South Dakota Red Flag Warning | Effective 05/12/2026 11:10

Headline: 
Red Flag Warning issued May 12 at 1:10PM CDT until May 12 at 9:00PM CDT by NWS Aberdeen SD
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
May 12, 2026 - 11:10am
Expires: 
May 12, 2026 - 7:00pm
Description: 
* AFFECTED AREA...In South Dakota, Campbell, Walworth, Potter, Sully, Hughes and Lyman. * WINDS...Northwest 20 to 30 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 22 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.
Instruction: 
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Area Description: 
Campbell; Walworth; Potter; Sully; Hughes; Lyman
Forcast Office: 
NWS Aberdeen SD