Alert archive / Wisconsin / Wind Advisories in 2009
Wind Advisory 1, NWS La Crosse, WI
NWS La Crosse, WI issued this wind advisory at Mar 10, 2009, 4:08 AM CDT for 7 counties in Minnesota; 13 counties in Wisconsin; 8 counties in Iowa. It took effect at Mar 10, 2009, 7:00 PM CDT. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Mar 10, 2009, 4:08 AM CDT (09:08 UTC)
- In effect from
- Mar 10, 2009, 7:00 PM CDT
- Expired
- Mar 11, 2009, 10:00 AM CDT
- In force
- 15 hr
- Issued by
- NWS La Crosse, WI
All 28 counties
Allamakee County, IA, Chickasaw County, IA, Clayton County, IA, Fayette 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, Grant 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), 27 km from the middle of the area, began a volume at 09:11 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 210 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
- 570 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 136 m²/s²
- 0-3 km storm-relative helicity
- 268 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS73 KARX 100908 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 408 AM CDT TUE MAR 10 2009 ...DENSE FOG BLANKETS PARTS OF SOUTHEAST MINNESOTA... ...STRONG WESTERLY WINDS ON THE WAY LATER TODAY... .DENSE FOG WILL CONTINUE TO BLANKET PARTS OF SOUTHEAST MINNESOTA DUE TO A VERY MOIST AIRMASS AHEAD OF A STORM SYSTEM MOVING OUT OF THE CENTRAL PLAINS. WIDESPREAD VISIBILITIES OF LESS THAN A QUARTER MILE ARE EXPECTED...ALONG WITH SOME OCCASIONAL DRIZZLE AND LIGHT RAIN. THE FOG SHOULD CONTINUE THROUGH MID MORNING...WHEN IT SHOULD SLOWLY LIFT. AS THE STORM SYSTEM INTENSIFIES AND PASSES THROUGH THE AREA LATER TODAY...WINDS ARE GOING TO SWITCH TO THE WEST AT 25 TO 35 MPH...WITH GUSTS OF 40 TO 50 MPH. MNZ086-087-094-095-101715- /O.NEW.KARX.WI.Y.0001.090311T0000Z-090311T1800Z/ /O.CON.KARX.FG.Y.0003.000000T0000Z-090310T1500Z/ DODGE-OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...ROCHESTER...AUSTIN 408 AM CDT TUE MAR 10 2009 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... ...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY. A DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING. WIDESPREAD DENSE FOG WILL CONTINUE TO BLANKET THE AREA THROUGH MID MORNING...REDUCING VISIBILITIES TO A QUARTER MILE OR LESS. LATER TODAY...WINDS ARE GOING TO SWITCH TO THE WEST AT 25 TO 35 MPH...WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL CONTINUE THROUGH THE NIGHT AND INTO WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN... USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU. TRAVELERS OF INTERSTATE 90 THROUGH SOUTHEAST MINNESOTA WILL WANT TO LEAVE EXTRA TIME TO REACH THEIR DESTINATION. A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ IAZ008>011-018-019-029-030-MNZ079-088-096-WIZ017-029-032>034- 041>044-053>055-061-101715- /O.NEW.KARX.WI.Y.0001.090311T0000Z-090311T1800Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-WINONA-HOUSTON-TAYLOR-CLARK-BUFFALO-TREMPEALEAU- JACKSON-LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND- GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...WINONA...MEDFORD...NEILLSVILLE...BLACK RIVER FALLS... LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 408 AM CDT TUE MAR 10 2009 ...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY. LATER TODAY...WINDS ARE GOING TO SWITCH TO THE WEST AT 25 TO 35 MPH...WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL CONTINUE THROUGH THE NIGHT AND INTO WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ THOMPSON WEATHER.GOV/LACROSSE
10 follow-up statements
000 WWUS73 KARX 101220 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 720 AM CDT TUE MAR 10 2009 ...DENSE FOG BLANKETS PARTS OF SOUTHEAST MINNESOTA... ...STRONG WESTERLY WINDS ON THE WAY LATER TODAY... .DENSE FOG WILL CONTINUE TO BLANKET PARTS OF SOUTHEAST MINNESOTA DUE TO A VERY MOIST AIRMASS AHEAD OF A STORM SYSTEM MOVING OUT OF THE CENTRAL PLAINS. WIDESPREAD VISIBILITIES OF LESS THAN A QUARTER MILE ARE EXPECTED...ALONG WITH SOME OCCASIONAL DRIZZLE AND LIGHT RAIN. THE FOG SHOULD CONTINUE THROUGH MID MORNING... WHEN IT SHOULD SLOWLY LIFT. AS THE STORM SYSTEM INTENSIFIES AND PASSES THROUGH THE AREA LATER TODAY...WINDS ARE GOING TO SWITCH TO THE WEST AT 25 TO 35 MPH...WITH GUSTS OF 40 TO 50 MPH. MNZ086-087-094-095-102030- /O.CON.KARX.FG.Y.0003.000000T0000Z-090310T1500Z/ /O.CON.KARX.WI.Y.0001.090311T0000Z-090311T1800Z/ DODGE-OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...ROCHESTER...AUSTIN 720 AM CDT TUE MAR 10 2009 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY... A DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING. A WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY. WIDESPREAD DENSE FOG WILL CONTINUE TO BLANKET THE AREA THROUGH MID MORNING...REDUCING VISIBILITIES TO A QUARTER MILE OR LESS. LATER TODAY...WINDS ARE GOING TO SWITCH TO THE WEST AT 25 TO 35 MPH...WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL CONTINUE THROUGH THE NIGHT AND INTO WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN... USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU. TRAVELERS OF INTERSTATE 90 THROUGH SOUTHEAST MINNESOTA WILL WANT TO LEAVE EXTRA TIME TO REACH THEIR DESTINATION. A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ IAZ008>011-018-019-029-030-MNZ079-088-096-WIZ017-029-032>034- 041>044-053>055-061-102030- /O.CON.KARX.WI.Y.0001.090311T0000Z-090311T1800Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-WINONA-HOUSTON-TAYLOR-CLARK-BUFFALO-TREMPEALEAU- JACKSON-LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND- GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...WINONA...MEDFORD...NEILLSVILLE...BLACK RIVER FALLS... LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 720 AM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY. LATER TODAY...WINDS ARE GOING TO SWITCH TO THE WEST AT 25 TO 35 MPH...WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL CONTINUE THROUGH THE NIGHT AND INTO WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ THOMPSON WEATHER.GOV/LACROSSE
000 WWUS73 KARX 101458 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 958 AM CDT TUE MAR 10 2009 ...VISIBILITY EXPECTED TO IMPROVE ACROSS PARTS OF SOUTHEAST MINNESOTA... ...STRONG WESTERLY WINDS ON THE WAY LATER TODAY... .FOG WITH VISIBILITIES LOCALLY REDUCED TO A QUARTER MILE AT TIMES WILL CONTINUE ACROSS PARTS OF SOUTHEAST MINNESOTA. NORTH WINDS WILL INCREASE THROUGH NOON DUE TO STRENGTHENING LOW PRESSURE MOVING INTO NORTHERN ILLINOIS. THIS WILL CAUSE THE FOG TO SLOWLY LIFT...THUS IMPROVING VISIBILITIES FURTHER. AS THE STORM SYSTEM INTENSIFIES AND PASSES THROUGH THE AREA LATER TODAY...WINDS ARE GOING TO SWITCH TO THE WEST AT 25 TO 35 MPH...WITH GUSTS OF 40 TO 50 MPH. MNZ086-087-094-095-102300- /O.CAN.KARX.FG.Y.0003.000000T0000Z-090310T1500Z/ /O.CON.KARX.WI.Y.0001.090311T0000Z-090311T1800Z/ DODGE-OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...ROCHESTER...AUSTIN 958 AM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY... ...DENSE FOG ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE DENSE FOG ADVISORY. A WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY. VISIBILITIES ARE EXPECTED TO GRADUALLY IMPROVE THROUGH NOON AS NORTH WINDS INCREASE ACROSS THE AREA. THE WINDS ARE THEN GOING TO SWITCH AND INCREASE OUT OF THE WEST THIS AFTERNOON. BY THIS EVENING... WEST WINDS WILL BE IN THE 25 TO 35 MPH RANGE WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL THEN CONTINUE THROUGH THE NIGHT AND INTO WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ IAZ008>011-018-019-029-030-MNZ079-088-096-WIZ017-029-032>034- 041>044-053>055-061-102300- /O.CON.KARX.WI.Y.0001.090311T0000Z-090311T1800Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-WINONA-HOUSTON-TAYLOR-CLARK-BUFFALO-TREMPEALEAU- JACKSON-LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND- GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...WINONA...MEDFORD...NEILLSVILLE...BLACK RIVER FALLS... LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 958 AM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY. WINDS ARE GOING TO SWITCH AND INCREASE OUT OF THE WEST THROUGH THIS AFTERNOON. BY THIS EVENING... WEST WINDS WILL BE IN THE 25 TO 35 MPH RANGE WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL THEN CONTINUE THROUGH THE NIGHT AND INTO WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ DAS WEATHER.GOV/LACROSSE
000 WWUS73 KARX 101656 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1156 AM CDT TUE MAR 10 2009 ...STRONG WESTERLY WINDS ON THE WAY THIS AFTERNOON... .A STRENGTHENING LOW PRESSURE SYSTEM WILL MOVE FROM NORTHERN ILLINOIS INTO UPPER MICHIGAN BY THIS EVENING. AS THE STORM SYSTEM INTENSIFIES AND PASSES THROUGH THE AREA LATER THIS AFTERNOON... WINDS WILL BECOME WESTERLY AND INCREASE IN SPEED. WEST WINDS OF 25 TO 35 MPH WILL BE PREVALENT ACROSS THE AREA BY EARLY THIS EVENING...WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL CONTINUE THROUGH EARLY WEDNESDAY MORNING. IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029- 032>034-041>044-053>055-061-110100- /O.CON.KARX.WI.Y.0001.090311T0000Z-090311T1800Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON- TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 1156 AM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY. WINDS WILL BECOME WESTERLY AND INCREASE IN SPEED THROUGH THIS AFTERNOON. WEST WINDS OF 25 TO 35 MPH WILL BE PREVALENT ACROSS THE AREA BY EARLY THIS EVENING...WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL CONTINUE THROUGH EARLY WEDNESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ DAS WEATHER.GOV/LACROSSE
000 WWUS73 KARX 102027 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 327 PM CDT TUE MAR 10 2009 ...STRONG WESTERLY WINDS THIS EVENING THROUGH WEDNESDAY MORNING... .A LOW PRESSURE SYSTEM WILL RAPIDLY INTENSIFY AS IT MOVES FROM SOUTHWEST WISCONSIN INTO UPPER MICHIGAN THIS EVENING. AS THE STORM SYSTEM STRENGTHENS AND PASSES THROUGH THE AREA EARLY THIS EVENING...WINDS WILL BECOME STRONG FROM THE WEST AND INCREASE IN SPEED. WEST WINDS OF 25 TO 35 MPH WILL BE PREVALENT ACROSS THE AREA BY EARLY THIS EVENING...WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL CONTINUE THROUGH EARLY WEDNESDAY MORNING AND THEN START TO TAPER OFF WEDNESDAY AFTERNOON. IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029- 032>034-041>044-053>055-061-110430- /O.CON.KARX.WI.Y.0001.090311T0000Z-090311T1800Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON- TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 327 PM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY. WINDS WILL BECOME STRONG FROM THE WEST GOING INTO THIS EVENING. WEST WINDS OF 25 TO 35 MPH WILL BE PREVALENT ACROSS THE AREA BY EARLY THIS EVENING...WITH GUSTS OF 40 TO 50 MPH. THESE STRONG WINDS WILL THEN CONTINUE THROUGH WEDNESDAY MORNING BEFORE TAPERING OFF WEDNESDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ DAS WEATHER.GOV/LACROSSE
000 WWUS73 KARX 110015 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 715 PM CDT TUE MAR 10 2009 ...STRONG WESTERLY WINDS TONIGHT INTO EARLY WEDNESDAY MORNING... .A STRENGTHENING LOW PRESSURE SYSTEM OVER WISCONSIN THIS EVENING WILL MOVE INTO THE UPPER PENINSULA OF MICHIGAN TONIGHT. AS THE STORM SYSTEM INTENSIFIES...GUSTY WEST WINDS BEHIND IT WILL INCREASE. WEST WINDS OF 25 TO 35 MPH WILL BE COMMON ACROSS THE AREA THIS EVENING...WITH SOME GUSTS OF UP TO 40 OR 50 MPH...ESPECIALLY ACROSS OPEN AREAS AND OVER HIGHER TERRAIN. THESE STRONG WINDS WILL CONTINUE THROUGH EARLY WEDNESDAY MORNING BEFORE DIMINISHING. IAZ008-MNZ079-086>088-094-095-WIZ017-029-032>034-110815- /O.CON.KARX.WI.Y.0001.000000T0000Z-090311T1800Z/ MITCHELL-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-TAYLOR-CLARK- BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...ROCHESTER...WINONA...AUSTIN...MEDFORD... NEILLSVILLE...BLACK RIVER FALLS 715 PM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT WEDNESDAY. GUSTY WEST WINDS OF 25 TO 35 MPH WILL CONTINUE THROUGH THE EVENING AND OVERNIGHT HOURS. SOME WIND GUSTS OF 40 TO 50 MPH WILL BE POSSIBLE...ESPECIALLY ACROSS THE OPEN AREAS. IN ADDITION...EXPECT A PERIOD OF SNOW THIS EVENING...WHICH COULD DROP AROUND AN INCH OF ACCUMULATION. THE STRONG WINDS MAY BLOW THE SNOW AROUND...REDUCING VISIBILITY AND CAUSING SOME DRIFTING ACROSS ROADWAYS. THESE STRONG WINDS WILL THEN CONTINUE THROUGH EARLY WEDNESDAY MORNING BEFORE TAPERING OFF. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. THE WIND MAY CAUSE BLOWING AND DRIFTING OF THE NEW SNOW. THIS COULD REDUCE VISIBILITY...AS WELL AS CREATE SLIPPERY DRIVING CONDITIONS. USE EXTRA CAUTION IF YOU MUST TRAVEL TONIGHT. && $$ IAZ009>011-018-019-029-030-MNZ096-WIZ041>044-053>055-061-110815- /O.CON.KARX.WI.Y.0001.000000T0000Z-090311T1800Z/ HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON- HOUSTON-LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND- GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA... PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 715 PM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT WEDNESDAY. GUSTY WEST WINDS OF 25 TO 35 MPH WILL BE PREVALENT ACROSS THE AREA THIS EVENING...WITH GUSTS UP TO 45 MPH AT TIMES...ESPECIALLY ACROSS OPEN AREAS AND OVER THE HIGHER TERRAIN. THESE STRONG WINDS WILL THEN CONTINUE THROUGH EARLY WEDNESDAY MORNING BEFORE DIMINISHING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MW WEATHER.GOV/LACROSSE
000 WWUS73 KARX 110250 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 950 PM CDT TUE MAR 10 2009 ...STRONG WESTERLY WINDS TONIGHT INTO EARLY WEDNESDAY MORNING... .A STRONG LOW PRESSURE SYSTEM OVER THE UPPER PENINSULA OF MICHIGAN LATE THIS EVENING WAS GENERATING GUSTY WEST WINDS ACROSS THE REGION. WING GUSTS OF 30 TO 45 MPH HAVE BEEN COMMON...WITH SOME GUSTS UP AROUND 50 MPH POSSIBLE. THE STRONGEST WINDS LOOK TO BE FROM NOW UNTIL 3 OR 4 AM...BEFORE A THEY WILL BEGIN TO DIMINISH. IAZ008-MNZ079-086>088-094-095-WIZ017-029-032>034-111100- /O.CON.KARX.WI.Y.0001.000000T0000Z-090311T1800Z/ MITCHELL-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-TAYLOR-CLARK- BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...ROCHESTER...WINONA...AUSTIN...MEDFORD... NEILLSVILLE...BLACK RIVER FALLS 950 PM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT WEDNESDAY. GUSTY WEST WINDS OF 25 TO 35 MPH WILL CONTINUE INTO THE OVERNIGHT HOURS. SOME WIND GUSTS OF 40 TO 50 MPH WILL BE POSSIBLE...ESPECIALLY ACROSS OPEN AREAS AND OVER HIGHER TERRAIN. IN ADDITION...EXPECT A LITTLE LIGHT SNOW AT TIMES...WHICH COULD REDUCE VISIBILITY AND CAUSE SOME SLIPPERY SPOTS. THESE STRONG WINDS WILL THEN CONTINUE THROUGH EARLY WEDNESDAY MORNING BEFORE TAPERING OFF. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. THE WIND MAY CAUSE BLOWING AND DRIFTING OF THE NEW SNOW. THIS COULD REDUCE VISIBILITY...AS WELL AS CREATE SLIPPERY DRIVING CONDITIONS. USE EXTRA CAUTION IF YOU MUST TRAVEL TONIGHT. && $$ IAZ009>011-018-019-029-030-MNZ096-WIZ041>044-053>055-061-111100- /O.CON.KARX.WI.Y.0001.000000T0000Z-090311T1800Z/ HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON- HOUSTON-LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND- GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA... PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 950 PM CDT TUE MAR 10 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT WEDNESDAY. GUSTY WEST WINDS OF 25 TO 35 MPH WILL CONTINUE INTO THE OVERNIGHT HOURS. SOME WIND GUSTS OF UP TO 45 MPH ARE EXPECTED AT TIMES...ESPECIALLY ACROSS OPEN AREAS AND OVER THE HIGHER TERRAIN. THESE STRONG WINDS WILL THEN CONTINUE THROUGH EARLY WEDNESDAY MORNING BEFORE DIMINISHING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MW WEATHER.GOV/LACROSSE
000 WWUS73 KARX 110723 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 223 AM CDT WED MAR 11 2009 ...STRONG WESTERLY WINDS CONTINUE EARLY THIS MORNING... .A STRONG LOW PRESSURE SYSTEM OVER ONTARIO CANADA WAS GENERATING GUSTY WEST WINDS ACROSS THE REGION. WIND GUSTS OF 30 TO 45 MPH WERE COMMON AND SHOULD CONTINUE THROUGH EARLY THIS MORNING. IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029- 032>034-041>044-053>055-061-111530- /O.CON.KARX.WI.Y.0001.000000T0000Z-090311T1800Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON- TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 223 AM CDT WED MAR 11 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... A WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON. GUSTY WEST WINDS OF 25 TO 35 MPH WILL CONTINUE INTO THE OVERNIGHT HOURS. SOME WIND GUSTS OF UP TO 45 MPH ARE EXPECTED AT TIMES... ESPECIALLY ACROSS OPEN AREAS AND OVER THE HIGHER TERRAIN. THESE STRONG WINDS WILL CONTINUE THROUGH EARLY THIS MORNING BEFORE DIMINISHING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ THOMPSON WEATHER.GOV/LACROSSE
000 WWUS73 KARX 110835 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 335 AM CDT WED MAR 11 2009 ...STRONG WESTERLY WINDS CONTINUE EARLY THIS MORNING... .A STRONG LOW PRESSURE SYSTEM OVER ONTARIO CANADA WAS GENERATING GUSTY WEST WINDS ACROSS THE REGION. WIND GUSTS OF 30 TO 45 MPH WERE COMMON AND SHOULD CONTINUE THROUGH MID MORNING. IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029- 032>034-041>044-053>055-061-111500- /O.EXT.KARX.WI.Y.0001.000000T0000Z-090311T1500Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON- TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 335 AM CDT WED MAR 11 2009 ...WIND ADVISORY NOW IN EFFECT UNTIL 10 AM CDT THIS MORNING... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 10 AM CDT THIS MORNING. WEST WINDS OF 25 TO 35 MPH WILL CONTINUE THROUGH MID MORNING. PEAK GUSTS OF UP TO 45 MPH ARE EXPECTED AT TIMES...ESPECIALLY ACROSS OPEN AREAS AND OVER THE HIGHER TERRAIN. THESE STRONG WINDS WILL CONTINUE THROUGH MID MORNING BEFORE DIMINISHING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ THOMPSON WEATHER.GOV/LACROSSE
000 WWUS73 KARX 111150 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 650 AM CDT WED MAR 11 2009 ...STRONG WESTERLY WINDS CONTINUE EARLY THIS MORNING... .A STRONG LOW PRESSURE SYSTEM OVER SOUTHEAST CANADA WAS GENERATING GUSTY WEST WINDS ACROSS THE REGION. WIND GUSTS OF 30 TO 45 MPH WERE COMMON AND SHOULD CONTINUE THROUGH MID MORNING. IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029- 032>034-041>044-053>055-061-111500- /O.CON.KARX.WI.Y.0001.000000T0000Z-090311T1500Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON- TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 650 AM CDT WED MAR 11 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING. WEST WINDS OF 25 TO 35 MPH WILL CONTINUE THROUGH MID MORNING. PEAK GUSTS OF UP TO 45 MPH ARE EXPECTED AT TIMES...ESPECIALLY ACROSS OPEN AREAS AND OVER THE HIGHER TERRAIN. THESE STRONG WINDS WILL CONTINUE THROUGH MID MORNING BEFORE DIMINISHING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR HIGHER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ THOMPSON WEATHER.GOV/LACROSSE
000 WWUS73 KARX 111456 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 956 AM CDT WED MAR 11 2009 ...WINDS DIMINISHING ACROSS THE AREA... .WINDS WILL CONTINUE TO DIMINISH ACROSS THE AREA THROUGH THE DAY AS HIGH PRESSURE BUILDS INTO THE REGION. IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029- 032>034-041>044-053>055-061-111600- /O.EXP.KARX.WI.Y.0001.000000T0000Z-090311T1500Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON- TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU- ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE... BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON... VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE 956 AM CDT WED MAR 11 2009 ...WIND ADVISORY WILL EXPIRE AT 10 AM CDT THIS MORNING... THE WIND ADVISORY WILL EXPIRE AT 10 AM CDT THIS MORNING. THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE AT 10 AM. WINDS WERE DIMINISHING ACROSS THE AREA AS HIGH PRESSURE BEGINS TO BUILD INTO THE AREA FROM THE NORTHERN PLAINS. EXPECT WEST WINDS OF 15 TO 30 MPH TO GRADUALLY DIMINISH THROUGHOUT THE DAY. $$ RABERDING WEATHER.GOV/LACROSSE
What forecasters said that day
The local office's own words before this wind advisory 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 wind advisory went out at Mar 10, 3:25 AM CDT, 43 minutes earlier.
Area forecast discussion, Mar 10, 3:25 AM CDT, 43 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
325 AM CDT TUE MAR 10 2009
.SHORT TERM...TODAY THROUGH THURSDAY NIGHT
THE FORECAST FOCUS IS SQUARELY ON THE STORM SYSTEM MOVING ACROSS THE
REGION TODAY...WITH STRONG WINDS THE MOST SIGNIFICANT LOCAL IMPACT.
CURRENTLY...88-D RADAR IMAGERY INDICATING A LARGE AREA OF RAIN
EXTENDING FROM SOUTHERN WI...SOUTHWEST INTO EASTERN IA/NORTHERN ILL.
THE PCPN WAS IN RESPONSE TO A WARM FRONT LYING ACROSS NORTHERN
MO/CENTRAL ILL...AND STRONG FETCH OF LOW LEVEL WARM/MOIST AIR RIDING
NORTHWARD ACROSS THIS FRONT. THIS PARTICULAR PCPN AREA WILL CONTINUE
TO MOVE EAST/NORTHEAST THIS MORNING...GENERALLY DROPPING SOUTH OF
SOUTHWEST WI BY 18Z...AS A SFC LOW MOVES INTO EASTERN IA AND THE
STRONGEST LOW LEVEL WARMING MOVES EAST.
NEXT...AN UPPER LEVEL SHORTWAVE TROUGH WILL LIFT NORTHEAST OUT
OF THE SOUTHERN ROCKIES THIS MORNING...SLIDING ACROSS THE UPPER
MISSISSIPPI RIVER VALLEY BY 06Z TONIGHT. JUST AHEAD OF THIS MAIN
TROUGH...THE 10.00Z GFS AND NAM INDICATE A SMALLER PIECE OF ENERGY
IN THE UPPER LEVEL FLOW...CURRENTLY OVER THE SOUTHERN PLAINS PER
LATEST WATERVAPOR SATELLITE IMAGERY...AND SPINS THIS INTO CENTRAL WI
BY 18Z. SOME HINTS AT 2-FRONTOGENETIC LIFT ON THE 900 MB SFC AS
THIS BIT OF SHORTWAVE ENERGY MOVES THROUGH...ALONG WITH SOME WARMING
IN THE 925-800 MB LAYER. AT THE SFC...A TROUGH WILL EXTEND NORTHWARD
OF THE LOW OVER EASTERN IA. BOTH THE GFS AND NAM DEVELOP A BAND
OF PCPN WITH THE SHORTWAVE ENERGY AND ASSOCIATED LIFT...CENTERED
MOSTLY ACROSS SOUTHEAST MN INTO NORTHWEST WI. THIS TREND LOOKS VERY
REASONABLE GIVEN THE CURRENT RADAR/SATELLITE IMAGERY...AND WILL
PAINT PCPN CHANCES TO REFLECT THIS. FOR PCPN TYPE...GOOD SURGE OF
WARM AIR SHOULD KEEP NEARLY EVERYTHING LIQUID FOR THE LOCAL AREA
TODAY...PER NORTH-SOUTH RUNNING TIME/HEIGHT X-SECTION AND BUFKIT
SOUNDINGS.
ONE CONCERN WITH THE PCPN CHANCES FOR TODAY IS THE DEPTH OF
SATURATION ACROSS THE AREA. A SOUTHWEST-NORTHEAST RUNNING
TIME/HEIGHT X-SECTION SUGGEST A DEEP SATURATION AS THIS INITIAL
PIECE OF ENERGY WORKS ACROSS THE REGION THIS MORNING. HOWEVER...THIS
MOISTURE SHALLOWS OUT FOR THE AFTERNOON...GENERALLY BELOW 800 MB.
BUFKIT SOUNDINGS ALSO INDICATE A MORE SHALLOW MOISTURE FIELD FOR THE
AFTERNOON. CLOUDS SHOULD BE AMPLE...BUT PCPN TYPE WOULD SIDE MORE
TOWARD DRIZZLE RATHER THAN RAIN. WHILE THE BULK OF THE LOW LEVEL
WARM ADVECTION/ISENTROPIC LIFT WILL HAVE SHIFTED NORTHEAST BY THE
AFTERNOON...THERE COULD BE ENOUGH LINGERING TO SUPPORT THE
DRIZZLE...OR RAIN CHANCES. BETTER CHANCES WILL LIE ACROSS THE
NORTHERN 1/2 OF THE FORECAST AREA. TEMPERATURES DO LOOK TO COOL OFF
ENOUGH TO THE FAR WEST AND NORTH THAT THE PCPN TYPE SHOULD SHIFT TO
SNOW OR FREEZING DRIZZLE.
THE SFC LOW WILL STRENGTHEN AS IT MOVES INTO NORTHEAST WI THIS
AFTERNOON...AS THE UPPER LEVEL TROUGH AND STRONGER SHORTWAVE ENERGY
CRASH INTO NORTHERN PORTIONS OF THE REGION. STRONG QG CONVERGENCE IN
THE 700-300 MB LAYER WITH THE UPPER LEVEL FEATURE...ALONG WITH AMPLE
ISENTROPIC UPGLIDE IN THE 280-300 K SFCS. A SWATH OF PCPN SHOULD
DEVELOP ACROSS SD/NORTHERN MN BY THIS AFTERNOON...BECOMING MORE
WIDESPREAD AND POTENTIALLY HEAVIER BY TONIGHT. SIGNIFICANT SNOW FALL
IS EXPECTED IN THESE AREAS. HOWEVER...FOR THE LOCAL FORECAST
AREA...THE TRACK OF THIS STRENGTHENING STORM SYSTEM WILL KEEP MOST
OF THE PCPN TO THE NORTH BY LATE IN THE DAY...WITH DRY MID/UPPER
LEVEL AIR BEING WRAPPED INTO THE LOW FROM THE SOUTHWEST. THE AREA
SHOULD STILL STAY UNDER CLOUDS FOR TODAY INTO TONIGHT...BUT THE
DEPTH OF THE SATURATION BECOMES CONFINED TO THE LOWER ATMOSPHERE.
GRADUALLY...THE THINNING MOISTURE COUPLED WITH STRONG SUBSIDENCE TO
RESULT IN CLEARING FROM THE SOUTHWEST TO NORTHEAST BY WED MORNING.
THAT SAID...NORTH CENTRAL WISCONSIN WILL STILL HAVE ENOUGH
LIFT/SATURATION TO MAKE LIGHT SNOW LIKELY THIS EVENING.
ACCUMULATIONS OF 1...MAYBE 2 INCHES WILL BE POSSIBLE.
WHILE THE BRUNT OF THE PCPN WITH THE STORM SYSTEM WILL BE
NORTHWEST/SOUTHEAST OF THE LOCAL AREA...IT WILL HAVE AN IMPACT IN
TERMS OF THE WIND. THE PRESSURE GRADIENT WILL STRENGTHEN AS THE LOW
DEEPENS AND MOVES NORTHEAST THIS EVENING. WINDS BECOME MOSTLY
UNI-DIRECTIONAL FROM THE WEST THROUGH THE LOWER LAYERS OF THE
ATMOSPHERE...AND DESPITE AN INVERSION AROUND 3500 FT...THERE IS THE
POTENTIAL TO MIX DOWN WINDS NEAR 40 KTS. THE WINDS SHOULD START
TO SLACKEN BY WED AFTERNOON AS THE LOW MOVES AWAY AND A HIGH STARTS
TO BUILD IN ACROSS THE NORTHERN PLAINS. WINDS OF 20 TO 35 MPH ARE
EXPECTED TONIGHT THROUGH WED MORNING...WITH GUSTS UP TO 45 MPH
POSSIBLE. AS A RESULT...WILL ISSUE A WIND ADVISORY FOR THE ENTIRE
FORECAST AREA...FROM 00Z-18Z WED.
.LONG TERM...FRIDAY THROUGH MONDAY
BOTH THE ECMWF AND GFS GRADUALLY MOVE AN AREA OF HIGH PRESSURE OFF
TO THE EAST THIS WEEKEND...SLIDING A RATHER WEAK UPPER LEVEL
DISTURBANCE ACROSS THE UPPER MISSISSIPPI RIVER VALLEY ON FRIDAY.
WITH LITTLE FORCING OR MOISTURE...DON/T EXPECT ANYTHING MORE THEN A
FEW CLOUDS AS THIS MOVES THROUGH. NEXT...BOTH MODELS WOULD BRING
ANOTHER SHORTWAVE TROUGH ACROSS THE SOUTHERN PLAINS...CURVING IT
NORTHWARD TOWARD THE EASTERN GREAT LAKES FOR SUNDAY. WHILE STRENGTHS
VARY...BOTH KEEP THE BULK OF THEIR PCPN CHANCES TO THE EAST AND
SOUTH OF THE FORECAST AREA. HOWEVER...TO THE NORTH A SFC FRONT WILL
EXTEND SOUTHWARD INTO THE REGION...ASSOCIATED WITH A SHORTWAVE
MOVING ACROSS SOUTHERN CANADA. GFS HINTS AT SOME PCPN DEVELOPING
ALONG THIS BOUNDARY...WHILE THE EC IS DRY. MODELS DIFFERENCE CROP UP
WITH THE NEXT SHORTWAVE THEY WANT TO BRING INTO THE PAC NW SAT
MORNING. THE EC DROPS THIS FEATURE SOUTHEAST...CARVING OUT A SHARPER
TROUGH AS IT MOVE TOWARD THE GULF STATES. THE GFS MEANWHILE TAKES
THIS SHORTWAVE NEARLY DUE EAST ACROSS SOUTHERN CANADA...WHICH LEADS
TO THAT SLIGHTLY STRONGER SFC FRONT AND LIGHT QPF ON SUN. THE GFS
THEN SENDS MORE UPPER LEVEL ENERGY SOUTH...DEVELOPING A DEEPER
TROUGH OVER THE EASTERN 1/3RD OF THE U.S...SLOWING DOWN ITS OVERLY
EASTWARD PROGRESS. THIS WOULD KEEP THE REGION UNDER SOME CLOUDS AND
SOME SMALL PCPN CHANCE THROUGH MID WEEK. THE EC IS MORE PROGRESSIVE
AND BUILDS A HIGH IN BY MID WEEK. ENSEMBLE MEMBERS SHOWING PLENTY OF
VARIANCE. SO...WITH CONFIDENCE NOT HIGH IN EITHER SOLUTION...WILL
STAY WITH ON GOING FORECAST...WHICH HAS SMALL PCPN CHANCES FOR
THE EARLY PART OF THE NEW WORK WEEK.
&&
.AVIATION...
BIG IMPACT WILL BE EFFECT OF STRONG NORTHWEST WINDS AS STORM SYSTEM
MOVES ACROSS THE UPPER MIDWEST THIS AFTERNOON AND TONIGHT.
WIDESPREAD IFR/MVFR CONDITIONS IN RAIN/DRIZZLE/FOG EXPECTED TO
PERSIST THROUGH MUCH OF TODAY AS MOIST BOUNDARY LAYER RESIDES AHEAD
OF STORM SYSTEM EJECTING OUT OF SOUTHERN PLAINS. AS INTENSIFYING LOW
PRESSURE PASSES THROUGH AREA THIS AFTERNOON...PRECIPITATION EXPECTED
TO CHANGE OVER TO SNOW FOR AWHILE...BUT ACCUMULATIONS APPEAR TO BE
MINIMAL AT BOTH TAF SITES.
STRONG NORTHWEST WINDS WITH GUSTS AROUND 40KTS SHOULD ONSET AT KRST
AND KLSE BETWEEN 10.22Z-11.01Z...AND THEN CONTINUE THROUGH THE
NIGHT. SIGNIFICANT CROSS WINDS EXPECTED AT AIRPORTS WITHOUT
NORTHWEST-SOUTHEAST ORIENTED RUNWAYS.
THOMPSON
&&
.ARX WATCHES/WARNINGS/ADVISORIES...
WI...WIND ADVISORY FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY FOR
WIZ017-WIZ029-WIZ032-WIZ033-WIZ034-WIZ041-WIZ042-WIZ043-
WIZ044-WIZ053-WIZ054-WIZ055-WIZ061.
MN...WIND ADVISORY FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY FOR
MNZ079-MNZ086-MNZ087-MNZ088-MNZ094-MNZ095-MNZ096.
DENSE FOG ADVISORY UNTIL 10 AM CDT THIS MORNING FOR MNZ086-
MNZ087-MNZ094-MNZ095.
IA...WIND ADVISORY FROM 7 PM THIS EVENING TO 1 PM CDT WEDNESDAY FOR
IAZ008-IAZ009-IAZ010-IAZ011-IAZ018-IAZ019-IAZ029-IAZ030.
&&
RIECKHazardous weather outlook, Mar 9, 3:50 PM CDT, 12 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LA CROSSE WI 350 PM CDT MON MAR 9 2009 IAZ008>011-018-019-029-030-MNZ079-088-096-WIZ017-029-032>034-041>044- 053>055-061-101100- ADAMS-ALLAMAKEE-BUFFALO-CHICKASAW-CLARK-CLAYTON-CRAWFORD-FAYETTE- FLOYD-GRANT-HOUSTON-HOWARD-JACKSON-JUNEAU-LA CROSSE-MITCHELL-MONROE- RICHLAND-TAYLOR-TREMPEALEAU-VERNON-WABASHA-WINNESHIEK-WINONA- 350 PM CDT MON MAR 9 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST MINNESOTA... NORTHEAST IOWA...AND SOUTHWEST INTO CENTRAL WISCONSIN. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY AN INTENSIFYING LOW PRESSURE IS EXPECTED TO AFFECT THE AREA TUESDAY INTO TUESDAY NIGHT. THE BIGGEST IMPACT OF THIS SYSTEM WILL BE STRONG NORTHWEST WINDS TUESDAY NIGHT AND WEDNESDAY. PEAK WIND GUSTS OF 40 TO 50 MPH SHOULD OCCUR...ESPECIALLY ACROSS THE WIND PRONE AREAS OF SOUTHEAST MINNESOTA...NORTHEAST IOWA AND RIDGETOPS OF SOUTHWEST WISCONSIN. WITH COLD AIR POURING INTO THE REGION...WIND CHILLS WELL BELOW ZERO ARE LIKELY LATER TUESDAY NIGHT INTO WEDNESDAY MORNING. THERE WILL ALSO BE A POSSIBILITY FOR ISOLATED THUNDERSTORMS TUESDAY AND TUESDAY EVENING. THE BIGGEST THREAT SHOULD BE LIGHTNING...AS LIMITED INSTABILITY IS EXPECTED TO PRECLUDE ORGANIZED SEVERE STORMS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED...ALTHOUGH REPORTS OF PEAK WIND GUSTS TUESDAY NIGHT INTO WEDNESDAY WOULD BE APPRECIATED. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. MNZ086-087-094-095-101100- DODGE-FILLMORE-MOWER-OLMSTED- 350 PM CDT MON MAR 9 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST MINNESOTA. .DAY ONE...TONIGHT A DENSE FOG ADVISORY IS IN EFFECT TONIGHT. WIDESPREAD DENSE FOG WILL REDUCE VISIBILITIES TO A QUARTER MILE OR LESS TONIGHT ACROSS MUCH OF SOUTHEAST MINNESOTA TONIGHT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY WIDESPREAD DENSE FOG WILL CONTINUE TO REDUCE VISIBILITIES TO LESS THAN A QUARTER MILES THROUGH MID MORNING TUESDAY. AN INTENSIFYING LOW PRESSURE IS EXPECTED TO AFFECT THE AREA TUESDAY INTO TUESDAY NIGHT. THE BIGGEST IMPACT OF THIS SYSTEM WILL BE STRONG NORTHWEST WINDS TUESDAY NIGHT AND WEDNESDAY. PEAK WIND GUSTS OF 40 TO 50 MPH SHOULD OCCUR...ESPECIALLY ACROSS THE WIND PRONE AREAS OF SOUTHEAST MINNESOTA...NORTHEAST IOWA AND RIDGETOPS OF SOUTHWEST WISCONSIN. WITH COLD AIR POURING INTO THE REGION...WIND CHILLS WELL BELOW ZERO ARE LIKELY LATER TUESDAY NIGHT INTO WEDNESDAY MORNING. THERE WILL ALSO BE A POSSIBILITY FOR ISOLATED THUNDERSTORMS TUESDAY AND TUESDAY EVENING. THE BIGGEST THREAT SHOULD BE LIGHTNING...AS LIMITED INSTABILITY IS EXPECTED TO PRECLUDE ORGANIZED SEVERE STORMS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED...ALTHOUGH REPORTS OF PEAK WIND GUSTS TUESDAY NIGHT INTO WEDNESDAY WOULD BE APPRECIATED. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. THOMPSON/BOYNE
Nearby
Wind Advisories in Wisconsin, 2009Wind Advisories in Iowa, 2009Wind Advisories in Minnesota, 2009Every wind advisory in 2009
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.