Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 86, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 9, 2021, 8:58 PM CDT for Custer County, Nebraska. It was in force for 47 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
- Jul 9, 2021, 8:58 PM CDT (01:58 UTC)
- Expired
- Jul 9, 2021, 9:45 PM CDT
- In force
- 47 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.75 in
- Wind
- 60.0 mph
County Custer County, NE
The radar
The North Platte radar (KLNX), 101 km from the middle of the area, began a volume at 02:03 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 |
|---|---|---|---|
| Jul 9, 9:30 PM CDT | HAIL 0.88 | 4 E Ansley, 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 |
|---|---|---|---|
| Jul 9, 3:16 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.0 hours before the alert went out and 87 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.
037
WUUS53 KLBF 100158
SVRLBF
NEC041-100245-
/O.NEW.KLBF.SV.W.0086.210710T0158Z-210710T0245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
858 PM CDT Fri Jul 9 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Eastern Custer County in central Nebraska...
* Until 945 PM CDT.
* At 857 PM CDT, a severe thunderstorm was located near Merna, or
near Broken Bow, moving southeast at 25 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...
Broken Bow, Ansley, Merna, Berwyn, Lillian and Buckeye.
This includes the following highways...
Highway 183 between mile markers 83 and 97.
Highway 2 between mile markers 267 and 300.
Highway 92 between mile markers 270 and 306.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4149 9984 4160 9965 4128 9924 4111 9952
TIME...MOT...LOC 0157Z 321DEG 22KT 4149 9969
HAIL...1.75IN
WIND...60MPH
$$
CDC1 follow-up statement
003
WWUS53 KLBF 100224
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
924 PM CDT Fri Jul 9 2021
NEC041-100245-
/O.CON.KLBF.SV.W.0086.000000T0000Z-210710T0245Z/
Custer NE-
924 PM CDT Fri Jul 9 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR SOUTHEASTERN CUSTER COUNTY...
At 924 PM CDT, a severe thunderstorm was located over Berwyn, or near
Broken Bow, moving southeast at 25 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Broken Bow, Ansley, Berwyn, Westerville and Buckeye.
This includes the following highways...
Highway 183 between mile markers 83 and 97.
Highway 2 between mile markers 279 and 300.
Highway 92 between mile markers 300 and 306.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4136 9973 4147 9948 4128 9924 4111 9952
TIME...MOT...LOC 0224Z 321DEG 22KT 4136 9955
HAIL...1.50IN
WIND...60MPH
$$
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, 8:59 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, 9:27 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 33 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.