Alert archive / Minnesota / Frost Advisories in 2011
Frost Advisory 6, NWS Twin Cities, MN
NWS Twin Cities, MN issued this frost advisory at Sep 30, 2011, 4:07 AM CDT for 9 counties in Wisconsin; 23 counties in Minnesota. It took effect at Oct 1, 2011, 2:00 AM CDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Sep 30, 2011, 4:07 AM CDT (09:07 UTC)
- In effect from
- Oct 1, 2011, 2:00 AM CDT
- Expired
- Oct 1, 2011, 8:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Twin Cities, MN
All 32 counties
Anoka County, MN, Benton County, MN, Blue Earth County, MN, Chisago County, MN, Dakota County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Isanti County, MN, Kanabec County, MN, Le Sueur County, MN, Martin County, MN, Mille Lacs County, MN, Morrison County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Stearns County, MN, Steele County, MN, Todd County, MN, Waseca County, MN, Washington County, MN, Wright County, MN, Barron County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI
The radar
The Minneapolis radar (KMPX), 34 km from the middle of the area, began a volume at 09:06 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, 9.1 hours before the alert went out and 37 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2328 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 267 m²/s²
- 0-3 km storm-relative helicity
- 285 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
846 WWUS73 KMPX 300907 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 407 AM CDT FRI SEP 30 2011 ...A COLD SATURDAY MORNING WILL LIKELY LEAD TO FROST... .HIGH PRESSURE WILL SETTLE OVERHEAD TONIGHT. CLEAR SKIES AND CALM WINDS UNDER THE HIGH WILL ALLOW TEMPERATURES TO COOL INTO THE LOWER 30S EARLY SATURDAY MORNING...LEADING TO AREAS OF FROST. THE FROST IS MORE LIKELY IN LOW LYING AREAS WHERE COOLING WILL BE MORE PRONOUNCED. MNZ044-045-052-053-061-063-078-WIZ014>016-023>028-301715- /O.NEW.KMPX.FR.Y.0006.111001T0700Z-111001T1300Z/ MILLE LACS-KANABEC-ISANTI-CHISAGO-ANOKA-WASHINGTON-GOODHUE-POLK- BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...PRINCETON...MORA...CAMBRIDGE... CENTER CITY...BLAINE...STILLWATER...RED WING...AMERY... BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON... NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 407 AM CDT FRI SEP 30 2011 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY. * TEMPERATURES ARE EXPECTED TO DROP INTO THE LOWER 30S TONIGHT. * ANNUAL FLOWERS...TENDER VEGETATION...AND OUTDOOR PLANTS COULD BE DAMAGED OR KILLED BY THE COLD TEMPERATURES AND FROST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
5 follow-up statements
784 WWUS73 KMPX 301604 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1104 AM CDT FRI SEP 30 2011 ...A COLD SATURDAY MORNING WILL LIKELY LEAD TO FROST... .HIGH PRESSURE WILL SETTLE OVERHEAD TONIGHT. CLEAR SKIES AND CALM WINDS UNDER THE HIGH PRESSURE WILL ALLOW TEMPERATURES TO COOL INTO THE LOWER 30S EARLY SATURDAY MORNING...LEADING TO AREAS OF FROST. THE FROST IS MORE LIKELY IN LOW LYING AREAS WHERE COOLING WILL BE MORE PRONOUNCED. MNZ044-045-052-053-061-063-078-WIZ014>016-023>028-010400- /O.CON.KMPX.FR.Y.0006.111001T0700Z-111001T1300Z/ MILLE LACS-KANABEC-ISANTI-CHISAGO-ANOKA-WASHINGTON-GOODHUE-POLK- BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...PRINCETON...MORA...CAMBRIDGE... CENTER CITY...BLAINE...STILLWATER...RED WING...AMERY... BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON... NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 1104 AM CDT FRI SEP 30 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY... A FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY. * TEMPERATURES ARE EXPECTED TO DROP INTO THE LOWER 30S TONIGHT. * ANNUAL FLOWERS...TENDER VEGETATION...AND OUTDOOR PLANTS COULD BE DAMAGED OR KILLED BY THE COLD TEMPERATURES AND FROST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
383 WWUS73 KMPX 301815 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 115 PM CDT FRI SEP 30 2011 ...A COLD SATURDAY MORNING WILL LIKELY LEAD TO FROST... .HIGH PRESSURE WILL SETTLE OVERHEAD TONIGHT. CLEAR SKIES AND CALM WINDS UNDER THE HIGH PRESSURE WILL ALLOW TEMPERATURES TO COOL INTO THE LOWER 30S EARLY SATURDAY MORNING...LEADING TO AREAS OF FROST. THE FROST IS MORE LIKELY IN LOW LYING AREAS WHERE COOLING WILL BE MORE PRONOUNCED. MNZ042-043-049>051-059-069-070-076-077-083>085-091>093-010400- /O.EXA.KMPX.FR.Y.0006.111001T0700Z-111001T1300Z/ TODD-MORRISON-STEARNS-BENTON-SHERBURNE-WRIGHT-SCOTT-DAKOTA- LE SUEUR-RICE-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN- INCLUDING THE CITIES OF...LONG PRAIRIE...LITTLE FALLS... ST. CLOUD...FOLEY...ELK RIVER...MONTICELLO...SHAKOPEE... BURNSVILLE...LE SUEUR...FARIBAULT...MANKATO...WASECA...OWATONNA... FAIRMONT...BLUE EARTH...ALBERT LEA 115 PM CDT FRI SEP 30 2011 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY. * TEMPERATURES ARE EXPECTED TO DROP INTO THE LOWER TO MIDDLE 30S TONIGHT. * ANNUAL FLOWERS...TENDER VEGETATION...AND OUTDOOR PLANTS COULD BE DAMAGED OR KILLED BY THE COLD TEMPERATURES AND FROST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ MNZ044-045-052-053-061-063-078-WIZ014>016-023>028-010400- /O.CON.KMPX.FR.Y.0006.111001T0700Z-111001T1300Z/ MILLE LACS-KANABEC-ISANTI-CHISAGO-ANOKA-WASHINGTON-GOODHUE-POLK- BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...PRINCETON...MORA...CAMBRIDGE... CENTER CITY...BLAINE...STILLWATER...RED WING...AMERY... BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON... NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 115 PM CDT FRI SEP 30 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY... A FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY. * TEMPERATURES ARE EXPECTED TO DROP INTO THE LOWER TO MIDDLE 30S TONIGHT. * ANNUAL FLOWERS...TENDER VEGETATION...AND OUTDOOR PLANTS COULD BE DAMAGED OR KILLED BY THE COLD TEMPERATURES AND FROST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ JLT
320 WWUS73 KMPX 301819 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 119 PM CDT FRI SEP 30 2011 ...A COLD SATURDAY MORNING WILL LIKELY LEAD TO FROST... .HIGH PRESSURE WILL SETTLE OVERHEAD TONIGHT. CLEAR SKIES AND CALM WINDS UNDER THE HIGH PRESSURE WILL ALLOW TEMPERATURES TO COOL INTO THE LOWER 30S EARLY SATURDAY MORNING...LEADING TO AREAS OF FROST. THE FROST IS MORE LIKELY IN LOW LYING AREAS WHERE COOLING WILL BE MORE PRONOUNCED. MNZ042>045-049>053-059-061-063-069-070-076>078-083>085-091>093- WIZ014>016-023>028-010230- /O.CON.KMPX.FR.Y.0006.111001T0700Z-111001T1300Z/ TODD-MORRISON-MILLE LACS-KANABEC-STEARNS-BENTON-SHERBURNE-ISANTI- CHISAGO-WRIGHT-ANOKA-WASHINGTON-SCOTT-DAKOTA-LE SUEUR-RICE- GOODHUE-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK- BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...LONG PRAIRIE...LITTLE FALLS... PRINCETON...MORA...ST. CLOUD...FOLEY...ELK RIVER...CAMBRIDGE... CENTER CITY...MONTICELLO...BLAINE...STILLWATER...SHAKOPEE... BURNSVILLE...LE SUEUR...FARIBAULT...RED WING...MANKATO...WASECA... OWATONNA...FAIRMONT...BLUE EARTH...ALBERT LEA...AMERY... BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON... NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 119 PM CDT FRI SEP 30 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY... A FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY. * TEMPERATURES ARE EXPECTED TO DROP INTO THE LOWER TO MIDDLE 30S TONIGHT. * ANNUAL FLOWERS...TENDER VEGETATION...AND OUTDOOR PLANTS COULD BE DAMAGED OR KILLED BY THE COLD TEMPERATURES AND FROST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
756 WWUS73 KMPX 010238 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 938 PM CDT FRI SEP 30 2011 ...A COLD SATURDAY MORNING WILL LIKELY LEAD TO FROST... .HIGH PRESSURE WILL SETTLE OVERHEAD TONIGHT. CLEAR SKIES AND NEAR CALM WINDS UNDER THE HIGH PRESSURE...WILL ALLOW TEMPERATURES TO COOL INTO THE LOWER 30S EARLY SATURDAY MORNING...LEADING TO AREAS OF FROST. THE COOLEST READINGS WILL LIKELY BE OVER WEST CENTRAL WISCONSIN...AND ADJOINING AREAS OF WEST CENTRAL MINNESOTA. THE FROST IS MORE LIKELY IN LOW LYING AREAS WHERE COOLING WILL BE MORE PRONOUNCED. MNZ042>045-049>053-059-061-063-069-070-076>078-083>085-091>093- WIZ014>016-023>028-011045- /O.CON.KMPX.FR.Y.0006.111001T0700Z-111001T1300Z/ TODD-MORRISON-MILLE LACS-KANABEC-STEARNS-BENTON-SHERBURNE-ISANTI- CHISAGO-WRIGHT-ANOKA-WASHINGTON-SCOTT-DAKOTA-LE SUEUR-RICE- GOODHUE-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK- BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...LONG PRAIRIE...LITTLE FALLS... PRINCETON...MORA...ST. CLOUD...FOLEY...ELK RIVER...CAMBRIDGE... CENTER CITY...MONTICELLO...BLAINE...STILLWATER...SHAKOPEE... BURNSVILLE...LE SUEUR...FARIBAULT...RED WING...MANKATO...WASECA... OWATONNA...FAIRMONT...BLUE EARTH...ALBERT LEA...AMERY... BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON... NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 938 PM CDT FRI SEP 30 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY... A FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SATURDAY. * TEMPERATURES ARE EXPECTED TO DROP INTO THE LOWER TO MIDDLE 30S TONIGHT. * ANNUAL FLOWERS...TENDER VEGETATION...AND OUTDOOR PLANTS COULD BE DAMAGED OR KILLED BY THE COLD TEMPERATURES AND FROST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
039 WWUS73 KMPX 010643 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 143 AM CDT SAT OCT 1 2011 ...COLD MORNING WITH FROST THIS MORNING... .CLEAR SKIES AND CALM WINDS UNDER HIGH PRESSURE THIS MORNING WILL ALLOW TEMPERATURES TO COOL INTO THE LOWER 30S...LEADING TO AREAS OF FROST. THE COOLEST READINGS WILL LIKELY BE OVER WEST CENTRAL WISCONSIN...AND ADJOINING AREAS OF EAST CENTRAL MINNESOTA. THE FROST IS MORE LIKELY IN LOW LYING AREAS WHERE COOLING WILL BE MORE PRONOUNCED. MNZ042>045-049>053-059-061-063-069-070-076>078-083>085-091>093- WIZ014>016-023>028-011300- /O.CON.KMPX.FR.Y.0006.111001T0700Z-111001T1300Z/ TODD-MORRISON-MILLE LACS-KANABEC-STEARNS-BENTON-SHERBURNE-ISANTI- CHISAGO-WRIGHT-ANOKA-WASHINGTON-SCOTT-DAKOTA-LE SUEUR-RICE- GOODHUE-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK- BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...LONG PRAIRIE...LITTLE FALLS... PRINCETON...MORA...ST. CLOUD...FOLEY...ELK RIVER...CAMBRIDGE... CENTER CITY...MONTICELLO...BLAINE...STILLWATER...SHAKOPEE... BURNSVILLE...LE SUEUR...FARIBAULT...RED WING...MANKATO...WASECA... OWATONNA...FAIRMONT...BLUE EARTH...ALBERT LEA...AMERY... BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...HUDSON... NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 143 AM CDT SAT OCT 1 2011 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... A FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING. * TEMPERATURES ARE EXPECTED TO DROP INTO THE LOWER TO MIDDLE 30S TONIGHT. * ANNUAL FLOWERS...TENDER VEGETATION...AND OUTDOOR PLANTS COULD BE DAMAGED OR KILLED BY THE COLD TEMPERATURES AND FROST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
Nearby
Frost Advisories in Minnesota, 2011Frost Advisories in Wisconsin, 2011Every frost advisory in 2011
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.