⚠️ Red Flag Warning – Mercer; Oliver; Morton; Grant; Sioux – Sunday, August 2, 2026

Red Flag Warning issued August 2 at 1:50PM CDT until August 3 at 9:00PM CDT by NWS Bismarck ND

Details

…RED FLAG WARNING IN EFFECT FROM 11 AM MDT /NOON CDT/ TO 8 PM MDT
/9 PM CDT/ MONDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR MERCER,
OLIVER, MORTON, GRANT, AND SIOUX COUNTIES…

…RED FLAG WARNING NOW IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ MONDAY
DUE TO WIND AND LOW RELATIVE HUMIDITY FOR A PORTION OF SOUTHWEST
NORTH DAKOTA…

…RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS
EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR WILLIAMS AND
MCKENZIE COUNTIES…

…RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT MONDAY DUE TO
WIND AND LOW RELATIVE HUMIDITY FOR SLOPE AND BOWMAN COUNTIES…

…

.Critical fire weather conditions are expected today through Monday
for portions of western and south central North Dakota. A cold front
will shift winds to the west northwest today, and remain breezy.
Meanwhile, dry conditions will bring low afternoon humidity values in
the teens. Thus a Red Flag Warning remains for much of western North
Dakota through this evening. Some western areas will see poor
humidity recoveries tonight, followed by more critical fire weather
conditions with very low humidity values and breezy winds on Monday.
These critical fire weather conditions will also extend into south
central portions of the state. Thus some of the ongoing Red Flag
Warning has been extended, with a new Red Flag Warning issued for the
mentioned south central portions.

* AFFECTED AREA…Mercer, Oliver, Morton, Grant, and Sioux.

* TIMING…From noon CDT /11 AM MDT/ to 9 PM CDT /8 PM MDT/ Monday.

* WINDS…North winds to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY…Relative Humidity as low as 25 percent.

* IMPACTS…Any fires that develop will spread rapidly. Outdoor
burning is not recommended.

Instructions

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.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.