Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 88, NWS Hastings, NE

June 24, 2021Greeley County, Valley County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Jun 24, 2021, 12:30 AM CDT for Greeley County, Valley County, Nebraska. It was in force for 30 min. 2 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
Jun 24, 2021, 12:30 AM CDT (05:30 UTC)
Expired
Jun 24, 2021, 1:00 AM CDT
In force
30 min
Issued by
NWS Hastings, NE
Area
Storm-based polygon
Hail
1.0 in
Wind
70.0 mph

Counties Greeley County, NE, Valley County, NE

The radar

The Grand Island radar (KUEX), 137 km from the middle of the area, began a volume at 05:30 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
Jun 24, 12:35 AM CDTTSTM WND DMGSpalding, NEFACEBOOK PHOTO OF TREE AT LEAST 1 FOOT IN DIAMETER SNAPPED OVER. TIME ESTIMATED FROM RADAR. RELAYED BY DISPATCH IN ALBION.
Jun 24, 12:48 AM CDTTSTM WND DMGGreeley, NEDELAYED REPORT OF EXTENSIVE DAMAGE TO TREES AND BRANCHES AROUND GREELEY. SOME UP TO 2 FT IN DIAMETER. TIME ESTIMATED FROM RADAR.

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
Jun 23, 10:37 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 5.5 hours before the alert went out and 178 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, Omaha, NE at 00:00Z on 2021-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2039 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, Omaha, NE at 00:00Z on 2021-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 square meters per square second.193958Sfc1 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
2039 J/kg
Mixed-layer CIN
-306 J/kg
Mixed-layer LCL
1664 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted.

223 
WUUS53 KGID 240530
SVRGID
NEC077-175-240600-
/O.NEW.KGID.SV.W.0088.210624T0530Z-210624T0600Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Hastings NE
1230 AM CDT Thu Jun 24 2021

The National Weather Service in Hastings has issued a

* Severe Thunderstorm Warning for...
  Greeley County in central Nebraska...
  East central Valley County in central Nebraska...

* Until 100 AM CDT.

* At 1230 AM CDT, a severe thunderstorm was located over Ericson, or
  17 miles northeast of Ord, moving southeast at 55 mph.

  HAZARD...70 mph wind gusts and quarter 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.

* This severe thunderstorm will be near...
  Greeley and Spalding around 1245 AM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4147 9829 4142 9852 4148 9878 4174 9875
      4174 9829
TIME...MOT...LOC 0530Z 311DEG 48KT 4175 9865 

HAIL...1.00IN
WIND...70MPH
 
$$

JCB

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 12:07 AM CDTSevere Thunderstorm WarningGIDValley53 min
Jun 24, 12:42 AM CDTSevere Thunderstorm WarningGIDGreeley, Howard, Merrick, Nance, Sherman, Valley48 min
Jun 24, 12:57 AM CDTSpecial Weather StatementGIDGreeley33 min
Jun 24, 1:22 AM CDTSevere Thunderstorm WarningGIDHall, Hamilton, Howard, Merrick, Nance, Polk and 1 more38 min
Jun 24, 1:45 AM CDTSpecial Weather StatementGIDAdams, Hall, Kearney45 min
Jun 24, 1:55 AM CDTSevere Thunderstorm WarningGIDPolk, York35 min
Jun 24, 1:59 AM CDTSpecial Weather StatementGIDClay31 min
Jun 24, 2:24 AM CDTSpecial Weather StatementGIDFillmore51 min
Jun 24, 3:26 AM CDTSpecial Weather StatementGIDHoward34 min
Jun 24, 3:31 AM CDTSpecial Weather StatementGIDAdams29 min
Jun 24, 3:33 AM CDTSpecial Weather StatementGIDNuckolls27 min
Jun 24, 3:58 PM CDTSpecial Weather StatementGIDHall47 min
Jun 24, 4:02 PM CDTSevere Thunderstorm WarningGIDAdams, Hall, Hamilton, Merrick43 min
Jun 24, 4:09 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Nuckolls, Webster31 min
Jun 24, 4:27 PM CDTSevere Thunderstorm WarningGIDClay, Fillmore, Hamilton, York48 min
Jun 24, 4:36 PM CDTSpecial Weather StatementGIDClay, Fillmore, Nuckolls39 min
Jun 24, 5:10 PM CDTSpecial Weather StatementGIDFillmore, York50 min
Jun 24, 5:19 PM CDTAreal Flood AdvisoryGIDClay, Fillmore3 hr
Jun 24, 5:29 PM CDTSevere Thunderstorm WarningGIDFillmore, Thayer, York46 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.