Alert archive / Minnesota / Red Flag Warnings in 2015

Red Flag Warning 11, NWS Twin Cities, MN

April 22, 201528 counties in Minnesota

NWS Twin Cities, MN issued this red flag warning at Apr 22, 2015, 4:29 AM CDT for 28 counties in Minnesota. It took effect at Apr 22, 2015, 1:00 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
Apr 22, 2015, 4:29 AM CDT (09:29 UTC)
In effect from
Apr 22, 2015, 1:00 PM CDT
Expired
Apr 22, 2015, 7:00 PM CDT
In force
6 hr
Issued by
NWS Twin Cities, MN
All 28 counties

Blue Earth County, MN, Brown County, MN, Carver County, MN, Chippewa County, MN, Douglas County, MN, Faribault County, MN, Freeborn County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Le Sueur County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Nicollet County, MN, Pope County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sibley County, MN, Stearns County, MN, Steele County, MN, Stevens County, MN, Swift County, MN, Waseca County, MN, Watonwan County, MN, Wright County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 81 km from the middle of the area, began a volume at 09:31 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, 9.5 hours before the alert went out and 79 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 2015-04-22Temperature 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 2015-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
766 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
97 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.

431 
WWUS83 KMPX 220929
RFWMPX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
429 AM CDT WED APR 22 2015

...RED FLAG WARNING THIS AFTERNOON FOR WEST CENTRAL THROUGH SOUTH
CENTRAL MINNESOTA...

.A RED FLAG WARNING HAS BEEN ISSUED FROM 1 PM THIS AFTERNOON
THROUGH 7 PM THIS EVENING FOR AREAS OF WEST CENTRAL THROUGH SOUTH
CENTRAL MINNESOTA OR ALONG AND WEST OF A LINE FROM GLENWOOD TO
HUTCHINSON TO ALBERT LEA. SUSTAINED NORTHWEST WINDS OF 20 TO 25
MPH WILL OCCUR THIS AFTERNOON IN THE WARNING AREA ALONG WITH
RELATIVE HUMIDITY VALUES DROPPING INTO THE 20 TO 25 PERCENT RANGE.

THE FIRE WEATHER WATCH FROM THE TWIN CITIES ON NORTHWARD THROUGH
CENTRAL MINNESOTA HAS BEEN CANCELLED. ALTHOUGH AFTERNOON HUMIDITY
WILL BE LOW IN THESE AREAS...SUSTAINED WINDS ARE EXPECTED TO BE
LESS THAN 20 MPH.

MNZ041>045-049>053-059>063-068>070-077-221030-
/O.CAN.KMPX.FW.A.0010.150422T1800Z-150423T0000Z/
DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEARNS-BENTON-SHERBURNE-
ISANTI-CHISAGO-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-
SCOTT-DAKOTA-RICE-
429 AM CDT WED APR 22 2015

...FIRE WEATHER WATCH IS CANCELLED FOR FIRE WEATHER ZONES
041...042...043...044...045...049...050...051...052...053...
059...060...061...062...063...068...069...070 AND 077...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS
CANCELLED THE FIRE WEATHER WATCH FOR MUCH OF CENTRAL AND EAST
CENTRAL MINNESOTA. SUSTAINED WINDS ARE NOT EXPECTED TO BE ABOVE 20
MPH THIS AFTERNOON. 


$$

MNZ047-048-054>058-064>067-073>076-082>084-091-092-221730-
/O.UPG.KMPX.FW.A.0010.150422T1800Z-150423T0000Z/
/O.NEW.KMPX.FW.W.0011.150422T1800Z-150423T0000Z/
STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-KANDIYOHI-MEEKER-
YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-REDWOOD-BROWN-NICOLLET-
LE SUEUR-WATONWAN-BLUE EARTH-WASECA-MARTIN-FARIBAULT-
429 AM CDT WED APR 22 2015

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
CDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR FIRE
WEATHER ZONES 047...048...054...055...056...057...058...064...
065...066...067...073...074...075...076...082...083...084...091
AND 092...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON
TO 7 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN
EFFECT. 

* AFFECTED AREA...FIRE WEATHER ZONES 047...048...054...055...
  056...057...058...064... 065...066...067...073...074...075...
  076...082...083...084...091 AND 092.

* WIND...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 30 MPH. 

* HUMIDITY...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.

&&

$$

MNZ093-221730-
/O.NEW.KMPX.FW.W.0011.150422T1800Z-150423T0000Z/
FREEBORN-
429 AM CDT WED APR 22 2015

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
CDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR FIRE
WEATHER ZONE 093...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON
TO 7 PM CDT THIS EVENING. 

* AFFECTED AREA...FIRE WEATHER ZONE 093.

* WIND...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 30 MPH. 

* HUMIDITY...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.

&&

$$

RAH
2 follow-up statements
977 
WWUS83 KMPX 221650
RFWMPX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1150 AM CDT WED APR 22 2015

...RED FLAG WARNING THIS AFTERNOON FOR WEST CENTRAL THROUGH SOUTH
CENTRAL MINNESOTA...

.A RED FLAG WARNING HAS BEEN ISSUED FROM 1 PM THIS AFTERNOON
THROUGH 7 PM THIS EVENING FOR AREAS OF WEST CENTRAL THROUGH SOUTH
CENTRAL MINNESOTA OR ALONG AND WEST OF A LINE FROM ALEXANDRIA TO
BUFFALO...SAVAGE AND OWATONNA. SUSTAINED NORTHWEST WINDS OF 20 TO
30 MPH WITH GUSTS TO NEAR 40 MPH WILL OCCUR THIS AFTERNOON IN THE
WARNING AREA ALONG WITH RELATIVE HUMIDITY VALUES DROPPING INTO THE
20 TO 25 PERCENT RANGE.

MNZ041-049-059-068-069-077-085-230000-
/O.EXA.KMPX.FW.W.0011.150422T1800Z-150423T0000Z/
DOUGLAS-STEARNS-WRIGHT-CARVER-SCOTT-RICE-STEELE-
1150 AM CDT WED APR 22 2015

...RED FLAG WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR
STRONG WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 047...048...
054...055...056...057...058...064... 065...066...067...073...
074...075...076...082...083...084...091 AND 092...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

* AFFECTED AREA...FIRE WEATHER ZONES 047...048...054...055... 
  056...057...058...064... 065...066...067...073...074...075... 
  076...082...083...084...091 AND 092. 

* WIND...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 35 MPH.

* HUMIDITY...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.

&&

$$

MNZ047-048-054>058-064>067-073>076-082>084-091>093-230000-
/O.CON.KMPX.FW.W.0011.150422T1800Z-150423T0000Z/
STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-KANDIYOHI-MEEKER-
YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-REDWOOD-BROWN-NICOLLET-
LE SUEUR-WATONWAN-BLUE EARTH-WASECA-MARTIN-FARIBAULT-FREEBORN-
1150 AM CDT WED APR 22 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
FOR STRONG WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 047...
048...054...055...056...057...058...064... 065...066...067...
073...074...075...076...082...083...084...091 AND 092...

* AFFECTED AREA...FIRE WEATHER ZONES 047...048...054...055... 
  056...057...058...064... 065...066...067...073...074...075... 
  076...082...083...084...091 AND 092. 

* WIND...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 40 MPH.

* HUMIDITY...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.

&&

$$
455 
WWUS83 KMPX 222358
RFWMPX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
658 PM CDT WED APR 22 2015

...RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING...

.THE RED FLAG WARNING FOR WEST CENTRAL THROUGH SOUTH CENTRAL
MINNESOTA WILL BE ALLOWED TO EXPIRE AT 7 PM CDT THIS EVENING.
WINDS WILL CONTINUE TO DIMINISH EARLY TONIGHT ALONG WITH RISING
RELATIVE HUMIDITY...WHICH WILL LOWER THE FIRE THREAT. ALTHOUGH LOW
HUMIDITIES ARE EXPECTED AGAIN THURSDAY...WINDS WILL BE MUCH
LIGHTER. 

MNZ041-047>049-054>059-064>069-073>077-082>085-091>093-230100-
/O.EXP.KMPX.FW.W.0011.000000T0000Z-150423T0000Z/
DOUGLAS-STEVENS-POPE-STEARNS-LAC QUI PARLE-SWIFT-CHIPPEWA-
KANDIYOHI-MEEKER-WRIGHT-YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-
CARVER-SCOTT-REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-WATONWAN-
BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-
658 PM CDT WED APR 22 2015

...RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING FOR
CENTRAL THROUGH SOUTH CENTRAL MINNESOTA.

DIMINISHING WIND AND RISING RELATIVE HUMIDITY THIS EVENING WILL
LOWER THE FIRE THREAT.

$$

Nearby

Red Flag Warnings in Minnesota, 2015Every red flag warning in 2015

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.