Alert archive / Nebraska / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 360, NWS Hastings, NE

September 30, 2019Buffalo County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Sep 30, 2019, 7:32 PM CDT for Buffalo County, Nebraska. It was in force for 43 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 30, 2019, 7:32 PM CDT (00:32 UTC)
Expired
Sep 30, 2019, 8:15 PM CDT
In force
43 min
Issued by
NWS Hastings, NE
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

County Buffalo County, NE

The radar

The Grand Island radar (KUEX), 80 km from the middle of the area, began a volume at 00:36 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.5 hours before the alert went out and 132 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, N. Platte/Lee Bi, NE at 00:00Z on 2019-10-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 00:00Z on 2019-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 318 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1469 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
318 m²/s²
0-3 km storm-relative helicity
679 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Hastings, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 30, 6:26 PM CDT, 1 hour 6 minutes earlier.

Area forecast discussion, Sep 30, 6:26 PM CDT, 1 hour 6 minutes before
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Hazardous weather outlook, Sep 30, 3:57 PM CDT, 3 hours 35 minutes before
Hazardous Weather Outlook
National Weather Service Hastings NE
357 PM CDT Mon Sep 30 2019

KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-
011200-
Phillips-Smith-Jewell-Rooks-Osborne-Mitchell-Valley-Greeley-Nance-
Sherman-Howard-Merrick-Polk-Dawson-Buffalo-Hall-Hamilton-York-
Gosper-Phelps-Kearney-Adams-Clay-Fillmore-Furnas-Harlan-Franklin-
Webster-Nuckolls-Thayer-
357 PM CDT Mon Sep 30 2019

This Hazardous Weather Outlook is for south central Nebraska and
portions of north central Kansas.

.DAY ONE...This Afternoon and Tonight.

Thunderstorms are expected to develop along a cold front this
evening for areas along and north of I-80. Some of these storms
may be severe with hail to the size of quarters and isolated wind
gusts to 60 MPH. Additional thunderstorms are possible across the
rest of the area late overnight into Tuesday morning.

Heavy rain and localized flooding are possible with thunderstorms
this evening and tonight mainly across south central Nebraska.
Please see the Flash Flood Watch message for more information.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Rounds of rain and thunderstorms will continue through Tuesday
and Tuesday night as the cold front slowly pushes southward. As a
result, the Flash Flood Watch remains in effect across the entire
area through Tuesday night.

Early Thursday morning, there will be the potential for some
patchy frost across far west and northwestern portions of the
outlook area, mainly in Valley and Dawson Counties.

Thunderstorm chances return to the forecast Friday and Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed after 7pm tonight.

&&

More information may be obtained at the following web page:
   https://www.weather.gov/hastings

Petr/ADP

In the hours before

Local storm report, Sep 30, 6:30 PM CDT, 1 hour 2 minutes before
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Local storm report, Sep 30, 6:32 PM CDT, 1 hour before
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Local storm report, Sep 30, 6:38 PM CDT, 54 minutes before
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Local storm report, Sep 30, 6:41 PM CDT, 51 minutes before
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Local storm report, Sep 30, 6:49 PM CDT, 43 minutes before
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Local storm report, Sep 30, 6:50 PM CDT, 42 minutes before
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The office that day

Everything else NWS Hastings, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 30, 7:03 PM CDTSpecial Weather StatementGIDDawson27 min
Sep 30, 7:07 PM CDTSevere Thunderstorm WarningGIDGreeley, Howard, Sherman, Valley38 min
Sep 30, 7:08 PM CDTSevere Thunderstorm WarningGIDDawson, Gosper37 min
Sep 30, 7:26 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Hamilton12 min
Sep 30, 7:39 PM CDTSpecial Weather StatementGIDPhelps36 min
Sep 30, 7:41 PM CDTSevere Thunderstorm WarningGIDHoward, Sherman49 min
Sep 30, 7:43 PM CDTSevere Thunderstorm WarningGIDGreeley20 min
Sep 30, 7:47 PM CDTSevere Thunderstorm WarningGIDPhelps28 min
Sep 30, 7:57 PM CDTSevere Thunderstorm WarningGIDBuffalo, Hall38 min
Sep 30, 8:13 PM CDTSpecial Weather StatementGIDBuffalo32 min
Sep 30, 8:23 PM CDTSpecial Weather StatementGIDValley37 min
Sep 30, 8:32 PM CDTSpecial Weather StatementGIDHall43 min
Sep 30, 9:06 PM CDTSpecial Weather StatementGIDMerrick, Polk39 min
Sep 30, 9:30 PM CDTSpecial Weather StatementGIDDawson15 min
Sep 30, 9:46 PM CDTSpecial Weather StatementGIDPolk14 min
Sep 30, 9:48 PM CDTSpecial Weather StatementGIDNance27 min
Oct 1, 1:49 PM CDTAreal Flood WarningGIDFillmore, Thayer27 hr
Oct 1, 2:57 PM CDTAreal Flood WarningGIDJewell, Mitchell6 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.