Special Weather Statement
Issued by NWS Bismarck, ND

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WWUS83 KBIS 201256
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Special Weather Statement
National Weather Service Bismarck ND
656 AM MDT Sun Jul 20 2025

NDZ042-044-045-201330-
Grant ND-Sioux ND-Adams ND-
656 AM MDT Sun Jul 20 2025

...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN SIOUX...
SOUTHWESTERN GRANT AND SOUTHEASTERN ADAMS COUNTIES THROUGH 730 AM
MDT...

At 655 AM MDT, Doppler radar was tracking a strong thunderstorm over
Thunder Hawk, or 7 miles east of Lemmon, moving east at 30 mph.

HAZARD...Wind gusts up to 50 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

This storm will remain over mainly rural areas of southwestern Sioux,
southwestern Grant and southeastern Adams Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 4595 10214 4604 10217 4617 10172 4594 10174
TIME...MOT...LOC 1255Z 265DEG 25KT 4596 10201

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH

$$

SMITH