Alert archive / Minnesota / Frost Advisories in 2014

Frost Advisory 7, NWS Twin Cities, MN

October 4, 201424 counties in Minnesota

NWS Twin Cities, MN issued this frost advisory at Oct 4, 2014, 1:29 PM CDT for 24 counties in Minnesota. It took effect at Oct 5, 2014, 1:00 AM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Oct 4, 2014, 1:29 PM CDT (18:29 UTC)
In effect from
Oct 5, 2014, 1:00 AM CDT
Expired
Oct 5, 2014, 8:00 AM CDT
In force
7 hr
Issued by
NWS Twin Cities, MN
All 24 counties

Anoka County, MN, Blue Earth County, MN, Carver County, MN, Dakota County, MN, Douglas County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Le Sueur County, MN, McLeod County, MN, Meeker County, MN, Nicollet County, MN, Pope County, MN, Ramsey County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Steele County, MN, Waseca County, MN, Washington County, MN, Wright County, MN

The radar

The Minneapolis radar (KMPX), 24 km from the middle of the area, began a volume at 18:31 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 12:00Z, 6.5 hours before the alert went out and 21 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 2014-10-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 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 2014-10-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 157 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
659 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
157 m²/s²
0-3 km storm-relative helicity
141 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.

296 
WWUS73 KMPX 041829
NPWMPX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
129 PM CDT SAT OCT 4 2014

...FROST AND FREEZING CONDITIONS EXPECTED TONIGHT...

.AREAS OF FROST ALONG WITH FREEZING TEMPERATURES ARE EXPECTED OVER
MUCH OF CENTRAL AND EASTERN MINNESOTA INTO WESTERN WISCONSIN LATE
TONIGHT. TEMPERATURES ARE EXPECTED TO DROP TO THE 30 TO 32
DEGREE RANGE OVER MUCH OF WESTERN WISCONSIN ALONG WITH PARTS OF
CENTRAL MINNESOTA NORTH OF A LINE FROM LONG PRAIRIE TO FOLEY TO
CAMBRIDGE TO CENTER CITY. TEMPERATURES ARE EXPECTED TO DROP TO
THE 33 TO 37 RANGE SOUTH OF THAT LINE TO THE IOWA BORDER...
INCLUDING MUCH OF THE TWIN CITIES METRO. WITH LIGHT WINDS AND
PARTIALLY CLEARING SKIES...FROST FORMATION IS LIKELY.

MNZ042>045-050-052-053-WIZ014>016-023>028-050400-
/O.NEW.KMPX.FZ.W.0002.141005T0600Z-141005T1300Z/
TODD-MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-
BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...LONG PRAIRIE...LITTLE FALLS...
PRINCETON...MORA...FOLEY...CAMBRIDGE...CENTER CITY...AMERY...
BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON...
NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE...
DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
129 PM CDT SAT OCT 4 2014

...FREEZE WARNING IN EFFECT FROM 1 AM TO 8 AM CDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A FREEZE WARNING...WHICH IS IN EFFECT FROM 1 AM TO 8 AM CDT
SUNDAY. 

* TEMPERATURE...LOWS BETWEEN 30 AND 32 DEGREES ARE EXPECTED
  TONIGHT ACROSS MUCH OF WEST CENTRAL WISCONSIN...AND PORTIONS OF
  CENTRAL MINNESOTA NORTH OF A LINE FROM LONG PRAIRIE TO FOLEY TO
  CAMBRIDGE TO CENTER CITY.

* IMPACTS...SENSITIVE OUTDOOR PLANTS AND VEGETATION MAY BE DAMAGED
  OR KILLED IF LEFT UNPROTECTED. IN ADDITION...MAKE SURE PETS ARE
  BROUGHT INDOORS AND OUTDOOR ANIMALS HAVE ADEQUATE PROTECTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

MNZ041-048-049-051-058>063-066>070-075>078-083>085-092-093-050400-
/O.NEW.KMPX.FR.Y.0007.141005T0600Z-141005T1300Z/
DOUGLAS-POPE-STEARNS-SHERBURNE-MEEKER-WRIGHT-HENNEPIN-ANOKA-
RAMSEY-WASHINGTON-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA-NICOLLET-
LE SUEUR-RICE-GOODHUE-BLUE EARTH-WASECA-STEELE-FARIBAULT-FREEBORN-
INCLUDING THE CITIES OF...ALEXANDRIA...GLENWOOD...ST. CLOUD...
ELK RIVER...LITCHFIELD...MONTICELLO...MINNEAPOLIS...BLAINE...
ST. PAUL...STILLWATER...HUTCHINSON...GAYLORD...CHASKA...
SHAKOPEE...BURNSVILLE...ST. PETER...LE SUEUR...FARIBAULT...
RED WING...MANKATO...WASECA...OWATONNA...BLUE EARTH...ALBERT LEA
129 PM CDT SAT OCT 4 2014

...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM CDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A FROST ADVISORY...WHICH IS IN EFFECT FROM 1 AM TO 8 AM CDT
SUNDAY. 

* TEMPERATURE...LOWS BETWEEN 33 AND 37 DEGREES ARE EXPECTED
  TONIGHT ACROSS MUCH OF CENTRAL AND SOUTHERN MINNESOTA SOUTH OF A
  LINE FROM LONG PRAIRIE TO FOLEY TO CAMBRIDGE TO CENTER
  CITY...INCLUDING THE TWIN CITIES METRO. 

* IMPACTS...SENSITIVE OUTDOOR PLANTS AND VEGETATION MAY BE DAMAGED
  OR KILLED IF LEFT UNPROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$
3 follow-up statements
210 
WWUS73 KMPX 050020
NPWMPX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
720 PM CDT SAT OCT 4 2014

...FROST AND FREEZING CONDITIONS EXPECTED TONIGHT...

.AREAS OF FROST ALONG WITH FREEZING TEMPERATURES ARE EXPECTED
OVER MUCH OF CENTRAL AND EASTERN MINNESOTA INTO WESTERN WISCONSIN
LATE TONIGHT. TEMPERATURES ARE FORECAST TO DROP TO THE 30 TO
32 DEGREE RANGE OVER WESTERN WISCONSIN ALONG WITH PARTS OF
CENTRAL MINNESOTA TO THE NORTH OF INTERSTATE 94. TEMPERATURES ARE
EXPECTED TO REACH THE 33 TO 37 DEGREE RANGE SOUTH OF INTERSTATE 94
TO THE IOWA BORDER...INCLUDING THE TWIN CITIES METRO.

MNZ042>045-050-052-053-WIZ014>016-023>028-050830-
/O.CON.KMPX.FZ.W.0002.141005T0600Z-141005T1300Z/
TODD-MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-
BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...LONG PRAIRIE...LITTLE FALLS...
PRINCETON...MORA...FOLEY...CAMBRIDGE...CENTER CITY...AMERY...
BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON...
NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE...
DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
720 PM CDT SAT OCT 4 2014

...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT
SUNDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT SUNDAY. 

* TEMPERATURE...LOWS BETWEEN 30 AND 32 DEGREES ARE EXPECTED
  TONIGHT ACROSS MUCH OF WEST CENTRAL WISCONSIN...AND PORTIONS OF
  CENTRAL MINNESOTA NORTH OF A LINE FROM CAMBRIDGE TO LONG
  PRAIRIE.

* IMPACTS...SENSITIVE OUTDOOR PLANTS AND VEGETATION MAY BE DAMAGED
  OR KILLED IF LEFT UNPROTECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

MNZ041-048-049-051-058>063-066>070-075>078-083>085-092-093-050830-
/O.CON.KMPX.FR.Y.0007.141005T0600Z-141005T1300Z/
DOUGLAS-POPE-STEARNS-SHERBURNE-MEEKER-WRIGHT-HENNEPIN-ANOKA-
RAMSEY-WASHINGTON-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA-NICOLLET-
LE SUEUR-RICE-GOODHUE-BLUE EARTH-WASECA-STEELE-FARIBAULT-FREEBORN-
INCLUDING THE CITIES OF...ALEXANDRIA...GLENWOOD...ST. CLOUD...
ELK RIVER...LITCHFIELD...MONTICELLO...MINNEAPOLIS...BLAINE...
ST. PAUL...STILLWATER...HUTCHINSON...GAYLORD...CHASKA...
SHAKOPEE...BURNSVILLE...ST. PETER...LE SUEUR...FARIBAULT...
RED WING...MANKATO...WASECA...OWATONNA...BLUE EARTH...ALBERT LEA
720 PM CDT SAT OCT 4 2014

...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT
SUNDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT SUNDAY. 

* TEMPERATURE...LOWS BETWEEN 33 AND 37 DEGREES ARE EXPECTED
  TONIGHT ACROSS MUCH OF CENTRAL AND SOUTHERN MINNESOTA SOUTH OF A
  LINE FROM LONG PRAIRIE TO CAMBRIDGE...INCLUDING THE TWIN CITIES
  METRO.

* IMPACTS...SENSITIVE OUTDOOR PLANTS AND VEGETATION MAY BE 
  DAMAGED OR KILLED IF LEFT UNPROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$
682 
WWUS73 KMPX 050743
NPWMPX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
243 AM CDT SUN OCT 5 2014

...FROST AND FREEZING CONDITIONS EXPECTED OVERNIGHT...

.AREAS OF FROST ALONG WITH FREEZING TEMPERATURES ARE EXPECTED
OVER MUCH OF CENTRAL AND EASTERN MINNESOTA INTO WESTERN WISCONSIN
OVERNIGHT. TEMPERATURES WILL CONTINUE TO DROP TO THE 30 TO 32
DEGREE RANGE OVER WESTERN WISCONSIN ALONG WITH PARTS OF CENTRAL
MINNESOTA TO THE NORTH OF INTERSTATE 94. TEMPERATURES ARE EXPECTED
TO REACH THE 33 TO 37 DEGREE RANGE SOUTH OF INTERSTATE 94 TO THE
IOWA BORDER...INCLUDING THE TWIN CITIES METRO.

MNZ042>045-050-052-053-WIZ014>016-023>028-051300-
/O.CON.KMPX.FZ.W.0002.000000T0000Z-141005T1300Z/
TODD-MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-
BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...LONG PRAIRIE...LITTLE FALLS...
PRINCETON...MORA...FOLEY...CAMBRIDGE...CENTER CITY...AMERY...
BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON...
NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE...
DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
243 AM CDT SUN OCT 5 2014

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING. 

* TEMPERATURE...LOWS BETWEEN 30 AND 32 DEGREES ARE EXPECTED 
  OVERNIGHT ACROSS MUCH OF WEST CENTRAL WISCONSIN...AND PORTIONS 
  OF CENTRAL MINNESOTA NORTH OF A LINE FROM CAMBRIDGE TO LONG 
  PRAIRIE. 

* IMPACTS...SENSITIVE OUTDOOR PLANTS AND VEGETATION MAY BE 
  DAMAGED OR KILLED IF LEFT UNPROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

MNZ041-048-049-051-058>063-066>070-075>078-083>085-092-093-051300-
/O.CON.KMPX.FR.Y.0007.000000T0000Z-141005T1300Z/
DOUGLAS-POPE-STEARNS-SHERBURNE-MEEKER-WRIGHT-HENNEPIN-ANOKA-
RAMSEY-WASHINGTON-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA-NICOLLET-
LE SUEUR-RICE-GOODHUE-BLUE EARTH-WASECA-STEELE-FARIBAULT-FREEBORN-
INCLUDING THE CITIES OF...ALEXANDRIA...GLENWOOD...ST. CLOUD...
ELK RIVER...LITCHFIELD...MONTICELLO...MINNEAPOLIS...BLAINE...
ST. PAUL...STILLWATER...HUTCHINSON...GAYLORD...CHASKA...
SHAKOPEE...BURNSVILLE...ST. PETER...LE SUEUR...FARIBAULT...
RED WING...MANKATO...WASECA...OWATONNA...BLUE EARTH...ALBERT LEA
243 AM CDT SUN OCT 5 2014

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING...

A FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING. 

* TEMPERATURE...LOWS BETWEEN 33 AND 37 DEGREES ARE EXPECTED 
  OVERNIGHT ACROSS MUCH OF CENTRAL AND SOUTHERN MINNESOTA SOUTH OF 
  A LINE FROM LONG PRAIRIE TO CAMBRIDGE...INCLUDING THE TWIN 
  CITIES METRO. 

* IMPACTS...SENSITIVE OUTDOOR PLANTS AND VEGETATION MAY BE 
  DAMAGED OR KILLED IF LEFT UNPROTECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$
257 
WWUS73 KMPX 051259
NPWMPX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
759 AM CDT SUN OCT 5 2014

...TEMPERATURES RISING SO FROST AND FREEZING CONDITIONS NO LONGER
EXPECTED...

.TEMPERATURES ACROSS THE AREA ARE STEADILY RISING SO FROST AND
FREEZE CONDITIONS ARE NO LONGER EXPECTED. THEREFORE...THE FROST
ADVISORY AND FREEZE WARNING ARE BEING ALLOWED TO EXPIRE AT 8 AM
CDT.

MNZ042>045-050-052-053-WIZ014>016-023>028-051400-
/O.EXP.KMPX.FZ.W.0002.000000T0000Z-141005T1300Z/
TODD-MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-
BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...LONG PRAIRIE...LITTLE FALLS...
PRINCETON...MORA...FOLEY...CAMBRIDGE...CENTER CITY...AMERY...
BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON...
NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE...
DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
759 AM CDT SUN OCT 5 2014

...FREEZE WARNING WILL EXPIRE AT 8 AM CDT THIS MORNING...

THE FREEZE WARNING WILL EXPIRE AT 8 AM CDT THIS MORNING. 

TEMPERATURES ACROSS THE AREA ARE STEADILY RISING SO FREEZE
CONDITIONS ARE NO LONGER EXPECTED. THEREFORE...THE FREEZE WARNING
IS BEING ALLOWED TO EXPIRE AT 8 AM CDT.

$$

MNZ041-048-049-051-058>063-066>070-075>078-083>085-092-093-051400-
/O.EXP.KMPX.FR.Y.0007.000000T0000Z-141005T1300Z/
DOUGLAS-POPE-STEARNS-SHERBURNE-MEEKER-WRIGHT-HENNEPIN-ANOKA-
RAMSEY-WASHINGTON-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA-NICOLLET-
LE SUEUR-RICE-GOODHUE-BLUE EARTH-WASECA-STEELE-FARIBAULT-FREEBORN-
INCLUDING THE CITIES OF...ALEXANDRIA...GLENWOOD...ST. CLOUD...
ELK RIVER...LITCHFIELD...MONTICELLO...MINNEAPOLIS...BLAINE...
ST. PAUL...STILLWATER...HUTCHINSON...GAYLORD...CHASKA...
SHAKOPEE...BURNSVILLE...ST. PETER...LE SUEUR...FARIBAULT...
RED WING...MANKATO...WASECA...OWATONNA...BLUE EARTH...ALBERT LEA
759 AM CDT SUN OCT 5 2014

...FROST ADVISORY WILL EXPIRE AT 8 AM CDT THIS MORNING...

THE FROST ADVISORY WILL EXPIRE AT 8 AM CDT THIS MORNING. 

TEMPERATURES ACROSS THE AREA ARE STEADILY RISING SO FROST CONDITIONS
ARE NO LONGER EXPECTED. THEREFORE...THE FROST ADVISORY IS BEING
ALLOWED TO EXPIRE AT 8 AM CDT.

$$

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 4, 1:29 PM CDTFreeze WarningMPXBenton, Chisago, Isanti, Kanabec, Mille Lacs, Morrison and 1 more19 hr

Nearby

Frost Advisories in Minnesota, 2014Every frost advisory 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.