Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 161, NWS North Platte, NE

August 28, 20214 counties in Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Aug 28, 2021, 7:09 PM CDT for 4 counties in Nebraska. It was in force for 66 min. 1 report 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: Aug 28, 2021, 7:09 PM CDT (00:09 UTC)
Expired: Aug 28, 2021, 8:15 PM CDT
In force: 66 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Damage threat: Considerable
Hail: 1.5 in
Wind: 70.0 mph

Counties Garfield County, NE, Holt County, NE, Loup County, NE, Wheeler County, NE

The radar

The North Platte radar (KLNX), 153 km from the middle of the area, began a volume at 00:12 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

Time	Report	Where	Remark
Aug 28, 7:33 PM CDT	TSTM WND DMG	9 Nnw Bartlett, NE	ESTIMATED 4 INCH TREE LIMB DOWN.

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.

Issued	Product	Office	Lasted
Aug 28, 3:57 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.2 hours before the alert went out and 181 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: 2510 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 2148 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 167 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 8.7

Open this sounding in Storm Lab

The text

As transmitted.

090 
WUUS53 KLBF 290009
SVRLBF
NEC071-089-115-183-290115-
/O.NEW.KLBF.SV.W.0161.210829T0009Z-210829T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
709 PM CDT Sat Aug 28 2021

The National Weather Service in North Platte has issued a

* Severe Thunderstorm Warning for...
  Northeastern Loup County in north central Nebraska...
  Northeastern Garfield County in north central Nebraska...
  Southeastern Holt County in north central Nebraska...
  Wheeler County in north central Nebraska...

* Until 815 PM CDT.

* At 708 PM CDT, a severe thunderstorm was located 10 miles south of
  Chambers, or 26 miles northeast of Burwell, moving southeast at 40
  mph.

  HAZARD...70 mph wind gusts and ping pong ball size hail.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Ewing, Chambers, Bartlett, Ericson, Knievels Corner, Buffalo Flats,
  Carson Lake, Sunfish Lake, Cumminsville, Four Corners, Pibel Lake
  State Recreation Area, Goose Lake State Wildlife Management Area
  and Gables.

This includes Highway 281 between mile markers 132 and 170.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4174 9830 4174 9887 4189 9883 4199 9928
      4210 9915 4227 9880 4227 9830
TIME...MOT...LOC 0008Z 296DEG 34KT 4206 9877 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

Roberg

3 follow-up statements

113 
WWUS53 KLBF 290030
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
730 PM CDT Sat Aug 28 2021

NEC115-290039-
/O.CAN.KLBF.SV.W.0161.000000T0000Z-210829T0115Z/
Loup NE-
730 PM CDT Sat Aug 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LOUP COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
north central Nebraska.

LAT...LON 4174 9830 4174 9887 4189 9883 4198 9922
      4202 9922 4211 9905 4227 9880 4227 9830
TIME...MOT...LOC 0029Z 275DEG 27KT 4220 9839 4202 9863 4194 9895 

$$

NEC071-089-183-290115-
/O.CON.KLBF.SV.W.0161.000000T0000Z-210829T0115Z/
Garfield NE-Holt NE-Wheeler NE-
730 PM CDT Sat Aug 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR NORTHEASTERN GARFIELD...SOUTHEASTERN HOLT AND WHEELER COUNTIES...

At 729 PM CDT, severe thunderstorms were located along a line
extending from near Ewing to 10 miles northwest of Bartlett to 14
miles northeast of Burwell, moving east at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Ewing, Chambers, Bartlett, Ericson, Knievels Corner, Sunfish Lake,
Cumminsville, Four Corners, Pibel Lake State Recreation Area, Buffalo
Flats, Goose Lake State Wildlife Management Area and Gables.

This includes Highway 281 between mile markers 132 and 170.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4174 9830 4174 9887 4189 9883 4198 9922
      4202 9922 4211 9905 4227 9880 4227 9830
TIME...MOT...LOC 0029Z 275DEG 27KT 4220 9839 4202 9863 4194 9895 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Roberg

046 
WWUS53 KLBF 290050
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
750 PM CDT Sat Aug 28 2021

NEC071-089-183-290115-
/O.CON.KLBF.SV.W.0161.000000T0000Z-210829T0115Z/
Garfield NE-Holt NE-Wheeler NE-
750 PM CDT Sat Aug 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR NORTHEASTERN GARFIELD...SOUTHEASTERN HOLT AND WHEELER COUNTIES...

At 749 PM CDT, severe thunderstorms were located along a line 
extending from near Ewing to 7 miles east of Bartlett to near 
Ericson, moving southeast at 50 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Ewing, Chambers, Bartlett, Ericson, Knievels Corner, Sunfish Lake,
Cumminsville, Four Corners, Pibel Lake State Recreation Area, Buffalo
Flats, Goose Lake State Wildlife Management Area and Gables.

This includes Highway 281 between mile markers 132 and 170.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4174 9830 4174 9887 4189 9883 4198 9922
      4202 9922 4211 9905 4227 9880 4227 9830
TIME...MOT...LOC 0049Z 318DEG 45KT 4213 9825 4187 9841 4177 9864 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Roberg

126 
WWUS53 KLBF 290114
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
814 PM CDT Sat Aug 28 2021

NEC071-089-183-290123-
/O.EXP.KLBF.SV.W.0161.000000T0000Z-210829T0115Z/
Garfield NE-Holt NE-Wheeler NE-
814 PM CDT Sat Aug 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GARFIELD...
SOUTHEASTERN HOLT AND WHEELER COUNTIES WILL EXPIRE AT 815 PM CDT...

The storms which prompted the warning have weakened. Therefore, the 
warning will be allowed to expire. However gusty winds and heavy 
rain are still possible with these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
north central Nebraska.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
North Platte.

LAT...LON 4174 9830 4174 9887 4189 9883 4198 9922
      4202 9922 4211 9905 4227 9880 4227 9830
TIME...MOT...LOC 0113Z 296DEG 34KT 4203 9799 4177 9815 4167 9838 

$$

Roberg

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 28, 7:01 PM CDT	Special Weather Statement	LBF	Custer	29 min
Aug 28, 7:13 PM CDT	Severe Thunderstorm Warning	LBF	Blaine, Custer, Loup	62 min
Aug 28, 7:15 PM CDT	Special Weather Statement	LBF	Frontier	30 min
Aug 28, 7:31 PM CDT	Severe Thunderstorm Warning	LBF	Frontier, Lincoln	44 min
Aug 28, 7:42 PM CDT	Severe Thunderstorm Warning	LBF	Custer	33 min
Aug 28, 7:46 PM CDT	Special Weather Statement	LBF	Garfield	44 min
Aug 28, 8:03 PM CDT	Areal Flood Advisory	LBF	Blaine, Loup	3 hr
Aug 28, 8:07 PM CDT	Special Weather Statement	LBF	Holt	38 min
Aug 28, 8:18 PM CDT	Special Weather Statement	LBF	Loup	42 min
Aug 28, 8:19 PM CDT	Special Weather Statement	LBF	Wheeler	41 min
Aug 28, 8:21 PM CDT	Special Weather Statement	LBF	Frontier	39 min
Aug 28, 8:55 PM CDT	Special Weather Statement	LBF	Frontier	50 min
Aug 28, 8:57 PM CDT	Special Weather Statement	LBF	Custer	48 min
Aug 28, 10:21 PM CDT	Special Weather Statement	LBF	Frontier	39 min
Aug 28, 11:33 PM CDT	Areal Flood Advisory	LBF	Garfield, Wheeler	6 hr
Aug 29, 12:03 AM CDT	Special Weather Statement	LBF	Frontier	42 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2021 Every 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.