Alert archive / Wisconsin / Winter Storm Watches in 2016
Winter Storm Watch 2, NWS La Crosse, WI
NWS La Crosse, WI issued this winter storm watch at Mar 21, 2016, 3:45 PM CDT for 12 counties in Wisconsin; 7 counties in Minnesota; 6 counties in Iowa. It took effect at Mar 23, 2016, 9:00 AM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Mar 21, 2016, 3:45 PM CDT (20:45 UTC)
- In effect from
- Mar 23, 2016, 9:00 AM CDT
- Expired
- Mar 23, 2016, 4:04 AM CDT
- In force
- Issued by
- NWS La Crosse, WI
All 25 counties
Allamakee County, IA, Chickasaw County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN, Adams County, WI, Buffalo County, WI, Clark County, WI, Crawford County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Richland County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI
The radar
The La Crosse radar (KARX), 26 km from the middle of the area, began a volume at 20:44 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, 8.8 hours before the alert went out and 201 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
- 1109 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 181 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
002 WWUS43 KARX 212045 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 345 PM CDT MON MAR 21 2016 ...MID WEEK STORM EXPECTED TO BRING HEAVY WET SNOW... .A WINTER STORM IS EXPECTED TO TRACK THROUGH THE REGION STARTING WEDNESDAY AND COULD BRING AN AREA OF HEAVY SNOW. WHILE THE EXACT STORM TRACK IS STILL IN QUESTION...IT APPEARS MORE LIKELY THAT A BAND OF 6 TO 11 INCHES OF SNOW IS POSSIBLE...ESPECIALLY FROM SOUTHERN MINNESOTA INTO CENTRAL WISCONSIN. AGAIN...THIS COULD SHIFT SLIGHTLY AS THE STORM MOVES CLOSER. TRAVEL ON WEDNESDAY WILL LIKELY BECOME DIFFICULT TO HAZARDOUS. SNOW COULD START NORTH OF INTERSTATE 90 FIRST AND THEN TRANSITION IN OTHER AREAS AS COLDER AIR MOVES IN DURING THE DAY. WEDNESDAY EVENING COULD SEE HEAVY SNOW FALLING IN MANY LOCATIONS. AND THERE COULD BE SOME THUNDERSTORMS MIXED IN AT TIMES. MNZ079-WIZ017-029-032>034-220700- /O.NEW.KARX.WS.A.0002.160323T1400Z-160324T1700Z/ WABASHA-TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS 345 PM CDT MON MAR 21 2016 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING. * SNOW IS POSSIBLE FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE POSSIBLE. * SIGNIFICANT REDUCTIONS IN VISIBILITY ARE POSSIBLE. * PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ008>011-018-019-MNZ086>088-094>096-WIZ041>044-053>055-220700- /O.NEW.KARX.WS.A.0002.160323T2100Z-160324T1700Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-DODGE- OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... ROCHESTER...WINONA...AUSTIN...LA CROSSE...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER 345 PM CDT MON MAR 21 2016 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. * SNOW IS POSSIBLE FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 7 TO 11 INCHES ARE POSSIBLE. * SIGNIFICANT REDUCTIONS IN VISIBILITY ARE POSSIBLE. * PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ SHEA/DAS
6 follow-up statements
513 WWUS43 KARX 220236 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 936 PM CDT MON MAR 21 2016 ...HEAVY WET SNOW EXPECTED FROM EARLY SPRING STORM... .A ROUND OF HEAVY WET SNOW IS EXPECTED DURING THE MIDDLE OF THE WEEK FROM AN EARLY SPRING STORM. THERE IS STILL UNCERTAINTY ON THE EXACT TRACK OF THE STORM AND WHERE THE HEAVIEST SNOW WILL FALL...BUT IT APPEARS A BAND OF 6 TO 11 INCHES WILL BE POSSIBLE. AT THIS TIME...THE MOST LIKELY LOCATIONS TO RECEIVE THIS HEAVY SNOW ARE FROM SOUTHERN MINNESOTA INTO CENTRAL WISCONSIN...BUT THIS COULD SHIFT BASED ON THE STORM TRACK. TRAVEL WEDNESDAY WILL LIKELY BECOME DIFFICULT AND MAY BECOME HAZARDOUS WEDNESDAY EVENING WHEN THE HEAVIEST SNOW IS EXPECTED TO FALL. SNOW WILL START NORTH OF INTERSTATE 90 FIRST AND THEN WORK SOUTH INTO OTHER AREAS AS COLDER AIR MOVES IN. WEDNESDAY EVENING COULD SEE HEAVY SNOW FALLING IN MANY LOCATIONS. THERE COULD ALSO BE SOME THUNDERSTORMS MIXED IN AT TIMES. MNZ079-WIZ017-029-032>034-221045- /O.CON.KARX.WS.A.0002.160323T1400Z-160324T1700Z/ WABASHA-TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS 936 PM CDT MON MAR 21 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * SNOW IS POSSIBLE FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE POSSIBLE. * SIGNIFICANT REDUCTIONS IN VISIBILITY ARE POSSIBLE. * PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ008>011-018-019-MNZ086>088-094>096-WIZ041>044-053>055-221045- /O.CON.KARX.WS.A.0002.160323T2100Z-160324T1700Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-DODGE- OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... ROCHESTER...WINONA...AUSTIN...LA CROSSE...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER 936 PM CDT MON MAR 21 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... * SNOW IS POSSIBLE FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 7 TO 11 INCHES ARE POSSIBLE. * SIGNIFICANT REDUCTIONS IN VISIBILITY ARE POSSIBLE. * PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ 04
415 WWUS43 KARX 220905 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 405 AM CDT TUE MAR 22 2016 ...HEAVY WET SNOW EXPECTED FROM EARLY SPRING STORM... .A ROUND OF HEAVY WET SNOW IS EXPECTED TO DEVELOP WEDNESDAY INTO WEDNESDAY NIGHT...AS A STRONG EARLY SPRING STORM CROSSES THE REGION. THERE REMAINS SOME UNCERTAINTY ON THE EXACT TRACK OF THIS STORM AND WHERE THE HEAVIEST SNOW WILL FALL...BUT IT APPEARS A BAND OF 6 TO 10 INCHES WITH EVEN LOCALLY HIGHER AMOUNTS WILL BE POSSIBLE. AT THIS TIME...THE MOST LIKELY LOCATIONS TO RECEIVE THIS HEAVY SNOW ARE FROM SOUTHERN MINNESOTA INTO CENTRAL WISCONSIN...BUT THIS COULD SHIFT BASED ON THE STORM TRACK. SNOW IS FIRST EXPECTED TO BEGIN NORTH OF INTERSTATE 90 ON WEDNESDAY AND THEN SPREAD SOUTH INTO THE AFTERNOON AND EVENING AS MUCH COLDER AIR ARRIVES. TRAVEL LATER WEDNESDAY AFTERNOON INTO WEDNESDAY EVENING WILL LIKELY BECOME HAZARDOUS AND MAY BECOME DANGEROUS AT TIMES WEDNESDAY NIGHT WHEN THE HEAVIEST SNOW IS EXPECTED TO FALL. MNZ079-WIZ017-029-032>034-222000- /O.CON.KARX.WS.A.0002.160323T1400Z-160324T1700Z/ WABASHA-TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS 405 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * SNOW IS POSSIBLE FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING. PRECIPITATION MAY BEGIN AS A PERIOD OF RAIN... FREEZING RAIN...AND SLEET LATE TONIGHT INTO WEDNESDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 7 TO 10 INCHES AND ICE ACCUMULATIONS OF A GLAZE ARE POSSIBLE. * SIGNIFICANT REDUCTIONS IN VISIBILITY ARE POSSIBLE. * PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ008>011-018-019-MNZ086>088-094>096-WIZ041>044-053>055-222000- /O.CON.KARX.WS.A.0002.160323T2100Z-160324T1700Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-DODGE- OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... ROCHESTER...WINONA...AUSTIN...LA CROSSE...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER 405 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... * SNOW IS POSSIBLE FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. SNOW WILL LIKELY BEGIN AS A PERIOD OF RAIN OR FREEZING RAIN ON WEDNESDAY. * TOTAL SNOW ACCUMULATIONS OF 5 TO 9 INCHES AND ICE ACCUMULATIONS OF A GLAZE ARE POSSIBLE. * SIGNIFICANT REDUCTIONS IN VISIBILITY ARE POSSIBLE. * PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ LAWRENCE
491 WWUS43 KARX 221549 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1049 AM CDT TUE MAR 22 2016 ...STRONG SPRING STORM TO BRING WINTER WEATHER BACK... .A BIG CHANGE IN THE WEATHER WILL OCCUR ON WEDNESDAY INTO EARLY THURSDAY MORNING AS COLDER AIR MOVES IN...ALONG WITH ABUNDANT MOISTURE. SNOW OR A RAIN AND SNOW MIX...WILL DEVELOP NEAR OR NORTH OF I-90 WEDNESDAY...WITH PERIODS OF HEAVY SNOW POSSIBLE FOR ALL AREAS IN THE WINTER STORM WATCH WEDNESDAY NIGHT INTO THURSDAY MORNING. CHALLENGES REMAIN ON WHERE THE HEAVIEST PRECIPITATION WILL OCCUR...IN CONCERT WITH COLD ENOUGH TEMPERATURES FOR HEAVY SNOW. IT APPEARS A BAND OF 6 TO 10 INCHES WITH EVEN LOCALLY HIGHER AMOUNTS WILL BE POSSIBLE...WITH THE MOST LIKELY LOCATIONS FROM SOUTHERN MINNESOTA INTO CENTRAL WISCONSIN. MNZ079-WIZ017-029-032>034-222200- /O.CON.KARX.WS.A.0002.160323T1400Z-160324T1700Z/ WABASHA-TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS 1049 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * A SNOW...OR RAIN AND SNOW MIX...IS EXPECTED FOR MOST OF WEDNESDAY...WITH HEAVIER ACCUMULATING SNOW AND FREEZING DRIZZLE WEDNESDAY NIGHT THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 7 TO 10 INCHES AND ICE ACCUMULATIONS OF A GLAZE ARE POSSIBLE. * SNOW RATES OF 1 TO 2 INCHES PER HOUR ARE POSSIBLE WEDNESDAY NIGHT. * PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ008>011-018-019-MNZ086>088-094>096-WIZ041>044-053>055-222200- /O.CON.KARX.WS.A.0002.160323T2100Z-160324T1700Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-DODGE- OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... ROCHESTER...WINONA...AUSTIN...LA CROSSE...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER 1049 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... * SNOW AND FREEZING DRIZZLE ARE POSSIBLE FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 5 TO 9 INCHES AND ICE ACCUMULATIONS OF A GLAZE ARE POSSIBLE. * SNOW RATES OF 1 TO 2 INCHES PER HOUR ARE POSSIBLE WEDNESDAY NIGHT. * PLAN ON DIFFICULT DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ BAUMGARDT
926 WWUS43 KARX 222027 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 327 PM CDT TUE MAR 22 2016 ...HEAVY SNOW STILL ON TRACK FOR PARTS OF THE AREA... .A STORM SYSTEM WILL BRING A MIX OF WINTRY PRECIPITATION TO THE REGION STARTING LATE TONIGHT...AND LASTING THROUGH THURSDAY MORNING. ON WEDNESDAY SNOW WILL BE MAINLY CONFINED TO AREAS NORTH OF INTERSTATE 90...WITH RAIN AND A FEW THUNDERSTORMS SOUTH OF THERE. BETWEEN THE TWO A WINTRY MIX WILL OCCUR BUT ICING SHOULD BE MINIMAL. AS WE HEAD INTO WEDNESDAY EVENING...MOST OF THE PRECIPITATION WILL CHANGE OVER TO ALL SNOW AND SNOWFALL RATES WILL INCREASE...ESPECIALLY ACROSS SOUTHERN MINNESOTA INTO CENTRAL WISCONSIN. SNOWFALL OF 8 TO 12 INCHES IS POSSIBLE BY THURSDAY MORNING ACROSS MAINLY SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN. SNOWFALL AMOUNTS SOUTH AND SOUTHEAST OF LA CROSSE WILL GENERALLY BE LOWER. MNZ086>088-230630- /O.UPG.KARX.WS.A.0002.160323T2100Z-160324T1700Z/ /O.NEW.KARX.WS.W.0003.160323T1700Z-160324T1700Z/ DODGE-OLMSTED-WINONA- INCLUDING THE CITIES OF...ROCHESTER...WINONA 327 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING IN EFFECT FROM NOON WEDNESDAY TO NOON CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM NOON WEDNESDAY TO NOON CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * EXPECT A WINTRY MIX TO DEVELOP WEDNESDAY AND THEN TURN TO ALL SNOW AS THE DAY WEARS ON. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 11 PM AND 5 AM THURSDAY. * TOTAL SNOW ACCUMULATIONS OF 8 TO 14 INCHES AND LIGHT ICING ARE EXPECTED. * LOOK FOR SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES. * TRAVEL WILL BE VERY DIFFICULT TO IMPOSSIBLE...INCLUDING DURING THE MORNING COMMUTE ON THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET AND ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$ MNZ079-WIZ017-029-032>034-230630- /O.UPG.KARX.WS.A.0002.160323T1400Z-160324T1700Z/ /O.NEW.KARX.WS.W.0003.160323T1700Z-160324T1700Z/ WABASHA-TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS 327 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING IN EFFECT FROM NOON WEDNESDAY TO NOON CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM NOON WEDNESDAY TO NOON CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * EXPECT SNOW OR A WINTRY MIX TO DEVELOP WEDNESDAY MORNING...AND TURN TO ALL SNOW GOING INTO WEDNESDAY EVENING. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 1 AM AND 7 AM THURSDAY. * TOTAL SNOW ACCUMULATIONS OF 7 TO 12 INCHES AND A GLAZE OF ICE ACCUMULATIONS ARE EXPECTED. * LOOK FOR SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES. * TRAVEL WILL BE VERY DIFFICULT TO IMPOSSIBLE...INCLUDING DURING THE MORNING COMMUTE ON THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET AND ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$ IAZ008-009-018-019-MNZ094>096-WIZ041>044-053-230630- /O.UPG.KARX.WS.A.0002.160323T2100Z-160324T1700Z/ /O.NEW.KARX.WS.W.0003.160323T2300Z-160324T1700Z/ MITCHELL-HOWARD-FLOYD-CHICKASAW-MOWER-FILLMORE-HOUSTON-LA CROSSE- MONROE-JUNEAU-ADAMS-VERNON- INCLUDING THE CITIES OF...CHARLES CITY...AUSTIN...LA CROSSE... SPARTA/TOMAH...MAUSTON...VIROQUA 327 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING IN EFFECT FROM 6 PM WEDNESDAY TO NOON CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM WEDNESDAY TO NOON CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * EXPECT A WINTRY MIX TO DEVELOP WEDNESDAY...CHANGING OVER TO ALL SNOW GOING INTO WEDNESDAY EVENING. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 1 AM AND 7 AM THURSDAY. * TOTAL SNOW ACCUMULATIONS OF 5 TO 10 INCHES AND LIGHT ICING ARE EXPECTED. * LOOK FOR SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES. * TRAVEL WILL BE VERY DIFFICULT TO IMPOSSIBLE...INCLUDING DURING THE MORNING COMMUTE ON THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET AND ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$ IAZ010-011-WIZ054-055-230630- /O.EXT.KARX.WS.A.0002.160323T2300Z-160324T1700Z/ WINNESHIEK-ALLAMAKEE-CRAWFORD-RICHLAND- INCLUDING THE CITIES OF...DECORAH...WAUKON...PRAIRIE DU CHIEN... RICHLAND CENTER 327 PM CDT TUE MAR 22 2016 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING... THE WINTER STORM WATCH IS NOW IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING. * SNOW AND FREEZING RAIN ARE POSSIBLE FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 3 TO 7 INCHES AND LIGHT ICING ARE POSSIBLE. * SIGNIFICANT REDUCTIONS IN VISIBILITY ARE POSSIBLE. * THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ SHEA
344 WWUS43 KARX 230213 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 913 PM CDT TUE MAR 22 2016 ...HEAVY SNOW EXPECTED FOR PARTS OF THE AREA WEDNESDAY NIGHT... .A SPRING SNOW STORM WILL BRING RAIN...A WINTRY MIX AND HEAVY SNOW TO THE REGION WEDNESDAY INTO THURSDAY MORNING. THE SNOW WILL BE MAINLY CONFINED TO AREAS NORTH OF INTERSTATE 90 WEDNESDAY...WITH RAIN AND A FEW THUNDERSTORMS SOUTH OF THERE. BETWEEN THE TWO A WINTRY MIX WILL OCCUR BUT ICING SHOULD BE MINIMAL. BY WEDNESDAY EVENING MOST OF THE PRECIPITATION WILL BE ALL SNOW...WITH 1 INCH PER HOUR SNOWFALL RATES LIKELY... ESPECIALLY ACROSS SOUTHERN MINNESOTA INTO CENTRAL WISCONSIN. 8 TO 14 INCHES OF SNOW IS EXPECTED BY THURSDAY MORNING ACROSS MAINLY SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN. SOUTH AND SOUTHEAST OF LA CROSSE AMOUNTS WILL GENERALLY BE LOWER. MNZ079-086>088-WIZ017-029-032>034-231015- /O.CON.KARX.WS.W.0003.160323T1700Z-160324T1700Z/ WABASHA-DODGE-OLMSTED-WINONA-TAYLOR-CLARK-BUFFALO-TREMPEALEAU- JACKSON- INCLUDING THE CITIES OF...ROCHESTER...WINONA...MEDFORD... NEILLSVILLE...BLACK RIVER FALLS 913 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON WEDNESDAY TO NOON CDT THURSDAY... * A WINTRY MIX EARLY WEDNESDAY...TURNING OVER TO ALL SNOW AS THE DAY WEARS ON. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 11 PM AND 5 AM THURSDAY. * TOTAL SNOW ACCUMULATIONS OF 8 TO 14 INCHES AND LIGHT ICING ARE EXPECTED. * LOOK FOR SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES. * TRAVEL WILL BE VERY DIFFICULT TO IMPOSSIBLE...INCLUDING DURING THE MORNING COMMUTE ON THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET AND ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$ IAZ008-009-018-019-MNZ094>096-WIZ041>044-053-231015- /O.CON.KARX.WS.W.0003.160323T2300Z-160324T1700Z/ MITCHELL-HOWARD-FLOYD-CHICKASAW-MOWER-FILLMORE-HOUSTON-LA CROSSE- MONROE-JUNEAU-ADAMS-VERNON- INCLUDING THE CITIES OF...CHARLES CITY...AUSTIN...LA CROSSE... SPARTA/TOMAH...MAUSTON...VIROQUA 913 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO NOON CDT THURSDAY... * WINTRY MIX EARLY WEDNESDAY...CHANGING OVER TO ALL SNOW GOING INTO WEDNESDAY EVENING. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 1 AM AND 7 AM THURSDAY. * TOTAL SNOW ACCUMULATIONS OF 5 TO 10 INCHES AND LIGHT ICING ARE EXPECTED. * LOOK FOR SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES. * TRAVEL WILL BE VERY DIFFICULT TO IMPOSSIBLE...INCLUDING DURING THE MORNING COMMUTE ON THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET AND ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$ IAZ010-011-WIZ054-055-231015- /O.CON.KARX.WS.A.0002.160323T2300Z-160324T1700Z/ WINNESHIEK-ALLAMAKEE-CRAWFORD-RICHLAND- INCLUDING THE CITIES OF...DECORAH...WAUKON...PRAIRIE DU CHIEN... RICHLAND CENTER 913 PM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING... * SNOW AND FREEZING RAIN ARE POSSIBLE FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS OF 3 TO 7 INCHES AND LIGHT ICING ARE POSSIBLE. * SIGNIFICANT REDUCTIONS IN VISIBILITY ARE POSSIBLE. * THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ RIECK
023 WWUS43 KARX 230904 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 404 AM CDT WED MAR 23 2016 ...HEAVY SNOW EXPECTED FOR MUCH OF THE AREA WEDNESDAY NIGHT... .AN EARLY SPRING WINTRY STORM WILL BRING RAIN...HEAVY SNOW...AND MIXED PRECIPITATION TO THE REGION TODAY THROUGH THURSDAY MORNING. FOR THE DAYLIGHT HOURS TODAY...ANY ACCUMULATING SNOWFALL WILL BE CONFINED MAINLY TO AREAS ALONG AND NORTH OF INTERSTATE 90...WITH PERIODS OF MIXED RAIN...SLEET...AND SNOW TO THE SOUTH. BY THIS EVENING AND TONIGHT...A ROUND OF HEAVY SNOW IS EXPECTED TO SWEEP THROUGH MUCH OF THE AREA...BRINGING A PERIOD OF HIGH SNOWFALL RATES UP TO 2 INCHES PER HOUR...WITH SOME THUNDER ALSO POSSIBLE. IN TOTAL...7 TO 14 INCHES OF SNOW IS EXPECTED BY MID MORNING THURSDAY ACROSS MAINLY SOUTHEAST MINNESOTA INTO CENTRAL WISCONSIN. SOUTH AND SOUTHEAST OF LA CROSSE AMOUNTS WILL GENERALLY BE LOWER...WITH ONLY LIGHT ACCUMULATIONS EXPECTED CLOSER TO DUBUQUE. IAZ010-231800- /O.UPG.KARX.WS.A.0002.160323T2300Z-160324T1700Z/ /O.EXA.KARX.WS.W.0003.160323T2300Z-160324T1700Z/ WINNESHIEK- INCLUDING THE CITY OF...DECORAH 404 AM CDT WED MAR 23 2016 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO NOON CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * EXPECT PERIODS OF RAIN TO DEVELOP TODAY...BECOMING A WINTRY MIX THIS EVENING BEFORE CHANGING TO SNOW TONIGHT. SNOW WILL TAPER OFF THURSDAY MORNING. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 10 PM AND 7 AM THURSDAY...WITH RATES OF 1 TO 2 INCHES PER HOUR POSSIBLE AT TIMES. * TOTAL SNOW ACCUMULATIONS OF 5 TO 8 INCHES AND ICE ACCUMULATIONS OF A LIGHT ICING ARE EXPECTED. * LOOK FOR SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES. * HAZARDOUS TRAVEL IS LIKELY...PARTICULARLY DURING THE THURSDAY MORNING COMMUTE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET AND ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$ MNZ079-086>088-WIZ017-029-032>034-231800- /O.CON.KARX.WS.W.0003.160323T1700Z-160324T1700Z/ WABASHA-DODGE-OLMSTED-WINONA-TAYLOR-CLARK-BUFFALO-TREMPEALEAU- JACKSON- INCLUDING THE CITIES OF...ROCHESTER...WINONA...MEDFORD... NEILLSVILLE...BLACK RIVER FALLS 404 AM CDT WED MAR 23 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO NOON CDT THURSDAY... * EXPECT A WINTRY MIX TO DEVELOP TODAY...BECOMING ALL SNOW THIS EVENING AND TONIGHT. SNOW WILL TAPER OFF THURSDAY MORNING. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 10 PM THIS EVENING AND 7 AM THURSDAY...WITH RATES OF 1 TO 2 INCHES PER HOUR POSSIBLE AT TIMES. * TOTAL SNOW ACCUMULATIONS OF 8 TO 14 INCHES AND ICE ACCUMULATIONS OF A GLAZE ARE EXPECTED. * LOOK FOR SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES. * TRAVEL WILL BE VERY DIFFICULT TO IMPOSSIBLE...INCLUDING DURING THE MORNING COMMUTE ON THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET AND ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$ IAZ008-009-018-019-MNZ094>096-WIZ041>044-053-231800- /O.CON.KARX.WS.W.0003.160323T2300Z-160324T1700Z/ MITCHELL-HOWARD-FLOYD-CHICKASAW-MOWER-FILLMORE-HOUSTON-LA CROSSE- MONROE-JUNEAU-ADAMS-VERNON- INCLUDING THE CITIES OF...CHARLES CITY...AUSTIN...LA CROSSE... SPARTA/TOMAH...MAUSTON...VIROQUA 404 AM CDT WED MAR 23 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON CDT THURSDAY... * EXPECT PERIODS OF RAIN TO DEVELOP TODAY...BECOMING A WINTRY MIX THIS EVENING AND ALL SNOW TONIGHT. SNOW WILL TAPER OFF THURSDAY MORNING. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 10 PM AND 7 AM THURSDAY...WITH RATES OF 1 TO 2 INCHES PER HOUR AT TIMES. * TOTAL SNOW ACCUMULATIONS OF 7 TO 14 INCHES AND ICE ACCUMULATIONS OF A LIGHT ICING ARE EXPECTED. * LOOK FOR SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES. * TRAVEL WILL BE VERY DIFFICULT TO IMPOSSIBLE...INCLUDING DURING THE MORNING COMMUTE ON THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET AND ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$ IAZ011-WIZ054-055-231800- /O.UPG.KARX.WS.A.0002.160323T2300Z-160324T1700Z/ /O.NEW.KARX.WW.Y.0010.160323T2300Z-160324T1700Z/ ALLAMAKEE-CRAWFORD-RICHLAND- INCLUDING THE CITIES OF...WAUKON...PRAIRIE DU CHIEN... RICHLAND CENTER 404 AM CDT WED MAR 23 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER WEATHER ADVISORY FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO NOON CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * EXPECT PERIODS OF RAIN TO DEVELOP TODAY...BECOMING A WINTRY MIX THIS EVENING AND ALL SNOW OVERNIGHT. SNOW WILL TAPER OFF THURSDAY MORNING. * THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN MIDNIGHT AND 7 AM THURSDAY. * TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES AND ICE ACCUMULATIONS OF A GLAZE ARE EXPECTED. * LOOK FOR REDUCED VISIBILITIES AT TIMES. * TRAVEL IS LIKELY TO BECOME VERY DIFFICULT WEDNESDAY NIGHT THROUGH THE THURSDAY MORNING COMMUTE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1. && $$
What forecasters said that day
The local office's own words before this winter storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS La Crosse, WI wrote its last area forecast discussion before this winter storm watch went out at Mar 21, 3:42 PM CDT, 3 minutes earlier.
Area forecast discussion, Mar 21, 3:42 PM CDT, 3 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
342 PM CDT MON MAR 21 2016
.SHORT TERM...(TONIGHT THROUGH TUESDAY NIGHT)
ISSUED AT 342 PM CDT MON MAR 21 2016
THE QUIET BEFORE THE STORM IN THE NEAR TERM.
HIGH PRESSURE DRIFTING OFF HAS ALLOWED RETURN FLOW TO SET UP IN
WARMING REGIME. AIRMASS REMAINS QUITE DRY SO OUTSIDE OF SOME MID AND
HIGH LEVEL CLOUDS STREAMING OVER RIDGE...FAIRLY QUIET WEATHER GOING
ON TONIGHT. THERE IS A WEAK UPPER WAVE IN NORTHWEST FLOW PASSING BY
TO THE NORTH...AND SOME MID LEVEL WARM AIR ADVECTION SO SOME
QUESTION IF ANY LIGHT PRECIPITATION COULD FALL. KEPT MINOR CHANCES
IN FAR NORTH BUT BULK OF ANY THREAT SHOULD REMAIN OVER NORTHEAST
WISCONSIN.
ON TUESDAY STRONGER WAVE WILL BEGIN PASSING THROUGH THE CENTRAL
ROCKIES INTO THE HIGH CENTRAL PLAINS. THIS WILL PRODUCE MORE WARM
AIR ADVECTION/ISENTROPIC LIFT INTO OUR AREA...AIDING IN THE
SATURATION PROCESS/INCREASE IN CLOUD COVER.
WILL SEE THE LIKELIHOOD OF RAIN OR RAIN/SNOW MIX BREAKING OUT
TUESDAY NIGHT AS WEST/EAST MID-LEVEL FRONTOGENESIS INCREASES AND
850MB MOISTURE TRANSPORT FEEDS INTO THE AREA.
TEMPERATURE-WISE...PLAN ON LOWS TONIGHT IN THE 30S AND HIGHS TUESDAY
RANGING FROM THE UPPER 40S/NEAR 50 ACROSS NORTHERN WISCONSIN...TO
NEAR 60 ALONG/SOUTH OF I-90.
.LONG TERM...(WEDNESDAY THROUGH MONDAY)
ISSUED AT 342 PM CDT MON MAR 21 2016
FOR WEDNESDAY THROUGH THURSDAY...
MAIN CONCERN IS MAJOR WINTER STORM WEDNESDAY INTO THURSDAY.
WILL SEE A RAIN/SNOW MIX ACROSS MUCH OF THE AREA THROUGH
WEDNESDAY MORNING...BUT DYNAMIC COOLING TAKES PLACE FOR A FULL
TRANSITION TO SNOW ACROSS THE NORTH BY MID/LATE MORNING. TRANSITION FROM RAIN OR
RAIN/SNOW MIX TO SNOW LOOKS TO TAKE PLACE BY LATER IN THE AFTERNOON
AS THE COLUMN CONTINUES TO COOL IN STRENGTHENING DEFORMATION
ZONE/FRONTOGENESIS ACROSS THE REST OF THE AREA. IN ADDITION...MAY
SEE SOME THUNDER ALONG AND SOUTH OF I-90 AS ELEVATED INSTABILITY
SPREAD ACROSS THIS AREA.
STRONG/DEEP SURFACE LOW PRESSURE CENTER TO CONTINUE TRACKING
NORTHEAST ACROSS NORTHERN IL WEDNESDAY NIGHT INTO THURSDAY MORNING.
THIS KEEPS THE AREA IN A LONG DURATION MODERATE TO HEAVY
DEFORMATION SNOW BAND.
RIGHT NOW...THINKING 6-12 INCH SNOWFALL BAND IS POSSIBLE FROM
WEDNESDAY THROUGH THURSDAY WITH MODEL CONSENSUS PLACING THE HEAVIEST
SNOW AXIS FROM SOUTHEAST MN INTO CENTRAL WI. FAIRLY HIGH CONFIDENCE
THAT THE AREA WILL BE IMPACTED BY THIS STORM WITH SOME HEAVY SNOW
AMOUNTS...BUT TRACK OF THE LOW AND RESULTANT HEAVIEST SNOW BAND IS
FAR FROM SET IN STONE. AS SUCH...HOISTED A WINTER STORM WATCH FOR
THE MAJORITY OF THE FORECAST AREA FOR WEDNESDAY INTO THURSDAY. SEE
WWA SECTION BELOW FOR WATCH AREA AND TIMING.
FOR THURSDAY NIGHT THROUGH MONDAY...
MAIN FORECAST CONCERNS ARE PRECIPITATION CHANCES FRIDAY NIGHT INTO
SUNDAY AND TEMPERATURES THROUGH THE PERIOD. THE 21.12Z GFS/ECMWF/GEM
ARE IN GOOD AGREEMENT IN DIGGING UPPER LEVEL TROUGH AND DEVELOP
NORTHWEST FLOW ALOFT OVER THE NORTHERN PLAINS AND GREAT LAKES REGION
THROUGH THE PERIOD. THE BIGGEST DIFFERENCES BETWEEN THE 21.12Z
GFS/GEM/ECMWF IS TIMING OF THE SHORTWAVE TROUGH DIGGING THE UPPER
LEVEL TROUGH OVER THE GREAT LAKES REGION SATURDAY INTO SUNDAY. ALL
THE MODELS SHOW DECENT LIFT AND MOISTURE IN ASSOCIATION WITH THE
SHORTWAVE TROUGH. WILL CONTINUE MENTION OF PRECIPITATION CHANCES
FRIDAY NIGHT INTO SUNDAY. COOLER AIR ADVECTS INTO THE GREAT LAKES
REGION BEHIND SHORTWAVE TROUGH/SURFACE FEATURES THIS WEEKEND. THIS
WILL RESULT IN COOLER THAN NORMAL TEMPERATURES ACROSS THE FORECAST
AREA THIS WEEKEND AND INTO EARLY NEXT WEEK.
&&
.AVIATION...(FOR THE 18Z TAFS THROUGH 18Z TUESDAY AFTERNOON)
ISSUED AT 1224 PM CDT MON MAR 21 2016
VFR CONDITIONS EXPECTED TO CONTINUE AS DRY NORTHWEST FLOW GRADUALLY
BECOMES MORE ZONAL NEXT 24 HOURS. OUTSIDE OF SOME MID AND HIGH LEVEL
CLOUDS SPILLING OVER RIDGE...AND ASSOCIATED WITH WEAK WAVE PASSING
BY TO THE NORTH...NOT MUCH IN THE WAY OF WEATHER TO CONCERN AVIATION
INTERESTS. SLIGHT BACKING OF WINDS EXPECTED TONIGHT AND LATER
TUESDAY AS MORE SIGNIFICANT SYSTEM APPROACHES FOR MID WEEK.
CERTAINLY AVIATION CONDITIONS WILL WORSEN FOR LATER FORECASTS.
&&
.HYDROLOGY...
ISSUED AT 342 PM CDT MON MAR 21 2016
AREA RIVERS CONTINUE TO RUN HIGH FROM RECENT HEAVY RAINFALL. WITH
ADDITIONAL PRECIPITATION EXPECTED THIS WEEK...CONTINUE TO LOOK FOR
HIGHER THAN NORMAL WATER LEVELS. FLOOD WARNINGS CONTINUE FOR SEVERAL
POINTS ALONG THE MISSISSIPPI...THE WISCONSIN RIVER AT MUSCODA...AND
THE YELLOW RIVER AT NECEDAH. GET THE LATEST HYDROLOGY/FLOOD
INFORMATION ON OUR WEBSITE AT WWW.WEATHER.GOV/LACROSSE.
&&
.ARX WATCHES/WARNINGS/ADVISORIES...
WI...WINTER STORM WATCH FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
MORNING FOR WIZ041>044-053>055.
WINTER STORM WATCH FROM WEDNESDAY MORNING THROUGH THURSDAY
MORNING FOR WIZ017-029-032>034.
MN...WINTER STORM WATCH FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
MORNING FOR MNZ086>088-094>096.
WINTER STORM WATCH FROM WEDNESDAY MORNING THROUGH THURSDAY
MORNING FOR MNZ079.
IA...WINTER STORM WATCH FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
MORNING FOR IAZ008>011-018-019.
&&
SHORT TERM...SHEA/DAS
LONG TERM....DAS/DTJ
AVIATION...SHEA
HYDROLOGY....DASHazardous weather outlook, Mar 21, 3:41 PM CDT, 4 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LA CROSSE WI 341 PM CDT MON MAR 21 2016 MNZ079-WIZ017-029-032>034-221100- WABASHA-TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON- 341 PM CDT MON MAR 21 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST MINNESOTA AND NORTH CENTRAL WISCONSIN. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY A WINTER STORM WATCH IS IN EFFECT FOR WEDNESDAY MORNING INTO THURSDAY MORNING. A STORM SYSTEM MAY BRING SIGNIFICANT SNOWFALL TO THE REGION DURING THAT TIME FRAME...RESULTING IN HAZARDOUS TRAVEL. SNOWFALL AMOUNTS OF 5 TO 10 INCHES ARE POSSIBLE...WITH LOCALLY HIGHER AMOUNTS. IT WILL BE A HEAVY WET SNOW. .SPOTTER INFORMATION STATEMENT... SNOW FALL REPORTS MID WEEK WOULD BE GREATLY APPRECIATED. .EMERGENCY MANAGEMENT COORDINATION... A WEBINAR HAS BEEN SCHEDULED FOR 230 PM TUESDAY. IAZ008>011-018-019-MNZ086>088-094>096-WIZ041>044-053>055-221100- MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-DODGE- OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND- 341 PM CDT MON MAR 21 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST IOWA...SOUTHEAST MINNESOTA...CENTRAL WISCONSIN...SOUTHWEST WISCONSIN AND WEST CENTRAL WISCONSIN. .DAY ONE...TONIGHT AREAS ALONG THE MISSISSIPPI...YELLOW...AND WISCONSIN RIVERS... MAINLY IN WISCONSIN...ARE HAVING MINOR FLOODING THREATS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY A WINTER STORM WATCH IS IN EFFECT FROM WEDNESDAY AFTERNOON INTO THURSDAY MORNING. A STORM SYSTEM MAY BRING SIGNIFICANT SNOWFALL TO THE REGION DURING THAT TIME FRAME...RESULTING IN HAZARDOUS TRAVEL. SNOWFALL AMOUNTS OF 5 TO 10 INCHES ARE POSSIBLE...WITH LOCALLY HIGHER AMOUNTS. IT WILL BE A HEAVY WET SNOW AND THERE COULD BE BRIEF BOUTS OF THUNDER AT TIMES. .SPOTTER INFORMATION STATEMENT... SNOW FALL REPORTS MID WEEK WOULD BE GREATLY APPRECIATED. .EMERGENCY MANAGEMENT COORDINATION... A WEBINAR HAS BEEN SCHEDULED FOR 230 PM TUESDAY. IAZ029-030-WIZ061-221100- FAYETTE-CLAYTON-GRANT- 341 PM CDT MON MAR 21 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST IOWA AND SOUTHWEST WISCONSIN. .DAY ONE...TONIGHT LOCATIONS ALONG THE WISCONSIN AND MISSISSIPPI RIVERS WILL CONTINUE TO SEE HIGH WATER AND MINOR FLOODING RISKS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY A WINTER STORM WILL BRING A HEAVY WET SNOW TO PARTS OF THE REGION STARTING WEDNESDAY INTO THURSDAY MORNING. SNOWFALL AMOUNTS WILL BE 3 TO 7 INCHES...BUT EXPECTED TO BE HIGHER JUST NORTH OF THE AREA. THERE COULD BE SOME BRIEF THUNDERSTORMS MIXED IN AT TIMES...WITH THE POSSIBILITY OF MIXED PRECIPITATION AS WELL. TRAVEL COULD BE IMPACTED AT TIMES...AND ADVISORIES ARE POSSIBLE. .SPOTTER INFORMATION STATEMENT... SNOW FALL REPORTS DURING THE MID WEEK WEATHER WOULD BE APPRECIATED. .EMERGENCY MANAGEMENT COORDINATION... A WEBINAR HAS BEEN SCHEDULED FOR 230 PM TUESDAY. SHEA
Nearby
Winter Storm Watches in Wisconsin, 2016Winter Storm Watches in Minnesota, 2016Winter Storm Watches in Iowa, 2016Every winter storm watch in 2016
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.