Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 159, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Aug 28, 2021, 6:57 PM CDT for Garfield County, Loup County, Nebraska. It was in force for 48 min. 1 report 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
- Aug 28, 2021, 6:57 PM CDT (23:57 UTC)
- Expired
- Aug 28, 2021, 7:45 PM CDT
- In force
- 48 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 1.75 in
- Wind
- 70.0 mph
Counties Garfield County, NE, Loup County, NE
The radar
The North Platte radar (KLNX), 123 km from the middle of the area, began a volume at 23:58 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 |
|---|---|---|---|
| Aug 28, 7:35 PM CDT | HAIL 1.25 | 9 Ne Taylor, 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 |
|---|---|---|---|
| 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, 12.0 hours before the alert went out and 147 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.
789
WUUS53 KLBF 282357
SVRLBF
NEC071-115-290045-
/O.NEW.KLBF.SV.W.0159.210828T2357Z-210829T0045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
657 PM CDT Sat Aug 28 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Southeastern Loup County in north central Nebraska...
Southern Garfield County in north central Nebraska...
* Until 745 PM CDT.
* At 657 PM CDT, a severe thunderstorm was located over Calamus
Reservoir State Recreation Area, or 7 miles northwest of Burwell,
moving east at 30 mph.
HAZARD...Golf ball size hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
* Locations impacted include...
Burwell, Taylor, Calamus Reservoir State Recreation Area, Homestead
Knolls Campground, Virginia Smith Dam, Hannamon Bayou Campground,
Nunda Shoal Campground, Deverre, Valley View Flat Campground and
Kent Diversion Dam State Wildlife Management Area.
This includes Highway 183 between mile markers 122 and 135.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
If on or near Calamus Reservoir, 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 4174 9884 4174 9938 4186 9948 4201 9928
4190 9880
TIME...MOT...LOC 2357Z 288DEG 26KT 4186 9923
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
Roberg2 follow-up statements
588
WWUS53 KLBF 290026
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
726 PM CDT Sat Aug 28 2021
NEC071-115-290045-
/O.CON.KLBF.SV.W.0159.000000T0000Z-210829T0045Z/
Loup NE-Garfield NE-
726 PM CDT Sat Aug 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR SOUTHEASTERN LOUP AND SOUTHERN GARFIELD COUNTIES...
At 725 PM CDT, a severe thunderstorm was located over Calamus
Reservoir State Recreation Area, or 7 miles northeast of Taylor,
moving east at 45 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Burwell, Taylor, Calamus Reservoir State Recreation Area, Homestead
Knolls Campground, Virginia Smith Dam, Hannamon Bayou Campground,
Nunda Shoal Campground, Deverre, Valley View Flat Campground and Kent
Diversion Dam State Wildlife Management Area.
This includes Highway 183 between mile markers 124 and 135.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
If on or near Calamus Reservoir, get away from the water and move
indoors or inside a vehicle. remember, lightning can strike out to
15 miles from the parent thunderstorm. If you can hear thunder, you
are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.
&&
LAT...LON 4174 9884 4174 9936 4186 9948 4201 9928
4190 9880
TIME...MOT...LOC 0025Z 261DEG 40KT 4185 9928
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Roberg786
WWUS53 KLBF 290043
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
743 PM CDT Sat Aug 28 2021
NEC071-115-290052-
/O.EXP.KLBF.SV.W.0159.000000T0000Z-210829T0045Z/
Loup NE-Garfield NE-
743 PM CDT Sat Aug 28 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LOUP AND SOUTHERN
GARFIELD COUNTIES WILL EXPIRE AT 745 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.
A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
central and north central Nebraska.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
North Platte.
Remember, a Severe Thunderstorm Warning still remains in effect for
portions of Loup and Garfield County.
LAT...LON 4174 9884 4174 9936 4186 9948 4201 9928
4190 9880
TIME...MOT...LOC 0042Z 288DEG 26KT 4182 9915
$$
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, 6:35 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Garfield, Holt, Loup, Rock | 40 min |
| Aug 28, 6:42 PM CDT | Special Weather Statement | LBF | Frontier | 33 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.