Alert archive / Montana / Winter Weather Advisories in 2021

Winter Weather Advisory 23, NWS Missoula, MT

February 23, 2021Mineral County, Missoula County, Sanders County, Montana; Clearwater County, Idaho County, Idaho

NWS Missoula, MT issued this winter weather advisory at Feb 23, 2021, 8:08 AM MST for Mineral County, Missoula County, Sanders County, Montana; Clearwater County, Idaho County, Idaho. It took effect at Feb 23, 2021, 11:00 AM MST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued: Feb 23, 2021, 8:08 AM MST (15:08 UTC)
In effect from: Feb 23, 2021, 11:00 AM MST
Expired: Feb 24, 2021, 7:35 AM MST
In force: 21 hr
Issued by: NWS Missoula, MT

Counties Clearwater County, ID, Idaho County, ID, Mineral County, MT, Missoula County, MT, Sanders County, MT

The radar

The Missoula radar (KMSX), 82 km from the middle of the area, began a volume at 15:12 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 winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Missoula, MT wrote its last area forecast discussion before this winter weather advisory went out at Feb 23, 4:11 AM MST, 3 hours 57 minutes earlier.

Area forecast discussion, Feb 23, 4:11 AM MST, 3 hours 57 minutes before

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In the hours before

Local storm report, Feb 23, 6:29 AM MST, 1 hour 39 minutes before

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<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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Nearby

Winter Weather Advisories in Montana, 2021 Winter Weather Advisories in Idaho, 2021 Every winter weather advisory in 2021

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.