Alert archive / Nebraska / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 314, NWS Cheyenne, WY

August 13, 2019Dawes County, Sioux County, Nebraska

NWS Cheyenne, WY issued this severe thunderstorm warning at Aug 13, 2019, 4:43 AM MDT for Dawes County, Sioux County, Nebraska. It was in force for 32 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
Aug 13, 2019, 4:43 AM MDT (10:43 UTC)
Expired
Aug 13, 2019, 5:15 AM MDT
In force
32 min
Issued by
NWS Cheyenne, WY
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Dawes County, NE, Sioux County, NE

The radar

The Rapid City radar (KUDX), 176 km from the middle of the area, began a volume at 10:44 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 Cheyenne, WY wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 13, 3:58 AM MDT, 45 minutes earlier.

Area forecast discussion, Aug 13, 3:58 AM MDT, 45 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, Aug 13, 4:03 AM MDT, 40 minutes before
Hazardous Weather Outlook
National Weather Service Cheyenne WY
403 AM MDT Tue Aug 13 2019

NEZ002-003-019>021-054-055-095-096-WYZ101-102-107-108-117>119-
141015-
Dawes-Box Butte-Scotts Bluff-Banner-Morrill-Kimball-Cheyenne-
North Sioux-South Sioux-Converse County Lower Elevations-
Niobrara County-East Platte County-Goshen County-
South Laramie Range Foothills-Central Laramie County-
East Laramie County-
403 AM MDT Tue Aug 13 2019

This hazardous weather outlook is for portions of western
Nebraska...east central Wyoming and southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

Severe thunderstorms are likely this afternoon. Main concerns are
large hail and damaging winds.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

Severe storms are possible Wednesday and Thursday, then chances
for showers and thunderstorms follow us into the weekend.

.Spotter information statement...

Spotter activation will not be needed at this time.

WYZ103>106-109>116-141015-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
Central Carbon County-North Snowy Range Foothills-
Southwest Carbon County-Sierra Madre Range-
Upper North Platte River Basin-Snowy Range-Laramie Valley-
South Laramie Range-
403 AM MDT Tue Aug 13 2019

This hazardous weather outlook is for portions of south central
Wyoming and southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

A few showers and thunderstorms are possible, but the severe
threat is low.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

Expect conditions to be drier though cannot rule out a stray
shower or thunderstorm in the afternoon through the rest of the
week and into the weekend.

.Spotter information statement...

Spotter activation will not be needed.

In the hours before

Special weather statement, Aug 13, 4:32 AM MDT, 11 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
432 AM MDT Tue Aug 13 2019

NEZ002-095-131115-
Dawes NE-North Sioux NE-
432 AM MDT Tue Aug 13 2019

...SPECIAL WEATHER STATEMENT...

At 432 AM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Montrose to 6 miles southeast of
Rushville. Movement was east at 35 mph.

Half inch hail and winds in excess of 30 mph will be possible with
these storms.

Locations impacted include...
Chadron, Chadron Campground, Whitney Lake, Red Cloud Campground,
Chadron Airport, Whitney and Chadron St Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4274 10358 4291 10362 4289 10280 4279 10279
      4278 10277 4265 10278
TIME...MOT...LOC 1032Z 281DEG 30KT 4286 10371 4267 10236

Worley

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 13, 6:56 AM MDTRed Flag WarningCYS13 hr
Aug 13, 4:32 AM MDTSpecial Weather StatementCYSDawes43 min
Aug 13, 5:20 AM MDTSpecial Weather StatementCYSDawes40 min
Aug 13, 5:43 AM MDTSevere Thunderstorm WarningCYSDawes12 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2019Every severe thunderstorm warning in 2019

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.