Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 90, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 9, 2021, 9:27 PM CDT for Custer County, Nebraska. It was in force for 33 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, 9:27 PM CDT (02:27 UTC)
- Expired
- Jul 9, 2021, 10:00 PM CDT
- In force
- 33 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 70.0 mph
County Custer County, NE
The radar
The North Platte radar (KLNX), 106 km from the middle of the area, began a volume at 02:27 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, 3:16 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 9, 9:06 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.5 hours before the alert went out and 64 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.
669
WUUS53 KLBF 100227
SVRLBF
NEC041-100300-
/O.NEW.KLBF.SV.W.0090.210710T0227Z-210710T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
927 PM CDT Fri Jul 9 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Southwestern Custer County in central Nebraska...
* Until 1000 PM CDT.
* At 927 PM CDT, a severe thunderstorm was located near Callaway, or
18 miles southwest of Broken Bow, moving southeast at 50 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.
* Locations impacted include...
Oconto, Burr Oak, Lodi and Pressey State Wildlife Management Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4126 10007 4130 9968 4105 9947 4105 9991
TIME...MOT...LOC 0227Z 319DEG 42KT 4122 9990
HAIL...<.75IN
WIND...70MPH
$$
CDCThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 7:01 PM CDT | Severe Thunderstorm Warning | LBF | Garden, Sheridan | 44 min |
| Jul 9, 7:45 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant | 45 min |
| Jul 9, 7:49 PM CDT | Special Weather Statement | LBF | Blaine | 26 min |
| Jul 9, 8:06 PM CDT | Special Weather Statement | LBF | McPherson | 24 min |
| Jul 9, 8:11 PM CDT | Special Weather Statement | LBF | Loup | 34 min |
| Jul 9, 8:30 PM CDT | Special Weather Statement | LBF | Loup | 45 min |
| Jul 9, 8:31 PM CDT | Special Weather Statement | LBF | McPherson | 29 min |
| Jul 9, 8:45 PM CDT | Special Weather Statement | LBF | Custer | 30 min |
| Jul 9, 8:58 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 47 min |
| Jul 9, 8:59 PM CDT | Severe Thunderstorm Warning | LBF | Custer, Lincoln, Logan | 46 min |
| Jul 9, 9:02 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 43 min |
| Jul 9, 9:04 PM CDT | Special Weather Statement | LBF | Holt | 41 min |
| Jul 9, 9:08 PM CDT | Special Weather Statement | LBF | Wheeler | 52 min |
| Jul 9, 9:23 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 52 min |
| Jul 9, 9:39 PM CDT | Special Weather Statement | LBF | Holt | 36 min |
| Jul 9, 9:42 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 48 min |
| Jul 9, 9:50 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 40 min |
| Jul 9, 10:31 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 59 min |
| Jul 9, 11:05 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Cherry, Garden, Grant, Sheridan | 55 min |
| Jul 9, 11:21 PM CDT | Special Weather Statement | LBF | Sheridan | 39 min |
| Jul 9, 11:53 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Cherry, Garden, Grant, Hooker, Keith and 3 more | 67 min |
| Jul 9, 11:57 PM CDT | Tornado Warning | LBF | Arthur, Grant, Hooker, McPherson | 33 min |
| Jul 10, 12:45 AM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Hooker, Lincoln, Logan, McPherson and 1 more | 60 min |
| Jul 10, 1:20 AM CDT | Special Weather Statement | LBF | Lincoln | 40 min |
| Jul 10, 1:42 AM CDT | Special Weather Statement | LBF | Custer | 48 min |
| Jul 10, 2:18 AM CDT | Special Weather Statement | LBF | Lincoln | 42 min |
| Jul 10, 2:22 AM CDT | 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.