Alert archive / California / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 23, NWS San Francisco Bay Area, CA

December 25, 2025Marin County, City and County of San Francisco, California

NWS San Francisco Bay Area, CA issued this severe thunderstorm warning at Dec 25, 2025, 5:37 PM PST for Marin County, City and County of San Francisco, California. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 25, 2025, 5:37 PM PST (01:37 UTC)
Expired
Dec 25, 2025, 6:00 PM PST
In force
23 min
Issued by
NWS San Francisco Bay Area, CA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties City and County of San Francisco, CA, Marin County, CA

The radar

The Sacramento radar (KDAX), 103 km from the middle of the area, began a volume at 01:36 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Dec 25, 12:22 PM PST, 5 hours 15 minutes earlier.

Area forecast discussion, Dec 25, 12:22 PM PST, 5 hours 15 minutes before
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In the hours before

Local storm report, Dec 25, 11:46 AM PST, 5 hours 51 minutes before
Preliminary Local Storm Report
National Weather Service San Francisco CA
1146 AM PST Thu Dec 25 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1135 AM     Non-Tstm Wnd Dmg 12 WNW Monte Rio        38.53N 123.22W
12/25/2025                   Sonoma             CA   Law Enforcement

            CHP is reporting a tree down near Seaview
            and Fort Ross Roads.

&&

Palmer
Local storm report, Dec 25, 1:07 PM PST, 4 hours 30 minutes before
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<html lang="en">
<head>
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  <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.
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Local storm report, Dec 25, 1:14 PM PST, 4 hours 23 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.
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Special weather statement, Dec 25, 1:25 PM PST, 4 hours 12 minutes before
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<head>
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  <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>

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 25, 4:08 PM PSTSpecial Marine WarningMTR37 min
Dec 25, 4:09 PM PSTSpecial Marine WarningMTR20 min
Dec 25, 4:17 PM PSTSpecial Weather StatementMTRSan Mateo28 min
Dec 25, 4:19 PM PSTSpecial Marine WarningMTR26 min
Dec 25, 4:25 PM PSTSpecial Marine WarningMTR35 min
Dec 25, 4:31 PM PSTSpecial Marine WarningMTR29 min
Dec 25, 4:45 PM PSTSpecial Weather StatementMTRSan Mateo15 min
Dec 25, 4:59 PM PSTSpecial Marine WarningMTR31 min
Dec 25, 5:01 PM PSTSpecial Marine WarningMTR29 min
Dec 25, 5:08 PM PSTSpecial Marine WarningMTR20 min
Dec 25, 5:26 PM PSTSpecial Marine WarningMTR34 min
Dec 25, 5:27 PM PSTSpecial Marine WarningMTR16 min
Dec 25, 5:30 PM PSTSpecial Marine WarningMTR30 min
Dec 25, 5:35 PM PSTSpecial Marine WarningMTR38 min
Dec 25, 5:46 PM PSTSpecial Weather StatementMTRSan Mateo29 min
Dec 25, 5:50 PM PSTTornado WarningMTRSan Mateo, Santa Cruz25 min
Dec 25, 6:05 PM PSTSpecial Marine WarningMTR25 min
Dec 25, 6:11 PM PSTSpecial Marine WarningMTR34 min
Dec 25, 6:12 PM PSTSevere Thunderstorm WarningMTRMonterey33 min
Dec 25, 6:13 PM PSTAreal Flood AdvisoryMTRSan Mateo, Santa Clara, Santa Cruz2 hr
Dec 25, 6:18 PM PSTSpecial Weather StatementMTRSan Mateo27 min
Dec 25, 6:21 PM PSTAreal Flood AdvisoryMTRCity and County of San Francisco54 min
Dec 25, 6:35 PM PSTAreal Flood AdvisoryMTRMonterey, Santa Cruz3 hr
Dec 25, 6:35 PM PSTSevere Thunderstorm WarningMTRSan Mateo, Santa Clara8 min
Dec 25, 6:44 PM PSTAreal Flood AdvisoryMTRSanta Clara2 hr
Dec 25, 6:54 PM PSTSevere Thunderstorm WarningMTRMonterey36 min
Dec 25, 6:58 PM PSTSpecial Marine WarningMTR10 min
Dec 25, 7:07 PM PSTSpecial Weather StatementMTRMonterey53 min
Dec 25, 7:11 PM PSTSpecial Marine WarningMTR49 min
Dec 25, 7:13 PM PSTSevere Thunderstorm WarningMTRMonterey19 min
Dec 25, 7:26 PM PSTAreal Flood AdvisoryMTRMonterey2 hr
Dec 25, 7:35 PM PSTSevere Thunderstorm WarningMTRMonterey25 min
Dec 25, 7:57 PM PSTSpecial Weather StatementMTRMonterey33 min
Dec 26, 12:41 AM PSTAreal Flood AdvisoryMTRSanta Clara, Santa Cruz4 hr
Dec 26, 3:08 AM PSTSmall Craft AdvisoryMTR48 hr
Dec 26, 1:30 PM PSTSpecial Weather StatementMTRSanta Cruz30 min
Dec 26, 1:48 PM PSTSpecial Marine WarningMTR27 min
Dec 26, 2:19 PM PSTSpecial Marine WarningMTR26 min
Dec 26, 2:27 PM PSTAreal Flood AdvisoryMTRNapa, Sonoma3 hr
Dec 26, 2:30 PM PSTSpecial Weather StatementMTRMarin30 min

Nearby

Severe Thunderstorm Warnings in California, 2025Every severe thunderstorm warning in 2025

Sources

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