450
WGUS83 KUNR 162321
FLSUNR
FLOOD ADVISORY
NATIONAL WEATHER SERVICE RAPID CITY SD
521 PM MDT SUN AUG 16 2026
SDC103-170215-
/O.NEW.KUNR.FA.Y.0001.260816T2321Z-260817T0215Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PENNINGTON SD-
521 PM MDT SUN AUG 16 2026
..FLOOD ADVISORY IN EFFECT UNTIL 815 PM MDT THIS EVENING
* WHAT...URBAN AREA AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE
RAINFALL IS EXPECTED.
* WHERE...WESTERN PENNINGTON COUNTY IN WEST CENTRAL SOUTH DAKOTA...
* WHEN...UNTIL 815 PM MDT.
* IMPACTS...WATER OVER ROADWAYS.
* ADDITIONAL DETAILS...
- AT 521 PM MDT, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. THIS WILL CAUSE URBAN AND SMALL STREAM FLOODING.
OVERFLOWING POOR DRAINAGE AREAS WILL CAUSE MINOR FLOODING IN THE
ADVISORY AREA. BETWEEN 1 AND 2 INCHES OF RAIN HAVE FALLEN.
- ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE EXPECTED OVER THE
AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
RAPID CITY AND RAPID VALLEY.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 4412 10331 4410 10317 4403 10303 4401 10306
4404 10321 4403 10332 4406 10333
CALDERON
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