Alert archive / Wyoming / Special Weather Statements in 2020

Special Weather Statement, NWS Cheyenne, WY

August 3, 2020Platte County, Wyoming

NWS Cheyenne, WY issued this special weather statement at Aug 3, 2020, 6:02 PM MDT for Platte County, Wyoming. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 3, 2020, 6:02 PM MDT (00:02 UTC)
Expired
Aug 3, 2020, 7:00 PM MDT
In force
58 min
Issued by
NWS Cheyenne, WY

County Platte County, WY

The radar

The Cheyenne radar (KCYS), 153 km from the middle of the area, began a volume at 00:02 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 text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 3, 5:20 PM MDT, 42 minutes earlier.

Area forecast discussion, Aug 3, 5:20 PM MDT, 42 minutes before
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Aug 3, 4:06 AM MDT, 13 hours 56 minutes before
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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.
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      <p id="message2">
        Please try again in a few minutes.
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In the hours before

Special weather statement, Aug 3, 5:08 PM MDT, 54 minutes before
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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.
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Special weather statement, Aug 3, 5:19 PM MDT, 43 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
519 PM MDT Mon Aug 3 2020

WYZ116-117-040000-
South Laramie Range WY-South Laramie Range Foothills WY-
519 PM MDT Mon Aug 3 2020

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN ALBANY AND
NORTHWESTERN LARAMIE COUNTIES UNTIL 600 PM MDT...

At 518 PM MDT, Doppler radar was tracking a strong thunderstorm over
Horse Creek, or 19 miles northeast of Laramie, moving east at 15 mph.

Penny size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

This strong thunderstorm will be near...
  Horse Creek around 530 PM MDT.

LAT...LON 4134 10545 4151 10542 4154 10498 4125 10501
TIME...MOT...LOC 2318Z 278DEG 13KT 4143 10523

Rubin
Special weather statement, Aug 3, 5:36 PM MDT, 26 minutes before
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</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>
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</body>
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Special weather statement, Aug 3, 5:46 PM MDT, 16 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
546 PM MDT Mon Aug 3 2020

WYZ117-118-040030-
Central Laramie County WY-South Laramie Range Foothills WY-
546 PM MDT Mon Aug 3 2020

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL LARAMIE COUNTY UNTIL 630
PM MDT...

At 546 PM MDT, Doppler radar was tracking a strong thunderstorm near
Whitaker, or 21 miles northwest of Cheyenne, moving east at 30 mph.

Penny size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

This strong thunderstorm will be near...
  Whitaker around 600 PM MDT.

This includes Interstate 25 in Wyoming between mile markers 23 and
36.

LAT...LON 4140 10506 4148 10505 4155 10455 4119 10458
TIME...MOT...LOC 2346Z 279DEG 26KT 4143 10498

Rubin

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 6:31 PM MDTSpecial Weather StatementCYSPlatte44 min
Aug 3, 6:37 PM MDTSpecial Weather StatementCYSNiobrara38 min
Aug 3, 7:14 PM MDTSpecial Weather StatementCYSNiobrara46 min
Aug 4, 2:31 PM MDTFire Weather WatchCYS12 hr
Aug 4, 2:31 PM MDTRed Flag WarningCYS29 hr
Aug 4, 3:35 PM MDTSpecial Weather StatementCYSLaramie40 min
Aug 4, 3:44 PM MDTSpecial Weather StatementCYSLaramie46 min
Aug 3, 8:47 PM MDTSpecial Weather StatementCYSKimball43 min
Aug 4, 5:10 PM MDTSpecial Weather StatementCYSDawes50 min

Nearby

Special Weather Statements in Wyoming, 2020Every special weather statement in 2020

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.