SAN FRANCISCO
BAY AREA AND MONTEREY BAY AREA.

.DAY ONE...TUESDAY AND TUESDAY NIGHT

SHOWERS AND THUNDERSTORMS WITH SMALL HAIL WILL CONTINUE ACROSS
NORTHERN AND CENTRAL CALIFORNIA TODAY. IN ADDITION...EXPECT BRISK
NORTHWEST WINDS FROM 15 TO 30 MPH WITH GUSTS TO 40 MPH ALONG THE
COAST AND IN THE HILLS. AFTERNOON TEMPERATURES WILL BE WELL BELOW
NORMAL WITH DAYTIME HIGHS ONLY IN THE 50S IN THE LOWER ELEVATIONS
AND 40S IN THE HILLS. SNOW LEVELS WILL DROP TO AROUND 3500 FEET WITH
MEASURABLE SNOW POSSIBLE ACROSS THE HIGHEST PEAKS.

IMPACTS TODAY WILL INCLUDE PONDING OF WATER ON ROADWAYS...POSSIBLE
POWER OUTAGES AND TREES DOWN DUE TO STRONG WINDS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THE UPPER LOW OVER CALIFORNIA WILL CONTINUE TO GENERATE SHOWERS
ALONG WITH BELOW NORMAL TEMPERATURES ON WEDNESDAY...GRADUALLY
TAPERING OFF BY THURSDAY. DRY AND SEASONABLE WEATHER IS FORECAST
FRIDAY THROUGH MONDAY.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS PER STANDARD OPERATING PROCEDURES.

The office that day

Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 19, 9:14 PM PDTGale WatchMTR7 hr
Apr 20, 4:19 AM PDTGale WarningMTR4 hr
Apr 20, 6:50 AM PDTSmall Craft Advisory for Rough BarMTR106 min
Apr 20, 9:01 AM PDTSmall Craft Advisory for Rough BarMTR72 hr
Apr 20, 9:01 AM PDTSmall Craft AdvisoryMTR39 hr

Nearby

Gale Warnings in California, 2010Every gale warning in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.