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Home Return to list Severe Thunderstorm Warning 0343 Issued by the Cheyenne Forecast Office
Action: New Issued At: 2026-09-17 20:55:57
297
WUUS55 KCYS 180155
SVRCYS
NEC123-180215-
/O.NEW.KCYS.SV.W.0343.260918T0155Z-260918T0215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cheyenne WY
755 PM MDT Thu Sep 17 2026
The National Weather Service in Cheyenne has issued a
* Severe Thunderstorm Warning for...
Southeastern Morrill County in the Panhandle of Nebraska...
* Until 815 PM MDT.
* At 755 PM MDT, a severe thunderstorm was located near Lisco, or 20
miles northwest of Oshkosh, moving east at 20 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* This severe thunderstorm will remain over mainly rural areas of
southeastern Morrill County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4148 10273 4162 10279 4168 10264 4164 10263
4149 10264
TIME...MOT...LOC 0155Z 251DEG 19KT 4155 10268
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
Vasquez
Action: Continued Issued At: 2026-09-17 21:00:57
499
WWUS55 KCYS 180200
SVSCYS
Severe Weather Statement
National Weather Service Cheyenne WY
800 PM MDT Thu Sep 17 2026
NEC123-180215-
/O.CON.KCYS.SV.W.0343.000000T0000Z-260918T0215Z/
Morrill NE-
800 PM MDT Thu Sep 17 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MDT
FOR SOUTHEASTERN MORRILL COUNTY...
At 759 PM MDT, a severe thunderstorm was located near Lisco, or 18
miles northwest of Oshkosh, moving east at 20 mph.
HAZARD...Ping pong ball size hail.
SOURCE...Trained weather spotters. At 756 PM, 1.5 inch hail was
reported three miles northwest of Lisco.
IMPACT...People and animals outdoors will be injured. Expect damage
to roofs, siding, windows, and vehicles.
This severe thunderstorm will remain over mainly rural areas of
southeastern Morrill County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4148 10273 4162 10279 4168 10264 4164 10263
4149 10264
TIME...MOT...LOC 0159Z 251DEG 19KT 4156 10265
HAIL THREAT...OBSERVED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
Vasquez
Action: Expired Issued At: 2026-09-17 21:12:57
749
WWUS55 KCYS 180212
SVSCYS
Severe Weather Statement
National Weather Service Cheyenne WY
812 PM MDT Thu Sep 17 2026
NEC123-180221-
/O.EXP.KCYS.SV.W.0343.000000T0000Z-260918T0215Z/
Morrill NE-
812 PM MDT Thu Sep 17 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MORRILL COUNTY
WILL EXPIRE AT 815 PM MDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
Remember, a Severe Thunderstorm Warning still remains in effect for
west central Garden County, NE until 845 PM MDT.
&&
LAT...LON 4148 10273 4162 10279 4168 10264 4164 10263
4149 10264
TIME...MOT...LOC 0211Z 251DEG 19KT 4158 10258
$$
Vasquez
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