Alert archive / Minnesota / Red Flag Warnings in 2014

Red Flag Warning 4, NWS Twin Cities, MN

November 1, 201410 counties in Minnesota

NWS Twin Cities, MN issued this red flag warning at Nov 1, 2014, 11:01 AM CDT for 10 counties in Minnesota. It took effect at Nov 1, 2014, 12:00 PM CDT. 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 1, 2014, 11:01 AM CDT (16:01 UTC)
In effect from
Nov 1, 2014, 12:00 PM CDT
Expired
Nov 1, 2014, 6:00 PM CDT
In force
6 hr
Issued by
NWS Twin Cities, MN

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

The radar

The Minneapolis radar (KMPX), 159 km from the middle of the area, began a volume at 16:07 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 12:00Z, 4.0 hours before the alert went out and 156 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 12:00Z on 2014-11-01Temperature 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 12:00Z on 2014-11-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 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
1639 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
68 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

959 
WWUS83 KMPX 011601
RFWMPX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1101 AM CDT SAT NOV 1 2014

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS
EVENING FOR PORTIONS OF WEST CENTRAL MINNESOTA...

.A RED FLAG WARNING REMAINS IN EFFECT FOR LOCATIONS ALONG AND
WEST OF A LINE FROM ALEXANDRIA...TO WILLMAR AND REDWOOD FALLS.
STRONG SOUTHEAST TO SOUTH WINDS FROM 20 TO 25 MPH WILL OCCUR WITH
GUSTS TO 35 MPH AND MINIMUM RELATIVE HUMIDITY VALUES OF 20 TO 25
PERCENT ARE FORECAST. THIS WILL RESULT IN POTENTIALLY DANGEROUS
WILDFIRE CONDITIONS THIS AFTERNOON. 

MNZ041-047-048-054>057-064-065-073-012300-
/O.NEW.KMPX.FW.W.0004.141101T1700Z-141101T2300Z/
DOUGLAS-STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-KANDIYOHI-
YELLOW MEDICINE-RENVILLE-REDWOOD-
INCLUDING THE CITIES OF...ALEXANDRIA...MORRIS...GLENWOOD...
MADISON...BENSON...MONTEVIDEO...WILLMAR...GRANITE FALLS...
OLIVIA...REDWOOD FALLS
1101 AM CDT SAT NOV 1 2014

...RED FLAG WARNING IN EFFECT UNTIL 6 PM CDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR WEST CENTRAL MINNESOTA...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS
IN EFFECT UNTIL 6 PM CDT THIS EVENING.

* AFFECTED AREA...WEST CENTRAL MINNESOTA WEST OF A LINE FROM
  ALEXANDRIA...TO WILLMAR AND REDWOOD FALLS. 

* WINDS...SOUTH 20 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...20 TO 25 PERCENT.

* IMPACTS...WILD FIRES COULD BECOME FAST MOVING IN A SHORT 
  PERIOD OF TIME DUE TO THE STRONG WINDS... LOW HUMIDITY AND DRY 
  FUELS. 

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, 2014Every red flag warning in 2014

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.