Alert archive / Nebraska / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 103, NWS Hastings, NE

May 27, 2013Thayer County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at May 27, 2013, 9:50 PM CDT for Thayer County, Nebraska. It was in force for 40 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: May 27, 2013, 9:50 PM CDT (02:50 UTC)
Expired: May 27, 2013, 10:30 PM CDT
In force: 40 min
Issued by: NWS Hastings, NE
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Thayer County, NE

The radar

The Grand Island radar (KUEX), 74 km from the middle of the area, began a volume at 02:53 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 27, 4:49 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 2.8 hours before the alert went out and 164 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 690 J/kg
Mixed-layer CIN: -149 J/kg
Mixed-layer LCL: 947 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 99 m²/s²
0-3 km storm-relative helicity: 151 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 3.4

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 May 27, 9:01 PM CDT, 49 minutes earlier.

Area forecast discussion, May 27, 9:01 PM CDT, 49 minutes before

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Hazardous weather outlook, May 27, 2:30 PM CDT, 7 hours 20 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE HASTINGS NE
230 PM CDT MON MAY 27 2013

KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-
281200-
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-
230 PM CDT MON MAY 27 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL NEBRASKA AND
PORTIONS OF NORTH CENTRAL KANSAS.

.DAY ONE...LATE THIS AFTERNOON AND TONIGHT.

AT LEAST ISOLATED THUNDERSTORM DEVELOPMENT IS EXPECTED BY LATE
AFTERNOON...WITH STORM COVERAGE THEN INCREASING DURING THE EVENING
HOURS. SEVERE STORMS ARE POSSIBLE ANYWHERE IN THE OUTLOOK
AREA...BUT THE OVERALL GREATEST THREAT APPEARS TO FOCUS SOUTH OF
INTERSTATE 80...INCLUDING NORTH CENTRAL KANSAS...IN CLOSEST
PROXIMITY TO A WARM FRONT. SOME OF THE SEVERE STORMS MAY DEVELOP
DIRECTLY OVER THE AREA...WHILE OTHERS MOVE IN FROM THE WEST. ANY
SEVERE STORMS WILL BE CAPABLE OF PRODUCING VERY LARGE HAIL UP TO
AROUND BASEBALL SIZE...DAMAGING WINDS TO AROUND 70 MPH...AND HEAVY
RAINFALL IN EXCESS OF ONE OR TWO INCHES...WHICH COULD RESULT IN
LOCALIZED FLOODING. IN ADDITION...A FEW TORNADOES ARE POSSIBLE IN
THE VICINITY OF FRONTAL BOUNDARIES...MAINLY IN NORTH CENTRAL
KANSAS...AND SOUTH OF INTERSTATE 80 IN NEBRASKA. THE LIKELIHOOD OF
SEVERE THUNDERSTORMS SHOULD GRADUALLY DIMINISH BY MIDNIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

AFTER 3 PM TUESDAY AFTERNOON...THERE IS AT LEAST A LOW PROBABILITY
OF THUNDERSTORM DEVELOPMENT WITHIN NORTH CENTRAL KANSAS...AND ALSO
EAST OF A LINE FROM ALMA...TO KEARNEY...TO ORD IN NEBRASKA. SHOULD
AFTERNOON STORMS DEVELOP...THEY COULD BECOME SEVERE WITH LARGE
HAIL AND DAMAGING WINDS THE PRIMARY THREATS.

FROM TUESDAY EVENING THROUGH FRIDAY...THERE ARE SEVERAL CHANCES
FOR THUNDERSTORMS ACROSS THE OUTLOOK AREA. THE BEST POTENTIAL FOR
SEVERE STORMS WILL BE DURING THE EVENING AND OVERNIGHT HOURS ON
TUESDAY...AS WELL AS WEDNESDAY AFTERNOON AND NIGHT. HAIL TO THE
SIZE OF QUARTERS AND LARGER...WIND GUSTS OF AT LEAST 60 MPH...AND
LOCALLY HEAVY RAINFALL IN EXCESS OF 2 INCHES WILL BE POSSIBLE.

WITH THE POTENTIAL FOR MULTIPLE THUNDERSTORM EPISODES THE NEXT
SEVERAL DAYS...LOWLAND FLOODING MAY BECOME A PROBLEM IF HEAVY
RAINS FALL OVER THE SAME AREAS.

IN ADDITION TO THUNDERSTORM-RELATED HAZARDS...ON WEDNESDAY...A
SUSTAINED SOUTHERLY WIND OF AROUND 30 MPH...ACCOMPANIED BY GUSTS
TO AROUND 40 MPH WILL LIKELY BE OBSERVED ACROSS MUCH OF THE
OUTLOOK AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS LIKELY ACROSS PARTS OF THE OUTLOOK
AREA...ESPECIALLY BETWEEN 5 PM AND MIDNIGHT.

&&

MORE INFORMATION MAY BE OBTAINED AT THE FOLLOWING WEB PAGE:
   HTTP://WWW.WEATHER.GOV/HASTINGS  (ALL LOWERCASE)

PFANNKUCH/BRYANT

In the hours before

Local storm report, May 27, 9:04 PM CDT, 46 minutes before

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Local storm report, May 27, 9:20 PM CDT, 30 minutes before

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Local storm report, May 27, 9:25 PM CDT, 25 minutes before

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Local storm report, May 27, 9:28 PM CDT, 22 minutes before

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Local storm report, May 27, 9:30 PM CDT, 20 minutes before

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Local storm report, May 27, 9:50 PM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 7:07 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Webster	38 min
May 27, 7:12 PM CDT	Severe Thunderstorm Warning	GID	Adams, Clay, Nuckolls, Webster	48 min
May 27, 7:35 PM CDT	Tornado Warning	GID	Clay, Fillmore, Nuckolls	25 min
May 27, 7:41 PM CDT	Severe Thunderstorm Warning	GID	Clay, Fillmore, Nuckolls, Thayer	49 min
May 27, 7:44 PM CDT	Tornado Warning	GID	Nuckolls, Thayer	31 min
May 27, 8:27 PM CDT	Severe Thunderstorm Warning	GID	Fillmore, Thayer	48 min
May 27, 8:45 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls	30 min
May 27, 8:49 PM CDT	Areal Flood Advisory	GID	Fillmore	3 hr
May 27, 8:54 PM CDT	Special Weather Statement	GID	Dawson	51 min
May 27, 9:11 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Thayer	34 min
May 27, 9:59 PM CDT	Special Weather Statement	GID	Dawson	31 min
May 27, 11:26 PM CDT	Severe Thunderstorm Warning	GID	Greeley, Valley	49 min
May 27, 11:55 PM CDT	Special Weather Statement	GID	Fillmore	35 min
May 27, 7:16 PM CDT	Tornado Warning	GID	Jewell	29 min
May 27, 7:41 PM CDT	Tornado Warning	GID	Jewell	34 min
May 27, 7:45 PM CDT	Severe Thunderstorm Warning	GID	Jewell, Smith	45 min
May 27, 7:50 PM CDT	Severe Thunderstorm Warning	GID	Mitchell	40 min
May 27, 7:57 PM CDT	Severe Thunderstorm Warning	GID	Jewell	33 min
May 27, 8:11 PM CDT	Severe Thunderstorm Warning	GID	Jewell	49 min
May 27, 8:54 PM CDT	Severe Thunderstorm Warning	GID	Jewell	36 min
May 28, 3:17 PM CDT	Wind Advisory	GID	Jewell, Mitchell, Osborne, Rooks, Smith	30 hr

Nearby

Severe Thunderstorm Warnings in Nebraska, 2013 Every severe thunderstorm warning in 2013

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.