Alert archive / Minnesota / Red Flag Warnings in 2020

Red Flag Warning 5, NWS Twin Cities, MN

November 6, 202012 counties in Minnesota

NWS Twin Cities, MN issued this red flag warning at Nov 6, 2020, 1:58 AM CST for 12 counties in Minnesota. It took effect at Nov 6, 2020, 12:00 PM CST. It was in force for 6 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
Nov 6, 2020, 1:58 AM CST (07:58 UTC)
In effect from
Nov 6, 2020, 12:00 PM CST
Expired
Nov 6, 2020, 6:00 PM CST
In force
6 hr
Issued by
NWS Twin Cities, MN

Counties Brown County, MN, Chippewa County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Martin County, MN, Pope County, MN, Redwood County, MN, Renville County, MN, Stevens County, MN, Swift County, MN, Watonwan County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 139 km from the middle of the area, began a volume at 08:04 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, 8.0 hours before the alert went out and 136 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 2020-11-06Temperature 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 2020-11-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 square meters per square second.1939587897Sfc1 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
2474 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
161 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

969 
WWUS83 KMPX 060758
RFWMPX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
158 AM CST Fri Nov 6 2020

...CRITICAL FIRE WEATHER CONDITIONS LIKELY THIS AFTERNOON IN WEST
CENTRAL AND SOUTHWEST MINNESOTA...

.South to southwest winds will increase to 20 to 25 mph with
gusts to 30 mph this afternoon. Mixing will cause dewpoint values
to drop, and relative humidities will bottom out to between 20 and
25 percent across much of west central and southwest Minnesota
today. As a result of these anticipated conditions, a Red Flag 
Warning has been issued for this afternoon.

MNZ047-054>056-064-065-073-074-082-061600-
/O.UPG.KMPX.FW.A.0005.201106T1800Z-201107T0000Z/
/O.NEW.KMPX.FW.W.0005.201106T1800Z-201107T0000Z/
Stevens-Lac Qui Parle-Swift-Chippewa-Yellow Medicine-Renville-
Redwood-Brown-Watonwan-
158 AM CST Fri Nov 6 2020

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING FOR BREEZY WINDS AND LOW HUMIDITY LEVELS FOR PORTIONS OF
WEST CENTRAL AND SOUTHWEST MINNESOTA...

The National Weather Service in Twin Cities/Chanhassen has issued
a Red Flag Warning, which is in effect from noon today to 6 PM
CST this evening. The Fire Weather Watch is no longer in effect. 

* AFFECTED AREA...west central and southwest Minnesota, generally
  along and west of a line from Glenwood to Spicer to Hector to 
  Madelia to Imogene.

* WIND...South to southwest 20 to 25 mph with gusts to 30 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.

&&

$$

MNZ048-057-091-061600-
/O.NEW.KMPX.FW.W.0005.201106T1800Z-201107T0000Z/
Pope-Kandiyohi-Martin-
158 AM CST Fri Nov 6 2020

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING FOR BREEZY WINDS AND LOW HUMIDITY LEVELS FOR PORTIONS OF
WEST CENTRAL AND SOUTHWEST MINNESOTA...

The National Weather Service in Twin Cities/Chanhassen has issued
a Red Flag Warning, which is in effect from noon today to 6 PM
CST this evening.  

* AFFECTED AREA...west central and southwest Minnesota, generally
  along and west of a line from Glenwood to Spicer to Hector to 
  Madelia to Imogene.

* WIND...South to southwest 20 to 25 mph with gusts to 30 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
262 
WWUS83 KMPX 061646
RFWMPX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
1046 AM CST Fri Nov 6 2020

...CRITICAL FIRE WEATHER CONDITIONS LIKELY THIS AFTERNOON IN WEST
CENTRAL AND SOUTHWEST MINNESOTA...

.South to southwest winds will increase to 20 to 25 mph with
gusts to 30 mph this afternoon. Mixing will cause dewpoint values
to drop, and relative humidities will bottom out to between
20 and 25 percent across much of west central and southwest
Minnesota today. As a result of these anticipated conditions, a
Red Flag Warning has been issued for this afternoon.

MNZ047-048-054>057-064-065-073-074-082-091-070000-
/O.CON.KMPX.FW.W.0005.201106T1800Z-201107T0000Z/
Stevens-Pope-Lac Qui Parle-Swift-Chippewa-Kandiyohi-
Yellow Medicine-Renville-Redwood-Brown-Watonwan-Martin-
1046 AM CST Fri Nov 6 2020

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING
FOR BREEZY WINDS AND LOW RELATIVE HUMIDITY LEVELS FOR PORTIONS OF
WEST CENTRAL AND SOUTHWEST MINNESOTA...

* AFFECTED AREA...west central and southwest Minnesota, 
  generally along and west of a line from Glenwood to Spicer to 
  Hector to Madelia to Imogene. 

* WIND...South to southwest 20 to 25 mph with gusts to 30 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.

&&

$$

Nearby

Red Flag Warnings in Minnesota, 2020Every red flag warning in 2020

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.