Alert archive / Wisconsin / Snow Advisories in 2005
Snow Advisory 3, NWS La Crosse, WI
NWS La Crosse, WI issued this snow advisory at Dec 29, 2005, 3:37 PM CST for 9 counties in Wisconsin; 7 counties in Minnesota. It took effect at Dec 30, 2005, 12:00 AM CST. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Dec 29, 2005, 3:37 PM CST (21:37 UTC)
- In effect from
- Dec 30, 2005, 12:00 AM CST
- Expired
- Dec 30, 2005, 9:23 PM CST
- In force
- 21 hr
- Issued by
- NWS La Crosse, WI
Counties 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, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Taylor County, WI, Trempealeau County, WI
The radar
The La Crosse radar (KARX), 37 km from the middle of the area, began a volume at 21:39 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 193 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
- 740 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 81 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 292137 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 337 PM CST THU DEC 29 2005 ...WINTER STORM HEADING INTO THE AREA LATE TONIGHT... .A STRONG AREA OF LOW PRESSURE WAS LOCATED OVER SOUTH DAKOTA LATE THIS AFTERNOON AND MOVING EAST. A WINTRY MIX OF PRECIPITATION WAS BREAKING OUT ACROSS EASTERN SOUTH DAKOTA WITH HEAVY SNOW FOUND FURTHER NORTH. THIS STORM CENTER WILL MOVE INTO IOWA FRIDAY...SPREADING ACCUMULATING SNOWS INTO MUCH OF MINNESOTA AND WISCONSIN. SNOW IS EXPECTED AFTER MIDNIGHT TONIGHT WEST OF THE MISSISSIPPI RIVER...WITH WISCONSIN SEEING THE SNOW BY EARLY FRIDAY MORNING. SNOW IS EXPECTED ALL DAY FRIDAY FROM ROUGHLY THE I-90 CORRIDOR AND NORTH. SNOW TOTALS OF 3 TO 7 INCHES ARE EXPECTED BEFORE THE SNOW TAPERS OFF...FROM WEST TO EAST...AFTER MIDNIGHT FRIDAY NIGHT. THOSE PLANNING TRAVEL FRIDAY SHOULD BE PREPARED FOR WINTRY PRECIPITATION AND SNOW COVERED SURFACES. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATER UPDATES ON THIS SITUATION. MNZ086-087-094-095-300415- /O.NEW.KARX.SN.Y.0003.051230T0600Z-051231T0600Z/ DODGE-OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...ROCHESTER...AUSTIN 337 PM CST THU DEC 29 2005 ...SNOW ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT CST FRIDAY NIGHT... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT CST FRIDAY NIGHT. EXPECT SNOW TO SPREAD IN AFTER MIDNIGHT TONIGHT WITH ABOUT AN INCH EXPECTED BY MORNING. A HEAVY SNOW PERIOD WILL OCCUR FRIDAY MORNING WHERE ANOTHER 2 TO 3 INCHES COULD ACCUMULATE BY NOON. SNOW WILL THEN TAPER OFF LATER FRIDAY AND FRIDAY OVERNIGHT. A STORM TOTAL OF 2 TO 4 INCHES IS EXPECTED. 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. $$ MNZ079-088-096-WIZ032>034-041>044-300415- /O.NEW.KARX.SN.Y.0003.051230T0900Z-051231T0900Z/ WABASHA-WINONA-HOUSTON-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE- MONROE-JUNEAU-ADAMS- INCLUDING THE CITIES OF...WINONA...BLACK RIVER FALLS... LA CROSSE...SPARTA/TOMAH...MAUSTON 337 PM CST THU DEC 29 2005 ...SNOW ADVISORY IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY. EXPECT SNOW TO SPREAD IN FROM THE WEST AFTER 3 AM TONIGHT. AN INCH OR LESS IS EXPECTED BY 6 AM...MAINLY IN AREAS ALONG THE MISSISSIPPI RIVER. A HEAVY SNOW PERIOD WILL OCCUR FRIDAY MORNING WHERE ANOTHER 2 TO 4 INCHES COULD ACCUMULATE BY AFTERNOON. SNOW WILL THEN TAPER OFF LATE FRIDAY NIGHT. A STORM TOTAL OF 3 TO 6 INCHES IS EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ WIZ017-029-300415- /O.NEW.KARX.SN.Y.0003.051230T0900Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 337 PM CST THU DEC 29 2005 ...SNOW ADVISORY IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY. EXPECT SNOW TO SPREAD IN FROM THE WEST LATE TONIGHT WITH LESS THAN AN INCH EXPECTED BY 6 AM. STEADY ACCUMULATING SNOW IS EXPECTED FRIDAY WITH AN ADDITIONAL 3 TO 4 INCHES EXPECTED BY LATE AFTERNOON. SNOW WILL THEN TAPER OFF AND END LATE FRIDAY NIGHT. A STORM TOTAL OF 4 TO 7 INCHES IS EXPECTED. 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. $$
8 follow-up statements
000 WWUS43 KARX 300053 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 653 PM CST THU DEC 29 2005 ...WINTER STORM HEADING INTO THE AREA LATE TONIGHT... .A STRONG AREA OF LOW PRESSURE WAS LOCATED OVER CENTRAL SOUTH DAKOTA EARLY THIS EVENING AND WAS MOVING EAST. A WINTRY MIX OF PRECIPITATION WAS BREAKING OUT ACROSS NORTHWEST IOWA AND EASTERN SOUTH DAKOTA WITH HEAVY SNOW FOUND FURTHER NORTH. THIS STORM WILL MOVE INTO IOWA FRIDAY... SPREADING ACCUMULATING SNOWS INTO MUCH OF MINNESOTA AND WISCONSIN. SNOW IS EXPECTED AFTER MIDNIGHT TONIGHT WEST OF THE MISSISSIPPI RIVER...WITH WISCONSIN SEEING THE SNOW BY EARLY FRIDAY MORNING. SNOW IS EXPECTED ALL DAY FRIDAY FROM ROUGHLY THE I-90 CORRIDOR AND NORTH. SNOW TOTALS OF 3 TO 7 INCHES ARE EXPECTED BEFORE THE SNOW TAPERS OFF...FROM WEST TO EAST...AFTER MIDNIGHT FRIDAY NIGHT. THOSE PLANNING TRAVEL FRIDAY SHOULD BE PREPARED FOR WINTRY PRECIPITATION AND SNOW COVERED SURFACES. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATER UPDATES ON THIS SITUATION. MNZ086-087-094-095-300900- /O.CON.KARX.SN.Y.0003.051230T0600Z-051231T0600Z/ DODGE-OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...ROCHESTER...AUSTIN 653 PM CST THU DEC 29 2005 ...SNOW ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT CST FRIDAY NIGHT... A SNOW ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT CST FRIDAY NIGHT. EXPECT SNOW TO SPREAD IN AFTER MIDNIGHT TONIGHT WITH ABOUT AN INCH EXPECTED BY MORNING. A PERIOD OF HEAVY SNOW WILL OCCUR FRIDAY MORNING WHERE ANOTHER 2 TO 3 INCHES COULD ACCUMULATE BY NOON. THE SNOW WILL THEN TAPER OFF LATER FRIDAY AND FRIDAY NIGHT WITH A STORM TOTAL OF 2 TO 4 INCHES EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MNZ079-088-096-WIZ032>034-041>044-300900- /O.CON.KARX.SN.Y.0003.051230T0900Z-051231T0900Z/ WABASHA-WINONA-HOUSTON-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE- MONROE-JUNEAU-ADAMS- INCLUDING THE CITIES OF...WINONA...BLACK RIVER FALLS... LA CROSSE...SPARTA/TOMAH...MAUSTON 653 PM CST THU DEC 29 2005 ...SNOW ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY. EXPECT SNOW TO SPREAD IN FROM THE WEST AFTER 3 AM TONIGHT. AN INCH OR LESS IS EXPECTED BY 6 AM...MAINLY IN AREAS ALONG THE MISSISSIPPI RIVER. A PERIOD OF HEAVY SNOW WILL OCCUR FRIDAY MORNING WHERE ANOTHER 2 TO 4 INCHES COULD ACCUMULATE BY AFTERNOON. THE SNOW WILL THEN TAPER OFF LATE FRIDAY NIGHT WITH A STORM TOTAL OF 3 TO 6 INCHES EXPECTED. 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. $$ WIZ017-029-300900- /O.CON.KARX.SN.Y.0003.051230T0900Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 653 PM CST THU DEC 29 2005 ...SNOW ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY. EXPECT SNOW TO SPREAD IN FROM THE WEST LATE TONIGHT WITH LESS THAN AN INCH EXPECTED BY 6 AM. STEADY ACCUMULATING SNOW IS EXPECTED FRIDAY WITH AN ADDITIONAL 3 TO 4 INCHES EXPECTED BY LATE AFTERNOON. THE SNOW WILL THEN TAPER OFF AND END LATE FRIDAY NIGHT WITH A STORM TOTAL OF 4 TO 7 INCHES EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ 04
000 WWUS43 KARX 300429 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1029 PM CST THU DEC 29 2005 ...WINTER STORM HEADING INTO THE AREA LATE TONIGHT... .A STRONG AREA OF LOW PRESSURE WAS LOCATED OVER EASTERN SOUTH DAKOTA LATE THIS EVENING AND WAS MOVING EAST. A WINTRY MIX OF PRECIPITATION WAS BREAKING OUT ACROSS NORTHWEST INTO NORTH CENTRAL IOWA WITH HEAVY SNOW FOUND FURTHER NORTH. THIS STORM WILL MOVE INTO IOWA FRIDAY...SPREADING ACCUMULATING SNOWS INTO MUCH OF MINNESOTA AND WISCONSIN. SNOW WILL CONTINUE FALLING TONIGHT WEST OF THE MISSISSIPPI RIVER...SPREADING INTO CENTRAL WISCONSIN BEFORE DAYBREAK FRIDAY MORNING. SNOW IS EXPECTED ALL DAY FRIDAY FROM ROUGHLY THE I-90 CORRIDOR AND NORTH. SNOW TOTALS OF 3 TO 7 INCHES ARE EXPECTED BEFORE THE SNOW TAPERS OFF...FROM WEST TO EAST...AFTER MIDNIGHT FRIDAY NIGHT. THOSE PLANNING TRAVEL FRIDAY SHOULD BE PREPARED FOR WINTRY PRECIPITATION AND SNOW COVERED SURFACES. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATER UPDATES ON THIS SITUATION. MNZ086-087-094-095-301230- /O.CON.KARX.SN.Y.0003.051230T0600Z-051231T0600Z/ DODGE-OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...ROCHESTER...AUSTIN 1029 PM CST THU DEC 29 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST FRIDAY NIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST FRIDAY NIGHT. LIGHT SNOW WILL CONTINUE TO SPREAD ACROSS THE REGION. THE SNOW WILL INCREASE IN INTENSITY EARLY FRIDAY MORNING WITH ABOUT AN INCH EXPECTED BY DAYBREAK. A PERIOD OF HEAVY SNOW WILL OCCUR FRIDAY MORNING WHERE ANOTHER 2 TO 3 INCHES COULD ACCUMULATE BY NOON. THE SNOW WILL THEN TAPER OFF LATER FRIDAY AND FRIDAY NIGHT WITH A STORM TOTAL OF 2 TO 4 INCHES EXPECTED. 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. $$ MNZ079-088-096-WIZ032>034-041>044-301230- /O.CON.KARX.SN.Y.0003.051230T0900Z-051231T0900Z/ WABASHA-WINONA-HOUSTON-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE- MONROE-JUNEAU-ADAMS- INCLUDING THE CITIES OF...WINONA...BLACK RIVER FALLS... LA CROSSE...SPARTA/TOMAH...MAUSTON 1029 PM CST THU DEC 29 2005 ...SNOW ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY. LIGHT SNOW WILL CONTINUE TO SPREAD INTO THE REGION. THE SNOW WILL INCREASE IN INTENSITY AFTER 3 AM FRIDAY MORNING WITH AN INCH OR LESS EXPECTED BY DAYBREAK...MAINLY IN AREAS ALONG THE MISSISSIPPI RIVER. A PERIOD OF HEAVY SNOW WILL OCCUR FRIDAY MORNING WHERE ANOTHER 2 TO 4 INCHES COULD ACCUMULATE BY AFTERNOON. THE SNOW WILL THEN TAPER OFF LATE FRIDAY NIGHT WITH A STORM TOTAL OF 3 TO 6 INCHES EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ WIZ017-029-301230- /O.CON.KARX.SN.Y.0003.051230T0900Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 1029 PM CST THU DEC 29 2005 ...SNOW ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM CST SATURDAY. LIGHT SNOW WILL SPREAD INTO THE REGION EARLY FRIDAY MORNING AND SHOULD INCREASE IN INTENSITY AFTER 3 AM. ACCUMULATIONS THROUGH DAYBREAK FRIDAY SHOULD BE LESS THAN AN INCH. STEADY ACCUMULATING SNOW IS EXPECTED FRIDAY WITH AN ADDITIONAL 3 TO 4 INCHES EXPECTED BY LATE AFTERNOON. THE SNOW WILL THEN TAPER OFF AND END LATE FRIDAY NIGHT WITH A STORM TOTAL OF 4 TO 7 INCHES EXPECTED. 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. $$ 04
000 WWUS43 KARX 301002 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 402 AM CST FRI DEC 30 2005 ...WINTER STORM CONTINUES TRACKING TOWARD THE AREA... .AN AREA OF LOW PRESSURE WAS LOCATED ALONG THE BORDER OF SOUTH DAKOTA AND MINNESOTA EARLY THIS MORNING...AND WAS HEADING EAST TOWARD THE AREA. LIGHT SNOW WAS FALLING MAINLY NORTH OF A LINE FROM AUSTIN MINNESOTA THROUGH LA CROSSE AND MAUSTON WISCONSIN. THE STORM SYSTEM WILL TRACK SLOWLY EAST ACROSS SOUTHERN MINNESOTA TODAY...SPREADING ACCUMULATING SNOWS INTO MUCH OF MINNESOTA AND WISCONSIN. SNOW IS EXPECTED ALL DAY TODAY FROM ROUGHLY THE I-90 CORRIDOR AND POINTS NORTH. SNOW TOTALS OF 3 TO 6 INCHES ARE EXPECTED BEFORE THE SNOW TAPERS OFF...FROM WEST TO EAST...AFTER MIDNIGHT TONIGHT. THOSE PLANNING TRAVEL TODAY SHOULD BE PREPARED FOR WINTRY PRECIPITATION AND SNOW COVERED SURFACES. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATER UPDATES ON THIS SITUATION. MNZ086-087-094-095-301815- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0600Z/ DODGE-OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...ROCHESTER...AUSTIN 402 AM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. LIGHT SNOW WILL CONTINUE TO FALL ACROSS THE REGION. THE SNOW WILL INCREASE IN INTENSITY THIS MORNING WHERE ANOTHER 2 TO 3 INCHES COULD ACCUMULATE BY NOON. THE SNOW WILL THEN TAPER OFF BY TONIGHT WITH A STORM TOTAL OF 2 TO 4 INCHES EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ MNZ079-088-096-WIZ032>034-041>044-301815- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ WABASHA-WINONA-HOUSTON-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE- MONROE-JUNEAU-ADAMS- INCLUDING THE CITIES OF...WINONA...BLACK RIVER FALLS... LA CROSSE...SPARTA/TOMAH...MAUSTON 402 AM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY. LIGHT SNOW WILL CONTINUE TO SPREAD INTO THE REGION TODAY. THE SNOW IS EXPECTED TO PICK UP IN INTENSITY AGAIN LATER THIS MORNING WHERE ANOTHER 2 TO 4 INCHES COULD ACCUMULATE BY AFTERNOON. THE SNOW WILL THEN TAPER OFF LATE TONIGHT WITH A STORM TOTAL OF 3 TO 6 INCHES EXPECTED. 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. $$ WIZ017-029-301815- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 402 AM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY. STEADY ACCUMULATING SNOW IS EXPECTED TODAY WITH AN ADDITIONAL 3 TO 4 INCHES EXPECTED BY LATE AFTERNOON. THE SNOW WILL THEN TAPER OFF AND END LATE TONIGHT WITH A STORM TOTAL OF 4 TO 7 INCHES EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ DAS
000 WWUS43 KARX 301643 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 1043 AM CST FRI DEC 30 2005 ...WINTER STORM TRACKING SLIGHTLY FURTHER NORTH... .AN AREA OF LOW PRESSURE WAS LOCATED IN SOUTHWESTERN MINNESOTA LATE THIS MORNING AND CONTINUED MOVING EAST. HEAVY SNOW WAS LOCATED ACROSS SOUTHWEST MINNESOTA INTO CENTRAL MINNESOTA WITH LIGHTER SNOW HEADING EAST TOWARD THE MISSISSIPPI RIVER. THIS STORM TRACK IS SLIGHTLY FURTHER NORTH THAN EARLIER FORECASTS AND THEREFORE THE ACCUMULATING SNOW HAS ALSO SHIFTED FURTHER NORTH. TOTAL SNOWFALL AMOUNTS OF OVER 3 INCHES ARE EXPECTED ALONG AND NORTH OF A RED WING MINNESOTA...TO WISCONSIN DELLS LINE. ALTHOUGH ABOUT ANOTHER 2 INCHES IS EXPECTED ALONG THE I-90 CORRIDOR...IMPACTS TO TRAVEL SHOULD BE LESS AND THEREFORE THE ADVISORY AREA HAS BEEN SHIFTED NORTHWARD. AS THE STORM CONTINUES TO MOVE EAST TOWARD LA CROSSE WISCONSIN TODAY...EXPECT SNOW TO INCREASE ACROSS SOUTHEAST MINNESOTA AND NORTH OF I-90 IN WISCONSIN. A PERIOD OF DRIZZLE OR FREEZING DRIZZLE WITH ISOLATED SLICK SPOTS WILL ALSO OCCUR LATE THIS MORNING AND THIS AFTERNOON. THOSE PLANNING TRAVEL TODAY SHOULD BE PREPARED FOR WINTRY PRECIPITATION AND SNOW COVERED SURFACES IN THE ADVISORY AREA. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATER UPDATES ON THIS SITUATION. MNZ086-087-094-095-301745- /O.CAN.KARX.SN.Y.0003.000000T0000Z-051231T0600Z/ DODGE-OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...ROCHESTER...AUSTIN 1043 AM CST FRI DEC 30 2005 ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE SNOW ADVISORY BECAUSE LESS SNOW IS EXPECTED FROM THIS WINTER STORM. DRIZZLE...SNOW...AND ISOLATED FREEZING DRIZZLE IS STILL EXPECTED THIS AFTERNOON...CHANGING TO ALL LIGHT SNOW THIS AFTERNOON. 1 TO 3 INCHES TOTAL IS EXPECTED FROM THIS STORM. $$ MNZ088-096-WIZ041-042-301745- /O.CAN.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ WINONA-HOUSTON-LA CROSSE-MONROE- INCLUDING THE CITIES OF...WINONA...LA CROSSE...SPARTA/TOMAH 1043 AM CST FRI DEC 30 2005 ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE SNOW ADVISORY...BECAUSE LESS SNOW IS EXPECTED FROM THIS WINTER STORM. DRIZZLE...SNOW...AND ISOLATED FREEZING DRIZZLE IS STILL EXPECTED THIS AFTERNOON...CHANGING TO ALL LIGHT SNOW THIS EVENING. 1 TO 3 INCHES TOTAL IS EXPECTED FROM THIS STORM. $$ MNZ079-WIZ032>034-043-044-302100- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ WABASHA-BUFFALO-TREMPEALEAU-JACKSON-JUNEAU-ADAMS- INCLUDING THE CITIES OF...BLACK RIVER FALLS...MAUSTON 1043 AM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY. LIGHT SNOW WILL INCREASE THIS AFTERNOON AND EARLY EVENING ACROSS THE AREA. SHORT PERIODS OF DRIZZLE OR FREEZING DRIZZLE MAY ALSO OCCUR. SNOW WILL TAPER OFF AFTER MIDNIGHT. STORM TOTALS SHOULD BE IN THE 2 TO 4 INCH RANGE...WITH MORE 4 INCH TOTALS FURTHER NORTH IN THE COUNTY. 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. $$ WIZ017-029-302100- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 1043 AM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY. STEADY ACCUMULATING SNOW IS EXPECTED THIS AFTERNOON AND INTO EARLY THIS EVENING. TODAY ABOUT 2 TO 3 INCHES OF SNOW IS EXPECTED. THE SNOW WILL THEN TAPER OFF AND END LATE TONIGHT WITH A STORM TOTAL OF 4 TO 6 INCHES EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ BAUMGARDT
000 WWUS43 KARX 301946 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 146 PM CST FRI DEC 30 2005 ...DRIER AIR WRAPPING INTO THE WINTER STORM... .AN AREA OF LOW PRESSURE WAS LOCATED IN SOUTH-CENTRAL MINNESOTA EARLY THIS AFTERNOON...SLOWLY SHIFTING EAST. HEAVY SNOW CONTINUED ALONG I-35 IN MINNESOTA ...NORTHWARD INTO THE MINNEAPOLIS AREA. A NARROW RIBBON OF DRY AIR WAS WRAPPING INTO THE STORM FROM IOWA... NORTHEASTWARD INTO WESTERN WISCONSIN. THIS DRY AIR WAS ABOVE THE SURFACE...AND WAS ACTING TO PREVENT SNOW FROM FORMING. INSTEAD...WIDESPREAD DRIZZLE...AND VERY ISOLATED FREEZING DRIZZLE...WERE FOUND ACROSS THE AREA FROM SOUTHWEST OF I-94 IN WESTERN WISCONSIN...INTO IOWA. SNOWFALL WAS ALSO FOUND ALONG AND EAST OF THE WISCONSIN RIVER. AS THE LOW SHIFTS EAST INTO WISCONSIN...COLDER AIR WILL MOVE IN AND PRECIPITATION WILL CHANGE OVER TO LIGHT SNOW. HOWEVER...THE DRY AIR HAS DRASTICALLY REDUCED THE AMOUNT OF SNOW EXPECTED FROM THE STORM. BY LATE THIS AFTERNOON...THE ADVISORIES MAY BE DROPPED SHOULD CONDITIONS SUGGEST ANY ADDITIONAL SNOWFALL WILL BE MINIMAL. SNOW IS STILL FORECAST IN THE ADVISORY AREA...OR OCCURRING..SO THOSE PLANNING TRAVEL THROUGH THE EVENING SHOULD BE PREPARED FOR WINTRY PRECIPITATION AND SNOW COVERED SURFACES IN THE ADVISORY AREA. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR UPDATES ON THIS SITUATION. MNZ079-WIZ032>034-043-044-302200- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ WABASHA-BUFFALO-TREMPEALEAU-JACKSON-JUNEAU-ADAMS- INCLUDING THE CITIES OF...BLACK RIVER FALLS...MAUSTON 146 PM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY. LIGHT SNOW WILL CONTINUE THIS AFTERNOON...MAINLY NORTHEAST OF I-94. SOUTHWEST OF I-94 EXPECT DRIZZLE OR FREEZING DRIZZLE AND OCCASIONAL FLURRIES. ALL SNOW IS EXPECTED IN THE ADVISORY AREA BY LATE THIS AFTERNOON AND EARLY EVENING. STORM TOTALS SHOULD BE IN THE 2 TO 4 INCH RANGE BY SATURDAY MORNING. 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. $$ WIZ017-029-302200- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 146 PM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY. PERIODS OF LIGHT SNOW ARE EXPECTED THIS AFTERNOON WITH FREEZING DRIZZLE ALSO OCCURRING. ABOUT 1 TO 2 INCHES OF SNOW SHOULD FALL TODAY...WITH AN INCH FALLING OVERNIGHT. THE SNOW WILL THEN TAPER OFF AND END LATE TONIGHT WITH A STORM TOTAL OF 2 TO 5 INCHES EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ BAUMGARDT
000 WWUS43 KARX 302131 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 331 PM CST FRI DEC 30 2005 ...WINTER STORM STILL BRINGING SNOW TO NORTH-CENTRAL WISCONSIN... .AN AREA OF LOW PRESSURE CONTINUED TO SLOWLY MOVE EAST ACROSS SOUTHERN MINNESOTA. SNOWFALL CONTINUED FROM MINNEAPOLIS... EASTWARD TO NEAR EAU CLAIRE ALONG HIGHWAY 29...AND INTO CENTRAL WISCONSIN. PATCHY FREEZING DRIZZLE WAS ALSO OCCURRING. WITH THE SNOW FALLING FURTHER NORTH...PORTIONS OF THE ADVISORY HAVE BEEN CANCELED ALONG AND SOUTH OF A RED WING MINNESOTA TO WISCONSIN RAPIDS LINE. FURTHER NORTH...LIGHT SNOW WILL CONTINUE THIS EVENING BEFORE TAPERING OFF AFTER MIDNIGHT...AS THE LOW DEPARTS TOWARD MICHIGAN. ABOUT 2 TO 3 INCHES OF SNOW HAS FALLEN IN CLARK AND TAYLOR COUNTIES THUS FAR...AND ANOTHER INCH IS EXPECTED OVERNIGHT. STORM TOTALS BY SATURDAY MORNING SHOULD BE IN THE 2 TO 5 INCH RANGE. THOSE PLANNING TRAVEL OVERNIGHT SHOULD BE PREPARED FOR WINTRY PRECIPITATION AND SNOW COVERED SURFACES IN THE ADVISORY AREA. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR UPDATES ON THIS SITUATION. MNZ079-WIZ032>034-043-044-302245- /O.CAN.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ WABASHA-BUFFALO-TREMPEALEAU-JACKSON-JUNEAU-ADAMS- INCLUDING THE CITIES OF...BLACK RIVER FALLS...MAUSTON 331 PM CST FRI DEC 30 2005 ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE SNOW ADVISORY. NO ACCUMULATION IS EXPECTED FROM ANY LIGHT SNOW TONIGHT. $$ WIZ017-029-310415- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 331 PM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY. PERIODS OF LIGHT SNOW ARE EXPECTED THIS EVENING. ABOUT AN INCH OF SNOW SHOULD FALL OVERNIGHT. THE SNOW WILL THEN TAPER OFF AFTER MIDNIGHT. A STORM TOTAL OF 2 TO 5 INCHES EXPECTED. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ BAUMGARDT
000 WWUS43 KARX 310048 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 648 PM CST FRI DEC 30 2005 ...WINTER STORM STILL BRINGING SNOW TO NORTH-CENTRAL WISCONSIN... .AN AREA OF LOW PRESSURE CONTINUED TO SLOWLY MOVE EAST ACROSS SOUTHERN MINNESOTA. SNOW CONTINUED TO FALL FROM EAST CENTRAL MINNESOTA INTO CENTRAL WISCONSIN. PATCHY FREEZING DRIZZLE WAS ALSO OCCURRING OVER PARTS OF CENTRAL WISCONSIN. THE LIGHT SNOW WILL CONTINUE TO FALL THIS EVENING BEFORE TAPERING OFF AFTER MIDNIGHT...AS THE LOW DEPARTS TOWARD MICHIGAN. ADDITIONAL ACCUMULATIONS AROUND AN INCH ARE POSSIBLE TONIGHT. STORM TOTALS BY SATURDAY MORNING SHOULD BE IN THE 2 TO 5 INCH RANGE. THOSE PLANNING TRAVEL OVERNIGHT SHOULD BE PREPARED FOR WINTRY PRECIPITATION AND SNOW COVERED SURFACES IN THE ADVISORY AREA. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR UPDATES ON THIS SITUATION. WIZ017-029-310900- /O.CON.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 648 PM CST FRI DEC 30 2005 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY. PERIODS OF LIGHT SNOW ARE EXPECTED THIS EVENING...BEFORE TAPERING OFF TO FLURRIES AFTER MIDNIGHT. ACCUMULATIONS AROUND AN INCH ARE POSSIBLE TONIGHT. STORM TOTAL ACCUMULATIONS OF 2 TO 5 INCHES ARE EXPECTED. SOME PATCHY FREEZING DRIZZLE WILL ALSO BE POSSIBLE...ESPECIALLY SOUTH OF HIGHWAY 98 OVER THE SOUTHERN SECTIONS OF CLARK COUNTY. 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. $$ 04
000 WWUS43 KARX 310323 WSWARX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 923 PM CST FRI DEC 30 2005 ...ONLY LIGHT SNOW EXPECTED FOR THE REST OF THE NIGHT... .AN AREA OF LOW PRESSURE OVER NORTHEAST IOWA THIS EVENING WILL CONTINUE TO MOVE SLOWLY EAST. THE SNOW FROM THIS AREA OF LOW PRESSURE HAS EITHER ENDED OR TAPERED OFF TO JUST LIGHT SNOW. THE LIGHT SNOW WILL CONTINUE ON AND OFF INTO EARLY SATURDAY...BUT ANY ADDITIONAL ACCUMULATION WILL BE A HALF INCH OR LESS. SOME LIGHT FREEZING DRIZZLE MAY ALSO OCCUR...WHICH COULD CREATE SOME PATCHY ICY SPOTS...BUT SIGNIFICANT ICE ACCUMULATION IS NOT EXPECTED. WIZ017-029-310430- /O.CAN.KARX.SN.Y.0003.000000T0000Z-051231T0900Z/ TAYLOR-CLARK- INCLUDING THE CITIES OF...MEDFORD...NEILLSVILLE 923 PM CST FRI DEC 30 2005 ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE SNOW ADVISORY. SOME LIGHT SNOW OR FREEZING DRIZZLE WILL CONTINUE TO FALL INTO EARLY SATURDAY MORNING. ANY ADDITIONAL SNOW ACCUMULATIONS WILL BE A HALF INCH OR LESS AND ONLY PATCHY ICY SPOTS ARE EXPECTED FROM THE FREEZING DRIZZLE. $$ 04
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 Dec 29, 2:58 PM CST, 39 minutes earlier.
Area forecast discussion, Dec 29, 2:58 PM CST, 39 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
258 PM CST THU DEC 29 2005
.SHORT TERM...TONIGHT THROUGH SUNDAY NIGHT
FORECAST CONCERNS THIS PACKAGE...SNOW AMOUNTS LATE TONIGHT THRU FRI
NIGHT..PRECIP CHANCES/TYPES WITH NEXT SYSTEM LATE SUN/SUN NIGHT...
TEMPERATURES THRU THE PERIOD.
18Z DATA ANALYSIS SHOWED THE LOW NORTH OF KVTN. WV IMAGERY SHOWED
THE SHORTWAVE ENERGY SPINNING ACROSS WY/CO...MOVING EAST INTO
WESTERN NEB. NATIONAL RADAR MOSAIC SHOWED PRECIP INCREASING ACROSS
CENTRAL NEB/EASTERN SD AHEAD OF THE LOW/SHORTWAVE. FOR THE TIME
BEING...PRECIP WAS SNOW ACROSS ND AND GENERALLY LIQUID OR -FZRA
ACROSS SD/NEB. VIS IMAGERY AND SFC OBS SHOWED THE STRATUS DECK
REMAINED OVER MN/IA/WI...WITH WIDESPREAD FOG ACROSS WESTERN
IA/MN. THE WIDESPREAD LOW CLOUD DECK ONCE AGAIN MADE FOR LIMITED
DIURNAL TEMPERATURE MOVEMENT...WITH MOST NOON-TIME TEMPS ACROSS
MN/IA/WI ONLY A DEGREE OR TWO OFF THEIR MORNING LOWS.
29/12Z NAM/GFS LOOK TO HAVE INITIALIZED OKAY...AND PRESENT RATHER
SIMILAR SOLUTIONS FOR TONIGHT INTO SUN NIGHT. GFS WITH ITS USUAL
BETTER FIT OF 850-500MB HGTS THE RA-OB DATA ACROSS THE CENTRAL/
WESTERN CONUS. NAM WAS ABOUT 2C TOO WARM WITH 850MB TEMPS FROM KTOP-
KABR-KBIS. 300MB JET ANALYSIS LOOKED GOOD WITH GOOD DATA COVERAGE.
DPROG/DT OF 500MB HGTS AT 29/12Z SHOWED THE MODEL RUNS OF 27/12Z AND
28/12Z VERIFIED QUITE WELL WITH THE EASTERN CONUS TROUGH...WITH EDGE
TO GFS. 27/12Z RUNS WERE TOO WEAK WITH THE TROUGH OVER THE CENTRAL
ROCKIES...WHILE THE 28/12Z RUNS WERE QUITE GOOD WITH THIS FEATURE.
THRU 36HRS /00Z SAT/ MODELS HAVE TRENDED TOWARD A COMPROMISE OF
THEIR 28/12Z RUNS. FOR 36-60HRS...NAM/GFS CONTINUE TO TREND FASTER
EXITING THE UPPER LOW EAST OF THE AREA. IN THE 60-84HR TIME-FRAME...
MODELS MAINTAIN DECENT CONSISTENCY WITH THE EARLIER GFS RUNS...BUT
HAVE TRENDED A BIT SLOWER WITH THE NEXT TROUGH INTO THE CENTRAL
CONUS...OPPOSITE THE 29/00Z ECMWF RUN BUT CLOSE TO THE 28/00Z ECMWF
RUN. AT 18Z...A COMPROMISE OF NAM/GFS LOOKED BEST WITH THE SFC MASS
FIELDS AND 12Z-18Z PRECIP ACROSS THE CENTRAL CONUS. WV IMAGERY
SHOWED BOTH NAM/GFS WITH DECENT DEPICTIONS OF THE SHORTWAVE ENERGY
OVER CO/WY. NAM LOOKED BETTER WITH THE SHORTWAVE ENERGY FROM
SOUTHERN CO TO THE CA BAJA. WITH MODELS PRESENTING RATHER SIMILAR
SOLUTIONS THRU THE PERIOD THIS CYCLE...SHORT-TERM FORECAST
CONFIDENCE IS GOOD. OVERALL FAVORED A NAM/GFS COMPROMISE THIS
CYCLE...WHICH LOOKS TO HAVE VERIFIED BEST THE PAST 12 TO 24HRS.
FOR THE SHORT TERM...DEEP LAYERED DYNAMICS/FORCING/LIFT AHEAD OF AND
WITH THE CO/WY SHORTWAVE AND CENTRAL PLAINS LOW SPREAD EAST INTO THE
AREA TONIGHT THEN ACROSS THE FORECAST AREA FRI. BOTH MODELS TRACK
THE SFC LOW AND SHORTWAVE ALMOST DUE EAST TONIGHT/FRI...TO
NORTHEAST IA BY 00Z SAT...THE AXIS OF STRONGEST/DEEPEST LIFT/
DEFORMATION BAND TRANSLATES ACROSS THE NORTHERN 2/3 OF THE FORECAST
AREA LATE TONIGHT INTO FRI AFTERNOON. INITIAL DRY AIR ABOVE THE
STRATUS DECK TO ABOUT 700MB ALLOWS PRECIP FALLING INTO IT TO
EVAPORATIVELY COOL THE WARM LAYER NEAR 850MB TO BELOW 0C. BROAD
ASCENT/LIFT OF THE COLUMN HELP COOL THIS LAYER TOO. MODEL SOUNDINGS
CONTINUE TO INDICATE POTENTIAL FOR SOME SLEET TO MIX WITH THE SNOW
AT TIMES ACROSS NORTHEAST IA/SOUTHWEST WI LATE TONIGHT/FRI...WET-
BULB ZERO IN AN ELEVATED LAYER HOVERING AROUND 0C. BOUNDARY LAYER
TEMPS ACROSS THE FAR SOUTH ON FRI ALSO INDICATING -RA/-SN MIX.
ADDED THIS MENTION FORECAST GRIDS ACROSS THE SOUTH. MODELS PRODUCE
1/3 TO 2/3 INCH QPF ACROSS THE NORTHERN HALF OF THE FORECAST AREA...
WITH BUFKIT COBB DATA INDICATING SNOW-WATER RATIOS OF 10 OR 11 TO
ONE. GIVEN THIS...DECENT MODEL CONSISTENCY SINCE 29/00Z AND MODELS
DOING QUITE WELL AT 18Z...ISSUED SNOW ADVISORY FOR ROUGHLY THE
NORTHERN HALF OF THE FORECAST AREA STARTING LATE TONIGHT WEST OF THE
MS RIVER AND CONTINUING INTO FRI NIGHT ALONG/EAST OF THE MS RIVER.
APPEARS LOCATIONS ALONG NORTH OF INTERSTATE 90 TO SEE 3+ INCHES
SNOW. LATER SHIFTS WILL HAVE TO MONITOR LOCATIONS NORTHEAST OF I-94
FOR POTENTIAL UPGRADE TO WARNING...AS 29/18Z NAM LINGERS THE DEEPER
DEFORMATION BAND FORCING/LIFT ACROSS THE NORTHEAST END OF THE
FORECAST AREA WELL INTO FRI NIGHT. WITH THE SFC-700MB TROUGH AXIS
LINGERING OVER THE AREA SAT...ADDED FLURRIES TO FORECAST GRIDS.
SHORT-LIVED SHORTWAVE RIDGING ALOFT ALONG WITH A WEAK RIDGE OF SFC
HIGH PRESSURE MOVE ACROSS THE AREA SAT NIGHT. DUE TO THE TRANSIENT
NATURE OF THESE FEATURES ALONG WITH THE PERSISTENT LOW LEVEL
INVERSION...APPEARS WHAT SUBSIDENCE IS ASSOCIATED WITH THE RIDGE
AXIS WILL NOT BE ENOUGH TO BREAK UP/CLEAR OUT THE CLOUDS. MID/HIGH
LEVEL MOISTURE AHEAD OF THE NEXT TROUGH INTO THE CENTRAL PLAINS
ALREADY ARRIVES SUN. STRONG LOW LEVEL WARM ADVECTION AHEAD OF THIS
SYSTEM SPREADS ACROSS THE AREA SUN AFTERNOON/NIGHT...WITH LOW LEVEL
THERMAL PROFILES INDICATING A MIX OF PRECIP TYPES WITH THIS SYSTEM.
CHANCE -RA/-SN IN FORECAST GRIDS FOR SUN/SUN NIGHT CONTINUES TO LOOK
GOOD FOR NOW. WITH ALL THE CLOUDS...FAVORED WARMER OF GUIDANCE LOWS
TONIGHT/FRI NIGHT/SAT NIGHT...AND TRENDED THESE UP 1 OR 2 DEGREES AT
MANY LOCATIONS. FAVORED A BLEND OF GUIDANCE HIGHS FRI...THEN WARMER
MAV/MET-MOS VALUES FOR SAT. WITH PLENTY OF CLOUDS ON SUNDAY...
TRENDED HIGHS TOWARD GFS ENSEMBLE-MOS VALUES. WITH THE LOW LEVEL
WARM ADVECTION AND CLOUDS SUN NIGHT...FAVORED WARMER GFS MEX-MOS
LOWS.
.LONG TERM...MONDAY THROUGH THURSDAY
29/00Z GFS/ECMWF SOLUTIONS /AT 500MB/ REMAIN REASONABLY SIMILAR
TO EACH OTHER AND THEIR PREVIOUS RUNS THRU 168HRS...WITH THE GENERAL
TIMING OF THE STRONGER TROUGHS ACROSS THE CONUS. MODELS DO DIFFER
QUITE A BIT WITH THE SHORTWAVE DETAILS. GFS SHOWS THE BETTER RUN-TO-
RUN CONSISTENCY THIS CYCLE...WITH ECMWF ALREADY SHOWING RUN-TO-RUN
DIFFERENCES AT 72HRS /00Z SUN/. GFS ENSEMBLES START TO BECOME
VARIABLE WITH THE SHORTWAVE TIMING DETAILS AT 72HRS...WHICH
INCREASES THRU 168HRS /00Z THU/. ENSEMBLES DO MAINTAIN DECENT
CONSISTENCY OF THE LONG-WAVE RIDGE/TROUGH PATTERN ACROSS NOAM/
EASTERN PAC TO 00Z THU. THE ENSEMBLE LONGWAVE PATTERN THEN BECOMES
QUITE VARIABLE BY 00Z FRI. THE ENSEMBLE MEAN TRENDS TOWARD A
COMPROMISE OF THE 29/00Z GFS/ECMWF OPERATIONAL RUNS IN THE 00Z MON
TO 00Z THU TIME-FRAME. 29/12Z GFS HAS TRENDED A BIT TOWARD A
GFS/ENSEMBLE COMPROMISE BUT MAINTAINS MUCH SIMILARITY TO THE 29/00Z
GFS RUN. FORECAST CONFIDENCE REMAINS ABOVE AVERAGE WITH THE TIMING
OF SYSTEMS ACROSS THE REGION NEXT WEEK...AS MODELS CONSISTENT WITH A
STRONGER TROUGH PASSING ACROSS THE REGION MON...THEN ANOTHER ON WED.
FORECAST CONFIDENCE LOW IN THE DETAILS WITH ALL THE MODEL/ENSEMBLE
VARIABILITY AT THE SHORTWAVE SCALE. LOW LEVEL THERMAL FIELDS SFC-
850MB TEMPS REMAIN IN CRITICAL RANGES FOR MIXED PRECIP TYPES WITH
THE SYSTEMS NEXT WEEK...BUT DID LEAVE WED SYSTEM WITH CHANCE SNOW
FOR NOW WITH THE LOW DETAIL CONFIDENCE...AND FOR CONSISTENCY.
PREVIOUS FORECAST GRID DATA BASE FOR DAYS 4-7 IN DECENT SHAPE AS
MODELS MAINTAIN THE TROUGH TIMING...WITH GENERALLY MINOR ADJUSTMENTS
MADE. TRENDED MON-THU LOWS TOWARD WARMER GFS MEX-MOS LOWS WITH
MOSTLY CLOUDY TO CLOUDY SKIES EXPECTED TO PERSIST. FAVORED COOLER
GFS ENSEMBLE-MOS LOWS MON-TUE...THEN WARMER MEX-MOS HIGHS WED/THU
WITH THE WARMER OVERNIGHT LOWS.
&&
.ARX WATCHES/WARNINGS/ADVISORIES...
WI...SNOW ADVISORY FROM 3 AM FRIDAY TO 3 AM CST SATURDAY FOR WIZ032-
WIZ033-WIZ034-WIZ041-WIZ042-WIZ043-WIZ044.
SNOW ADVISORY FROM 3 AM FRIDAY TO 3 AM CST SATURDAY FOR
WIZ017-WIZ029.
MN...SNOW ADVISORY FROM 3 AM FRIDAY TO 3 AM CST SATURDAY FOR MNZ079-
MNZ088-MNZ096.
SNOW ADVISORY FROM MIDNIGHT TONIGHT TO MIDNIGHT CST FRIDAY
NIGHT FOR MNZ086-MNZ087-MNZ094-MNZ095.
IA...NONE.
&&
RRSHazardous weather outlook, Dec 29, 3:02 PM CST, 35 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LA CROSSE WI 302 PM CST THU DEC 29 2005 MNZ079-086>088-094>096-WIZ017-029-032>034-041>044-301200- ADAMS-BUFFALO-CLARK-DODGE-FILLMORE-HOUSTON-JACKSON-JUNEAU-LA CROSSE- MONROE-MOWER-OLMSTED-TAYLOR-TREMPEALEAU-WABASHA-WINONA- 302 PM CST THU DEC 29 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST MINNESOTA...AND WEST CENTRAL INTO CENTRAL WISCONSIN. .DAY ONE...TONIGHT A WINTER STORM WILL MOVE INTO IOWA OVERNIGHT SPREADING SNOWFALL INTO SOUTHEAST MINNESOTA AFTER MIDNIGHT. BY MORNING...1 TO 2 INCHES OF SNOW IS LIKELY THERE. ACCUMULATIONS WILL BE MUCH LIGHTER TO THE SOUTH AND EAST OF THESE AREAS. A SNOW ADVISORY IN EFFECT FOR LATE TONIGHT. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THE SNOW ADVISORY CONTINUES FRIDAY FOR THE AREA AS WIDESPREAD SNOW IS EXPECTED...ESPECIALLY ALONG AND NORTH OF INTERSTATE 90...WHERE AN ADDITIONAL 2 TO 4 INCHES WILL FALL. TRAVEL WILL BE IMPACTED IN THIS AREA. THE SNOW WILL DIMINISH FROM WEST TO EAST FRIDAY NIGHT. SNOW TOTALS OF 3 TO 5 INCHES ARE EXPECTED AROUND AND NORTH OF THE I- 90 CORRIDOR BY SUNRISE SATURDAY MORNING. HOWEVER...A BAND OF AT LEAST 4 TO 6 INCHES IS EXPECTED NORTH OF A LAKE CITY MINNESOTA...TO BLACK RIVER FALLS WISCONSIN...TO WISCONSIN DELLS LINE. WITH THE SNOW EXITING THE REGION LATE FRIDAY NIGHT...SATURDAY TRAVEL CONDITIONS SHOULD IMPROVE RAPIDLY AREA-WIDE. ANOTHER STORM SYSTEM WILL MOVE THROUGH THE CENTRAL PLAINS SUNDAY AND MONDAY. THIS STORM WILL SPREAD SOME RAIN OR SNOW ACROSS THE AREA FROM LATER SUNDAY AFTERNOON THROUGH MONDAY. TEMPERATURES APPEAR TO BE WARMER OUT IN ADVANCE OF THIS SYSTEM...SO RAIN MAY BE MORE WIDESPREAD. ISOLATED FREEZING RAIN CANNOT BE RULED OUT FOR SUNDAY NIGHT. YET ANOTHER SYSTEM IS ON THE HORIZON FOR WEDNESDAY...WITH ANOTHER SHOT OF RAIN OR SNOW FOR THE REGION...AS THE ACTIVE WEATHER PATTERN CONTINUES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. SNOWFALL REPORTS ARE ALWAYS APPRECIATED AND ASSIST GREATLY WITH PUBLIC SAFETY DECISIONS. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. IAZ008>011-018-019-029-030-WIZ053>055-061-301200- ALLAMAKEE-CHICKASAW-CLAYTON-CRAWFORD-FAYETTE-FLOYD-GRANT-HOWARD- MITCHELL-RICHLAND-VERNON-WINNESHIEK- 302 PM CST THU DEC 29 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST IOWA AND SOUTHWEST WISCONSIN. .DAY ONE...TONIGHT A WINTER STORM WILL MOVE INTO IOWA OVERNIGHT SPREADING SNOW...RAIN... AND EVEN A CHANCE OF SLEET INTO NORTHEAST IOWA AFTER MIDNIGHT. TEMPERATURES SHOULD BE NEAR OR ABOVE FREEZING AND ACCUMULATIONS SHOULD GENERALLY BE LIGHT. HOWEVER...BY MORNING A FEW SLICK SPOTS COULD BE FOUND OVER NORTHEAST IOWA...ESPECIALLY LOCATIONS WEST OF HIGHWAY 63 WHERE UP TO AN INCH OF SNOW COULD FALL. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY A LIGHT RAIN AND SNOW MIX WILL OCCUR FRIDAY AS THE STORM MOVES EAST INTO ILLINOIS. HOWEVER...CLOSE TO MINNESOTA...AND NEAR AND NORTH OF HIGHWAY 14 IN WISCONSIN...ALL SNOW SHOULD BE FOUND WITH 1 TO 2 INCHES EXPECTED FRIDAY. LIGHTER AMOUNTS ARE EXPECTED SOUTH OF THIS ALL SNOW AREA...WHERE LIGHT RAIN AND SNOW...WITH ISOLATED SLEET...ARE EXPECTED. THOSE WITH OUTDOOR PLANS OR TRAVEL PLANNED SHOULD PREPARE FOR THE WINTERY WEATHER. PRECIPITATION SHOULD CHANGE TO ALL SNOW FRIDAY NIGHT AS COLDER AIR MOVES IN. WITH THE SNOW EXITING THE REGION LATE FRIDAY NIGHT... SATURDAY TRAVEL CONDITIONS SHOULD IMPROVE RAPIDLY AREA-WIDE. SNOW TOTALS OF AROUND AN INCH ARE EXPECTED ALONG AND SOUTH OF HIGHWAY 18...WITH SNOW TOTALS INCREASING TO THE NORTH. A TOTAL OF 1 TO 3 INCHES OF NEW SNOW IS EXPECTED FROM WISCONSIN DELLS...TO NEW ALBIN IOWA...WESTWARD ALONG THE IOWA-MINNESOTA BORDER BY SATURDAY MORNING. ANOTHER STORM SYSTEM WILL MOVE THROUGH THE CENTRAL PLAINS SUNDAY AND MONDAY. THIS STORM WILL SPREAD SOME RAIN OR SNOW ACROSS THE AREA FROM LATER SUNDAY AFTERNOON THROUGH MONDAY. TEMPERATURES APPEAR TO BE WARMER OUT IN ADVANCE OF THIS SYSTEM...SO RAIN MAY BE MORE WIDESPREAD. ISOLATED FREEZING RAIN CANNOT BE RULED OUT FOR SUNDAY NIGHT. YET ANOTHER SYSTEM IS ON THE HORIZON FOR WEDNESDAY...WITH ANOTHER SHOT OF RAIN OR SNOW FOR THE REGION...AS THE ACTIVE WEATHER PATTERN CONTINUES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. SNOWFALL REPORTS ARE ALWAYS APPRECIATED AND ASSIST GREATLY WITH PUBLIC SAFETY DECISIONS. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. BINAU/BAUMGARDT
Nearby
Snow Advisories in Wisconsin, 2005Snow Advisories in Minnesota, 2005Every snow advisory in 2005
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.