Red Flag Warning
URGENT - FIRE WEATHER MESSAGE
National Weather Service Aberdeen SD
804 AM CDT Mon Jul 20 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8
PM MDT THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR CORSON
AND DEWEY...
...RED FLAG WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9
PM CDT THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR
CAMPBELL, WALWORTH, AND POTTER...
SDZ003-015-202315-
/O.CON.KABR.FW.W.0019.260720T2000Z-260721T0200Z/
Corson-Dewey-
704 AM MDT Mon Jul 20 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8
PM MDT THIS EVENING...
* AFFECTED AREA...In South Dakota, Corson and Dewey.
* TIMING...From 2 PM this afternoon to 8 PM MDT this evening.
* WINDS...Northwest winds 15 to 25 mph with gusts up to 35 mph.
* RELATIVE HUMIDITY...Relative Humidity down to around 20 percent.
* IMPACTS...Any fires that develop will spread rapidly. Outdoor
burning is not recommended.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Red Flag Warning is issued when we identify weather conditions that
promote rapid spread of fire which may become life-threatening. This
does not mean there is a fire. These conditions are either occurring
now or will begin soon. It is important to have multiple ways to
receive information from authorities.
Follow all fire restrictions. One less spark, one less wildfire.
&&
$$
URGENT - FIRE WEATHER MESSAGE
National Weather Service Aberdeen SD
804 AM CDT Mon Jul 20 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8
PM MDT THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR CORSON
AND DEWEY...
...RED FLAG WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9
PM CDT THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR
CAMPBELL, WALWORTH, AND POTTER...
SDZ004-009-016-202315-
/O.CON.KABR.FW.W.0019.260720T2000Z-260721T0200Z/
Campbell-Walworth-Potter-
804 AM CDT Mon Jul 20 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9
PM CDT THIS EVENING...
* AFFECTED AREA...In South Dakota, Campbell, Walworth, and Potter.
* TIMING...From 3 PM this afternoon to 9 PM CDT this evening.
* WINDS...Northwest winds 20 to 25 mph with gusts up to 40 mph.
* RELATIVE HUMIDITY...Relative Humidity down to around 20 percent.
* IMPACTS...Any fires that develop will spread rapidly. Outdoor
burning is not recommended.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Red Flag Warning is issued when we identify weather conditions that
promote rapid spread of fire which may become life-threatening. This
does not mean there is a fire. These conditions are either occurring
now or will begin soon. It is important to have multiple ways to
receive information from authorities.
Follow all fire restrictions. One less spark, one less wildfire.
&&
$$
Vipond
URGENT - FIRE WEATHER MESSAGE
National Weather Service Bismarck ND
623 AM CDT Mon Jul 20 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY
TO 9 PM CDT /8 PM MDT/ THIS EVENING DUE TO WIND AND LOW RELATIVE
HUMIDITY FOR MORTON, GRANT, SIOUX, AND EMMONS COUNTIES...
.Critical fire weather conditions are expected in parts of south
central North Dakota this afternoon and early evening. Northwest
winds will increase to around 25 mph this afternoon, with gusts as
high as 40 mph. Relative humidity will fall as low as 20 percent this
afternoon as temperatures rise into the lower 90s. Any fires that
ignite will spread rapidly and become difficult to control.
NDZ034-042-045-046-201930-
/O.CON.KBIS.FW.W.0014.260720T1700Z-260721T0200Z/
Morton-Grant-Sioux-Emmons-
623 AM CDT Mon Jul 20 2026 /523 AM MDT Mon Jul 20 2026/
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY
TO 9 PM CDT /8 PM MDT/ THIS EVENING...
* AFFECTED AREA...Morton, Grant, Sioux, and Emmons Counties.
* TIMING...From noon CDT /11 AM MDT/ today to 9 PM CDT /8 PM MDT/
this evening.
* WINDS...Northwest around 25 mph with gusts up to 40 mph.
* RELATIVE HUMIDITY...As low as 20 percent.
* IMPACTS...Any fires that ignite will spread rapidly and become
difficult to control or suppress.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
Hollan
