Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 113, NWS Hastings, NE

July 9, 20214 counties in Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Jul 9, 2021, 9:54 PM CDT for 4 counties in Nebraska. It was in force for 51 min. 11 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 9, 2021, 9:54 PM CDT (02:54 UTC)
Expired
Jul 9, 2021, 10:45 PM CDT
In force
51 min
Issued by
NWS Hastings, NE
Area
Storm-based polygon
Hail
1.25 in
Wind
70.0 mph

Counties Buffalo County, NE, Dawson County, NE, Gosper County, NE, Phelps County, NE

The radar

The Grand Island radar (KUEX), 115 km from the middle of the area, began a volume at 02:54 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 was reported inside it

TimeReportWhereRemark
Jul 9, 9:55 PM CDTTSTM WND GST 67Lexington Airport, NE
Jul 9, 9:58 PM CDTTSTM WND GST 703 W Sumner, NEDAVIS WEATHERLINK STATION.
Jul 9, 10:05 PM CDTTSTM WND DMGMiller, NEDELAYED REPORT. COOP OBSERVER REPORTS TREE FELL ON A CAR NEAR HIS HOME. TIME ESTIMATED FROM RADAR.
Jul 9, 10:10 PM CDTTSTM WND DMG2 S Elm Creek, NEREPORT VIA TWITTER OF AN OVERTURNED SEMI NEAR THE ELM CREEK EXIT. RESPONDER REPORTED NEAR ZERO VISIBILITY DUE TO WIND AND BLOWING DUST.
Jul 9, 10:10 PM CDTTSTM WND DMGElm Creek, NEDOWNED TREE LIMBS AND POWER OUTAGES IN THE AREA. ONE RESIDENCE HAD TRAILER AND ROOF DAMAGE. REPORT OF TRAILERS AND CAMPERS BLOWN OVER ON INTERSTATE 80 IN THE ELM CREEK FIRE DISTRICT.
Jul 9, 10:10 PM CDTTSTM WND DMGElm Creek, NEREPORT RECEIVED VIA FACEBOOK OF AN 18FT TRAILER BEING ROLLED INTO AN ALLEY, AND A PORTION OF THE NEIGHBORS GARAGE ROOF WAS TORN OFF AND LANDED IN THEIR YARD.
Jul 9, 10:11 PM CDTTSTM WND GST 782 Ese Overton, NEUP MESONET SOUTHEAST OF OVERTON.
Jul 9, 10:14 PM CDTTSTM WND GST 661 N Riverdale, NE
Jul 9, 10:16 PM CDTTSTM WND GST 592 S Riverdale, NE
Jul 9, 10:17 PM CDTTSTM WND GST 594 Nne Holdrege, NE
Jul 9, 10:21 PM CDTTSTM WND GST 60Odessa, NEREPORT FROM TWITTER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jul 9, 3:16 PM CDTSevere Thunderstorm WatchSPC9 hr
Jul 9, 8:45 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.9 hours before the alert went out and 92 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 2021-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2799 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2021-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
2799 J/kg
Mixed-layer CIN
-162 J/kg
Mixed-layer LCL
1859 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.9

Open this sounding in Storm Lab

The text

As transmitted.

392 
WUUS53 KGID 100254
SVRGID
NEC019-047-073-137-100345-
/O.NEW.KGID.SV.W.0113.210710T0254Z-210710T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Hastings NE
954 PM CDT Fri Jul 9 2021

The National Weather Service in Hastings has issued a

* Severe Thunderstorm Warning for...
  Phelps County in south central Nebraska...
  Western Buffalo County in south central Nebraska...
  Gosper County in south central Nebraska...
  Dawson County in south central Nebraska...

* Until 1045 PM CDT.

* At 953 PM CDT, severe thunderstorms were located along a line
  extending from 6 miles north of Miller to near Lexington to near
  Elwood to near Eustis, moving east at 70 mph.

  HAZARD...70 mph wind gusts and half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings.

* Severe thunderstorms will be near...
  Overton around 1005 PM CDT.
  Elm Creek and Bertrand around 1010 PM CDT.

Other locations in the path of these severe thunderstorms include
Odessa, Amherst, Loomis, Riverdale and Kearney.

This includes Interstate 80 between mile markers 218 and 271.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4078 10013 4105 9995 4105 9924 4065 9911
      4066 9918 4059 9918 4050 9931 4040 9955
      4035 9995 4035 10010 4044 10009 4044 9998
      4070 9998 4070 10015
TIME...MOT...LOC 0253Z 273DEG 61KT 4102 9941 4082 9974 4064 9988 4058
10003

HAIL...1.25IN
WIND...70MPH
 
$$

Heinlein

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 9:09 PM CDTSevere Thunderstorm WarningGIDDawson51 min
Jul 9, 9:13 PM CDTSevere Thunderstorm WarningGIDBuffalo, Sherman, Valley47 min
Jul 9, 9:46 PM CDTSevere Thunderstorm WarningGIDBuffalo, Greeley, Hall, Hamilton, Howard, Merrick and 2 more44 min
Jul 9, 9:52 PM CDTSpecial Weather StatementGIDFranklin38 min
Jul 9, 9:56 PM CDTSevere Thunderstorm WarningGIDAdams, Franklin, Kearney, Webster26 min
Jul 9, 10:17 PM CDTSevere Thunderstorm WarningGIDBuffalo, Dawson, Franklin, Furnas, Gosper, Harlan and 3 more43 min
Jul 9, 10:26 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Hall, Hamilton, Howard, Merrick and 3 more49 min
Jul 9, 10:51 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Fillmore, Franklin, Hall, Hamilton and 5 more39 min
Jul 9, 11:15 PM CDTSevere Thunderstorm WarningGIDHamilton, Merrick, Polk, York45 min
Jul 9, 11:26 PM CDTSpecial Weather StatementGIDNance49 min
Jul 9, 11:30 PM CDTSevere Thunderstorm WarningGIDClay, Fillmore, Hamilton, Nuckolls, Thayer, Webster and 1 more45 min
Jul 10, 1:27 AM CDTSpecial Weather StatementGIDDawson, Furnas, Gosper, Harlan, Phelps48 min
Jul 10, 2:18 AM CDTSpecial Weather StatementGIDFurnas, Harlan42 min
Jul 10, 2:36 AM CDTSevere Thunderstorm WarningGIDDawson24 min
Jul 10, 2:40 AM CDTSevere Thunderstorm WarningGIDFranklin, Harlan50 min
Jul 10, 3:03 AM CDTSpecial Weather StatementGIDAdams, Buffalo, Dawson, Gosper, Greeley, Hall and 5 more57 min
Jul 10, 1:52 PM CDTSpecial Weather StatementGIDHoward23 min
Jul 10, 2:17 PM CDTSpecial Weather StatementGIDHamilton28 min
Jul 10, 2:24 PM CDTSpecial Weather StatementGIDAdams36 min
Jul 10, 2:28 PM CDTSpecial Weather StatementGIDYork32 min
Jul 10, 2:35 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Fillmore, Hall, Hamilton, Merrick and 1 more29 min
Jul 10, 2:48 PM CDTSpecial Weather StatementGIDFranklin, Furnas, Gosper, Harlan, Kearney, Phelps27 min
Jul 10, 3:02 PM CDTSpecial Weather StatementGIDClay, Nuckolls, Thayer, Webster28 min
Jul 10, 3:18 PM CDTSpecial Weather StatementGIDFranklin, Harlan42 min
Jul 10, 3:29 PM CDTSpecial Weather StatementGIDNuckolls, Thayer, Webster46 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.