Alert archive / Wyoming / Special Weather Statements in 2016

Special Weather Statement, NWS Riverton, WY

June 13, 2016

NWS Riverton, WY issued this special weather statement at Jun 13, 2016, 3:13 PM MDT. It was in force for 47 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
Jun 13, 2016, 3:13 PM MDT (21:13 UTC)
Expired
Jun 13, 2016, 4:00 PM MDT
In force
47 min
Issued by
NWS Riverton, WY

The radar

The Riverton/Lander radar (KRIW), 102 km from the middle of the area, began a volume at 21:16 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

Riverton, WY (KRIW), launched 12:00Z, 9.2 hours before the alert went out and 98 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, Riverton, WY at 12:00Z on 2016-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 12:00Z on 2016-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
9 J/kg
Mixed-layer CIN
-249 J/kg
Mixed-layer LCL
1903 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
-19 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Riverton, WY wrote its last area forecast discussion before this special weather statement went out at Jun 13, 2:51 PM MDT, 22 minutes earlier.

Area forecast discussion, Jun 13, 2:51 PM MDT, 22 minutes before
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Hazardous weather outlook, Jun 13, 2:41 AM MDT, 12 hours 32 minutes before
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In the hours before

Special weather statement, Jun 13, 2:32 PM MDT, 41 minutes before
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Special weather statement, Jun 13, 2:43 PM MDT, 30 minutes before
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Special weather statement, Jun 13, 2:45 PM MDT, 28 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">
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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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Special weather statement, Jun 13, 2:56 PM MDT, 17 minutes before
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<body>
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    <section class="card" role="status" aria-live="polite">
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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.
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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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Special weather statement, Jun 13, 3:09 PM MDT, 4 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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      <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, Jun 13, 3:13 PM MDT, 0 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.
      </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 Riverton, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 6:00 PM MDTSpecial Weather StatementRIWWashakie45 min
Jun 12, 6:02 PM MDTSpecial Weather StatementRIWJohnson43 min
Jun 12, 6:02 PM MDTSevere Thunderstorm WarningRIWLincoln43 min
Jun 12, 6:13 PM MDTSevere Thunderstorm WarningRIWFremont, Hot Springs47 min
Jun 12, 6:35 PM MDTSevere Thunderstorm WarningRIWLincoln20 min
Jun 12, 6:53 PM MDTSpecial Weather StatementRIWWashakie37 min
Jun 12, 7:02 PM MDTSpecial Weather StatementRIW43 min
Jun 12, 7:52 PM MDTSpecial Weather StatementRIW38 min
Jun 12, 8:39 PM MDTSpecial Weather StatementRIWHot Springs51 min
Jun 12, 9:26 PM MDTSpecial Weather StatementRIWHot Springs49 min
Jun 12, 10:15 PM MDTSpecial Weather StatementRIWBig Horn45 min
Jun 12, 10:34 PM MDTSpecial Weather StatementRIWBig Horn41 min
Jun 13, 7:44 AM MDTSpecial Weather StatementRIWSweetwater46 min
Jun 13, 10:50 AM MDTSpecial Weather StatementRIW40 min
Jun 13, 11:07 AM MDTSpecial Weather StatementRIWNatrona38 min
Jun 13, 11:50 AM MDTSpecial Weather StatementRIWNatrona40 min
Jun 13, 11:52 AM MDTSpecial Weather StatementRIW38 min
Jun 13, 12:12 PM MDTSpecial Weather StatementRIWJohnson33 min
Jun 13, 12:18 PM MDTAreal Flood AdvisoryRIWNatrona3 hr
Jun 13, 12:29 PM MDTSpecial Weather StatementRIWNatrona46 min
Jun 13, 12:35 PM MDTSpecial Weather StatementRIWBig Horn40 min
Jun 13, 12:40 PM MDTSpecial Weather StatementRIWSublette50 min
Jun 13, 12:53 PM MDTSpecial Weather StatementRIW52 min
Jun 13, 12:54 PM MDTSpecial Weather StatementRIWJohnson21 min
Jun 13, 1:09 PM MDTSpecial Weather StatementRIWBig Horn51 min
Jun 13, 1:13 PM MDTSpecial Weather StatementRIWLincoln47 min
Jun 13, 1:16 PM MDTSpecial Weather StatementRIWLincoln44 min
Jun 13, 1:58 PM MDTSpecial Weather StatementRIWSublette47 min
Jun 13, 2:09 PM MDTSpecial Weather StatementRIWSublette51 min
Jun 13, 2:32 PM MDTSpecial Weather StatementRIW43 min
Jun 13, 2:43 PM MDTSpecial Weather StatementRIWSublette47 min
Jun 13, 2:45 PM MDTSpecial Weather StatementRIWNatrona45 min
Jun 13, 2:56 PM MDTSpecial Weather StatementRIWSublette49 min
Jun 13, 3:09 PM MDTSpecial Weather StatementRIW51 min
Jun 13, 3:35 PM MDTSpecial Weather StatementRIW40 min
Jun 13, 3:48 PM MDTSpecial Weather StatementRIWFremont, Hot Springs42 min
Jun 13, 4:07 PM MDTSpecial Weather StatementRIWFremont38 min
Jun 13, 4:22 PM MDTSpecial Weather StatementRIWTeton38 min
Jun 13, 5:13 PM MDTSpecial Weather StatementRIWNatrona47 min
Jun 13, 5:28 PM MDTAreal Flood AdvisoryRIWNatrona2 hr

Nearby

Special Weather Statements in Wyoming, 2016Every special weather statement in 2016

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.