Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 84, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 9, 2021, 6:01 PM MDT for Garden County, Sheridan County, Nebraska. It was in force for 44 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
- Jul 9, 2021, 6:01 PM MDT (00:01 UTC)
- Expired
- Jul 9, 2021, 6:45 PM MDT
- In force
- 44 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Garden County, NE, Sheridan County, NE
The radar
The North Platte radar (KLNX), 165 km from the middle of the area, began a volume at 00:05 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 9, 2:16 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.0 hours before the alert went out and 191 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
- 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
The text
As transmitted.
433
WUUS53 KLBF 100001
SVRLBF
NEC069-161-100045-
/O.NEW.KLBF.SV.W.0084.210710T0001Z-210710T0045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
601 PM MDT Fri Jul 9 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Northern Garden County in the Panhandle of Nebraska...
Southern Sheridan County in the Panhandle of Nebraska...
* Until 645 PM MDT.
* At 601 PM MDT, a severe thunderstorm was located near Antioch, or
13 miles southeast of Alliance, moving soueast at 40 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...
Ellsworth, Antioch, Watson Lake, Patterson Lake, Deer Lake, Britton
Lake, Kincaid Lake, Kennedy Lake, Wild Horse Flats, Snow Lake,
Miles Lake, Mumper, Lakeside, Herman Lake, Jerry Lake, Adams Flats,
Tralnor Lake and Wickson Lake.
This includes the following highways...
Highway 250 between mile markers 1 and 10.
Highway 2 between mile markers 96 and 129.
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.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4214 10274 4223 10205 4164 10209 4182 10268
4200 10268 4201 10270 4209 10270 4210 10273
TIME...MOT...LOC 0001Z 287DEG 68KT 4199 10265
TORNADO...POSSIBLE
HAIL...1.75IN
WIND...60MPH
$$
Roberg1 follow-up statement
964
WWUS53 KLBF 100018
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
618 PM MDT Fri Jul 9 2021
NEC069-161-100045-
/O.CON.KLBF.SV.W.0084.000000T0000Z-210710T0045Z/
Garden NE-Sheridan NE-
618 PM MDT Fri Jul 9 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM MDT
FOR NORTHERN GARDEN AND SOUTHERN SHERIDAN COUNTIES...
At 618 PM MDT, a severe thunderstorm was located near Antioch, or 17
miles southeast of Alliance, moving southeast at 25 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Ellsworth, Antioch, Watson Lake, Patterson Lake, Deer Lake, Britton
Lake, Kincaid Lake, Kennedy Lake, Wild Horse Flats, Snow Lake, Miles
Lake, Mumper, Lakeside, Herman Lake, Jerry Lake, Adams Flats, Tralnor
Lake and Wickson Lake.
This includes the following highways...
Highway 250 between mile markers 1 and 10.
Highway 2 between mile markers 96 and 129.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4214 10274 4223 10205 4164 10209 4182 10268
4200 10268 4201 10270 4209 10270 4210 10273
TIME...MOT...LOC 0018Z 279DEG 20KT 4199 10257
TORNADO...POSSIBLE
HAIL...1.50IN
WIND...60MPH
$$
RobergThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 6:45 PM MDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant | 45 min |
| Jul 9, 6:49 PM MDT | Special Weather Statement | LBF | Blaine | 26 min |
| Jul 9, 7:06 PM MDT | Special Weather Statement | LBF | McPherson | 24 min |
| Jul 9, 7:11 PM MDT | Special Weather Statement | LBF | Loup | 34 min |
| Jul 9, 7:30 PM MDT | Special Weather Statement | LBF | Loup | 45 min |
| Jul 9, 7:31 PM MDT | Special Weather Statement | LBF | McPherson | 29 min |
| Jul 9, 7:45 PM MDT | Special Weather Statement | LBF | Custer | 30 min |
| Jul 9, 7:58 PM MDT | Severe Thunderstorm Warning | LBF | Custer | 47 min |
| Jul 9, 7:59 PM MDT | Severe Thunderstorm Warning | LBF | Custer, Lincoln, Logan | 46 min |
| Jul 9, 8:02 PM MDT | Severe Thunderstorm Warning | LBF | Custer | 43 min |
| Jul 9, 8:04 PM MDT | Special Weather Statement | LBF | Holt | 41 min |
| Jul 9, 8:08 PM MDT | Special Weather Statement | LBF | Wheeler | 52 min |
| Jul 9, 8:23 PM MDT | Severe Thunderstorm Warning | LBF | Holt | 52 min |
| Jul 9, 8:27 PM MDT | Severe Thunderstorm Warning | LBF | Custer | 33 min |
| Jul 9, 8:39 PM MDT | Special Weather Statement | LBF | Holt | 36 min |
| Jul 9, 8:42 PM MDT | Severe Thunderstorm Warning | LBF | Custer | 48 min |
| Jul 9, 8:50 PM MDT | Severe Thunderstorm Warning | LBF | Holt | 40 min |
| Jul 9, 9:31 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 59 min |
| Jul 9, 10:05 PM MDT | Severe Thunderstorm Warning | LBF | Arthur, Cherry, Garden, Grant, Sheridan | 55 min |
| Jul 9, 10:21 PM MDT | Special Weather Statement | LBF | Sheridan | 39 min |
| Jul 9, 10:53 PM MDT | Severe Thunderstorm Warning | LBF | Arthur, Cherry, Garden, Grant, Hooker, Keith and 3 more | 67 min |
| Jul 9, 10:57 PM MDT | Tornado Warning | LBF | Arthur, Grant, Hooker, McPherson | 33 min |
| Jul 9, 11:45 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Hooker, Lincoln, Logan, McPherson and 1 more | 60 min |
| Jul 10, 12:20 AM MDT | Special Weather Statement | LBF | Lincoln | 40 min |
| Jul 10, 12:42 AM MDT | Special Weather Statement | LBF | Custer | 48 min |
| Jul 10, 1:18 AM MDT | Special Weather Statement | LBF | Lincoln | 42 min |
| Jul 10, 1:22 AM MDT | Severe Thunderstorm Warning | LBF | Lincoln | 53 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.