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Home Return to list Severe Thunderstorm Warning 0024 Issued by the Riverton Forecast Office
Action: New Issued At: 2026-06-22 14:38:38
339
WUUS55 KRIW 221938
SVRRIW
WYC019-222015-
/O.NEW.KRIW.SV.W.0024.260622T1938Z-260622T2015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Riverton WY
138 PM MDT Mon Jun 22 2026
The National Weather Service in Riverton has issued a
* Severe Thunderstorm Warning for...
East central Johnson County in north central Wyoming...
* Until 215 PM MDT.
* At 137 PM MDT, a severe thunderstorm was located 7 miles southwest
of Powder River Rest Area, which is 24 miles southeast of Buffalo,
moving southeast at 25 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* This severe thunderstorm will remain over mainly rural areas of
east central Johnson County.
This includes Interstate 90 between mile markers 77 and 79, and
between mile markers 81 and 84.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4392 10623 4419 10647 4423 10637 4415 10601
4410 10601
TIME...MOT...LOC 1937Z 303DEG 21KT 4415 10629
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
Rowe
Action: Continued Issued At: 2026-06-22 14:53:53
750
WWUS55 KRIW 221953
SVSRIW
Severe Weather Statement
National Weather Service Riverton WY
153 PM MDT Mon Jun 22 2026
WYC019-222015-
/O.CON.KRIW.SV.W.0024.000000T0000Z-260622T2015Z/
Johnson-
153 PM MDT Mon Jun 22 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM MDT
FOR EAST CENTRAL JOHNSON COUNTY...
At 152 PM MDT, a severe thunderstorm was located near Powder River
Rest Area, which is 31 miles southeast of Buffalo, moving southeast
at 25 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
This severe thunderstorm will remain over mainly rural areas of east
central Johnson County.
This includes Interstate 90 between mile markers 82 and 84.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4397 10617 4416 10634 4421 10629 4415 10601
4410 10601
TIME...MOT...LOC 1952Z 294DEG 21KT 4412 10617
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
Rowe
Action: Expired Issued At: 2026-06-22 15:09:09
219
WWUS55 KRIW 222008
SVSRIW
Severe Weather Statement
National Weather Service Riverton WY
208 PM MDT Mon Jun 22 2026
WYC019-222018-
/O.EXP.KRIW.SV.W.0024.000000T0000Z-260622T2015Z/
Johnson-
208 PM MDT Mon Jun 22 2026
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL JOHNSON COUNTY
WILL EXPIRE AT 215 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 is still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 800 PM MDT for
north central Wyoming.
&&
LAT...LON 4397 10617 4416 10634 4421 10629 4415 10601
4410 10601
TIME...MOT...LOC 2008Z 303DEG 21KT 4407 10607
$$
Rowe
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