Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 158, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Aug 28, 2021, 6:35 PM CDT for 6 counties in Nebraska. It was in force for 40 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 28, 2021, 6:35 PM CDT (23:35 UTC)
- Expired
- Aug 28, 2021, 7:15 PM CDT
- In force
- 40 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Tornado
- Possible
- Damage threat
- Considerable
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Blaine County, NE, Custer County, NE, Garfield County, NE, Holt County, NE, Loup County, NE, Rock County, NE
The radar
The North Platte radar (KLNX), 75 km from the middle of the area, began a volume at 23:38 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 |
|---|---|---|---|
| Aug 28, 3:57 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.6 hours before the alert went out and 114 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
- 269 J/kg
- Mixed-layer CIN
- -487 J/kg
- Mixed-layer LCL
- 2050 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
472
WUUS53 KLBF 282335
SVRLBF
NEC009-041-071-089-115-149-290015-
/O.NEW.KLBF.SV.W.0158.210828T2335Z-210829T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
635 PM CDT Sat Aug 28 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Southeastern Rock County in north central Nebraska...
Loup County in north central Nebraska...
Northwestern Garfield County in north central Nebraska...
Southwestern Holt County in north central Nebraska...
Northwestern Custer County in central Nebraska...
Southern Blaine County in north central Nebraska...
* Until 715 PM CDT.
* At 634 PM CDT, a severe thunderstorm was located 9 miles southeast
of Brewster, moving east at 20 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...
Taylor, Dunning, Amelia, Calamus Reservoir State Recreation Area,
Milburn, Milburn Diversion Dam State Wildlife Management Area,
Almeria Meadow State Wildlife Management Area, Hannamon Bayou
Campground, Carson Lake, Linscott, Sunfish Lake, Horseshoe Bend
Lake, Almeria, Nunda Shoal Campground, Valley View Flat Campground
and Gates.
This includes the following highways...
Highway 183 between mile markers 124 and 147.
Highway 2 between mile markers 238 and 253.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4173 10025 4178 10021 4229 9903 4217 9871
4162 9963
TIME...MOT...LOC 2334Z 277DEG 16KT 4182 9977
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Roberg1 follow-up statement
026
WWUS53 KLBF 282354
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
654 PM CDT Sat Aug 28 2021
NEC009-041-071-089-115-149-290015-
/O.CON.KLBF.SV.W.0158.000000T0000Z-210829T0015Z/
Rock NE-Loup NE-Garfield NE-Holt NE-Custer NE-Blaine NE-
654 PM CDT Sat Aug 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR SOUTHEASTERN ROCK...LOUP...NORTHWESTERN GARFIELD...SOUTHWESTERN
HOLT...NORTHWESTERN CUSTER AND SOUTHERN BLAINE COUNTIES...
At 653 PM CDT, severe thunderstorms were located along a line
extending from near Chambers to 7 miles west of Taylor to 8 miles
south of Dunning, moving southeast at 15 mph.
HAZARD...Two inch hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Taylor, Dunning, Amelia, Calamus Reservoir State Recreation Area,
Milburn, Milburn Diversion Dam State Wildlife Management Area,
Almeria Meadow State Wildlife Management Area, Hannamon Bayou
Campground, Carson Lake, Linscott, Sunfish Lake, Horseshoe Bend Lake,
Almeria, Nunda Shoal Campground, Valley View Flat Campground and
Gates.
This includes the following highways...
Highway 183 between mile markers 124 and 147.
Highway 2 between mile markers 238 and 253.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4173 10025 4178 10021 4229 9903 4217 9871
4162 9963
TIME...MOT...LOC 2353Z 304DEG 14KT 4219 9883 4180 9952 4171 10005
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
RobergThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 12:56 AM CDT | Special Weather Statement | LBF | Garden | 49 min |
| Aug 28, 1:36 AM CDT | Special Weather Statement | LBF | Garden, Grant | 39 min |
| Aug 28, 2:14 AM CDT | Special Weather Statement | LBF | Garden, Grant | 46 min |
| Aug 28, 2:35 AM CDT | Special Weather Statement | LBF | Cherry | 25 min |
| Aug 28, 2:45 AM CDT | Severe Thunderstorm Warning | LBF | Cherry | 45 min |
| Aug 28, 2:59 AM CDT | Special Weather Statement | LBF | Garden, Grant | 31 min |
| Aug 28, 3:27 AM CDT | Severe Thunderstorm Warning | LBF | Cherry, Keya Paha | 33 min |
| Aug 28, 3:30 AM CDT | Special Weather Statement | LBF | Grant | 60 min |
| Aug 28, 3:32 AM CDT | Special Weather Statement | LBF | Cherry | 58 min |
| Aug 28, 3:58 AM CDT | Special Weather Statement | LBF | Keya Paha | 62 min |
| Aug 28, 4:29 AM CDT | Special Weather Statement | LBF | Hooker | 61 min |
| Aug 28, 4:59 AM CDT | Special Weather Statement | LBF | Cherry | 46 min |
| Aug 28, 7:04 AM CDT | Special Weather Statement | LBF | Cherry | 56 min |
| Aug 28, 8:49 AM CDT | Special Weather Statement | LBF | Grant | 41 min |
| Aug 28, 12:39 PM CDT | Special Weather Statement | LBF | Keya Paha | 36 min |
| Aug 28, 1:24 PM CDT | Special Weather Statement | LBF | Boyd | 51 min |
| Aug 28, 1:53 PM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 37 min |
| Aug 28, 4:17 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 43 min |
| Aug 28, 4:46 PM CDT | Special Weather Statement | LBF | Frontier | 44 min |
| Aug 28, 5:02 PM CDT | Special Weather Statement | LBF | Custer | 43 min |
| Aug 28, 5:12 PM CDT | Special Weather Statement | LBF | Lincoln | 33 min |
| Aug 28, 5:25 PM CDT | Special Weather Statement | LBF | Loup | 50 min |
| Aug 28, 5:29 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 46 min |
| Aug 28, 5:30 PM CDT | Special Weather Statement | LBF | Frontier | 30 min |
| Aug 28, 5:37 PM CDT | Special Weather Statement | LBF | Blaine | 38 min |
| Aug 28, 5:46 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Garfield, Holt, Loup, Rock | 59 min |
| Aug 28, 6:15 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 45 min |
| Aug 28, 6:16 PM CDT | Special Weather Statement | LBF | Logan | 29 min |
| Aug 28, 6:18 PM CDT | Special Weather Statement | LBF | Custer | 42 min |
| Aug 28, 6:21 PM CDT | Severe Thunderstorm Warning | LBF | Custer, Logan | 39 min |
| Aug 28, 6:42 PM CDT | Special Weather Statement | LBF | Frontier | 33 min |
| Aug 28, 6:57 PM CDT | Severe Thunderstorm Warning | LBF | Garfield, Loup | 48 min |
| Aug 28, 6:57 PM CDT | Severe Thunderstorm Warning | LBF | Custer, Logan | 48 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.