Alert archive / Minnesota / Winter Storm Watches in 2011
Winter Storm Watch 7, NWS Twin Cities, MN
NWS Twin Cities, MN issued this winter storm watch at Dec 2, 2011, 12:13 PM CST for 8 counties in Minnesota; 6 counties in Wisconsin. It took effect at Dec 3, 2011, 6:00 AM CST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 2, 2011, 12:13 PM CST (18:13 UTC)
- In effect from
- Dec 3, 2011, 6:00 AM CST
- Expired
- Dec 3, 2011, 3:04 AM CST
- In force
- Issued by
- NWS Twin Cities, MN
Counties Blue Earth County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Martin County, MN, Rice County, MN, Steele County, MN, Waseca County, MN, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Rusk County, WI
The radar
The Minneapolis radar (KMPX), 81 km from the middle of the area, began a volume at 18:13 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, 6.2 hours before the alert went out and 84 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
- 1290 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 103 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
621 WWUS43 KMPX 021813 WSWMPX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1213 PM CST FRI DEC 2 2011 ...SNOW DEVELOPING ACROSS SOUTH CENTRAL MINNESOTA INTO WEST CENTRAL WISCONSIN SATURDAY AND SATURDAY NIGHT .THE POTENTIAL FOR 6 INCHES OR MORE OF SNOW ACCUMULATION IS INCREASING FOR A PORTION OF SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN. A WINTER STORM WATCH HAS BEEN ISSUED FOR THAT AREA EAST OF A LINE FROM FAIRMONT...RED WING AND LADYSMITH...FOR SATURDAY AND SATURDAY NIGHT. THE SNOW IS EXPECTED TO DEVELOP SATURDAY MORNING ACROSS SOUTHERN MINNESOTA AND SPREAD EAST SATURDAY AFTERNOON. THE HEAVIER SNOW SHOULD DEVELOP BY AFTERNOON OVER SOUTHERN MINNESOTA AND THEN AFFECT EAST CENTRAL MINNESOTA AND WESTERN WISCONSIN BY LATE AFTERNOON OR EARLY EVENING. LESSER ACCUMULATION IS EXPECTED TO OCCUR OVER EASTERN CENTRAL MINNESOTA...WITH ONE TO THREE INCHES OF SNOW ANTICIPATED. STAY TUNED FOR LATER UPDATES CONCERNING THIS LATEST SNOW EVENT. MNZ077-078-083>085-091>093-WIZ016-024>028-030215- /O.NEW.KMPX.WS.A.0007.111203T1200Z-111204T1200Z/ RICE-GOODHUE-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN- RUSK-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...FARIBAULT...RED WING...MANKATO... WASECA...OWATONNA...FAIRMONT...BLUE EARTH...ALBERT LEA... LADYSMITH...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 1213 PM CST FRI DEC 2 2011 ...WINTER STORM WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY NIGHT... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY NIGHT. * TIMING...SNOW IS EXPECTED SPREAD NORTHEAST ACROSS THE AREA SATURDAY MORNING. THE BULK OF THE ACCUMULATING SNOW IS EXPECTED LATER SATURDAY AFTERNOON INTO SATURDAY EVENING. * MAIN IMPACT...SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE. * OTHER IMPACTS...SNOW COVERED ROADS AND REDUCED VISIBILITIES CAN BE EXPECTED SATURDAY AND SATURDAY NIGHT MAKING FOR HAZARDOUS TRAVEL AND LONGER TRAVEL TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
2 follow-up statements
452 WWUS43 KMPX 030309 WSWMPX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 909 PM CST FRI DEC 2 2011 ...SNOW DEVELOPING ACROSS SOUTH CENTRAL MINNESOTA INTO WEST CENTRAL WISCONSIN SATURDAY AND SATURDAY NIGHT... .THE POTENTIAL FOR 6 INCHES OR MORE OF SNOW ACCUMULATION IS BECOMING LIKELY OVER A PORTION OF SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN. A WINTER STORM WATCH REMAINS IN EFFECT FOR THAT AREA EAST OF A LINE FROM FAIRMONT...RED WING AND LADYSMITH...FOR SATURDAY AND SATURDAY NIGHT. THE SNOW IS EXPECTED TO DEVELOP SATURDAY MORNING ACROSS SOUTHERN MINNESOTA AND SPREAD EAST SATURDAY AFTERNOON. THE HEAVIER SNOW SHOULD DEVELOP BY AFTERNOON OVER SOUTHERN MINNESOTA AND THEN AFFECT EAST CENTRAL MINNESOTA AND WESTERN WISCONSIN BY LATE AFTERNOON OR EARLY EVENING. LESSER ACCUMULATION IS EXPECTED TO OCCUR OVER EASTERN CENTRAL MINNESOTA...WITH ONE TO THREE INCHES OF SNOW ANTICIPATED. STAY TUNED FOR LATER UPDATES CONCERNING THIS LATEST SNOW EVENT. MNZ077-078-083>085-091>093-WIZ016-024>028-031115- /O.CON.KMPX.WS.A.0007.111203T1200Z-111204T1200Z/ RICE-GOODHUE-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN- RUSK-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...FARIBAULT...RED WING...MANKATO... WASECA...OWATONNA...FAIRMONT...BLUE EARTH...ALBERT LEA... LADYSMITH...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 909 PM CST FRI DEC 2 2011 ...WINTER STORM WATCH REMAINS IN EFFECT FROM 6 AM CST SATURDAY THROUGH LATE SATURDAY NIGHT... A WINTER STORM WATCH REMAINS IN EFFECT FROM 6 AM CST SATURDAY THROUGH LATE SATURDAY NIGHT. * TIMING...SNOW IS EXPECTED SPREAD NORTHEAST ACROSS THE AREA SATURDAY MORNING. THE BULK OF THE ACCUMULATING SNOW IS EXPECTED LATER SATURDAY AFTERNOON INTO SATURDAY EVENING. * MAIN IMPACT...SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE. * OTHER IMPACTS...SNOW COVERED ROADS AND REDUCED VISIBILITIES CAN BE EXPECTED SATURDAY AND SATURDAY NIGHT MAKING FOR HAZARDOUS TRAVEL AND LONGER TRAVEL TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
456 WWUS43 KMPX 030904 WSWMPX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 304 AM CST SAT DEC 3 2011 ...ACCUMULATING SNOW DEVELOPING THIS AFTERNOON AND CONTINUING TONIGHT.. .A WINTER WEATHER ADVISORY HAS BEEN ISSUED FOR THIS AFTERNOON AND TONIGHT FOR MUCH OF EASTERN AND SOUTHERN MINNESOTA...AS WELL AS WEST CENTRAL WISCONSIN. THIS ADVISORY AREA IS ALONG AND EAST OF A LINE FROM FAIRMONT TO NEW ULM TO ST. MICHAEL TO RUSH CITY. THIS ADVISORY INCLUDES THE TWIN CITIES METRO AREA. SNOW WILL DEVELOP ACROSS THE ADVISORY AREA THIS AFTERNOON. THE SNOW WILL CONTINUE THROUGH MUCH OF TONIGHT BEFORE TAPERING OFF TO FLURRIES TOWARD DAYBREAK SUNDAY. SNOW ACCUMULATIONS OF 2 TO 4 INCHES ARE LIKELY FROM NEW ULM THROUGH THE TWIN CITIES TO RUSH CITY AND LUCK WISCONSIN. FOUR TO LOCALLY 6 INCH AMOUNTS ARE EXPECTED FROM FAIRMONT AND ALBERT LEA ON NORTHEAST THROUGH FARIBAULT...RED WING...NEW RICHMOND...EAU CLAIRE...RICE LAKE AND LADYSMITH. THE SNOW THIS AFTERNOON AND TONIGHT IS ASSOCIATED WITH A LOW PRESSURE SYSTEM OVER THE CENTRAL PLAINS. THE LOW WILL MOVE TO EASTERN WISCONSIN BY SUNDAY MORNING. MNZ077-078-083>085-091>093-WIZ016-024>028-031715- /O.UPG.KMPX.WS.A.0007.111203T1200Z-111204T1200Z/ /O.NEW.KMPX.WW.Y.0040.111203T1800Z-111204T1200Z/ RICE-GOODHUE-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN- RUSK-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...FARIBAULT...RED WING...MANKATO... WASECA...OWATONNA...FAIRMONT...BLUE EARTH...ALBERT LEA... LADYSMITH...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE... DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 304 AM CST SAT DEC 3 2011 ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 6 AM CST SUNDAY... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM NOON TODAY TO 6 AM CST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW WILL DEVELOP ACROSS THE AREA THIS AFTERNOON AND CONTINUE TONIGHT. MUCH OF THE ACCUMULATING SNOW WILL BE DURING THE AFTERNOON AND EVENING HOURS. * MAIN IMPACT...SNOW ACCUMULATIONS OF 4 TO LOCALLY 6 INCHES LIKELY. * OTHER IMPACTS...SNOW COVERED ROADS AND REDUCED VISIBILITIES CAN BE EXPECTED SATURDAY AFTERNOON AND SATURDAY NIGHT...MAKING FOR HAZARDOUS TRAVEL AND LONGER TRAVEL TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.| && $$ MNZ053-060>063-067>070-074>076-082-WIZ014-015-023-031715- /O.NEW.KMPX.WW.Y.0040.111203T1800Z-111204T1200Z/ CHISAGO-HENNEPIN-ANOKA-RAMSEY-WASHINGTON-SIBLEY-CARVER-SCOTT- DAKOTA-BROWN-NICOLLET-LE SUEUR-WATONWAN-POLK-BARRON-ST. CROIX- INCLUDING THE CITIES OF...CENTER CITY...MINNEAPOLIS...BLAINE... ST. PAUL...STILLWATER...GAYLORD...CHASKA...SHAKOPEE... BURNSVILLE...NEW ULM...ST. PETER...LE SUEUR...ST. JAMES...AMERY... BALSAM LAKE...RICE LAKE...BARRON...HUDSON...NEW RICHMOND 304 AM CST SAT DEC 3 2011 ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 6 AM CST SUNDAY... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM NOON TODAY TO 6 AM CST SUNDAY. * TIMING...SNOW WILL DEVELOP ACROSS THE AREA THIS AFTERNOON AND CONTINUE TONIGHT. MUCH OF THE ACCUMULATING SNOW WILL BE DURING THE AFTERNOON AND EVENING HOURS. * MAIN IMPACT...SNOW ACCUMULATIONS OF 2 TO 4 INCHES LIKELY. * OTHER IMPACTS...SNOW COVERED ROADS AND REDUCED VISIBILITIES CAN BE EXPECTED SATURDAY AFTERNOON AND SATURDAY NIGHT...MAKING FOR HAZARDOUS TRAVEL AND LONGER TRAVEL TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.| && $$ RAH/JLT
Nearby
Winter Storm Watches in Minnesota, 2011Winter Storm Watches in Wisconsin, 2011Every winter storm watch 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.