Alert archive / Wisconsin / Snow Advisories in 2008
Snow Advisory 2, NWS La Crosse, WI
NWS La Crosse, WI issued this snow advisory at Jan 20, 2008, 3:35 PM CST for 12 counties in Wisconsin; 8 counties in Iowa; 7 counties in Minnesota. It took effect at Jan 21, 2008, 12:00 AM CST. It was in force for 24 hr.
The area
The counties it named.
The facts
- Issued
- Jan 20, 2008, 3:35 PM CST (21:35 UTC)
- In effect from
- Jan 21, 2008, 12:00 AM CST
- Expired
- Jan 22, 2008, 12:00 AM CST
- In force
- 24 hr
- Issued by
- NWS La Crosse, WI
All 27 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, Trempealeau County, WI, Vernon County, WI
The radar
The La Crosse radar (KARX), 32 km from the middle of the area, began a volume at 21:40 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, 9.6 hours before the alert went out and 211 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
- 1250 m above ground
- 0-6 km bulk shear
- 77 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS43 KARX 202135 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 335 PM CST SUN JAN 20 2008 ...ACCUMULATING SNOW LATE TONIGHT THROUGH MONDAY EVENING... .SNOWFALL ACCUMULATIONS RANGING FROM 3 TO 6 INCHES ARE EXPECTED OVER A LARGE AREA ALONG AND SOUTH OF INTERSTATE 90 THROUGH MONDAY EVENING. SNOW WILL MOVE INTO NORTHEAST IOWA LATE TONIGHT AND CONTINUE TO EXPAND IN COVERAGE AND INTENSITY THROUGH THE MORNING HOURS MONDAY AS THE AREA OF SNOW ENGULFS MUCH OF THE AREA BY NOON. THE HEAVIEST RATE OF SNOWFALL WILL OCCUR DURING THE DAYLIGHT HOURS ON MONDAY...AND MAY CONTINUE INTO THE EVENING HOURS OVER SOUTHWEST WISCONSIN AND EXTREME NORTHEAST IOWA. WHILE THERE REMAINS SOME UNCERTAINTY ON WHICH AREAS WILL SEE THE HEAVIEST SNOW...IT APPEARS ALL OF THE AREA WILL SEE AT LEAST 3 TO 4 INCHES OF SNOW BY THE TIME IT TAPERS TO FLURRIES ON MONDAY NIGHT. THERE IS A POSSIBILITY...GIVEN THE FLUFFY AND POWDERY NATURE OF THE SNOW...THAT A FEW LOCATIONS MAY PILE UP AS MUCH AS 6 TO 7 INCHES GIVEN THE LONG DURATION SNOW EVENT FROM LATE TONIGHT OR MONDAY MORNING...INTO MONDAY EVENING AND OVERNIGHT. IT IS TOO EARLY TO TELL WHICH LOCATIONS MAY SEE THIS TYPE OF ACCUMULATION...BUT ALL PERSONS PLANNING TRAVEL THROUGH THE UPPER MISSISSIPPI VALLEY REGION LATER TONIGHT INTO MONDAY NIGHT SHOULD EITHER MAKE ALTERNATE PLANS...OR PREPARE FOR SLOW AND TREACHEROUS TRAVEL THROUGH THE AREA DURING THIS TIME PERIOD. IAZ008>011-018-019-029-030-210545- /O.NEW.KARX.SN.Y.0002.080121T0600Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN 335 PM CST SUN JAN 20 2008 ...SNOW ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT CST MONDAY NIGHT... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT CST MONDAY NIGHT. LIGHT SNOW WILL SPREAD INTO NORTHEAST IOWA LATER TONIGHT...AND BECOME HEAVIER AND INCREASE IN COVERAGE THROUGH THE MORNING HOURS ON MONDAY. SNOW WILL CONTINUE INTO MONDAY EVENING...BEFORE TAPERING TO FLURRIES. MOST AREAS WILL SEE BETWEEN 3 AND 6 INCHES OF SNOW...WITH A FEW LOCATIONS PERHAPS EXCEEDING 6 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MNZ086>088-094>096-WIZ041>044-053>055-061-210545- /O.NEW.KARX.SN.Y.0002.080121T1200Z-080122T0600Z/ DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE- JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...ROCHESTER...WINONA...AUSTIN... LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 335 PM CST SUN JAN 20 2008 ...SNOW ADVISORY IN EFFECT FROM 6 AM MONDAY TO MIDNIGHT CST MONDAY NIGHT... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 6 AM MONDAY TO MIDNIGHT CST MONDAY NIGHT. LIGHT SNOW WILL SPREAD INTO SOUTHEAST MINNESOTA AND SOUTHWEST WISCONSIN ON MONDAY MORNING...AND BECOME HEAVIER AND INCREASE IN COVERAGE THROUGH THE AFTERNOON HOURS ON MONDAY. SNOW WILL CONTINUE INTO MONDAY EVENING...BEFORE TAPERING TO FLURRIES AFTER MIDNIGHT. MOST AREAS WILL SEE BETWEEN 3 AND 6 INCHES OF SNOW...WITH A FEW LOCATIONS PERHAPS EXCEEDING 6 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ BINAU WEATHER.GOV/LACROSSE
14 follow-up statements
000 WWUS43 KARX 210336 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 936 PM CST SUN JAN 20 2008 ...ACCUMULATING SNOW EXPECTED FROM LATE TONIGHT THROUGH MONDAY EVENING... .SNOWFALL ACCUMULATIONS RANGING FROM 3 TO 6 INCHES ARE EXPECTED OVER A LARGE AREA ALONG AND SOUTH OF INTERSTATE 90 THROUGH MONDAY EVENING. SNOW IS ALREADY FALLING ACROSS THE NEBRASKA PAN HANDLE EAST ACROSS SOUTHERN SOUTH DAKOTA AND NORTHERN NEBRASKA...AND INTO NORTHWEST IOWA. THIS SNOW IS ASSOCIATED WITH A DEVELOPING LOW PRESSURE SYSTEM OVER THE CENTRAL PLAINS. THIS SNOW IS EXPECTED TO SPREAD EAST INTO SOUTH CENTRAL MINNESOTA AND NORTHEAST IOWA BETWEEN 3 AM AND 6 AM MONDAY MORNING. THIS SNOW WILL THEN SPREAD ACROSS THE REMAINDER OF THE AREA ON MONDAY MORNING. THIS SNOW SHOULD CONTINUE TO FALL THROUGH MONDAY EVENING. WHILE THERE REMAINS SOME UNCERTAINTY ON WHICH AREAS WILL SEE THE HEAVIEST SNOW...IT APPEARS ALL OF THE AREA WILL SEE AT LEAST 3 TO 4 INCHES OF SNOW BY THE TIME IT TAPERS TO FLURRIES ON MONDAY NIGHT. THERE IS A POSSIBILITY...GIVEN THE FLUFFY AND POWDERY NATURE OF THE SNOW...THAT A FEW LOCATIONS MAY PILE UP AS MUCH AS 6 TO 7 INCHES GIVEN THE LONG DURATION SNOW EVENT FROM LATE TONIGHT OR MONDAY MORNING...INTO MONDAY EVENING AND OVERNIGHT. IT IS TOO EARLY TO TELL WHICH LOCATIONS MAY SEE THIS TYPE OF ACCUMULATION...BUT ALL PERSONS PLANNING TRAVEL THROUGH THE UPPER MISSISSIPPI RIVER VALLEY REGION LATER TONIGHT INTO MONDAY NIGHT SHOULD EITHER MAKE ALTERNATE PLANS...OR PREPARE FOR SLOW AND TREACHEROUS TRAVEL THROUGH THE AREA DURING THIS TIME PERIOD. IAZ008>011-018-019-029-030-211145- /O.CON.KARX.SN.Y.0002.080121T0600Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN 936 PM CST SUN JAN 20 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST MONDAY NIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST MONDAY NIGHT. LIGHT SNOW WILL SPREAD INTO NORTHEAST IOWA BETWEEN 3 AM AND 6 AM MONDAY...AND BECOME HEAVIER AND INCREASE IN COVERAGE THROUGH THE MORNING HOURS OF MONDAY. SNOW WILL CONTINUE INTO MONDAY EVENING... BEFORE TAPERING TO FLURRIES. MOST AREAS WILL SEE BETWEEN 3 AND 6 INCHES OF SNOW...WITH A FEW LOCATIONS PERHAPS EXCEEDING 6 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MNZ086>088-094>096-WIZ041>044-053>055-061-211145- /O.CON.KARX.SN.Y.0002.080121T1200Z-080122T0600Z/ DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE- JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...ROCHESTER...WINONA...AUSTIN... LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 936 PM CST SUN JAN 20 2008 ...SNOW ADVISORY REMAINS IN EFFECT FROM 6 AM MONDAY TO MIDNIGHT CST MONDAY NIGHT... A SNOW ADVISORY REMAINS IN EFFECT FROM 6 AM MONDAY TO MIDNIGHT CST MONDAY NIGHT. LIGHT SNOW WILL SPREAD INTO SOUTHEAST MINNESOTA AND SOUTHWEST WISCONSIN BETWEEN 6 AM AND 9 AM MONDAY MORNING...AND BECOME HEAVIER AND INCREASE IN COVERAGE THROUGH THE AFTERNOON HOURS ON MONDAY. SNOW WILL CONTINUE INTO MONDAY EVENING...BEFORE TAPERING TO FLURRIES AFTER MIDNIGHT. MOST AREAS WILL SEE BETWEEN 3 AND 6 INCHES OF SNOW... WITH A FEW LOCATIONS PERHAPS EXCEEDING 6 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ BOYNE WEATHER.GOV/LACROSSE
000 WWUS43 KARX 210519 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1119 PM CST SUN JAN 20 2008 ...ACCUMULATING SNOW EXPECTED FROM LATE TONIGHT THROUGH MONDAY EVENING... .SNOWFALL ACCUMULATIONS RANGING FROM 3 TO 6 INCHES ARE EXPECTED OVER A LARGE AREA ALONG AND SOUTH OF INTERSTATE 90 THROUGH MONDAY EVENING. SNOW IS ALREADY FALLING FROM THE NEBRASKA PAN HANDLE EAST ACROSS SOUTHERN SOUTH DAKOTA AND NORTHERN NEBRASKA...AND INTO NORTHERN IOWA. THIS SNOW IS ASSOCIATED WITH A DEVELOPING LOW PRESSURE SYSTEM OVER THE CENTRAL PLAINS. THIS SNOW IS EXPECTED TO SPREAD EAST INTO SOUTH CENTRAL MINNESOTA AND NORTHEAST IOWA BETWEEN MIDNIGHT AND 3 AM MONDAY MORNING. THIS SNOW WILL THEN SPREAD ACROSS SOUTHEAST MINNESOTA AND SOUTHWEST WISCONSIN BETWEEN 3 AM AND 6 AM. THE SNOW WILL CONTINUE TO OVERSPREAD WEST CENTRAL AND CENTRAL WISCONSIN BETWEEN 6 AM AND 9 AM. WHILE THERE REMAINS SOME UNCERTAINTY ON WHICH AREAS WILL SEE THE HEAVIEST SNOW...IT APPEARS ALL OF THE AREA WILL SEE AT LEAST 3 TO 6 INCHES OF SNOW BY THE TIME IT TAPERS TO FLURRIES LATE MONDAY NIGHT. THERE IS A POSSIBILITY...GIVEN THE FLUFFY AND POWDERY NATURE OF THE SNOW...THAT A FEW LOCATIONS MAY PILE UP AS MUCH AS 6 TO 7 INCHES GIVEN THE LONG DURATION SNOW EVENT FROM LATE TONIGHT OR MONDAY MORNING...INTO MONDAY EVENING AND OVERNIGHT. PERSONS PLANNING TRAVEL THROUGH THE UPPER MISSISSIPPI RIVER VALLEY REGION FROM OVERNIGHT INTO MONDAY NIGHT SHOULD EITHER MAKE ALTERNATE PLANS...OR PREPARE FOR SLOW AND TREACHEROUS TRAVEL THROUGH THE AREA DURING THIS TIME PERIOD. IAZ008>011-018-019-029-030-211330- /O.CON.KARX.SN.Y.0002.080121T0600Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN 1119 PM CST SUN JAN 20 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST MONDAY NIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST MONDAY NIGHT. LIGHT SNOW WILL SPREAD INTO NORTHEAST IOWA BETWEEN MIDNIGHT AND 3 AM MONDAY...AND BECOME HEAVIER AND INCREASE IN COVERAGE THROUGH THE MORNING HOURS OF MONDAY. ONE TO TWO INCHES OF SNOW ACCUMULATIONS WILL BE POSSIBLE BY SUNRISE MONDAY. THE SNOW WILL CONTINUE FALL INTO MONDAY EVENING...BEFORE TAPERING TO FLURRIES. MOST AREAS WILL SEE TOTAL SNOW ACCUMULATIONS BETWEEN 3 AND 6 INCHES OF SNOW...WITH A FEW LOCATIONS PERHAPS EXCEEDING 6 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MNZ086>088-094>096-WIZ041>044-053>055-061-211330- /O.CON.KARX.SN.Y.0002.080121T1200Z-080122T0600Z/ DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE- JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...ROCHESTER...WINONA...AUSTIN... LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 1119 PM CST SUN JAN 20 2008 ...SNOW ADVISORY REMAINS IN EFFECT FROM 6 AM MONDAY TO MIDNIGHT CST MONDAY NIGHT... A SNOW ADVISORY REMAINS IN EFFECT FROM 6 AM MONDAY TO MIDNIGHT CST MONDAY NIGHT. LIGHT SNOW WILL SPREAD INTO SOUTHEAST MINNESOTA AND SOUTHWEST WISCONSIN BETWEEN 3 AM AND 6 AM MONDAY MORNING...AND INTO WEST CENTRAL AND CENTRAL WISCONSIN BETWEEN 6 AM AND 9 AM. THE SNOW WILL CONTINUE INTO MONDAY EVENING...BEFORE TAPERING TO FLURRIES AFTER MIDNIGHT. MOST AREAS WILL SEE TOTAL SNOW ACCUMULATIONS BETWEEN 3 AND 6 INCHES OF SNOW...WITH A FEW LOCATIONS PERHAPS EXCEEDING 6 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ BOYNE WEATHER.GOV/LACROSSE
000 WWUS43 KARX 210950 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 350 AM CST MON JAN 21 2008 ...SNOW ACROSS THE AREA TODAY AND TONIGHT... .SNOWFALL ACCUMULATIONS RANGING FROM 3 TO 6 INCHES ARE EXPECTED OVER A LARGE AREA ALONG AND SOUTH OF INTERSTATE 90 THROUGH MONDAY EVENING. SNOW IS ALREADY FALLING ACROSS NORTHERN IOWA AND SOUTHERN WISCONSIN...AND PARTS OF SOUTHEAST MINNESOTA. AND THIS SNOW AREA WILL CONTINUE TO ADVANCE NORTH AND EAST THROUGH THE DAY TODAY. THE HIGHEST ACCUMULATION IS EXPECTED TO BE ALONG A LINE FROM MASON CITY AND CHARLES CITY IOWA...TO DECORAH...TO PRAIRIE DU CHIEN... RICHLAND CENTER...AND PLATTEVILLE WISCONSIN. AMOUNTS OF 4 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS ARE ANTICIPATED THERE. SLIGHTLY LOWER AMOUNTS OF 3 TO 5 INCHES WILL BE POSSIBLE ALONG THE INTERSTATE 90 AREA FROM AUSTIN AND ROCHESTER MINNESOTA...TO LA CROSSE AND TOMAH WISCONSIN. THIS SNOW IS ASSOCIATED WITH A DEEPENING STORM SYSTEM CURRENTLY OVER WESTERN KANSAS. SNOW WILL CONTINUE TO INCREASE IN COVERAGE AND INTENSITY THIS MORNING AS THE STORM CENTER MOVES QUICKLY EAST TO SOUTHERN IOWA. SNOW WILL DIMINISH TO FLURRIES AND END TONIGHT AS THE STORM SYSTEM RAPIDLY MOVES EAST INTO THE GREAT LAKES. PERSONS PLANNING TRAVEL ACROSS THE REGION TODAY AND TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ008>011-018-019-029-030-211800- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN 350 AM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT TONIGHT. SNOW WAS ALREADY FALLING ACROSS MUCH OF NORTHEAST IOWA...WITH SOME LIGHT ACCUMULATIONS. SNOW WILL CONTINUE THROUGH THE DAY...AND COULD BE MODERATE TO HEAVY AT TIMES. BY 9 AM...EXPECT SNOW ACCUMULATION TO RANGE FROM 1 TO 3 INCHES...AND BY AFTERNOON... SNOW AMOUNTS BETWEEN 3 AND 5 INCHES WILL BE COMMON...WITH SOME HIGHER AMOUNTS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MNZ086>088-094>096-WIZ041>044-053>055-061-211800- /O.CON.KARX.SN.Y.0002.080121T1200Z-080122T0600Z/ DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE-MONROE- JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...ROCHESTER...WINONA...AUSTIN... LA CROSSE...SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 350 AM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT TONIGHT. LIGHT SNOW WILL SPREAD ACROSS THE AREA THIS MORNING...GRADUALLY INCREASING IN BOTH INTENSITY AND COVERAGE BY 8 OR 9 AM. BY LATE MORNING...SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED... ESPECIALLY SOUTH OF A LINE FROM ROCHESTER MINNESOTA...TO VIROQUA WISCONSIN. SNOW WILL CONTINUE THROUGH THE DAY...MODERATE TO HEAVY AT TIMES. SNOW AMOUNTS BETWEEN 3 AND 6 INCHES WILL BE COMMON BY EVENING...WITH SOME LOCALLY HIGHER AMOUNTS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MW WEATHER.GOV/LACROSSE
000 WWUS43 KARX 211330 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 730 AM CST MON JAN 21 2008 ...SNOW AREA IS EXPANDING... .THE SNOWFALL AREA IS EXPANDING ACROSS NORTHERN IOWA AND SOUTHERN MINNESOTA...AND WAS REACHING INTO SOUTHERN WISCONSIN AS WELL. THE WINTER STORM SYSTEM RESPONSIBLE FOR PRODUCING THIS SNOW WAS MOVING EAST ACROSS KANSAS THIS MORNING...AND IS EXPECTED TO MOVE QUICKLY INTO IOWA BY THIS EVENING. AS THE SYSTEM APPROACHES...SNOW WILL CONTINUE TO INCREASE IN COVERAGE AND INTENSITY. SNOWFALL ACCUMULATIONS RANGING FROM 3 TO 6 INCHES ARE EXPECTED OVER A LARGE AREA ALONG AND SOUTH OF INTERSTATE 90 THROUGH THIS EVENING. THE HIGHEST AMOUNTS ARE EXPECTED TO BE ALONG A LINE FROM MASON CITY AND CHARLES CITY IOWA...TO DECORAH...TO PRAIRIE DU CHIEN...RICHLAND CENTER...AND PLATTEVILLE WISCONSIN. AMOUNTS OF 4 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS ARE ANTICIPATED THERE. SLIGHTLY LOWER AMOUNTS OF 3 TO 5 INCHES WILL BE POSSIBLE ALONG THE INTERSTATE 90 AREA FROM AUSTIN AND ROCHESTER MINNESOTA...TO LA CROSSE AND TOMAH WISCONSIN. SNOW WILL DIMINISH TO FLURRIES AND END TONIGHT AS THE STORM SYSTEM RAPIDLY MOVES EAST INTO THE GREAT LAKES. PERSONS PLANNING TRAVEL ACROSS THE REGION TODAY AND TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055- 061-212130- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE- MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE... SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 730 AM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT TONIGHT. SNOW WILL CONTINUE TO OVERSPREAD THE AREA THIS MORNING...GRADUALLY BECOMING HEAVIER IN INTENSITY. BY NOON...ACCUMULATIONS OF 1 TO 4 INCHES WILL BE POSSIBLE ACROSS THE ADVISORY AREA...AND BY LATE AFTERNOON...SNOW AMOUNTS BETWEEN 3 AND 5 INCHES WILL BE COMMON. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ MW WEATHER.GOV/LACROSSE
000 WWUS43 KARX 211529 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 929 AM CST MON JAN 21 2008 ...SNOW CONTINUES TO INCREASE IN INTENSITY ACROSS THE AREA... .A LARGE AREA OF LIGHT TO MODERATE SNOW CONTINUES TO EXPAND ACROSS THE AREA THIS MORNING...AND WILL CONTINUE TO DO SO INTO THE AFTERNOON HOURS. ACCUMULATIONS THUS FAR HAVE RANGED FROM LESS THAN AN INCH IN THE INTERSTATE 90 CORRIDOR AND SOUTHWEST WISCONSIN...UP TO AN INCH OR TWO ACROSS PORTIONS OF NORTHEAST IOWA. THERE IS HIGH CONFIDENCE THAT SNOWFALL RATES WILL INCREASE THROUGH THE LATE MORNING HOURS...INTO MUCH OF THE AFTERNOON HOURS. SNOWFALL RATES NEARING ONE INCH PER HOUR WILL BE A POSSIBILITY ACROSS MUCH OF THE SNOW ADVISORY AREA BETWEEN 11 AM AND 3 PM. TOTAL SNOWFALL ACCUMULATIONS STILL APPEAR ON TRACK TO BE FROM 3 TO 5 INCHES IN MOST AREAS...WITH A FEW LOCATIONS NEARING 6 INCHES. A DECREASE IN SNOWFALL RATE AND INTENSITY WILL OCCUR THROUGH THE LATE AFTERNOON INTO THE EARLY EVENING FROM SOUTH TO NORTH ACROSS THE AREA. A SNOW ADVISORY REMAINS IN EFFECT THROUGH MIDNIGHT. SNOW WILL DIMINISH TO FLURRIES AND END TONIGHT AS THE STORM SYSTEM RAPIDLY MOVES EAST INTO THE GREAT LAKES. PERSONS PLANNING TRAVEL ACROSS THE REGION TODAY AND TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055- 061-212330- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE- MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE... SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 929 AM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. A LARGE AREA OF LIGHT TO MODERATE SNOW WILL CONTINUE TO INCREASE IN INTENSITY THROUGH THE REST OF THE MORNING...INTO THE EARLY AFTERNOON HOURS. SOME SNOWFALL RATES APPROACHING AN INCH PER HOUR WILL BE POSSIBLE. WIDESPREAD SNOW IS EXPECTED TO CONTINUE FOR NEARLY THE ENTIRE AREA THROUGH THE DAY. BY THE TIME SNOW TAPERS OFF TO FLURRIES LATER THIS EVENING...BETWEEN 3 AND 5 INCHES WILL HAVE FALLEN...WITH SOME LOCATIONS AROUND 6 INCHES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BINAU WEATHER.GOV/LACROSSE
000 WWUS43 KARX 211741 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1141 AM CST MON JAN 21 2008 ...BAND OF HEAVY SNOW TO SPREAD OVER THE AREA THIS AFTERNOON... .MODERATE TO HEAVY SNOW WILL CONTINUE TO SPREAD OVER THE REGION ALONG AND SOUTH OF INTERSTATE 90 THROUGH THE MIDDLE AFTERNOON HOURS. REPORTS OUT OF NORTHEAST IOWA AND FAR SOUTHWEST WISCONSIN CONFIRM MODERATE TO HEAVY SNOWFALL RATES APPROACHING AN INCH PER HOUR...WITH VERY LARGE POWDERY SNOWFLAKES LEADING TO RAPID ACCUMULATIONS. EXPECT SNOWFALL INTENSITIES TO INCREASE FOR ROCHESTER AND LA CROSSE THROUGH THE AFTERNOON...WITH QUICKLY DETERIORATING ROAD CONDITIONS. THE ENTIRE INTERSTATE 90 CORRIDOR WILL BE SNOWING MODERATELY THROUGH THE AFTERNOON...WITH PERIODS OF HEAVY SNOW. OVER NORTHEAST IOWA AND FAR SOUTHWEST WISCONSIN...EXPECT MODERATE TO HEAVY SNOW TO CONTINUE INTO THE EARLY AFTERNOON...WITH SOME DECREASE IN INTENSITY THEREAFTER...THOUGH IT WILL REMAIN SNOWING. ACCUMULATIONS THUS FAR HAVE RANGED FROM 1 TO 4 INCHES ACROSS NORTHEAST IOWA INTO EXTREME SOUTHWEST WISCONSIN...AND 1 TO 2 INCHES IN THE INTERSTATE 90 CORRIDOR. IN THE EVENING HOURS...SNOWFALL WILL BEGIN TO TAPER FROM WEST TO EAST...AND A RENEWED BOUT OF MODERATE SNOW IS LIKELY OVER SOUTHWEST WISCONSIN AND EXTREME NORTHEAST IOWA. TOTAL SNOWFALL ACCUMULATIONS WILL RANGE FROM 3 TO 6 INCHES...THOUGH IT SEEMS VERY POSSIBLE AN ISOLATED 7 OR 8 INCH REPORT WILL BE RECEIVED...FROM NORTHEAST IOWA OR SOUTHWEST WISCONSIN. PERSONS PLANNING TRAVEL ACROSS THE REGION TODAY AND TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041>044-053>055- 061-220145- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-LA CROSSE- MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... OELWEIN...ROCHESTER...WINONA...AUSTIN...LA CROSSE... SPARTA/TOMAH...MAUSTON...VIROQUA...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 1141 AM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. SNOWFALL RATES WILL CONTINUE TO INCREASE OVER THE AREA THROUGH THE MIDDLE AFTERNOON HOURS. OVER NORTHEAST IOWA AND SOUTHWEST WISCONSIN WHERE MODERATE TO HEAVY SNOW HAS BEEN REPORTED...THIS SNOWFALL RATE WILL CONTINUE AND THEN DECREASE A LITTLE INTO THE LATER AFTERNOON HOURS...BEFORE PICKING BACK UP THIS EVENING. IN THE INTERSTATE 90 CORRIDOR...SNOWFALL RATES WILL BE MODERATE TO HEAVY THROUGH THE AFTERNOON...WITH UP TO AN INCH PER HOUR RATES. SNOW WILL TAPER FROM WEST TO EAST ACROSS THE INTERSTATE 90 CORRIDOR THIS EVENING...WITH ADDITIONAL ACCUMULATIONS. BY THE TIME SNOW TAPERS OFF TO FLURRIES LATER THIS EVENING...BETWEEN 4 AND 6 INCHES WILL HAVE FALLEN...WITH SOME LOCATIONS LOCALLY HIGHER. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BINAU WEATHER.GOV/LACROSSE
000 WWUS43 KARX 211843 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1243 PM CST MON JAN 21 2008 ...BAND OF HEAVY SNOW THIS AFTERNOON TO CAUSE IMPACTS TO TRAVEL... .MODERATE TO HEAVY SNOW WILL CONTINUE TO SPREAD OVER THE REGION THROUGH THE AFTERNOON HOURS. REPORTS OUT OF SOUTHEAST MINNESOTA...NORTHEAST IOWA AND FAR SOUTHWEST WISCONSIN CONFIRM MODERATE TO HEAVY SNOWFALL RATES IN EXCESS OF AN INCH PER HOUR WITH THIS BAND...WITH VERY LARGE POWDERY SNOWFLAKES LEADING TO RAPID ACCUMULATIONS. EXPECT SNOWFALL INTENSITIES TO INCREASE FOR THE ROCHESTER...WINONA AND LA CROSSE POPULATION CENTERS THROUGH THE AFTERNOON...WITH QUICKLY DETERIORATING ROAD CONDITIONS. THE ENTIRE INTERSTATE 90 CORRIDOR WILL BE SNOWING HEAVILY THROUGH THE AFTERNOON. OVER NORTHEAST IOWA AND FAR SOUTHWEST WISCONSIN... EXPECT MODERATE TO HEAVY SNOW TO CONTINUE INTO THE EARLY AFTERNOON...WITH SOME DECREASE IN INTENSITY THEREAFTER...THOUGH IT WILL REMAIN SNOWING. ACCUMULATIONS THUS FAR HAVE RANGED FROM 1 TO 4 INCHES ACROSS NORTHEAST IOWA INTO EXTREME SOUTHWEST WISCONSIN...AND 1 TO 3 INCHES IN THE INTERSTATE 90 CORRIDOR. IN THE EVENING HOURS...SNOWFALL WILL BEGIN TO TAPER FROM WEST TO EAST...AND A RENEWED BOUT OF MODERATE SNOW IS LIKELY OVER SOUTHWEST WISCONSIN AND EXTREME NORTHEAST IOWA. TOTAL SNOWFALL ACCUMULATIONS WILL RANGE FROM 3 TO 6 INCHES...THOUGH IT SEEMS VERY POSSIBLE AN ISOLATED 7 OR 8 INCH REPORT WILL BE RECEIVED. PERSONS PLANNING TRAVEL ACROSS THE REGION TODAY AND TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. MNZ079-WIZ032>034-220245- /O.EXA.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ WABASHA-BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITY OF...BLACK RIVER FALLS 1243 PM CST MON JAN 21 2008 ...SNOW ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. SNOWFALL RATES WILL CONTINUE TO INCREASE OVER THE AREA THROUGH THE MIDDLE AFTERNOON HOURS. SNOWFALL RATES WILL BE MODERATE TO HEAVY THROUGH THE AFTERNOON...WITH INCH PER HOUR RATES. SNOW WILL TAPER FROM WEST TO EAST ACROSS THE AREA THIS EVENING...WITH ADDITIONAL LIGHT ACCUMULATIONS. BY THE TIME SNOW TAPERS OFF TO FLURRIES LATER THIS EVENING...BETWEEN 3 AND 5 INCHES WILL HAVE FALLEN...WITH SOME LOCATIONS LOCALLY HIGHER. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ IAZ011-029-030-WIZ042>044-053>055-061-220245- /O.EXT.KARX.SN.Y.0002.000000T0000Z-080122T0900Z/ ALLAMAKEE-FAYETTE-CLAYTON-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD- RICHLAND-GRANT- INCLUDING THE CITIES OF...WAUKON...OELWEIN...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER... PLATTEVILLE 1243 PM CST MON JAN 21 2008 ...SNOW ADVISORY NOW IN EFFECT UNTIL 3 AM CST TUESDAY... THE SNOW ADVISORY IS NOW IN EFFECT UNTIL 3 AM CST TUESDAY. SNOWFALL RATES WILL CONTINUE TO INCREASE OVER THE AREA THROUGH THE MIDDLE AFTERNOON HOURS. OVER NORTHEAST IOWA AND SOUTHWEST WISCONSIN WHERE MODERATE TO HEAVY SNOW HAS BEEN REPORTED...THIS SNOWFALL RATE WILL CONTINUE AND THEN DECREASE A LITTLE INTO THE LATER AFTERNOON HOURS...BEFORE PICKING BACK UP THIS EVENING. IN THE INTERSTATE 90 CORRIDOR...SNOWFALL RATES WILL BE MODERATE TO HEAVY THROUGH THE AFTERNOON...WITH UP TO AN INCH PER HOUR RATES. SNOW WILL TAPER FROM WEST TO EAST ACROSS THE INTERSTATE 90 CORRIDOR THIS EVENING...WITH ADDITIONAL ACCUMULATIONS. BY THE TIME SNOW TAPERS OFF TO FLURRIES WELL AFTER MIDNIGHT...BETWEEN 4 AND 6 INCHES WILL HAVE FALLEN...WITH SOME LOCATIONS LOCALLY HIGHER. THE SNOW ADVISORY HAS BEEN EXTENDED UNTIL 3 AM WITH SNOW EXPECTED TO LINGER PAST MIDNIGHT. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ IAZ008>010-018-019-MNZ086>088-094>096-WIZ041-220245- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-DODGE-OLMSTED-WINONA- MOWER-FILLMORE-HOUSTON-LA CROSSE- INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...ROCHESTER... WINONA...AUSTIN...LA CROSSE 1243 PM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. MODERATE TO HEAVY SNOW WILL CONTINUE OVER THE AREA THROUGH THE MIDDLE AFTERNOON HOURS. OVER NORTHEAST IOWA AND SOUTHWEST WISCONSIN WHERE MODERATE TO HEAVY SNOW HAS BEEN REPORTED...THIS SNOWFALL RATE WILL CONTINUE AND THEN DECREASE A LITTLE INTO THE LATER AFTERNOON HOURS...BEFORE PICKING BACK UP THIS EVENING. IN THE INTERSTATE 90 CORRIDOR...SNOWFALL RATES WILL BE MODERATE TO HEAVY THROUGH THE AFTERNOON...WITH UP TO AN INCH PER HOUR RATES. SNOW WILL TAPER FROM WEST TO EAST ACROSS THE INTERSTATE 90 CORRIDOR THIS EVENING...WITH ADDITIONAL ACCUMULATIONS. BY THE TIME SNOW TAPERS OFF TO FLURRIES LATER THIS EVENING...BETWEEN 4 AND 6 INCHES WILL HAVE FALLEN...WITH SOME LOCATIONS LOCALLY HIGHER. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BINAU WEATHER.GOV/LACROSSE
000 WWUS43 KARX 212036 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 236 PM CST MON JAN 21 2008 ...MODERATE TO HEAVY SNOW CONTINUES OVER THE AREA... .A BAND OF MODERATE TO HEAVY SNOW...WITH VERY LARGE FLAKES AND FLUFFY...POWDERY ACCUMULATIONS WILL CONTINUE ACROSS THE INTERSTATE 90 CORRIDOR THROUGH THE LATE AFTERNOON HOURS. SNOW HAD DECREASED IN INTENSITY ACROSS NORTHEAST IOWA...BUT IS EXPECTED TO SLOWLY INCREASE IN INTENSITY AGAIN LATE THIS AFTERNOON AND THIS EVENING AS THE MAIN WAVE OF LOW PRESSURE MOVES THROUGH THE AREA. SO FAR...WIDESPREAD 2 TO 4 INCH SNOWFALL ACCUMULATIONS HAVE BEEN REPORTED OVER ALL OF NORTHEAST IOWA...SOUTHEAST MINNESOTA...AND ACROSS THE RIVER INTO SOUTHWEST WISCONSIN. LIGHT TO MODERATE SNOW WILL CONTINUE OVER MUCH OF THE AREA THROUGH THE EVENING HOURS...THOUGH THE VERY HEAVY SNOWFALL RATES EXPERIENCED THIS MORNING AND AFTERNOON SHOULD DIMINISH INTO THE VERY LATE AFTERNOON AND EARLY EVENING HOURS. SNOW WILL COME TO AN END FROM WEST TO EAST ACROSS THE AREA TONIGHT...STARTING IN THE MID TO LATE EVENING ACROSS SOUTHEAST MINNESOTA AND NORTHEAST IOWA...AND AFTER MIDNIGHT FOR AREAS ALONG AND EAST OF THE MISSISSIPPI RIVER. WIDESPREAD 4 TO 6 INCH SNOWFALL ACCUMULATIONS ARE EXPECTED ALONG AND SOUTH OF A DODGE CENTER MINNESOTA TO BLACK RIVER FALLS LINE. THERE ARE LIKELY TO BE A FEW LOCATIONS WHICH RECEIVE 6 TO 7 INCHES OF SNOW...BUT GIVEN THE LONG DURATION OF THE SNOWFALL EVENT...AN UPGRADE TO A HEAVY SNOW WARNING MAY NOT BE NEEDED. HOWEVER...SHOULD IT APPEAR THAT WIDESPREAD ACCUMULATIONS TOWARD 8 INCHES ARE BECOMING MORE POSSIBLE...AN UPGRADE TO HEAVY SNOW WARNING REMAINS POSSIBLE YET THIS AFTERNOON OR THIS EVENING FOR PORTIONS OF THE AREA. PERSONS PLANNING TRAVEL ACROSS THE REGION TODAY AND TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ008>010-018-019-MNZ079-086>088-094>096-WIZ032>034-041-220445- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-WABASHA-DODGE-OLMSTED- WINONA-MOWER-FILLMORE-HOUSTON-BUFFALO-TREMPEALEAU-JACKSON- LA CROSSE- INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...ROCHESTER... WINONA...AUSTIN...BLACK RIVER FALLS...LA CROSSE 236 PM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. MODERATE TO HEAVY SNOW WILL CONTINUE OVER THE AREA THROUGH THE LATE AFTERNOON HOURS...BEFORE A SLOW DECREASE IN INTENSITY OCCURS. LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THE BULK OF THE EVENING...BEFORE TAPERING OFF AROUND MIDNIGHT OR SHORTLY THEREAFTER. WIDESPREAD 4 TO 6 SNOWFALL ACCUMULATIONS ARE LIKELY...WITH SOME LOCATIONS SEEING HIGHER AMOUNTS. IF HIGHER AMOUNTS APPEAR THAT THEY WILL BE MORE WIDESPREAD...AN UPGRADE TO A HEAVY SNOW WARNING MAY BE REQUIRED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ IAZ011-029-030-WIZ042>044-053>055-061-220445- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0900Z/ ALLAMAKEE-FAYETTE-CLAYTON-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD- RICHLAND-GRANT- INCLUDING THE CITIES OF...WAUKON...OELWEIN...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER... PLATTEVILLE 236 PM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY. MODERATE TO HEAVY SNOW WILL CONTINUE OVER THE AREA THROUGH THE LATE AFTERNOON HOURS...BEFORE A SLOW DECREASE IN INTENSITY OCCURS. LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THE BULK OF THE EVENING...BEFORE TAPERING OFF AFTER MIDNIGHT. WIDESPREAD 4 TO 6 SNOWFALL ACCUMULATIONS ARE LIKELY...WITH SOME LOCATIONS SEEING HIGHER AMOUNTS. IF HIGHER AMOUNTS APPEAR THAT THEY WILL BE MORE WIDESPREAD...AN UPGRADE TO A HEAVY SNOW WARNING MAY BE REQUIRED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BINAU WEATHER.GOV/LACROSSE
000 WWUS43 KARX 212125 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 325 PM CST MON JAN 21 2008 ...MODERATE TO HEAVY SNOW CONTINUES OVER THE AREA... .A BAND OF MODERATE TO HEAVY SNOW...WITH VERY LARGE FLAKES AND FLUFFY...POWDERY ACCUMULATIONS WILL CONTINUE ACROSS THE INTERSTATE 90 CORRIDOR AND PORTIONS OF NORTHEAST IOWA THROUGH THE LATE AFTERNOON HOURS INTO THE EARLY EVENING HOURS. SO FAR...WIDESPREAD 4 TO 5 INCH SNOWFALL ACCUMULATIONS HAVE BEEN REPORTED OVER MUCH OF NORTHEAST IOWA...SOUTHEAST MINNESOTA...AND ACROSS THE RIVER INTO SOUTHWEST WISCONSIN. SNOW WILL CONTINUE OVER MUCH OF THE AREA THROUGH THE EVENING HOURS... THOUGH THE VERY HEAVY SNOWFALL RATES EXPERIENCED THIS MORNING AND AFTERNOON SHOULD DIMINISH INTO THE EVENING HOURS. SNOW WILL COME TO AN END FROM WEST TO EAST ACROSS THE AREA TONIGHT...STARTING IN THE MID TO LATE EVENING ACROSS SOUTHEAST MINNESOTA AND NORTHEAST IOWA...AND AFTER MIDNIGHT FOR AREAS ALONG AND EAST OF THE MISSISSIPPI RIVER. WIDESPREAD 6 TO 8 INCH SNOWFALL ACCUMULATIONS ARE EXPECTED ALONG AND SOUTH OF A DODGE CENTER MINNESOTA TO BLACK RIVER FALLS LINE. THERE ARE LIKELY TO BE A FEW LOCATIONS WHICH RECEIVE UP TO 9 INCHES OF SNOW. THE SNOW ADVISORY HAS BEEN UPGRADED TO A HEAVY SNOW WARNING FOR MUCH OF THE AREA HIGHER THE DEEP...POWDERY ACCUMULATIONS. PERSONS PLANNING TRAVEL ACROSS THE REGION TODAY AND TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ009-010-019-MNZ087-088-095-096-WIZ041-220530- /O.UPG.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ /O.NEW.KARX.HS.W.0001.080121T2125Z-080122T0600Z/ HOWARD-WINNESHIEK-CHICKASAW-OLMSTED-WINONA-FILLMORE-HOUSTON- LA CROSSE- INCLUDING THE CITIES OF...DECORAH...ROCHESTER...WINONA... LA CROSSE 325 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A HEAVY SNOW WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. THE SNOW ADVISORY IS NO LONGER IN EFFECT. MODERATE TO HEAVY SNOW WILL SLOWLY DECREASE BACK TO LIGHT SNOW THROUGH THE EVENING HOURS. SNOWFALL RATES UP TO AN INCH AN HOUR WILL BE POSSIBLE INTO THE EARLY EVENING HOURS. SNOW WILL COME TO AND END DURING THE LATE EVENING HOURS TO JUST AFTER MIDNIGHT. TOTAL SNOWFALL ACCUMULATIONS WILL BE HIGHEST IN THE INTERSTATE 90 CORRIDOR WHERE 6 TO 8 INCHES ARE EXPECTED...WITH LOCALLY HIGHER AMOUNTS. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ011-029-030-WIZ042>044-053>055-061-220530- /O.UPG.KARX.SN.Y.0002.000000T0000Z-080122T0900Z/ /O.NEW.KARX.HS.W.0001.080121T2125Z-080122T0900Z/ ALLAMAKEE-FAYETTE-CLAYTON-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD- RICHLAND-GRANT- INCLUDING THE CITIES OF...WAUKON...OELWEIN...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER... PLATTEVILLE 325 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING IN EFFECT UNTIL 3 AM CST TUESDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A HEAVY SNOW WARNING...WHICH IS IN EFFECT UNTIL 3 AM CST TUESDAY. THE SNOW ADVISORY IS NO LONGER IN EFFECT. MODERATE TO HEAVY SNOW WILL CONTINUE INTO THE EVENING HOURS HOURS. SNOWFALL RATES UP TO AN INCH AN HOUR WILL BE POSSIBLE. SNOW WILL COME TO AND END AFTER MIDNIGHT. TOTAL SNOWFALL ACCUMULATIONS OF 5 TO 8 INCHES ARE EXPECTED...WITH LOCALLY HIGHER AMOUNTS. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ WIZ029-220530- /O.EXA.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ CLARK- INCLUDING THE CITY OF...NEILLSVILLE 325 PM CST MON JAN 21 2008 ...SNOW ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. MODERATE SNOW WILL CONTINUE OVER CLARK COUNTY THROUGH THE LATE EVENING HOURS...BEFORE A SLOW DECREASE IN INTENSITY OCCURS. THE SNOW WILL TAPER OFF AROUND MIDNIGHT OR SHORTLY THEREAFTER. WIDESPREAD 3 TO 5 SNOWFALL ACCUMULATIONS ARE LIKELY...ESPECIALLY ACROSS THE SOUTHERN HALF OF THE COUNTY. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ IAZ008-018-MNZ079-086-094-WIZ032>034-220530- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-FLOYD-WABASHA-DODGE-MOWER-BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...CHARLES CITY...AUSTIN... BLACK RIVER FALLS 325 PM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. MODERATE SNOW WILL CONTINUE OVER THE AREA THROUGH THE LATE AFTERNOON HOURS...BEFORE A SLOW DECREASE IN INTENSITY OCCURS THROUGH THE EVENING....BEFORE TAPERING OFF AROUND MIDNIGHT OR SHORTLY THEREAFTER. WIDESPREAD 4 TO 6 SNOWFALL ACCUMULATIONS ARE LIKELY... WITH SOME LOCATIONS SEEING HIGHER AMOUNTS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BINAU WEATHER.GOV/LACROSSE
000 WWUS43 KARX 212325 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 525 PM CST MON JAN 21 2008 ...MODERATE TO HEAVY SNOW CONTINUING AS SNOW BAND SHIFTS SOUTHEAST... .A BAND OF MODERATE TO HEAVY SNOW...WITH VERY LARGE FLAKES AND FLUFFY...POWDERY ACCUMULATIONS WILL CONTINUE TO SLOWLY WEAKEN AS IT SINKS SOUTHEAST INTO NORTHEAST IOWA AND SOUTHWEST WISCONSIN. ELSEWHERE...LIGHT SNOW WILL CONTINUE...WITH MORE ACCUMULATIONS EXPECTED ACROSS THE ENTIRE AREA THROUGH EARLY TO MID EVENING. SO FAR... WIDESPREAD 5 TO 7 INCH SNOWFALL ACCUMULATIONS HAVE BEEN REPORTED IN THE INTERSTATE 90 CORRIDOR FROM AUSTIN TO MAUSTON. OVER NORTHEAST IOWA INTO THE WISCONSIN RIVER VALLEY...SNOWFALL ACCUMULATIONS HAVE RANGED FROM 3 TO 5 INCHES. TO THE NORTH...SNOWFALL AMOUNTS TAPER QUICKLY TO AROUND AN INCH NORTH OF HIGHWAY 10. THROUGH THE EVENING HOURS...THE HEAVIER SNOWS WILL FOCUS MAINLY EAST AND SOUTH OF A LINE FROM WEST UNION IOWA TO DECORAH IOWA TO SPARTA AND TOMAH. SNOWFALL RATES IN THIS AREA COULD REACH AN INCH PER HOUR...AND WITH MORE SNOW HEADING OUT OF CENTRAL IOWA...2 TO 3 MORE INCHES ARE LIKELY THIS EVENING EAST AND SOUTH OF THE AFOREMENTIONED LINE. WEST AND NORTH OF THIS LINE...PERSISTENT LIGHT TO OCCASIONALLY MODERATE SNOW WILL SLOWLY BEGIN TO DECREASE IN COVERAGE AND INTENSITY TROUGH MIDNIGHT...WITH ADDITIONAL ACCUMULATIONS FROM 1 TO PERHAPS 2 INCHES. SNOW SHOULD END WEST OF THE MISSISSIPPI RIVER FOR THE MOST PART BY MIDNIGHT OR SHORTLY THEREAFTER...AND EAST OF THE RIVER AROUND 3 AM. STORM TOTAL SNOWFALL ACCUMULATIONS OF 6 TO 9 INCHES SNOWFALL ACCUMULATIONS ARE EXPECTED FOR AREAS ALONG INTERSTATE 90 FROM SOUTH OF ROCHESTER...THROUGH LA CROSSE AND WINONA INTO MAUSTON. 5 TO 8 INCHES IS EXPECTED ACROSS MUCH OF NORTHEAST IOWA INTO THE WISCONSIN RIVER VALLEY OF EXTREME SOUTHWEST WISCONSIN. NORTH OF INTERSTATE 90 WILL SEE A SHARP DECREASE IN SNOWFALL AMOUNTS...FROM 4 TO 6 INCHES FROM DODGE COUNTY THROUGH AREAS NORTH OF WINONA AND SOUTH OF BLACK RIVER FALLS...AND 1 TO 3 INCHES NORTH OF THIS AREA. PERSONS PLANNING TRAVEL ACROSS THE REGION TODAY AND TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ009-010-019-MNZ087-088-095-096-WIZ041-220600- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0600Z/ HOWARD-WINNESHIEK-CHICKASAW-OLMSTED-WINONA-FILLMORE-HOUSTON- LA CROSSE- INCLUDING THE CITIES OF...DECORAH...ROCHESTER...WINONA... LA CROSSE 525 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. MODERATE TO HEAVY SNOW THROUGH THE EARLY EVENING WILL SLOWLY DECREASE BACK TO LIGHT SNOW THROUGH THE BULK OF THE EVENING HOURS. SNOW WILL COME TO AND END DURING THE LATE EVENING HOURS TO JUST AFTER MIDNIGHT. TOTAL SNOWFALL ACCUMULATIONS WILL BE HIGHEST IN THE INTERSTATE 90 CORRIDOR WHERE 6 TO 9 INCHES ARE EXPECTED. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ011-029-030-WIZ042>044-053>055-061-220730- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0900Z/ ALLAMAKEE-FAYETTE-CLAYTON-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD- RICHLAND-GRANT- INCLUDING THE CITIES OF...WAUKON...OELWEIN...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER... PLATTEVILLE 525 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY. MODERATE TO HEAVY SNOW WILL CONTINUE INTO THE EVENING HOURS HOURS. SNOWFALL RATES UP TO AN INCH AN HOUR WILL BE POSSIBLE. SNOW WILL COME TO AND END AFTER 3 AM. TOTAL SNOWFALL ACCUMULATIONS OF 5 TO 8 INCHES ARE EXPECTED...WITH LOCALLY HIGHER AMOUNTS. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ008-018-MNZ079-086-094-WIZ029-032>034-220600- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-FLOYD-WABASHA-DODGE-MOWER-CLARK-BUFFALO-TREMPEALEAU- JACKSON- INCLUDING THE CITIES OF...CHARLES CITY...AUSTIN...NEILLSVILLE... BLACK RIVER FALLS 525 PM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. A SLOW DECREASE IN INTENSITY AND COVERAGE OF LIGHT SNOW WILL OCCUR THROUGH THE EVENING....BEFORE TAPERING OFF AROUND MIDNIGHT OR SHORTLY THEREAFTER. WIDESPREAD 3 TO 6 SNOWFALL ACCUMULATIONS ARE LIKELY... WITH SOME LOCATIONS SEEING HIGHER AMOUNTS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BINAU WEATHER.GOV/LACROSSE
000 WWUS43 KARX 220158 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 758 PM CST MON JAN 21 2008 ...MODERATE TO HEAVY SNOW BAND CONTINUING TO SHIFT SOUTHEAST ACROSS THE AREA... .A BAND OF MODERATE TO HEAVY SNOW WAS LOCATED GENERALLY SOUTHEAST OF AN OELWIEN IOWA TO WISCONSIN DELLS LINE. SNOW RATES BETWEEN A HALF INCH AND AN INCH AN HOUR WILL LIKELY CONTINUE TO FALL THROUGH 10 PM...AND THEN THEY MAY INCREASE TO AROUND AN INCH AN HOUR BETWEEN 10 PM AND 1 AM. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES OF SNOW ARE ANTICIPATED. MEANWHILE THE REMAINDER OF NORTHEAST IOWA...SOUTHEAST MINNESOTA... AND WESTERN WISCONSIN WILL LIKELY SEE SNOW RATES ANYWHERE FROM A TRACE TO A HALF INCH PER HOUR BETWEEN 8 PM AND 10 PM. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES ARE EXPECTED ALONG AND SOUTH OF THE INTERSTATE 90 CORRIDOR...AND FROM 2 TO 6 INCHES NORTH OF THESE AREAS. PERSONS PLANNING TRAVEL ACROSS THE REGION TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ009-010-019-MNZ087-088-095-096-WIZ041-220600- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0600Z/ HOWARD-WINNESHIEK-CHICKASAW-OLMSTED-WINONA-FILLMORE-HOUSTON- LA CROSSE- INCLUDING THE CITIES OF...DECORAH...ROCHESTER...WINONA... LA CROSSE 758 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. BETWEEN 8 PM AND 10 PM...UP TO AN INCH OF SNOW WILL LIKELY FALL. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES ARE EXPECTED ALONG AND SOUTH OF THE INTERSTATE 90 CORRIDOR...AND FROM 2 TO 6 INCHES NORTH OF THESE AREAS. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ011-029-030-WIZ042>044-053>055-061-220900- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0900Z/ ALLAMAKEE-FAYETTE-CLAYTON-MONROE-JUNEAU-ADAMS-VERNON-CRAWFORD- RICHLAND-GRANT- INCLUDING THE CITIES OF...WAUKON...OELWEIN...SPARTA/TOMAH... MAUSTON...VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER... PLATTEVILLE 758 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY. BETWEEN 8 PM AND 10 PM...BETWEEN ONE AND TWO INCHES OF SNOW WILL LIKELY FALL. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES ARE EXPECTED. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ008-018-MNZ079-086-094-WIZ029-032>034-220600- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-FLOYD-WABASHA-DODGE-MOWER-CLARK-BUFFALO-TREMPEALEAU- JACKSON- INCLUDING THE CITIES OF...CHARLES CITY...AUSTIN...NEILLSVILLE... BLACK RIVER FALLS 758 PM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. BETWEEN 8 PM AND 10 PM...UP TO A HALF INCH OF SNOW WILL LIKELY FALL. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES ARE EXPECTED ALONG AND SOUTH OF THE INTERSTATE 90 CORRIDOR...AND FROM 2 TO 6 INCHES NORTH OF THESE AREAS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BOYNE WEATHER.GOV/LACROSSE
000 WWUS43 KARX 220317 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 917 PM CST MON JAN 21 2008 ...THE THREAT FOR HEAVY SNOW IS MAINLY NOW LOCATED ACROSS PORTIONS OF NORTHEAST IOWA AND SOUTHWEST WISCONSIN... .BETWEEN 9 PM AND 11 PM...A BAND OF MODERATE TO HEAVY SNOW WILL BE LOCATED GENERALLY SOUTHEAST OF A WEST UNION IOWA TO RICHLAND CENTER WISCONSIN LINE. SNOW RATES UP TO AN INCH AN HOUR ARE EXPECTED FROM OELWEIN IOWA NORTHEAST TO THE BOSCOBEL AND FENNIMORE AREAS. ELSEWHERE IN THE SNOW ADVISORY AND HEAVY SNOW WARNING AREAS... SNOW AMOUNTS WILL BE LIKELY LESS THAN AN INCH DURING THIS TIME PERIOD. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES OF SNOW ARE ANTICIPATED GENERALLY EAST OF A LINE FROM SPRING VALLEY MINNESOTA TO CHARLES CITY IOWA. WEST OF THIS LINE TOTAL SNOW AMOUNTS WILL RANGE FROM 3 TO 6 INCHES. THE THREAT FOR SIGNIFICANT SNOW HAS ENDED ACROSS SOUTHEAST MINNESOTA... AND WEST CENTRAL...CENTRAL...AND NORTH CENTRAL WISCONSIN. AS A RESULT... THE SNOW ADVISORY AND HEAVY SNOW WARNING FOR THESE COUNTIES HAS BEEN CANCELLED EARLY. PERSONS PLANNING TRAVEL ACROSS THE REGION TONIGHT SHOULD MONITOR THE LATEST WEATHER FORECASTS AND STATEMENTS...AND BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. WIZ042>044-053-220430- /O.CAN.KARX.HS.W.0001.000000T0000Z-080122T0900Z/ MONROE-JUNEAU-ADAMS-VERNON- INCLUDING THE CITIES OF...SPARTA/TOMAH...MAUSTON...VIROQUA 917 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE HEAVY SNOW WARNING. THE THREAT FOR HEAVY SNOW HAS ENDED ACROSS AREA FOR TONIGHT. HOWEVER THEY MAY STILL BE SOME LIGHT ACCUMULATIONS DURING THE REMAINDER OF TONIGHT. $$ MNZ087-088-095-096-WIZ041-220430- /O.CAN.KARX.HS.W.0001.000000T0000Z-080122T0600Z/ OLMSTED-WINONA-FILLMORE-HOUSTON-LA CROSSE- INCLUDING THE CITIES OF...ROCHESTER...WINONA...LA CROSSE 917 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE HEAVY SNOW WARNING. THE THREAT FOR HEAVY SNOW HAS ENDED ACROSS AREA FOR TONIGHT. HOWEVER THEY MAY STILL BE SOME LIGHT ACCUMULATIONS DURING THE REMAINDER OF TONIGHT. $$ MNZ079-086-094-WIZ029-032>034-220430- /O.CAN.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ WABASHA-DODGE-MOWER-CLARK-BUFFALO-TREMPEALEAU-JACKSON- INCLUDING THE CITIES OF...AUSTIN...NEILLSVILLE... BLACK RIVER FALLS 917 PM CST MON JAN 21 2008 ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE SNOW ADVISORY. ONLY LIGHT ACCUMULATIONS ARE EXPECTED OVERNIGHT. AS A RESULT...THE SNOW ADVISORY HAS BEEN CANCELLED FOR TONIGHT. $$ IAZ009-010-019-220600- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0600Z/ HOWARD-WINNESHIEK-CHICKASAW- INCLUDING THE CITY OF...DECORAH 917 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. BETWEEN 9 PM AND 11 PM...UP TO AN INCH OF SNOW WILL LIKELY FALL. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES ARE EXPECTED IN THESE COUNTIES. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ011-029-030-WIZ054-055-061-220900- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0900Z/ ALLAMAKEE-FAYETTE-CLAYTON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...WAUKON...OELWEIN...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 917 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY. BETWEEN 9 PM AND 11 PM...BETWEEN ONE AND TWO INCHES OF SNOW WILL LIKELY FALL FROM OELWEIN NORTHEAST TO THE BOSCOBEL AND FENNIMORE AREAS. ELSEWHERE SNOW AMOUNTS WILL BE GENERALLY LESS THAN AN INCH. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES ARE EXPECTED. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ008-018-220600- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-FLOYD- INCLUDING THE CITY OF...CHARLES CITY 917 PM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. BETWEEN 9 PM AND 11 PM...UP TO A HALF INCH OF SNOW WILL LIKELY FALL. TOTAL SNOWFALL AMOUNTS OF 3 TO 6 INCHES ARE EXPECTED IN THESE COUNTIES. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BOYNE WEATHER.GOV/LACROSSE
000 WWUS43 KARX 220458 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1058 PM CST MON JAN 21 2008 ...THE THREAT FOR HEAVY SNOW IS MAINLY NOW LOCATED ACROSS PORTIONS OF NORTHEAST IOWA AND SOUTHWEST WISCONSIN... .BETWEEN 11 PM AND 1 AM...A BAND OF MODERATE TO HEAVY SNOW WILL BE LOCATED GENERALLY SOUTHEAST OF A SUMNER IOWA TO HILLSBORO WISCONSIN LINE. SNOW RATES UP TO AN INCH AN HOUR ARE EXPECTED FROM OELWEIN IOWA NORTHEAST TO THE BOSCOBEL AND FENNIMORE AREAS. ELSEWHERE IN THE SNOW ADVISORY AND HEAVY SNOW WARNING AREAS...SNOW AMOUNTS WILL BE LIKELY LESS THAN A HALF INCH DURING THIS TIME PERIOD. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES OF SNOW ARE ANTICIPATED GENERALLY EAST OF A LINE FROM SPRING VALLEY MINNESOTA TO CHARLES CITY IOWA. MEANWHILE WEST OF THIS LINE...TOTAL SNOW AMOUNTS WILL RANGE FROM 3 TO 6 INCHES. PERSONS PLANNING TRAVEL ACROSS SOUTHWEST WISCONSIN AND NORTHEAST IOWA OVERNIGHT SHOULD BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ009-010-019-220600- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0600Z/ HOWARD-WINNESHIEK-CHICKASAW- INCLUDING THE CITY OF...DECORAH 1058 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. BETWEEN 11 PM AND 1 AM...UP TO A HALF INCH OF SNOW WILL LIKELY FALL. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES ARE EXPECTED IN THESE COUNTIES BY 3 AM TUESDAY. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ011-029-030-WIZ054-055-061-220900- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0900Z/ ALLAMAKEE-FAYETTE-CLAYTON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...WAUKON...OELWEIN...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 1058 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY. BETWEEN 11 PM AND 1 AM...BETWEEN ONE AND TWO INCHES OF SNOW WILL LIKELY FALL FROM OELWEIN NORTHEAST TO THE BOSCOBEL AND FENNIMORE AREAS. ELSEWHERE SNOW AMOUNTS WILL BE GENERALLY LESS THAN AN INCH. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES ARE EXPECTED BY 3 AM TUESDAY. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ IAZ008-018-220600- /O.CON.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-FLOYD- INCLUDING THE CITY OF...CHARLES CITY 1058 PM CST MON JAN 21 2008 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. BETWEEN 11 PM AND MIDNIGHT...UP TO A HALF INCH OF SNOW WILL LIKELY FALL. TOTAL SNOWFALL AMOUNTS OF 3 TO 6 INCHES ARE EXPECTED IN THESE COUNTIES BY MIDNIGHT. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SOME TRAVEL DIFFICULTIES. BE SURE TO CHECK THE LATEST WEATHER INFORMATION BEFORE YOU TRAVEL. EXPECT SNOW COVERED ROADS AND LIMITED VISIBILITIES. $$ BOYNE WEATHER.GOV/LACROSSE
000 WWUS43 KARX 220552 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1152 PM CST MON JAN 21 2008 ...THE THREAT FOR HEAVY SNOW IS MAINLY NOW LOCATED ACROSS PORTIONS OF NORTHEAST IOWA AND SOUTHWEST WISCONSIN... .A LOW PRESSURE SYSTEM WILL MOVE SLOWLY NORTHEAST ACROSS NORTHERN ILLINOIS OVERNIGHT. THIS LOW WILL CONTINUE TO PRODUCE A BAND OF MODERATE TO HEAVY SNOW GENERALLY SOUTHEAST OF A SUMNER IOWA TO HILLSBORO WISCONSIN LINE. SNOW RATES UP TO AN INCH AN HOUR IS ANTICIPATED IN THESE AREAS. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES OF SNOW ARE EXPECTED BY 3 AM TUESDAY. PERSONS PLANNING TRAVEL ACROSS SOUTHWEST WISCONSIN AND NORTHEAST IOWA OVERNIGHT SHOULD BE PREPARED FOR ADVERSE TRAVEL CONDITIONS. IAZ009-010-019-220700- /O.EXP.KARX.HS.W.0001.000000T0000Z-080122T0600Z/ HOWARD-WINNESHIEK-CHICKASAW- INCLUDING THE CITY OF...DECORAH 1152 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT... THE HEAVY SNOW WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT. LITTLE ADDITIONAL SNOWFALL IS EXPECTED OVERNIGHT. AS A RESULT... THE HEAVY SNOW WARNING WILL BE ALLOWED TO EXPIRE AT MIDNIGHT. $$ IAZ008-018-220645- /O.EXP.KARX.SN.Y.0002.000000T0000Z-080122T0600Z/ MITCHELL-FLOYD- INCLUDING THE CITY OF...CHARLES CITY 1152 PM CST MON JAN 21 2008 ...SNOW ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT... THE SNOW ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT. LITTLE ADDITIONAL SNOWFALL IS EXPECTED OVERNIGHT. AS A RESULT... THE SNOW ADVISORY WILL BE ALLOWED TO EXPIRE AT MIDNIGHT. $$ IAZ011-029-030-WIZ054-055-061-220900- /O.CON.KARX.HS.W.0001.000000T0000Z-080122T0900Z/ ALLAMAKEE-FAYETTE-CLAYTON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...WAUKON...OELWEIN...PRAIRIE DU CHIEN... RICHLAND CENTER...PLATTEVILLE 1152 PM CST MON JAN 21 2008 ...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY... A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY. BETWEEN MIDNIGHT AND 3 AM...A BAND OF MODERATE TO HEAVY SNOW WILL BE FOUND GENERALLY SOUTHEAST OF A SUMNER IOWA TO HILLSBORO WISCONSIN LINE. SNOW RATES UP TO AN INCH AN HOUR IS ANTICIPATED IN THESE AREAS. TOTAL SNOWFALL AMOUNTS OF 6 TO 9 INCHES OF SNOW ARE EXPECTED BY 3 AM TUESDAY. A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. $$ BOYNE WEATHER.GOV/LACROSSE
What forecasters said that day
The local office's own words before this snow 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 snow advisory went out at Jan 20, 3:19 PM CST, 16 minutes earlier.
Area forecast discussion, Jan 20, 3:19 PM CST, 16 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
319 PM CST SUN JAN 20 2008
.SHORT TERM...THROUGH WEDNESDAY NIGHT
ENTIRE TIME FOCUSED ON INCOMING SNOW EVENT WHICH WILL HAVE TRAVEL
IMPACTS...PERHAPS SIGNIFICANT IN SOME AREAS. ANCILLARY CONCERNS
WERE EARLY EVENING TEMP PLUNGE TONIGHT...AND WINDS/COLD ON TUES
AND WEDNESDAY.
CURRENTLY...ARCTIC AIRMASS REMAINS ENTRENCHED WITH AXIS OF 1035+MB
HIGH PRESSURE FROM ERN ND ALL THE WAY INTO DEEP SOUTH.
TEMPERATURES TODAY ABOUT 5F WARMER THAN YDAY. THICK VEIL OF
MID/HIGH LEVEL CLOUDS ALREADY ESTABLISHED ON BACKSIDE OF POOL OF
ARCTIC AIR WHERE STRONG LOW/MID LEVEL BAROCLINIC ZONE IN PLACE.
INTENSE UPPER LOW /PER GOES WATER VAPOR/ DIGGING DOWN WEST COAST
OF WA/OR AND HEIGHTS PER 20.18Z RUC HAVE REALLY RISEN LAST 12HRS
OVER THE CNTL CONUS IN DOWNSTREAM RIDGING FROM THIS FEATURE.
BACKSIDE OF THE SFC/LOW LEVEL RIDGE AXIS FEATURES A SLY LOW LEVEL
JET OVER 45KTS ALREADY IN SRN PLAINS...FURTHER TIGHTENING THE MID
LEVEL BAROCLINIC ZONE AS THE FLOW BACKS IN RESPONSE TO WRN
CONUS/CNTL CANADA POSITIVE TILT TROUGH AXIS. WATER VAPOR SHOWING
ENERGY OVER WY/ID SHEARING OUT OF THE WRN TROUGH...AND MSAS SHOWS
WEAK LEE CYCLOGENESIS IN ERN COLORADO IN RESPONSE. BROAD/MODEST
UPPER TROPOSPHERIC JET IN PLACE OVER LOCAL AREA /110KT/ BETWEEN
DEPARTING PORTION OF POLAR VORTEX AND RISING CNTL CONUS HEIGHTS.
RADAR MOSAICS OVER NEB/SD SHOW BAND OF MODERATE SNOW /VSBYS LESS
THAN 1SM/ ALREADY ESTABLISHED FROM WRN SD INTO ERN NEB...AND
LIGHTER INTO MUCH OF WRN IA...WHERE DEFORMATION/CONVERGENCE
ALREADY STRONG. THESE FEATURES ALL IN PLAY ON UPCOMING SNOW FORECAST.
SNOW EVENT...HIGH CONFIDENCE IN IMPACTING SNOW EVENT BEGINNING
LATER TONIGHT OVER NERN IA...EXPANDING AND INTENSIFYING MONDAY
OVER MUCH OF FORECAST AREA...DIMINISHING FROM WEST TO EAST MONDAY
EVENING. WITH NRN FRINGE OF SNOW BAND IN OUR FORECAST AREA...THERE
ARE SOME SIGNIFICANT CHALLENGES...NOT TO MENTION GENERAL LATITUDE
OF HEAVIER SNOW ACCUMS. LATEST NAM-WRF RUNS CONTINUE TO BE ON THE
NRN-MOST EDGE OF THE GUIDANCE ENVELOPE...WITH FOCUSING NEAR-
WARNING TYPE SNOW BAND FROM RST/LSE THROUGH MAUSTON/BLACK RIVER
FALLS. THIS VERY EASILY TRACED TO A FURTHER NORTH TRACK OF
ASSOCIATED PV ANOMALY ON 1.5 PV SFC /CURRENT ENERGY IN IDAHO/
ACROSS NRN IA AND SRN WISCONSIN...WITH SFC REFLECTION OF THE WAVE
TO DEVELOP OVER SERN IA MOVING TO MILWAUKEE BY 12Z TUESDAY. REST
OF NON-ENSEMBLE DATASETS ARE A TAD WEAKER...AND FURTHER
SOUTH...WITH SFC LOW DEVELOPMENT THROUGH NRN IL INTO LOWER MICH AS
THE UPPER PV SHIFTS THROUGH SRN IA/NRN MO. THIS HAS BIG
IMPLICATIONS ON THE NRN FRINGE OF THE SNOW BAND...BUT HAS LITTLE
IMPLICATION FOR SAY...NORTHEAST IOWA...WHERE TRACK DOESN/T MATTER
SO MUCH...IT WILL SNOW AND ACCUMULATE THERE REGARDLESS.
FROM A FORCING STANDPOINT...I HAVE NO BEEF BETWEEN THE LATEST
20.12Z NAM-WRF OR GFS. BOTH SHOW ANOMALOUS LOW LEVEL FLOW /SRN
PLAINS 850MB FLOW 3 TO 5 SIGMA ABOVE CLIMO/ WITH STRONG TO VERY
STRONG WARM ADVECTION SIGNAL AND ISENTROPIC ASCENT /275-285K
LAYER/. MOISTURE REALLY STARTS TO WORK INTO THE SYSTEM DURING DAY
ON MONDAY WITH SPEC HUMIDITIES OF 3-4 G/KG INTO NRN MO/SRN IA ON
280K SFC...AS 850MB MOISTURE FLUX IS A WELL-AGREED UPON 4 SIGMA
ABOVE CLIMO BETWEEN WRF/GFS FROM THE GULF COAST INTO MO. NOT QUITE
ALL THE WAY UP HERE...BUT MOISTURE WILL CERTAINLY BE INCREASING
AND BROUGHT TO SATURATION ISENTROPICALLY AS THE SYSTEM ORGANIZES
MORE ON MON. BOTH MODELS ALSO WELL AGREED IN 135KT UPPER JETLET
OVER GREAT LAKES MOVING ONLY VERY SLOWLY EAST KEEPING BROAD SCALE
SUPPORT FOR ASCENT OVER THE MN/WI/IA AREA. AS EXPECTED...SLOPED
FRONTOGENETICAL AXIS IN PLACE AND RELATIVELY SLOW MOVING FROM LATE
TONIGHT INTO MONDAY EVENING OVER FORECAST AREA. PATTERN NOT OVERLY
AMPLIFIED...SO ALL FORCING SIGNALS A TAD MUTED...BUT NOT TO TAKEN
LIGHTLY...ESPECIALLY GIVEN A CONSISTENT TREND IN THE BUFR
SOUNDINGS /GFS AND WRF ALL SITES SOUTH OF I-90/ HAVING DEEP
ISOTHERMAL LAYER FROM THE SFC-650MB THROUGH THE DURATION OF THE
SNOW EVENT. IT/S IMPORTANT TO NOTE THAT THE LIFT SOMETIMES RESIDES
ABOVE THIS REGION AT DIFFERENT LOCATIONS/TIMES...SO GREAT
DENDRITIC GROWTH WILL NOT ALWAYS BE ATTAINED...HOWEVER...CERTAIN
AREAS ARE APT TO SEE PROLONGED EFFICIENT SNOW PRODUCTION. THIS IS
WHERE THE CRUX OF THE SNOW AMOUNT FORECAST BECOMES DIFFICULT.
FROM A GFS/ECMWF STANDPOINT...FORCING SIGNALS A STEP WEAKER THAN
NAM/SREF...AND HENCE TOTAL QPF FROM LATE TONIGHT INTO TUES NIGHT
ABOUT 0.10 TO 0.15 LIGHTER THAN NAM/SREF MEAN. ORDINARILY NOT A
BIG DEAL...BUT WITH EXPECTED RATIOS FROM 18/1 TO 25/1 /COBB
ANALYSIS/...THAT QUICKLY BRINGS A 2-3 INCH DIFFERENCE AT ANY GIVEN
POINT...AND WHILE NAM CONTINUES TO DRIFT NORTH...ALL OTHER MODELS
HAVE TOO...AND THINK SREF MEAN /WHICH ALSO HAS DRIFTED NORTH WITH
TIME/ PROBABLY CAPTURES THE AXIS MOST DEFINITIVELY...AND
INCORPORATED THIS INTO FORECAST.
AMOUNTS...EXPECT WIDESPREAD 3 TO 4 INCH AMOUNTS ALONG AND SOUTH OF
INTERSTATE 90...GIVEN 20/1 RATIOS AVERAGED OVER THE STORM. CONCERN
LIES WITH AN OVERALL FAVORABLE SETUP FOR LONG DURATION MOD SNOW
WITH FAVORABLE DENDRITIC SOUNDINGS...MAKING NAM/WRF AND SREF MEAN
TOTAL QPFS FROM 0.30 TO 0.40 VERY ACHIEVABLE. THIS WOULD SUGGEST
A LONG DURATION EVENT OVER 6 INCHES...WITH SOME 7 TO 8 INCH
AMOUNTS NOT OUT OF THE QUESTION ON WHATEVER LATITUDE /MOST LIKELY
RST TO LSE TO MAUSTON/ THE HEAVIER BANDS/RATIOS BECOME
ESTABLISHED. THERE MAY VERY WELL NEED TO BE A SHORT TERM UPGRADE
TO WARNING GIVEN UNCERTAINTIES HERE...AND NEED TO RAISE AWARENESS
THAT SNOW LIKELY TO FALL QUITE HEAVILY FROM TIME TO TIME ON MONDAY
MORNING INTO THE AFTERNOON OVER THE FORECAST AREA. NAM-WRF HAS
BEEN SCARY-CONSISTENT IN THIS TYPE OF SETUP...GFS AND ECMWF NOT
NEARLY AS MUCH...AND PROBABLY OF MOST CONCERN...IS SREF MEAN QPF
THAT CONTINUES TO INCREASE TOWARD OPNL NAM-WRF VALUES AND SHIFT NORTH
MAKING THIS STORM DEAD-CENTER ON THE LA CROSSE FORECAST AREA.
ISSUED HIGH-END SNOW ADVISORY FOR AREAS ALONG/SOUTH OF I-90...WITH
CONCERN ANOTHER TIER OF COUNTIES TO THE NORTH MAY NEED TO BE ADDED.
WINDS WILL COME UP AS STORM ENDS FOR TUESDAY...AND TEMPERATURES
MOVE LITTLE. ANOTHER ARCTIC FRONT AND TEMP PLUNGE ON WED...WHICH
WILL LIKELY FEATURE FALLING TEMPS AND PERHAPS BLOWING SNOW.
.LONG TERM...THURSDAY THROUGH SUNDAY
EXTENDED PORTION OF THE FORECAST WILL START ON A BITTERLY COLD
NOTE ON THURSDAY MORNING IN WAKE OF MOST RECENT ARCTIC FRONTAL
SURGE. WITH CONSISTENT GFS 925MB TEMPERATURES ONLY A FEW DEGREES
WARMER THAN THIS PAST WEEKENDS NUMBERS...EXPECT WIDESPREAD SINGLE
DIGITS AND TEENS BELOW ZERO...WITH COLD SPOTS IN CNTL WISCONSIN
WELL INTO THE 20S BELOW ZERO. ONLY CAVEAT WILL BE A LITTLE WIND AS
BIG 1037MB SFC HIGH SETTLES THROUGH WRN IA/ERN NEB. BUT WINDS HAVE
CONSISTENTLY DECOUPLED IN MOST AREAS THE PAST FEW NIGHTS...SO
EXPECT A FRIGID NIGHT. AS THE LARGE CNTL CONUS HIGH SETTLES
SOUTH/EAST INTO THE SERN CONUS...STRONG WARM ADVECTION REGIME WILL
QUICKLY DO ITS BEST TO SCOUR OUT REMNANT ARCTIC AIR. SHOULD SEE
TEMPERATURES WARM QUICKLY AS HEIGHTS RISE DOWNSTREAM OF DEEP WRN
CONUS TROUGHING...WHICH IS A MANIFESTATION OF SLOW PATTERN
RETROGRESSION INTO A MEAN WRN TROUGH THROUGH THE EXTENDED. WILL
SEE SEVERAL PIECES OF ENERGY EJECT OUT OF WRN TROUGH INTO CNTL
CONUS THROUGH THE END OF WEEK INTO NEXT WEEKEND...WITH FRI/SAT
WAVE SHOWING PROMISE FOR ACCUMULATING SNOW. MODELS VERY HIT/MISS
ON AMPLITUDE/SPEED OF THIS WAVE...BUT DEGREE OF MOISTURE/WARM
ADVECTION SUGGESTS MOISTURE WILL BE AMPLE TO TAP. MAINTAINED SNOW
CHANCES FRI/FRI NIGHT IN ADVANCE OF THIS WAVE. MODERATING
TEMPERATURES WILL LIKELY FINALLY GET US BACK TO NORMAL BY WEEKEND.
&&
.AVIATION...
CLEAR/GOOD VFR CONDITIONS AT THE TAF SITES EARLY IN THE PERIOD WILL
DETERIORATE TO IFR BY MID MONDAY MORNING. INCREASING FORCING/LIFT/
MOISTURE FROM THE SOUTHWEST WILL SPREAD THICKENING/LOWERING CLOUDS
ACROSS THE TAF SITES FROM LATE THIS AFTERNOON THRU ABOUT 09Z
TONIGHT. AS LIFT/MOISTURE CONTINUE TO INCREASE AND LOWER LEVEL
SATURATION OCCURS...LIGHT SNOW THEN MDT SNOW EXPECTED TO SPREAD FROM
SOUTHWEST TO NORTHEAST ACROSS THE AREA BETWEEN 09Z-15Z...WITH
CIGS/VSBYS LOWERING INTO THE IFR RANGE A COUPLE HOURS AFTER THE -SN
STARTS. STRONGEST/DEEPEST LIFT TO SPREAD ACROSS THE AREA FROM MID-
DAY MON INTO MON EVENING WITH IFR CONDITIONS/MDT SNOW THRU THE REST
OF MON INTO MON NIGHT. SEVERAL INCHES OF SNOW POSSIBLE AT BOTH
KRST/KLSE MON THRU MON NIGHT...FOR RUNWAY CLEARING/SNOW OPS ISSUES.
BRISK WINDS ON TUE MAY CREATE SOME DRIFTING OF THE NEW FLUFFY
SNOW...ESPECIALLY AT KRST.
&&
.ARX WATCHES/WARNINGS/ADVISORIES...
WI...SNOW ADVISORY FROM 6 AM MONDAY TO MIDNIGHT CST MONDAY NIGHT FOR
WIZ041-WIZ042-WIZ043-WIZ044-WIZ053-WIZ054-WIZ055-WIZ061.
MN...SNOW ADVISORY FROM 6 AM MONDAY TO MIDNIGHT CST MONDAY NIGHT FOR
MNZ086-MNZ087-MNZ088-MNZ094-MNZ095-MNZ096.
IA...SNOW ADVISORY FROM MIDNIGHT TONIGHT TO MIDNIGHT CST MONDAY NIGHT
FOR IAZ008-IAZ009-IAZ010-IAZ011-IAZ018-IAZ019-IAZ029-IAZ030.
&&
SHORT/LONG TERM...BINAU
AVIATION...RRSHazardous weather outlook, Jan 20, 3:21 PM CST, 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LA CROSSE WI 321 PM CST SUN JAN 20 2008 IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-032>034- 041>044-053>055-061-211100- ADAMS-ALLAMAKEE-BUFFALO-CHICKASAW-CLARK-CLAYTON-CRAWFORD-DODGE- FAYETTE-FILLMORE-FLOYD-GRANT-HOUSTON-HOWARD-JACKSON-JUNEAU-LA CROSSE- MITCHELL-MONROE-MOWER-OLMSTED-RICHLAND-TAYLOR-TREMPEALEAU-VERNON- WABASHA-WINNESHIEK-WINONA- 321 PM CST SUN JAN 20 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST IOWA... SOUTHEAST MINNESOTA...AND SOUTHWEST INTO CENTRAL WISCONSIN. .DAY ONE...TONIGHT A STORM SYSTEM WILL CONTINUE TO TAKE SHAPE IN THE CENTRAL PLAINS TONIGHT. SNOW WILL DEVELOP WELL AHEAD OF THIS SYSTEM...WITH SOME LIGHT SNOW SPREADING INTO AREAS SOUTH OF A AUSTIN MINNESOTA TO DECORAH IOWA TO LANCASTER WISCONSIN LINE. ACCUMULATIONS THROUGH DAYBREAK MONDAY ARE EXPECTED TO RANGE FROM A TRACE TO AN INCH...WITH THE HIGHER AMOUNTS CLOSER TO THE CHARLES CITY...NEW HAMPTON AND FAYETTE IOWA AREAS. A SNOW ADVISORY IS POSTED FOR NORTHEAST IOWA AFTER MIDNIGHT TONIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A SNOW ADVISORY IS POSTED FOR AREAS ALONG AND SOUTH OF A DODGE CENTER MINNESOTA TO LA CROSSE AND ADAMS-FRIENDSHIP WISCONSIN LINE FOR MONDAY AND MONDAY EVENING. THE STORM SYSTEM WILL TRACK INTO NORTHERN MISSOURI MONDAY...THEN ACROSS NORTHERN ILLINOIS INTO MICHIGAN BY TUESDAY MORNING. THIS STORM TRACK WILL BRING ANOTHER SWATH OF ACCUMULATING SNOWFALL TO MOST OF THE AREA MONDAY AND MONDAY NIGHT. SNOW AMOUNTS OF 3 TO 6 INCHES ARE EXPECTED IN THE ADVISORY AREA BY THE TIME THE SNOW TAPERS OFF MONDAY NIGHT. LIGHTER SNOW AMOUNTS OF 1 TO 3 INCHES ARE EXPECTED FOR LOCATIONS BETWEEN HIGHWAY 29 AND THE NORTH EDGE OF THE ADVISORY AREA. AMOUNTS OF AN INCH OR LESS ARE EXPECTED NORTH OF HIGHWAY 29. A WEAK DISTURBANCE MAY BRING A LITTLE LIGHT SNOW TO THE REGION LATER TUESDAY NIGHT INTO WEDNESDAY...ALONG WITH ANOTHER SURGE OF ARCTIC AIR. WIND CHILLS AND AIR TEMPERATURES WILL BE WELL BELOW ZERO AGAIN WEDNESDAY NIGHT AND THURSDAY MORNING. YET ANOTHER DISTURBANCE MAY BRING SOME SNOW TO THE AREA ON FRIDAY. .SPOTTER INFORMATION STATEMENT... SNOWFALL REPORTS ARE ENCOURAGED AND WILL BE WELCOMED MONDAY THOUGH TUESDAY MORNING. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. RRS
Nearby
Snow Advisories in Wisconsin, 2008Snow Advisories in Iowa, 2008Snow Advisories in Minnesota, 2008Every snow advisory in 2008
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.