Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 147, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Aug 24, 2021, 5:59 PM CDT for Logan County, Thomas County, Nebraska. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 24, 2021, 5:59 PM CDT (22:59 UTC)
- Expired
- Aug 24, 2021, 6:30 PM CDT
- In force
- 31 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Logan County, NE, Thomas County, NE
The radar
The North Platte radar (KLNX), 38 km from the middle of the area, began a volume at 22:59 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 12:00Z, 11.0 hours before the alert went out and 56 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.
- Mixed-layer CAPE
- 455 J/kg
- Mixed-layer CIN
- -346 J/kg
- Mixed-layer LCL
- 2180 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -86 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
276
WUUS53 KLBF 242259
SVRLBF
NEC113-171-242330-
/O.NEW.KLBF.SV.W.0147.210824T2259Z-210824T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
559 PM CDT Tue Aug 24 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Logan County in west central Nebraska...
South central Thomas County in north central Nebraska...
* Until 630 PM CDT.
* At 558 PM CDT, a severe thunderstorm was located 9 miles north of
Stapleton, moving southeast at 25 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Logan, Shanklin Bluff, Tarboz Lake, Hoagland and Brown Lake.
This includes the following highways...
Highway 92 between mile markers 241 and 243.
Highway 83 between mile markers 114 and 132.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4160 10069 4168 10068 4177 10057 4174 10029
4173 10025 4148 10025 4140 10031
TIME...MOT...LOC 2258Z 301DEG 21KT 4161 10055
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Snively2 follow-up statements
154
WWUS53 KLBF 242315
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
615 PM CDT Tue Aug 24 2021
NEC171-242324-
/O.CAN.KLBF.SV.W.0147.000000T0000Z-210824T2330Z/
Thomas NE-
615 PM CDT Tue Aug 24 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL THOMAS COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4157 10063 4174 10055 4174 10028 4173 10025
4148 10025 4140 10031
TIME...MOT...LOC 2314Z 282DEG 14KT 4162 10049
$$
NEC113-242330-
/O.CON.KLBF.SV.W.0147.000000T0000Z-210824T2330Z/
Logan NE-
615 PM CDT Tue Aug 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR LOGAN COUNTY...
At 614 PM CDT, a severe thunderstorm was located 9 miles north of
Stapleton, moving east at 15 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Logan, Shanklin Bluff, Tarboz Lake, Hoagland and Brown Lake.
This includes the following highways...
Highway 92 between mile markers 241 and 243.
Highway 83 between mile markers 114 and 130.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4157 10063 4174 10055 4174 10028 4173 10025
4148 10025 4140 10031
TIME...MOT...LOC 2314Z 282DEG 14KT 4162 10049
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Snively892
WWUS53 KLBF 242329
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
629 PM CDT Tue Aug 24 2021
NEC113-242339-
/O.EXP.KLBF.SV.W.0147.000000T0000Z-210824T2330Z/
Logan NE-
629 PM CDT Tue Aug 24 2021
...THE SEVERE THUNDERSTORM WARNING FOR LOGAN COUNTY WILL EXPIRE AT
630 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However small hail
and gusty winds are still possible with this thunderstorm.
LAT...LON 4157 10063 4174 10055 4174 10028 4173 10025
4148 10025 4140 10031
TIME...MOT...LOC 2329Z 301DEG 21KT 4158 10040
$$
SnivelyThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 8:55 PM CDT | Special Weather Statement | LBF | Sheridan | 50 min |
| Aug 23, 9:54 PM CDT | Special Weather Statement | LBF | Cherry | 51 min |
| Aug 23, 10:52 PM CDT | Special Weather Statement | LBF | Sheridan | 38 min |
| Aug 23, 11:29 PM CDT | Special Weather Statement | LBF | Sheridan | 46 min |
| Aug 24, 2:08 AM CDT | Special Weather Statement | LBF | Cherry | 52 min |
| Aug 24, 2:35 AM CDT | Severe Thunderstorm Warning | LBF | Brown, Cherry | 55 min |
| Aug 24, 5:14 PM CDT | Special Weather Statement | LBF | Thomas | 46 min |
| Aug 24, 5:53 PM CDT | Special Weather Statement | LBF | Logan | 37 min |
| Aug 24, 6:29 PM CDT | Special Weather Statement | LBF | Logan | 46 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.