Mount Rushmore National Memorial, South Dakota

Regional Weather Alerts


     

Alert: Severe Thunderstorm Warning
Area(s): Jackson, SD; Mellette, SD
Effective: 2026-07-09 @ 3:40 pm -> 2026-07-09 @ 4:00 pm
Onset: 2026-07-09 @ 3:40 pm -> 2026-07-09 @ 4:00 pm
Severity: Severe
Certainty: Observed
Urgency: Immediate
Issued By: NWS Rapid City SD on 2026-07-09 @ 3:40 pm
Headline: Severe Thunderstorm Warning issued July 9 at 2:40PM MDT until July 9 at 3:00PM MDT by NWS Rapid City SD
Description: At 240 PM MDT /340 PM CDT/, a severe thunderstorm was located over
Black Pipe, or 25 miles west of White River, moving southeast at 15
mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.

Locations impacted include...
Norris, Black Pipe and Corn Creek.

Alert: Extreme Heat Watch
Area(s): Harding; Northern Perkins; Butte; Northern Meade Co Plains; Ziebach; Northern Foothills; Rapid City; Southern Foothills; Southern Black Hills; Custer Co Plains; Pennington Co Plains; Haakon; Western Fall River; Northern Oglala Lakota; Northern Jackson; Mellette; Sturgis/Piedmont Foothills; Southern Meade Co Plains; Hermosa Foothills; Eastern Fall River; Southern Jackson; Southern Perkins; Northern Campbell; Southern Campbell; Western Crook; Weston County Plains; Newcastle; Northeastern Crook
Effective: 2026-07-09 @ 12:34 pm -> 2026-07-10 @ 3:45 am
Onset: 2026-07-11 @ 1:00 pm -> 2026-07-14 @ 1:00 am
Severity: Severe
Certainty: Likely
Urgency: Future
Issued By: NWS Rapid City SD on 2026-07-09 @ 12:34 pm
Headline: Extreme Heat Watch issued July 9 at 11:34AM MDT until July 14 at 12:00AM MDT by NWS Rapid City SD
Description: * WHAT...Dangerously hot conditions with heat index values ranging
from 100 to 105 possible.

* WHERE...Portions of northwestern, south central, southwestern, and
the Black Hills of South Dakota and northeast Wyoming.

* WHEN...From Saturday afternoon through Monday evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.

Alert: Flood Warning
Area(s): Codington, SD
Effective: 2026-07-09 @ 10:13 am -> 2026-07-10 @ 6:15 pm
Onset: 2026-07-09 @ 10:13 am
Severity: Severe
Certainty: Observed
Urgency: Immediate
Issued By: NWS Aberdeen SD on 2026-07-09 @ 10:13 am
Headline: Flood Warning issued July 9 at 10:13AM CDT by NWS Aberdeen SD
Description: ...The Flood Warning continues for the following rivers in South
Dakota...

Mud Creek near Rauville affecting Codington County.

South Branch Tributary Mud Creek near Rauville affecting Codington
County.

* WHAT...Minor flooding is occurring.

* WHERE...South Branch Tributary Mud Creek near Rauville.

* WHEN...Until further notice.

* ADDITIONAL DETAILS...
- At 9:00 AM CDT Thursday the stage was 4.4 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 9:00 AM CDT Thursday was 4.8 feet.
- Flood stage is 4.0 feet.
- http://www.weather.gov/safety/flood

Alert: Flood Warning
Area(s): Brookings, SD; Hamlin, SD
Effective: 2026-07-09 @ 8:47 am -> 2026-07-10 @ 11:00 am
Onset: 2026-07-09 @ 8:47 am
Severity: Severe
Certainty: Observed
Urgency: Immediate
Issued By: NWS Sioux Falls SD on 2026-07-09 @ 8:47 am
Headline: Flood Warning issued July 9 at 8:47AM CDT by NWS Sioux Falls SD
Description: ...The Flood Warning continues for the following rivers in South
Dakota...

Big Sioux River near Estelline affecting Hamlin and Brookings
Counties.

* WHAT...Minor flooding is occurring.

* WHERE...Big Sioux River near Estelline.

* WHEN...Until further notice.

* IMPACTS...At 1645.5 feet, widespread flooding of agricultural lands
begins.

* ADDITIONAL DETAILS...
- At 8:00 AM CDT Thursday the stage was 1644.8 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 8:00 AM CDT Thursday was 1644.8 feet.
- Forecast...No forecast is available for this location.
- Flood stage is 1644.0 feet.
- Stay up to date with the latest river observations and forecasts
at: water.noaa.gov