Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 180, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Sep 16, 2021, 7:21 PM MDT for Cherry County, Nebraska. It was in force for 39 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
- Sep 16, 2021, 7:21 PM MDT (01:21 UTC)
- Expired
- Sep 16, 2021, 8:00 PM MDT
- In force
- 39 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Cherry County, NE
The radar
The North Platte radar (KLNX), 95 km from the middle of the area, began a volume at 01:23 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 |
|---|---|---|---|
| Sep 16, 7:16 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.4 hours before the alert went out and 157 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
- 1601 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 2561 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 153 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.7
The text
As transmitted.
943
WUUS53 KLBF 170121
SVRLBF
NEC031-170200-
/O.NEW.KLBF.SV.W.0180.210917T0121Z-210917T0200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
721 PM MDT Thu Sep 16 2021
The National Weather Service in North Platte has issued a
* Severe Thunderstorm Warning for...
Southwestern Cherry County in north central Nebraska...
* Until 800 PM MDT.
* At 720 PM MDT, a severe thunderstorm was located 23 miles north of
Whitman, or 39 miles northwest of Mullen, moving east at 20 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...
Round Lake, Intersection of Highway 61 and Survey Valley Road and
Speckel Meir Lake.
This includes Highway 61 between mile markers 174 and 191.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4220 10187 4242 10185 4254 10126 4222 10128
TIME...MOT...LOC 0120Z 264DEG 20KT 4236 10168
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Snively2 follow-up statements
012
WWUS53 KLBF 170139
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
739 PM MDT Thu Sep 16 2021
NEC031-170200-
/O.CON.KLBF.SV.W.0180.000000T0000Z-210917T0200Z/
Cherry NE-
739 PM MDT Thu Sep 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM MDT
FOR SOUTHWESTERN CHERRY COUNTY...
At 739 PM MDT, a severe thunderstorm was located 21 miles north of
Whitman, or 33 miles northwest of Mullen, moving northeast at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Round Lake, Intersection of Highway 61 and Survey Valley Road and
Speckel Meir Lake.
This includes Highway 61 between mile markers 179 and 191.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 4254 10126 4230 10128 4224 10161 4228 10179
4243 10179
TIME...MOT...LOC 0139Z 231DEG 31KT 4236 10153
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
NMJ548
WWUS53 KLBF 170158
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
758 PM MDT Thu Sep 16 2021
NEC031-170206-
/O.EXP.KLBF.SV.W.0180.000000T0000Z-210917T0200Z/
Cherry NE-
758 PM MDT Thu Sep 16 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN CHERRY COUNTY
WILL EXPIRE AT 800 PM MDT...
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, gusty winds and heavy rain are still possible with this
thunderstorm.
A Severe Thunderstorm Watch remains in effect until 200 AM MDT for
north central Nebraska.
LAT...LON 4254 10126 4230 10128 4224 10161 4228 10179
4243 10179
TIME...MOT...LOC 0156Z 264DEG 20KT 4237 10140
$$
NMJThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 16, 6:20 PM MDT | Severe Thunderstorm Warning | LBF | Keith, Perkins | 40 min |
| Sep 16, 6:38 PM MDT | Special Weather Statement | LBF | Keith | 52 min |
| Sep 16, 6:51 PM MDT | Special Weather Statement | LBF | Sheridan | 39 min |
| Sep 16, 6:58 PM MDT | Severe Thunderstorm Warning | LBF | Arthur, Keith, Lincoln, McPherson, Perkins | 47 min |
| Sep 16, 7:27 PM MDT | Special Weather Statement | LBF | Perkins | 33 min |
| Sep 16, 7:33 PM MDT | Special Weather Statement | LBF | Cherry | 42 min |
| Sep 16, 7:35 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Hooker, Lincoln, Logan, McPherson and 1 more | 55 min |
| Sep 16, 7:55 PM MDT | Special Weather Statement | LBF | Cherry | 50 min |
| Sep 16, 8:00 PM MDT | Special Weather Statement | LBF | Lincoln | 45 min |
| Sep 16, 8:09 PM MDT | Special Weather Statement | LBF | Cherry | 36 min |
| Sep 16, 8:27 PM MDT | Special Weather Statement | LBF | Custer, Logan | 63 min |
| Sep 16, 8:31 PM MDT | Special Weather Statement | LBF | Lincoln | 59 min |
| Sep 16, 8:36 PM MDT | Special Weather Statement | LBF | Cherry | 39 min |
| Sep 16, 8:37 PM MDT | Special Weather Statement | LBF | Chase | 68 min |
| Sep 16, 8:47 PM MDT | Special Weather Statement | LBF | Arthur, Hooker, McPherson, Thomas | 43 min |
| Sep 16, 8:56 PM MDT | Special Weather Statement | LBF | Garfield, Holt, Loup, Rock | 49 min |
| Sep 16, 9:15 PM MDT | Special Weather Statement | LBF | Lincoln | 45 min |
| Sep 16, 9:28 PM MDT | Special Weather Statement | LBF | Custer | 62 min |
| Sep 16, 9:30 PM MDT | Special Weather Statement | LBF | McPherson | 45 min |
| Sep 16, 9:50 PM MDT | Special Weather Statement | LBF | Lincoln | 25 min |
| Sep 16, 9:54 PM MDT | Special Weather Statement | LBF | Boyd | 51 min |
| Sep 16, 9:56 PM MDT | Special Weather Statement | LBF | Chase | 34 min |
| Sep 16, 10:14 PM MDT | Special Weather Statement | LBF | Logan, Thomas | 46 min |
| Sep 16, 10:21 PM MDT | Special Weather Statement | LBF | Chase, Perkins | 39 min |
| Sep 16, 10:57 PM MDT | Special Weather Statement | LBF | Hayes, Keith, Perkins | 48 min |
| Sep 16, 10:58 PM MDT | Special Weather Statement | LBF | Blaine | 47 min |
| Sep 16, 11:42 PM MDT | Special Weather Statement | LBF | Lincoln | 48 min |
| Sep 17, 12:30 AM MDT | Special Weather Statement | LBF | Frontier | 45 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.