Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 66, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jun 23, 2021, 9:07 PM CDT for Brown County, Keya Paha County, Rock County, Nebraska. It was in force for 53 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 23, 2021, 9:07 PM CDT (02:07 UTC)
- Expired
- Jun 23, 2021, 10:00 PM CDT
- In force
- 53 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Brown County, NE, Keya Paha County, NE, Rock County, NE
The radar
The North Platte radar (KLNX), 122 km from the middle of the area, began a volume at 02:08 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 |
|---|---|---|---|
| Jun 23, 9:15 PM CDT | HAIL 1 | 3 Se Springview, NE | |
| Jun 23, 10:00 PM CDT | HAIL 1.5 | 9 Nne Newport, NE |
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 |
|---|---|---|---|
| Jun 23, 4:40 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.1 hours before the alert went out and 198 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
- 3468 J/kg
- Mixed-layer CIN
- -185 J/kg
- Mixed-layer LCL
- 1979 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted.
355
WUUS53 KLBF 240207
SVRLBF
NEC017-103-149-240300-
/O.NEW.KLBF.SV.W.0066.210624T0207Z-210624T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
907 PM CDT Wed Jun 23 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Northern Rock County in north central Nebraska...
Northeastern Brown County in north central Nebraska...
Southeastern Keya Paha County in north central Nebraska...
* Until 1000 PM CDT.
* At 907 PM CDT, a severe thunderstorm was located near Springview,
moving southeast 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...
Bassett, Newport, Keller Park State Recreation Area, Thomas Creek
State Wildlife Management Area, Mariaville, Bobcat State Wildlife
Management Area, Pine Glen State Wildlife Refuge and Meadville.
This includes the following highways...
Highway 183 between mile markers 177 and 182, and between mile
markers 199 and 212.
Highway 20 between mile markers 254 and 271.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 4278 9924 4272 9924 4242 9939 4271 9995
4281 9985
TIME...MOT...LOC 0207Z 296DEG 26KT 4275 9981
HAIL...1.00IN
WIND...60MPH
$$
Gomez2 follow-up statements
779
WWUS53 KLBF 240235
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
935 PM CDT Wed Jun 23 2021
NEC017-103-149-240300-
/O.CON.KLBF.SV.W.0066.000000T0000Z-210624T0300Z/
Rock NE-Brown NE-Keya Paha NE-
935 PM CDT Wed Jun 23 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT
FOR NORTHERN ROCK...NORTHEASTERN BROWN AND SOUTHEASTERN KEYA PAHA
COUNTIES...
At 934 PM CDT, a severe thunderstorm was located near Bassett, moving
southeast at 30 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Bassett, Newport, Keller Park State Recreation Area, Thomas Creek
State Wildlife Management Area, Mariaville, Bobcat State Wildlife
Management Area, Pine Glen State Wildlife Refuge and Meadville.
This includes the following highways...
Highway 183 between mile markers 177 and 182, and between mile
markers 199 and 212.
Highway 20 between mile markers 254 and 271.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 4278 9924 4272 9924 4242 9939 4271 9995
4281 9985
TIME...MOT...LOC 0234Z 296DEG 26KT 4266 9956
HAIL...1.75IN
WIND...60MPH
$$
Gomez804
WWUS53 KLBF 240252
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
952 PM CDT Wed Jun 23 2021
NEC017-103-149-240301-
/O.EXP.KLBF.SV.W.0066.000000T0000Z-210624T0300Z/
Rock NE-Brown NE-Keya Paha NE-
952 PM CDT Wed Jun 23 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN ROCK...NORTHEASTERN
BROWN AND SOUTHEASTERN KEYA PAHA COUNTIES WILL EXPIRE AT 1000 PM
CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
north central Nebraska.
Remember, a Severe Thunderstorm Warning still remains in effect for
Brown, Keya Paha and Rock counties.
LAT...LON 4278 9924 4272 9924 4242 9939 4271 9995
4281 9985
TIME...MOT...LOC 0251Z 296DEG 26KT 4261 9943
$$
GomezThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 23, 7:25 PM CDT | Special Weather Statement | LBF | Keya Paha | 50 min |
| Jun 23, 8:04 PM CDT | Severe Thunderstorm Warning | LBF | Keya Paha | 41 min |
| Jun 23, 8:12 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Cherry, Keya Paha | 18 min |
| Jun 23, 8:39 PM CDT | Special Weather Statement | LBF | Grant | 36 min |
| Jun 23, 8:44 PM CDT | Severe Thunderstorm Warning | LBF | Keya Paha | 46 min |
| Jun 23, 9:28 PM CDT | Severe Thunderstorm Warning | LBF | Keya Paha | 32 min |
| Jun 23, 9:47 PM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt, Keya Paha, Rock | 43 min |
| Jun 23, 9:50 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Keya Paha | 40 min |
| Jun 23, 10:25 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Cherry, Keya Paha, Rock | 35 min |
| Jun 23, 10:27 PM CDT | Severe Thunderstorm Warning | LBF | Holt, Wheeler | 33 min |
| Jun 23, 10:33 PM CDT | Special Weather Statement | LBF | Brown | 27 min |
| Jun 23, 10:53 PM CDT | Severe Thunderstorm Warning | LBF | Holt, Wheeler | 52 min |
| Jun 23, 10:57 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Cherry, Keya Paha, Loup, Rock | 48 min |
| Jun 23, 11:05 PM CDT | Special Weather Statement | LBF | Blaine, Logan, Loup | 40 min |
| Jun 23, 11:20 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Custer, Loup | 25 min |
| Jun 23, 11:36 PM CDT | Areal Flood Advisory | LBF | Garfield, Holt, Loup, Rock, Wheeler | 3 hr |
| Jun 23, 11:40 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Garfield, Holt, Loup, Rock and 1 more | 50 min |
| Jun 24, 12:30 AM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Garfield, Holt, Loup, Wheeler | 30 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.