Alert archive / Wyoming / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 104, NWS Cheyenne, WY

June 19, 2019Niobrara County, Wyoming

NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 19, 2019, 11:08 PM MDT for Niobrara County, Wyoming. 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 counties it named.

The facts

Issued: Jun 19, 2019, 11:08 PM MDT (05:08 UTC)
Expired: Jun 19, 2019, 11:47 PM MDT
In force: 39 min
Issued by: NWS Cheyenne, WY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Niobrara County, WY

The radar

The Rapid City radar (KUDX), 178 km from the middle of the area, began a volume at 05:12 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 forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Cheyenne, WY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 19, 2:59 PM MDT, 8 hours 9 minutes earlier.

Area forecast discussion, Jun 19, 2:59 PM MDT, 8 hours 9 minutes before

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Hazardous weather outlook, Jun 19, 6:32 AM MDT, 16 hours 36 minutes before

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In the hours before

Local storm report, Jun 19, 8:09 PM MDT, 2 hours 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
809 PM MDT WED JUN 19 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0759 PM     TORNADO          3 ENE BILL              43.23N 105.20W
06/19/2019                   CONVERSE           WY   DEPT OF HIGHWAYS

            HIGHWAY PATROL REPORTED A TORNADO ON THE GROUND ON
            HIGHWAY 59, MILE MARKER 33 AT 759 PM.

&&

ABRAUN

Local storm report, Jun 19, 8:14 PM MDT, 2 hours 54 minutes before

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Local storm report, Jun 19, 8:33 PM MDT, 2 hours 35 minutes before

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Local storm report, Jun 19, 9:01 PM MDT, 2 hours 7 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
901 PM MDT WED JUN 19 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0855 PM     FUNNEL CLOUD     7 NNE LUSK              42.85N 104.40W
06/19/2019                   NIOBRARA           WY   911 CALL CENTER

            DISPATCH REPORTED A FUNNEL CLOUD 7 MILES NORTH OF LUSK
            AND 1 MILE WEST OF HIGHWAY 85.

&&

ABRAUN

Local storm report, Jun 19, 10:07 PM MDT, 1 hour 1 minute before

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Local storm report, Jun 19, 10:37 PM MDT, 31 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1037 PM MDT WED JUN 19 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1031 PM     FUNNEL CLOUD     8 NNW MARSLAND          42.55N 103.36W
06/19/2019                   DAWES              NE   STORM CHASER

            A STORM CHASER REPORTED A BRIEF FUNNEL CLOUD COMING OUT
            OF THE WALL CLOUD AT 1031 PM.

&&

ABRAUN

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 19, 6:48 PM MDT	Severe Thunderstorm Warning	CYS	Converse	42 min
Jun 19, 7:22 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Niobrara	38 min
Jun 19, 7:44 PM MDT	Tornado Warning	CYS	Converse, Niobrara	31 min
Jun 19, 8:08 PM MDT	Tornado Warning Tornado observed	CYS	Converse, Niobrara	37 min
Jun 19, 8:28 PM MDT	Tornado Warning Tornado observed	CYS	Converse, Niobrara	32 min
Jun 19, 8:51 PM MDT	Tornado Warning	CYS	Niobrara	39 min
Jun 19, 9:23 PM MDT	Tornado Warning	CYS	Niobrara	52 min
Jun 19, 9:33 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	42 min
Jun 19, 11:34 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	16 min
Jun 20, 2:59 PM MDT	Special Weather Statement	CYS	Laramie	31 min
Jun 20, 3:26 PM MDT	Special Weather Statement	CYS	Laramie	34 min
Jun 20, 5:13 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Goshen, Niobrara, Platte	47 min
Jun 19, 9:37 PM MDT	Severe Thunderstorm Warning	CYS	Dawes	38 min
Jun 19, 9:57 PM MDT	Tornado Warning	CYS	Dawes, Sioux	48 min
Jun 19, 10:37 PM MDT	Tornado Warning	CYS	Box Butte, Dawes	38 min
Jun 19, 11:12 PM MDT	Severe Thunderstorm Warning	CYS	Dawes	33 min
Jun 19, 11:44 PM MDT	Severe Thunderstorm Warning	CYS	Dawes	17 min
Jun 20, 3:46 PM MDT	Special Weather Statement	CYS	Scotts Bluff	29 min
Jun 20, 3:51 PM MDT	Special Weather Statement	CYS	Sioux	39 min
Jun 20, 4:14 PM MDT	Special Weather Statement	CYS	Scotts Bluff	31 min
Jun 20, 4:28 PM MDT	Special Weather Statement	CYS	Dawes, Sioux	47 min
Jun 20, 4:32 PM MDT	Special Weather Statement	CYS	Sioux	43 min
Jun 20, 4:43 PM MDT	Special Weather Statement	CYS	Scotts Bluff	47 min
Jun 20, 4:52 PM MDT	Tornado Warning	CYS	Box Butte, Dawes, Sioux	23 min
Jun 20, 4:54 PM MDT	Severe Thunderstorm Warning	CYS	Box Butte, Morrill, Scotts Bluff, Sioux	51 min
Jun 20, 5:13 PM MDT	Severe Thunderstorm Warning	CYS	Box Butte, Dawes, Sioux	36 min
Jun 20, 5:35 PM MDT	Severe Thunderstorm Warning	CYS	Box Butte	40 min
Jun 20, 5:54 PM MDT	Special Weather Statement	CYS	Kimball	51 min

Nearby

Severe Thunderstorm Warnings in Wyoming, 2019 Every severe thunderstorm warning in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.