Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 153, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Aug 28, 2021, 4:17 PM CDT for Custer County, Nebraska. It was in force for 43 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, 4:17 PM CDT (21:17 UTC)
- Expired
- Aug 28, 2021, 5:00 PM CDT
- In force
- 43 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Custer County, NE
The radar
The North Platte radar (KLNX), 96 km from the middle of the area, began a volume at 21:17 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, 9.3 hours before the alert went out and 50 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.
579
WUUS53 KLBF 282117
SVRLBF
NEC041-282200-
/O.NEW.KLBF.SV.W.0153.210828T2117Z-210828T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
417 PM CDT Sat Aug 28 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Southwestern Custer County in central Nebraska...
* Until 500 PM CDT.
* At 417 PM CDT, a severe thunderstorm was located 11 miles southwest
of Callaway, or 27 miles southwest of Broken Bow, moving northeast
at 35 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...
Callaway, Etna, Lodi and Milldale.
This includes the following highways...
Highway 2 near mile marker 277.
Highway 92 between mile markers 260 and 267.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4110 10019 4153 10001 4141 9966 4105 9999
4104 10002
TIME...MOT...LOC 2117Z 208DEG 30KT 4116 10006
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Sporer2 follow-up statements
037
WWUS53 KLBF 282147
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
447 PM CDT Sat Aug 28 2021
NEC041-282200-
/O.CON.KLBF.SV.W.0153.000000T0000Z-210828T2200Z/
Custer NE-
447 PM CDT Sat Aug 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR SOUTHWESTERN CUSTER COUNTY...
At 447 PM CDT, a severe thunderstorm was located near Callaway, or 13
miles west of Broken Bow, moving northeast at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Callaway and Lodi.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4116 10011 4141 9995 4134 9973 4105 9999
4104 10002
TIME...MOT...LOC 2147Z 208DEG 30KT 4139 9990
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Sporer212
WWUS53 KLBF 282200
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
500 PM CDT Sat Aug 28 2021
NEC041-282210-
/O.EXP.KLBF.SV.W.0153.000000T0000Z-210828T2200Z/
Custer NE-
500 PM CDT Sat Aug 28 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN CUSTER COUNTY HAS
EXPIRED...
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 has been 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 Nebraska.
LAT...LON 4116 10011 4141 9995 4134 9973 4105 9999
4104 10002
TIME...MOT...LOC 2200Z 208DEG 30KT 4146 9985
$$
SporerThe 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, 4:46 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 | 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.