Alert archive / Washington / Wind Advisories in 2025

Wind Advisory 23, NWS Seattle, WA

December 15, 202514 counties in Washington

NWS Seattle, WA issued this wind advisory at Dec 15, 2025, 2:06 PM PST for 14 counties in Washington. It took effect at Dec 16, 2025, 4:00 PM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 15, 2025, 2:06 PM PST (22:06 UTC)
In effect from
Dec 16, 2025, 4:00 PM PST
Expired
Dec 16, 2025, 3:24 AM PST
In force
Issued by
NWS Seattle, WA

Counties Clallam County, WA, Grays Harbor County, WA, Island County, WA, Jefferson County, WA, King County, WA, Kitsap County, WA, Lewis County, WA, Mason County, WA, Pierce County, WA, San Juan County, WA, Skagit County, WA, Snohomish County, WA, Thurston County, WA, Whatcom County, WA

The radar

The Seattle radar (KATX), 54 km from the middle of the area, began a volume at 22:09 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.

The nearest sounding before it

Salem/Mcnary, OR (KSLE), launched 12:00Z, 10.1 hours before the alert went out and 313 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Salem/Mcnary, OR at 12:00Z on 2025-12-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Salem/Mcnary, OR at 12:00Z on 2025-12-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 600 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1350 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
600 m²/s²
0-3 km storm-relative helicity
726 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Seattle, WA wrote its last area forecast discussion before this wind advisory went out at Dec 15, 10:16 AM PST, 3 hours 50 minutes earlier.

Area forecast discussion, Dec 15, 10:16 AM PST, 3 hours 50 minutes before
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In the hours before

Local storm report, Dec 15, 12:48 PM PST, 1 hour 18 minutes before
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Local storm report, Dec 15, 12:49 PM PST, 1 hour 17 minutes before
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      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Dec 15, 1:14 PM PST, 52 minutes before
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      <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.
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      <p id="message2">
        Please try again in a few minutes.
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      <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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Local storm report, Dec 15, 1:19 PM PST, 47 minutes before
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      <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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      <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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Local storm report, Dec 15, 1:26 PM PST, 40 minutes before
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<body>
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      <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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Local storm report, Dec 15, 1:55 PM PST, 11 minutes before
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<head>
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  <title>Service Notice</title>
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<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>
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The office that day

Everything else NWS Seattle, WA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 15, 12:45 AM PSTHigh Wind WatchSEWClallam, Grays Harbor, Island, Jefferson, King, Kitsap and 8 more13 hr
Dec 15, 1:03 AM PSTRiver Flood WarningSEWSkagit70 hr
Dec 15, 1:27 AM PSTWinter Storm WatchSEWClallam, Grays Harbor, Jefferson, King, Lewis, Mason and 4 more12 hr
Dec 15, 3:01 AM PSTGale WatchSEW24 hr
Dec 15, 3:01 AM PSTSmall Craft AdvisorySEW5 days
Dec 15, 5:34 AM PSTRiver Flood WarningSEWMason9 days
Dec 15, 8:04 AM PSTAreal Flood AdvisorySEWGrays Harbor, Mason3 hr
Dec 15, 11:51 AM PSTFlash Flood Warning Considerable damage threatSEWKing5 hr
Dec 15, 1:55 PM PSTWinter Storm WarningSEWClallam, Grays Harbor, Jefferson, King, Lewis, Mason and 4 more23 hr
Dec 15, 1:55 PM PSTWinter Weather AdvisorySEWClallam, Grays Harbor, Jefferson, King, Lewis, Mason and 1 more13 hr
Dec 15, 2:42 PM PSTRiver Flood WarningSEWSnohomish50 hr

Nearby

Wind Advisories in Washington, 2025Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.