565 
WWUS55 KGGW 240401
SVSGGW

Severe Weather Statement
National Weather Service Glasgow MT
1001 PM MDT Sun Aug 23 2026

MTC085-091-240411-
/O.EXP.KGGW.SV.W.0133.000000T0000Z-260824T0400Z/
Roosevelt MT-Sheridan MT-
1001 PM MDT Sun Aug 23 2026

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ROOSEVELT AND
SHERIDAN COUNTIES HAS EXPIRED...

The storms which prompted the warning have weakened. Therefore, the 
warning has been allowed to expire.

&&

LAT...LON 4833 10405 4853 10494 4900 10505 4900 10405
TIME...MOT...LOC 0401Z 297DEG 42KT 4888 10421 4850 10426 

$$

TFJ


861 
WWUS55 KTWC 240411
SVSTWC

Severe Weather Statement
National Weather Service Tucson AZ
911 PM MST Sun Aug 23 2026

AZC021-240421-
/O.EXP.KTWC.SV.W.0220.000000T0000Z-260824T0415Z/
Pinal AZ-
911 PM MST Sun Aug 23 2026

...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 915 PM MST FOR
SOUTHWESTERN PINAL COUNTY...

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.

&&

LAT...LON 3251 11182 3251 11220 3268 11220 3268 11215
      3272 11215 3272 11205 3276 11205 3277 11202
      3277 11188 3279 11188 3279 11187
TIME...MOT...LOC 0327Z 162DEG 9KT 3253 11195

$$

CWR


378 
WWUS53 KFSD 240444
SVSFSD

Severe Weather Statement
National Weather Service Sioux Falls SD
1144 PM CDT Sun Aug 23 2026

SDC023-053-240515-
/O.CON.KFSD.SV.W.0245.000000T0000Z-260824T0515Z/
Charles Mix SD-Gregory SD-
1144 PM CDT Sun Aug 23 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR CENTRAL CHARLES MIX AND SOUTHEASTERN GREGORY COUNTIES...

At 1144 PM CDT, severe thunderstorms were located along a line
extending from 7 miles west of Geddes to 6 miles northeast of
Bonesteel, moving southeast at 20 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

These severe storms will be near...
  Geddes around 1150 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4325 9858 4300 9865 4300 9867 4311 9891
      4337 9893
TIME...MOT...LOC 0444Z 300DEG 19KT 4325 9885 4314 9885 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

JH


205 
WWUS53 KFSD 240458
SVSFSD

Severe Weather Statement
National Weather Service Sioux Falls SD
1158 PM CDT Sun Aug 23 2026

SDC023-053-240515-
/O.CON.KFSD.SV.W.0245.000000T0000Z-260824T0515Z/
Charles Mix SD-Gregory SD-
1158 PM CDT Sun Aug 23 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR CENTRAL CHARLES MIX AND SOUTHEASTERN GREGORY COUNTIES...

At 1157 PM CDT, a severe thunderstorm was located 9 miles east of
Bonesteel, or 12 miles west of Pickstown, moving southeast 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
central Charles Mix and southeastern Gregory Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4322 9859 4300 9865 4300 9867 4307 9882
      4329 9885
TIME...MOT...LOC 0457Z 301DEG 18KT 4310 9876 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

JH