Alert archive / Nebraska / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 358, NWS Omaha, NE

September 20, 2014Johnson County, Nemaha County, Richardson County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Sep 20, 2014, 10:31 AM CDT for Johnson County, Nemaha County, Richardson County, Nebraska. It was in force for 29 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
Sep 20, 2014, 10:31 AM CDT (15:31 UTC)
Expired
Sep 20, 2014, 11:00 AM CDT
In force
29 min
Issued by
NWS Omaha, NE
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Johnson County, NE, Nemaha County, NE, Richardson County, NE

The radar

The Omaha radar (KOAX), 119 km from the middle of the area, began a volume at 15:31 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 Omaha, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 20, 7:10 AM CDT, 3 hours 21 minutes earlier.

Area forecast discussion, Sep 20, 7:10 AM CDT, 3 hours 21 minutes before
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Hazardous weather outlook, Sep 20, 4:30 AM CDT, 6 hours 1 minute before
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In the hours before

Special weather statement, Sep 20, 4:46 AM CDT, 5 hours 45 minutes before
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Special weather statement, Sep 20, 5:34 AM CDT, 4 hours 57 minutes before
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      <h1 id="headline">This service is currently unavailable.</h1>
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Special weather statement, Sep 20, 7:47 AM CDT, 2 hours 44 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.
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      <p id="message2">
        Please try again in a few minutes.
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Local storm report, Sep 20, 9:03 AM CDT, 1 hour 28 minutes before
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      <p id="message2">
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Local storm report, Sep 20, 9:47 AM CDT, 44 minutes before
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<body>
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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, Sep 20, 10:11 AM CDT, 20 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 Omaha, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 19, 8:18 PM CDTSpecial Weather StatementOAXCedar42 min
Sep 19, 8:42 PM CDTSpecial Weather StatementOAXCedar33 min
Sep 19, 8:49 PM CDTSevere Thunderstorm WarningOAXCedar26 min
Sep 19, 9:03 PM CDTSevere Thunderstorm WarningOAXCedar, Knox27 min
Sep 19, 9:23 PM CDTSpecial Weather StatementOAXCedar37 min
Sep 19, 9:26 PM CDTSevere Thunderstorm WarningOAXCedar, Knox34 min
Sep 19, 9:55 PM CDTSpecial Weather StatementOAXCedar65 min
Sep 19, 9:59 PM CDTSevere Thunderstorm WarningOAXCedar26 min
Sep 19, 10:25 PM CDTSevere Thunderstorm WarningOAXCedar10 min
Sep 19, 10:54 PM CDTSevere Thunderstorm WarningOAXCedar17 min
Sep 19, 10:58 PM CDTAreal Flood AdvisoryOAXCedar, Knox5 hr
Sep 20, 2:21 AM CDTSpecial Weather StatementOAXBoone, Platte39 min
Sep 20, 3:10 AM CDTSpecial Weather StatementOAXColfax50 min
Sep 20, 4:46 AM CDTSpecial Weather StatementOAXButler, Douglas, Sarpy, Saunders44 min
Sep 20, 5:34 AM CDTSpecial Weather StatementOAXCass, Lancaster, Otoe, Sarpy, Seward56 min
Sep 20, 7:47 AM CDTSpecial Weather StatementOAXCass43 min
Sep 20, 10:11 AM CDTSpecial Weather StatementOAXJohnson, Nemaha49 min
Sep 20, 11:03 AM CDTSevere Thunderstorm WarningOAXNemaha, Richardson27 min
Sep 20, 11:54 AM CDTSpecial Weather StatementOAXPawnee36 min
Sep 20, 2:35 AM CDTSpecial Weather StatementOAXHarrison40 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2014Every severe thunderstorm warning in 2014

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.