Alert archive / Minnesota / Red Flag Warnings in 2024

Red Flag Warning 9, NWS Twin Cities, MN

October 5, 20246 counties in Minnesota

NWS Twin Cities, MN issued this red flag warning at Oct 5, 2024, 3:54 AM CDT for 6 counties in Minnesota. It took effect at Oct 5, 2024, 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
Oct 5, 2024, 3:54 AM CDT (08:54 UTC)
In effect from
Oct 5, 2024, 1:00 PM CDT
Expired
Oct 5, 2024, 8:00 PM CDT
In force
7 hr
Issued by
NWS Twin Cities, MN

Counties Chippewa County, MN, Lac qui Parle County, MN, Redwood County, MN, Stevens County, MN, Swift County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 173 km from the middle of the area, began a volume at 08:56 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

Minneapolis, MN (KMPX), launched 00:00Z, 8.9 hours before the alert went out and 171 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, Minneapolis, MN at 00:00Z on 2024-10-05Temperature 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, Minneapolis, MN at 00:00Z on 2024-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 square meters per square second.19395878Sfc1 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
2634 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
142 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

851 
WWUS83 KMPX 050854
RFWMPX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
354 AM CDT Sat Oct 5 2024

...THE PASSAGE OF A COLD FRONT TO BRING RED FLAG CONDITIONS TO
WEST CENTRAL MINNESOTA THIS AFTERNOON...

.A cold front will pass through west central MN around noon today.
Southwest winds will become west-northwest behind the front, with
the winds gusting to as high as 40 mph this afternoon. To go with
those winds, afternoon humidity values are expected to fall to
between 20 and 25 percent, resulting in critical fire weather
conditions.

MNZ047-054>056-064-073-051700-
/O.UPG.KMPX.FW.A.0008.241005T1800Z-241006T0100Z/
/O.NEW.KMPX.FW.W.0009.241005T1800Z-241006T0100Z/
Stevens-Lac Qui Parle-Swift-Chippewa-Yellow Medicine-Redwood-
354 AM CDT Sat Oct 5 2024

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM
CDT THIS EVENING FOR THE COMBINATION OF GUSTY WINDS AND LOW
HUMIDITIES IN WEST CENTRAL MINNESOTA...

The National Weather Service in Twin Cities/Chanhassen has issued
a Red Flag Warning, which is in effect from 1 PM this afternoon
to 8 PM CDT this evening. The Fire Weather Watch is no longer in
effect. 

* WIND...South shifting to the west sustained at 20-25 mph 
  gusting to 40 mph. 

* HUMIDITY...As low as 20 to 25 percent.

* IMPACTS...any fires that develop will likely spread rapidly.
  Outdoor burning is not recommended.

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.

&&

$$
1 follow-up statement
756 
WWUS83 KMPX 051718
RFWMPX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
1218 PM CDT Sat Oct 5 2024

...THE PASSAGE OF A COLD FRONT TO BRING RED FLAG CONDITIONS TO
WEST CENTRAL MINNESOTA THIS AFTERNOON...

.A cold front will pass through west central MN around noon
today. Southwest winds will become west-northwest behind the
front, with the winds gusting to as high as 40 mph this
afternoon. To go with those winds, afternoon humidity values are
expected to fall to between 20 and 25 percent, resulting in
critical fire weather conditions.

MNZ047-054>056-064-073-060100-
/O.CON.KMPX.FW.W.0009.241005T1800Z-241006T0100Z/
Stevens-Lac Qui Parle-Swift-Chippewa-Yellow Medicine-Redwood-
1218 PM CDT Sat Oct 5 2024

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING
FOR THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITIES IN WEST
CENTRAL MINNESOTA...

* WIND...South shifting to the west sustained at 20-25 mph 
  gusting to 40 mph. 

* HUMIDITY...As low as 20 to 25 percent.

* IMPACTS...any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

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 Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 5, 4:50 PM CDTWind AdvisoryMPXBenton, Douglas, Mille Lacs, Morrison, Pope, Sherburne and 4 more14 hr

Nearby

Red Flag Warnings in Minnesota, 2024Every red flag warning in 2024

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.