Alert archive / Wyoming / Red Flag Warnings in 2023

Red Flag Warning 6, NWS Cheyenne, WY

August 31, 20236 counties in Wyoming

NWS Cheyenne, WY issued this red flag warning at Aug 31, 2023, 1:20 AM MDT for 6 counties in Wyoming. It took effect at Aug 31, 2023, 12:00 PM MDT. It was in force for 8 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: Aug 31, 2023, 1:20 AM MDT (07:20 UTC)
In effect from: Aug 31, 2023, 12:00 PM MDT
Expired: Aug 31, 2023, 8:00 PM MDT
In force: 8 hr
Issued by: NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY, Converse County, WY, Goshen County, WY, Niobrara County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 131 km from the middle of the area, began a volume at 07:21 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 red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Cheyenne, WY wrote its last area forecast discussion before this red flag warning went out at Aug 30, 5:31 PM MDT, 7 hours 49 minutes earlier.

Area forecast discussion, Aug 30, 5:31 PM MDT, 7 hours 49 minutes before

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Hazardous weather outlook, Aug 30, 1:32 AM MDT, 23 hours 48 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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The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 30, 8:11 PM MDT	Fire Weather Watch	CYS	Albany, Carbon, Converse, Goshen, Niobrara, Platte	5 hr

Nearby

Red Flag Warnings in Wyoming, 2023 Every red flag warning in 2023

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.