Alert archive / South Dakota / Red Flag Warnings in 2021

Red Flag Warning 3, NWS Aberdeen, SD

March 28, 202110 counties in South Dakota

NWS Aberdeen, SD issued this red flag warning at Mar 28, 2021, 3:53 AM CDT for 10 counties in South Dakota. It took effect at Mar 28, 2021, 1:00 PM CDT. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 28, 2021, 3:53 AM CDT (08:53 UTC)
In effect from
Mar 28, 2021, 1:00 PM CDT
Expired
Mar 28, 2021, 8:00 PM CDT
In force
7 hr
Issued by
NWS Aberdeen, SD

Counties Campbell County, SD, Corson County, SD, Dewey County, SD, Hughes County, SD, Jones County, SD, Lyman County, SD, Potter County, SD, Stanley County, SD, Sully County, SD, Walworth County, SD

The radar

The Aberdeen radar (KABR), 166 km from the middle of the area, began a volume at 08:52 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 8.9 hours before the alert went out and 154 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Aberdeen, SD at 00:00Z on 2021-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 00:00Z on 2021-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -22 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2019 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-22 m²/s²
0-3 km storm-relative helicity
12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

098 
WWUS83 KABR 280853
RFWABR

URGENT - FIRE WEATHER MESSAGE
National Weather Service Aberdeen SD
353 AM CDT Sun Mar 28 2021

SDZ003-015-281700-
/O.NEW.KABR.FW.W.0003.210328T1800Z-210329T0100Z/
/O.EXT.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Corson-Dewey-
253 AM MDT Sun Mar 28 2021

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM MDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL SOUTH
DAKOTA... 

...FIRE WEATHER WATCH NOW IN EFFECT FROM MONDAY MORNING
THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR 
NORTH CENTRAL SOUTH DAKOTA...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from noon today to 7 PM MDT this evening.

* AFFECTED AREA...In South Dakota, Corson and Dewey.

* WINDS...Southwest 15 to 25 mph with gusts from 30 to 40 mph
  today. On Monday, northwest winds 25 to 40 mph with gusts up to
  55 mph.

* RELATIVE HUMIDITY...As low as 18 percent.

* IMPACTS...The combination of gusty winds and low relative
  humidity could produce critical fire weather conditions.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

SDZ033-045-048-281700-
/O.NEW.KABR.FW.W.0003.210328T1800Z-210329T0100Z/
/O.EXT.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Stanley-Jones-Lyman-
353 AM CDT Sun Mar 28 2021 /253 AM MDT Sun Mar 28 2021/

...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS
AFTERNOON TO 8 PM CDT /7 PM MDT/ THIS EVENING FOR WIND AND LOW
RELATIVE HUMIDITY FOR CENTRAL SOUTH DAKOTA... 

...FIRE WEATHER WATCH NOW IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL SOUTH
DAKOTA...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 1 PM CDT /noon MDT/ this afternoon to 8 PM CDT /7 PM MDT/
this evening.

* AFFECTED AREA...In South Dakota, Stanley, Jones and Lyman.

* WINDS...Southwest 15 to 20 mph with gusts up to 30 mph today. On
  Monday, southwest winds becoming northwest 25 to 35 mph with
  gusts up to 55 mph.

* RELATIVE HUMIDITY...As low as 19 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

SDZ004-009-016-281700-
/O.NEW.KABR.FW.W.0003.210328T1800Z-210329T0100Z/
/O.EXT.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Campbell-Walworth-Potter-
353 AM CDT Sun Mar 28 2021

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM
CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH
CENTRAL SOUTH DAKOTA... 

...FIRE WEATHER WATCH NOW IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH 
CENTRAL SOUTH DAKOTA...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 1 PM this afternoon to 8 PM CDT this evening.

* AFFECTED AREA...In South Dakota, Campbell, Walworth and Potter.

* WINDS...Southwest 15 to 25 mph with gusts up to 30 mph today. On
  Monday, northwest winds 25 to 35 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...20 to 25 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

SDZ034-035-281700-
/O.NEW.KABR.FW.W.0003.210328T1800Z-210329T0100Z/
/O.EXT.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Sully-Hughes-
353 AM CDT Sun Mar 28 2021

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM
CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL
SOUTH DAKOTA... 

...FIRE WEATHER WATCH NOW IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL 
SOUTH DAKOTA...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 1 PM this afternoon to 8 PM CDT this evening.

* AFFECTED AREA...In South Dakota, Sully and Hughes.

* WINDS...Southwest 15 to 20 mph with gusts up to 30 mph today. On
  Monday, southwest winds becoming northwest 25 to 35 mph with
  gusts up to 55 mph.

* RELATIVE HUMIDITY...20 TO 25 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

MNZ039-046-SDZ005>008-010-011-017>023-036-037-051-281700-
/O.EXT.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Traverse-Big Stone-McPherson-Brown-Marshall-Roberts-Edmunds-Day-
Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-Hyde-Hand-Buffalo-
353 AM CDT Sun Mar 28 2021

...FIRE WEATHER WATCH NOW IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
NORTHEASTERN SOUTH DAKOTA AND WEST CENTRAL MINNESOTA...

* AFFECTED AREA...In Minnesota, Traverse and Big Stone. In South 
  Dakota, McPherson, Brown, Marshall, Roberts, Edmunds, Day, 
  Faulk, Spink, Clark, Codington, Grant, Hamlin, Deuel, Hyde, 
  Hand and Buffalo.

* WINDS...West 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...20 TO 25 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$
TMT
2 follow-up statements
864 
WWUS83 KABR 281518
RFWABR

URGENT - FIRE WEATHER MESSAGE
National Weather Service Aberdeen SD
1018 AM CDT Sun Mar 28 2021

SDZ003-015-290330-
/O.CON.KABR.FW.W.0003.210328T1800Z-210329T0100Z/
/O.CON.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Corson-Dewey-
918 AM MDT Sun Mar 28 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL SOUTH
DAKOTA...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR
NORTH CENTRAL SOUTH DAKOTA...

* AFFECTED AREA...In South Dakota, Corson and Dewey.

* WINDS...Southwest 15 to 25 mph with gusts from 30 to 40 mph 
  today. On Monday, northwest winds 25 to 40 mph with gusts up 
  to 55 mph.

* RELATIVE HUMIDITY...As low as 18 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

SDZ033-045-048-290330-
/O.CON.KABR.FW.W.0003.210328T1800Z-210329T0100Z/
/O.CON.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Stanley-Jones-Lyman-
1018 AM CDT Sun Mar 28 2021 /918 AM MDT Sun Mar 28 2021/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL SOUTH
DAKOTA...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH MONDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
CENTRAL SOUTH DAKOTA...

* AFFECTED AREA...In South Dakota, Stanley, Jones and Lyman.

* WINDS...Southwest 15 to 20 mph with gusts up to 30 mph today. 
  On Monday, southwest winds becoming northwest 25 to 35 mph 
  with gusts up to 55 mph.

* RELATIVE HUMIDITY...As low as 19 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

SDZ004-009-016-290330-
/O.CON.KABR.FW.W.0003.210328T1800Z-210329T0100Z/
/O.CON.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Campbell-Walworth-Potter-
1018 AM CDT Sun Mar 28 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL SOUTH
DAKOTA...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH MONDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
NORTH CENTRAL SOUTH DAKOTA...

* AFFECTED AREA...In South Dakota, Campbell, Walworth and Potter.

* WINDS...Southwest 15 to 25 mph with gusts up to 30 mph today. 
  On Monday, northwest winds 25 to 35 mph with gusts up to 50 
  mph.

* RELATIVE HUMIDITY...20 to 25 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

SDZ034-035-290330-
/O.CON.KABR.FW.W.0003.210328T1800Z-210329T0100Z/
/O.CON.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Sully-Hughes-
1018 AM CDT Sun Mar 28 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL SOUTH DAKOTA...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH MONDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
CENTRAL SOUTH DAKOTA...

* AFFECTED AREA...In South Dakota, Sully and Hughes.

* WINDS...Southwest 15 to 20 mph with gusts up to 30 mph today. 
  On Monday, southwest winds becoming northwest 25 to 35 mph 
  with gusts up to 55 mph.

* RELATIVE HUMIDITY...20 TO 25 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

MNZ039-046-SDZ005>008-010-011-017>023-036-037-051-290330-
/O.CON.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
Traverse-Big Stone-McPherson-Brown-Marshall-Roberts-Edmunds-Day-
Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-Hyde-Hand-Buffalo-
1018 AM CDT Sun Mar 28 2021

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH MONDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
NORTHEASTERN SOUTH DAKOTA AND WEST CENTRAL MINNESOTA...

* AFFECTED AREA...In Minnesota, Traverse and Big Stone. In South 
  Dakota, McPherson, Brown, Marshall, Roberts, Edmunds, Day, 
  Faulk, Spink, Clark, Codington, Grant, Hamlin, Deuel, Hyde, 
  Hand and Buffalo.

* WINDS...West 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...20 TO 25 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$
757 
WWUS83 KABR 281936
RFWABR

URGENT - FIRE WEATHER MESSAGE
National Weather Service Aberdeen SD
236 PM CDT Sun Mar 28 2021

SDZ003-015-290345-
/O.UPG.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
/O.NEW.KABR.FW.W.0004.210329T1700Z-210330T0300Z/
/O.CON.KABR.FW.W.0003.000000T0000Z-210329T0100Z/
Corson-Dewey-
136 PM MDT Sun Mar 28 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL SOUTH
DAKOTA...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM MDT MONDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL SOUTH DAKOTA...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 11 AM to 9 PM MDT Monday. The Fire Weather Watch is no
longer in effect.

* AFFECTED AREA...In South Dakota, Corson and Dewey.

* WINDS...Southeast winds 15 to 25 mph today. Southwest 35 to 45 
  mph with gusts up to 65 mph on Monday.

* RELATIVE HUMIDITY...As low as 16 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

&&

$$

SDZ033-045-048-290345-
/O.UPG.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
/O.NEW.KABR.FW.W.0004.210329T1700Z-210330T0300Z/
/O.CON.KABR.FW.W.0003.000000T0000Z-210329T0100Z/
Stanley-Jones-Lyman-
236 PM CDT Sun Mar 28 2021 /136 PM MDT Sun Mar 28 2021/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL SOUTH
DAKOTA...
...RED FLAG WARNING IN EFFECT FROM NOON CDT /11 AM MDT/ TO 10 PM
CDT /9 PM MDT/ MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTH
CENTRAL SD...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from noon CDT /11 AM MDT/ to 10 PM CDT /9 PM MDT/ Monday. The
Fire Weather Watch is no longer in effect.

* AFFECTED AREA...In South Dakota, Stanley, Jones and Lyman.

* WINDS...South winds 20 to 30 mph today. Southwest 25 to 35 mph 
  with gusts up to 55 mph on Monday.

* RELATIVE HUMIDITY...As low as 17 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

&&

$$

SDZ004-009-016-290345-
/O.UPG.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
/O.NEW.KABR.FW.W.0004.210329T1700Z-210330T0300Z/
/O.CON.KABR.FW.W.0003.000000T0000Z-210329T0100Z/
Campbell-Walworth-Potter-
236 PM CDT Sun Mar 28 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL SOUTH
DAKOTA...
...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM CDT MONDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR NORTH CENTRAL SD...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from noon to 10 PM CDT Monday. The Fire Weather Watch is no
longer in effect.

* AFFECTED AREA...In South Dakota, Campbell, Walworth and Potter.

* WINDS...Southeast winds 15 to 25 mph today. Southwest 20 to 30 
  mph with gusts up to 50 mph on Monday.

* RELATIVE HUMIDITY...As low as 16 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

&&

$$

SDZ034-035-290345-
/O.UPG.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
/O.NEW.KABR.FW.W.0004.210329T1700Z-210330T0300Z/
/O.CON.KABR.FW.W.0003.000000T0000Z-210329T0100Z/
Sully-Hughes-
236 PM CDT Sun Mar 28 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL SOUTH DAKOTA...
...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM CDT MONDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL SOUTH DAKOTA...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from noon to 10 PM CDT Monday. The Fire Weather Watch is no
longer in effect.

* AFFECTED AREA...In South Dakota, Sully and Hughes.

* WINDS...Southwest 20 to 30 mph with gusts up to 50 mph on 
  Monday.

* RELATIVE HUMIDITY...As low as 16 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

&&

$$

MNZ039-046-SDZ005>008-010-011-017>023-036-037-051-290345-
/O.UPG.KABR.FW.A.0001.210329T1700Z-210330T0000Z/
/O.NEW.KABR.FW.W.0004.210329T1700Z-210330T0300Z/
Traverse-Big Stone-McPherson-Brown-Marshall-Roberts-Edmunds-Day-
Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-Hyde-Hand-Buffalo-
236 PM CDT Sun Mar 28 2021

...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM CDT MONDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR NORTHEAST SOUTH DAKOTA AND WEST
CENTRAL MN...

The National Weather Service in Aberdeen has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from noon to 10 PM CDT Monday. The Fire Weather Watch is no
longer in effect.

* AFFECTED AREA...In Minnesota, Traverse and Big Stone. In South 
  Dakota, McPherson, Brown, Marshall, Roberts, Edmunds, Day, 
  Faulk, Spink, Clark, Codington, Grant, Hamlin, Deuel, Hyde, 
  Hand and Buffalo.

* WINDS...West 25 to 30 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...As low as 17 percent.

* IMPACTS...The combination of gusty winds and low relative 
  humidity could produce critical fire weather conditions.

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.

&&

$$

The office that day

Everything else NWS Aberdeen, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 28, 2:31 PM CDTHigh Wind WarningABRCampbell, Corson, Dewey, Edmunds, Hughes, Jones and 6 more28 hr
Mar 28, 2:31 PM CDTWind AdvisoryABRBrown, Buffalo, Campbell, Clark, Codington, Corson and 20 more32 hr
Mar 28, 2:36 PM CDTRed Flag WarningABRBrown, Buffalo, Campbell, Clark, Codington, Corson and 20 more31 hr

Nearby

Red Flag Warnings in South Dakota, 2021Every red flag warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.