weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Flood Warning


Flood Warning
National Weather Service Aberdeen SD
959 PM CDT Thu Jul 30 2026

SDC085-311500-
/O.NEW.KABR.FA.W.0019.260731T0259Z-260731T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lyman SD-
959 PM CDT Thu Jul 30 2026

...FLOOD WARNING IN EFFECT UNTIL 10 AM CDT FRIDAY...
...REPLACES FLASH FLOOD WARNING...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...East Central Lyman County in central South Dakota...

* WHEN...Until 1000 AM CDT Friday.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
  and flood-prone locations is imminent or occurring.

* ADDITIONAL DETAILS...
  - At 958 PM CDT, Doppler radar indicated heavy rain due to
    thunderstorms. Flooding is ongoing or expected to begin shortly
    in the warned area. Between 3 and 4 inches of rain have fallen.
  - Some locations that will experience flooding include...
    Oacoma, Dude Ranch and Lake Francis Case.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 4387 9931 4382 9934 4379 9937 4377 9941
      4374 9942 4373 9941 4370 9941 4369 9946
      4367 9947 4367 9962 4374 9962 4374 9964
      4386 9961


$$

20

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE