Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 18, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at May 22, 2021, 3:09 PM MDT for Deuel County, Garden County, Keith County, Nebraska. It was in force for 51 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
- May 22, 2021, 3:09 PM MDT (21:09 UTC)
- Expired
- May 22, 2021, 4:00 PM MDT
- In force
- 51 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Deuel County, NE, Garden County, NE, Keith County, NE
The radar
The North Platte radar (KLNX), 159 km from the middle of the area, began a volume at 21:11 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 |
|---|---|---|---|
| May 22, 2:55 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.2 hours before the alert went out and 129 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
- 308 J/kg
- Mixed-layer CIN
- -258 J/kg
- Mixed-layer LCL
- 550 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 246 m²/s²
- 0-3 km storm-relative helicity
- 264 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
193
WUUS53 KLBF 222109
SVRLBF
NEC049-069-101-222200-
/O.NEW.KLBF.SV.W.0018.210522T2109Z-210522T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
309 PM MDT Sat May 22 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Southwestern Keith County in southwestern Nebraska...
South central Garden County in the Panhandle of Nebraska...
Deuel County in the Panhandle of Nebraska...
* Until 400 PM MDT.
* At 307 PM MDT, a severe thunderstorm was located near Julesburg,
moving north 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...
Chappell, Big Springs, Barton, Goldeneye State Wildlife Management
Area and Megeath.
This includes Interstate 80 in Nebraska between mile markers 86 and
113.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
If on or near Lake McConaughy, get away from the water and move
indoors or inside a vehicle. Remember, lightning can strike out to
15 miles from the parent thunderstorm. If you can hear thunder, you
are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.
&&
LAT...LON 4124 10188 4100 10200 4100 10246 4124 10248
TIME...MOT...LOC 2107Z 178DEG 25KT 4090 10225
TORNADO...POSSIBLE
HAIL...1.75IN
WIND...60MPH
$$
Jacobs1 follow-up statement
469
WWUS53 KLBF 222132
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
332 PM MDT Sat May 22 2021
NEC049-069-101-222200-
/O.CON.KLBF.SV.W.0018.000000T0000Z-210522T2200Z/
Keith NE-Garden NE-Deuel NE-
332 PM MDT Sat May 22 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM MDT
FOR SOUTHWESTERN KEITH...SOUTH CENTRAL GARDEN AND DEUEL COUNTIES...
At 331 PM MDT, a severe thunderstorm was located near Barton, or near
Julesburg, moving north at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Chappell, Big Springs, Barton and Goldeneye State Wildlife Management
Area.
This includes Interstate 80 in Nebraska between mile markers 86 and
110.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 4124 10189 4100 10205 4100 10246 4124 10248
TIME...MOT...LOC 2131Z 178DEG 25KT 4107 10226
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
$$
JacobsThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 6:28 PM MDT | Special Weather Statement | LBF | Sheridan | 47 min |
| May 21, 8:04 PM MDT | Special Weather Statement | LBF | Sheridan | 26 min |
| May 21, 8:27 PM MDT | Special Weather Statement | LBF | Sheridan | 18 min |
| May 21, 9:25 PM MDT | Special Weather Statement | LBF | Garden | 35 min |
| May 21, 11:37 PM MDT | Special Weather Statement | LBF | Deuel | 38 min |
| May 22, 3:58 PM MDT | Special Weather Statement | LBF | Arthur, Garden | 47 min |
| May 22, 4:16 PM MDT | Special Weather Statement | LBF | Thomas | 44 min |
| May 22, 4:31 PM MDT | Flash Flood Warning | LBF | Frontier | 3 hr |
| May 22, 4:38 PM MDT | Special Weather Statement | LBF | Frontier | 52 min |
| May 22, 5:06 PM MDT | Special Weather Statement | LBF | Arthur, Grant | 39 min |
| May 22, 5:46 PM MDT | Special Weather Statement | LBF | Hooker | 44 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.