Alert archive / Wisconsin / Winter Storm Warnings in 2007
Winter Storm Warning 5, NWS Milwaukee, WI
NWS Milwaukee, WI issued this winter storm warning at Apr 10, 2007, 2:58 PM CDT for 20 counties in Wisconsin. It took effect at Apr 11, 2007, 1:00 AM CDT. It was in force for 17 hr. 53 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 10, 2007, 2:58 PM CDT (19:58 UTC)
- In effect from
- Apr 11, 2007, 1:00 AM CDT
- Expired
- Apr 11, 2007, 6:13 PM CDT
- In force
- 17 hr
- Issued by
- NWS Milwaukee, WI
Counties Columbia County, WI, Dane County, WI, Dodge County, WI, Fond du Lac County, WI, Green County, WI, Green Lake County, WI, Iowa County, WI, Jefferson County, WI, Kenosha County, WI, Lafayette County, WI, Marquette County, WI, Milwaukee County, WI, Ozaukee County, WI, Racine County, WI, Rock County, WI, Sauk County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI
The radar
The Milwaukee radar (KMKX), 31 km from the middle of the area, began a volume at 20:04 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 11, 10:51 AM CDT | SNOW 3 | 2 W Madison, WI | |
| Apr 11, 11:00 AM CDT | SNOW 3.1 | 5 Sw Madison, WI | |
| Apr 11, 11:00 AM CDT | SNOW 4.2 | 1 Ne Verona, WI | |
| Apr 11, 11:05 AM CDT | SNOW 2.3 | 9 Nw Beloit, WI | |
| Apr 11, 11:25 AM CDT | SNOW 2.8 | 2 N Franklin, WI | |
| Apr 11, 11:30 AM CDT | SNOW 2.8 | 2 N Kenosha, WI | |
| Apr 11, 11:30 AM CDT | SNOW 2.9 | 2 Sw Racine, WI | |
| Apr 11, 11:38 AM CDT | SNOW 1.8 | 5 Se Whitewater, WI | |
| Apr 11, 12:00 PM CDT | SNOW 2.3 | Milwaukee, WI | SNOWFALL MEASURED AT MITCHELL INTERNATIONAL AIRPORT. |
| Apr 11, 12:00 PM CDT | SNOW 3.6 | 5 Ne Madison, WI | SNOWFALL MEASURED AT TRUAX FIELD. |
| Apr 11, 12:01 PM CDT | SNOW 3 | 2 N Milwaukee, WI | REPORTED FROM THE UW MILWAUKEE CAMPUS. |
| Apr 11, 12:30 PM CDT | SNOW 4.5 | Poynette, WI | |
| Apr 11, 12:54 PM CDT | SNOW 2.3 | 6 Nw Milwaukee, WI | |
| Apr 11, 1:00 PM CDT | SNOW 2.3 | 2 Se Sullivan, WI | |
| Apr 11, 1:00 PM CDT | SNOW 4.5 | 5 Se Whitewater, WI | TEMPORARY POWER OUTAGE REPORTED AROUND 1240PM. |
| Apr 11, 1:30 PM CDT | SNOW 5.2 | 1 Ne Verona, WI | |
| Apr 11, 1:30 PM CDT | SNOW 5.4 | 4 Sw Somers, WI | |
| Apr 11, 1:40 PM CDT | SNOW 4.3 | Germantown, WI | |
| Apr 11, 1:42 PM CDT | SNOW 4 | 9 Wnw Beloit, WI | |
| Apr 11, 2:00 PM CDT | SNOW 3 | 3 Se Palmyra, WI | POWER GOING ON AND OFF DUE TO COMBINATION OF 40 MPH WIND GUSTS AND HEAVY WET SNOW. |
| Apr 11, 2:00 PM CDT | SNOW 5.5 | 1 Sse Germantown, WI | |
| Apr 11, 2:02 PM CDT | SNOW 4.6 | Oak Creek, WI | 13TH STREET AND RAWSON AVE. MODERATE TO HEAVY SNOW. VISIBILITY AROUND 1/4 MILE. |
| Apr 11, 2:21 PM CDT | SNOW 4.2 | Wauwatosa, WI | |
| Apr 11, 2:30 PM CDT | SNOW 5 | Big Bend, WI | |
| Apr 11, 2:40 PM CDT | SNOW 5.5 | Kenosha, WI | |
| Apr 11, 3:00 PM CDT | SNOW 4.7 | Madison, WI | MADISON TRUAX FIELD. |
| Apr 11, 3:00 PM CDT | SNOW 5.6 | Milwaukee, WI | MILWAUKEE MITCHELL INTERNATIONAL AIRPORT. |
| Apr 11, 3:15 PM CDT | SNOW 5.1 | West Allis, WI | |
| Apr 11, 3:28 PM CDT | SNOW 3 | 1 N West Bend, WI | |
| Apr 11, 3:33 PM CDT | SNOW 4.6 | Franklin, WI | |
| Apr 11, 3:40 PM CDT | SNOW 4.5 | 3 Se Sullivan, WI | TOTAL SO FAR. SNOW WET BUT SOME BLOWING AND DRIFTING. |
| Apr 11, 3:50 PM CDT | SNOW 5.1 | Greenfield, WI | |
| Apr 11, 4:00 PM CDT | SNOW 3 | Jefferson, WI | |
| Apr 11, 4:00 PM CDT | SNOW 3 | Sheboygan, WI | |
| Apr 11, 4:00 PM CDT | SNOW 4.5 | Milton, WI | |
| Apr 11, 4:00 PM CDT | SNOW 4.5 | Milwaukee, WI | MILWAUKEE NORTH SIDE. |
| Apr 11, 4:00 PM CDT | SNOW 5.4 | Greendale, WI | |
| Apr 11, 4:00 PM CDT | SNOW 6 | Evansville, WI | |
| Apr 11, 4:10 PM CDT | SNOW 6 | Genessee, WI | |
| Apr 11, 4:15 PM CDT | SNOW 5.1 | Verona, WI | |
| Apr 11, 4:15 PM CDT | SNOW 6.7 | West Bend, WI | |
| Apr 11, 4:20 PM CDT | SNOW 4 | 3 W Beaver Dam, WI | |
| Apr 11, 4:30 PM CDT | SNOW 4 | 1 W Lake Mills, WI | |
| Apr 11, 4:30 PM CDT | SNOW 8 | 1 Sse Germantown, WI | |
| Apr 11, 5:00 PM CDT | SNOW 2.8 | Black Earth, WI | |
| Apr 11, 5:00 PM CDT | SNOW 4.3 | Pewaukee, WI | |
| Apr 11, 5:05 PM CDT | SNOW 4.2 | North Prairie, WI | |
| Apr 11, 5:05 PM CDT | SNOW 6 | Milwaukee, WI | 2 MILES NORTHEAST UW MILWAUKEE. |
| Apr 11, 5:32 PM CDT | SNOW 8 | Brookfield, WI | |
| Apr 11, 5:45 PM CDT | SNOW 5.8 | 4 W Brookfield, WI | |
| Apr 11, 6:00 PM CDT | SNOW 2 | Oakfield, WI | |
| Apr 11, 6:00 PM CDT | SNOW 6.1 | Waukesha, WI | |
| Apr 11, 6:06 PM CDT | SNOW 5 | 3 Se Palmyra, WI |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.0 hours before the alert went out and 157 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
- 803 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 74 m²/s²
- 0-3 km storm-relative helicity
- 126 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 KMKX 101958 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 258 PM CDT TUE APR 10 2007 ...LATE SEASON SNOW STORM HEADING FOR PARTS OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN... .LOW PRESSURE DEVELOPING OVER OKLAHOMA AND KANSAS TONIGHT WILL DEEPEN WEDNESDAY AS IT MOVES FROM MISSOURI ACROSS ILLINOIS TO NORTHWEST INDIANA. THE STORM IS THEN EXPECTED TO MOVE SLOWLY ACROSS LOWER MICHIGAN WEDNESDAY NIGHT. LIGHT RAIN OR SNOW SHOULD GRADUALLY SPREAD INTO SOUTHWEST AND SOUTHERN WISCONSIN THIS EVENING...THEN WILL CHANGE TO ALL SNOW AND BECOME HEAVIER LATE TONIGHT AND WEDNESDAY. THE HEAVIEST SNOW IS EXPECTED DURING THE DAY WEDNESDAY. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED ACROSS MUCH OF THE AREA BY WEDNESDAY EVENING...WITH LOCAL AMOUNTS AROUND A FOOT ALONG THE KETTLE MORAINE RIDGE FROM WALWORTH COUNTY TO SHEBOYGAN COUNTY. NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS AROUND 40 MPH ARE EXPECTED WEDNESDAY AND WEDNESDAY NIGHT...WHICH MAY CREATE SIGNIFICANT BLOWING AND DRIFTING SNOW. HOWEVER...DUE TO THE WET NATURE OF THE SNOW...THE BLOWING AND DRIFTING MAY NOT BE AS SEVERE AS DURING A TYPICAL WINTER STORM. WIZ056-057-062-063-067-068-110230- /O.UPG.KMKX.WS.A.0004.070411T0600Z-070412T0000Z/ /O.NEW.KMKX.WS.W.0005.070411T0600Z-070412T0300Z/ SAUK-COLUMBIA-IOWA-DANE-LAFAYETTE-GREEN- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... DODGEVILLE...MADISON...DARLINGTON...MONROE 258 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 10 PM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 1 AM TO 10 PM CDT WEDNESDAY. SNOW OR A COLD RAIN IS EXPECTED TO DEVELOP OVER SOUTHWEST WISCONSIN THIS EVENING...BEFORE SPREADING ACROSS SOUTHERN WISCONSIN AS A MIX OF RAIN AND SNOW TONIGHT. THE PRECIPITATION WILL TURN TO ALL SNOW LATE TONIGHT LAST THROUGH WEDNESDAY EVENING. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY EARLY WEDNESDAY EVENING. THE HEAVIEST SNOW SHOULD FALL FROM LATE TONIGHT INTO THE EARLY AFTERNOON HOURS WEDNESDAY. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ WIZ051-052-058>060-110230- /O.UPG.KMKX.WS.A.0004.070411T0900Z-070412T0300Z/ /O.NEW.KMKX.WS.W.0005.070411T0900Z-070412T0600Z/ FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON-OZAUKEE- INCLUDING THE CITIES OF...FOND DU LAC...SHEBOYGAN...BEAVER DAM... WEST BEND...PORT WASHINGTON 258 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM CDT THURSDAY. SNOW OR A COLD RAIN IS EXPECTED TO DEVELOP OVER SOUTHWEST WISCONSIN THIS EVENING...BEFORE SPREADING INTO PARTS OF SOUTH AND EAST CENTRAL WISCONSIN LATE TONIGHT. THE PRECIPITATION WILL TURN TO ALL SNOW BY LATE TONIGHT AND LAST THROUGH MUCH OF WEDNESDAY NIGHT. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY EARLY WEDNESDAY EVENING. UP TO A FOOT OF SNOW IS POSSIBLE ALONG THE KETTLE MORAINE RIDGE FROM SHEYBOGAN COUNTY INTO WASHINGTON COUNTY. THE HEAVIEST SNOW SHOULD FALL FROM WEDNESDAY MORNING INTO EARLY WEDNESDAY EVENING. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ WIZ046-047-110230- /O.UPG.KMKX.WS.A.0004.070411T0600Z-070412T0000Z/ /O.NEW.KMKX.WS.W.0005.070411T0900Z-070412T0600Z/ MARQUETTE-GREEN LAKE- INCLUDING THE CITIES OF...MONTELLO...BERLIN 258 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM CDT THURSDAY. THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 1 AM TO 10 PM CDT WEDNESDAY. SNOW OR A COLD RAIN IS EXPECTED TO DEVELOP OVER SOUTHWEST WISCONSIN THIS EVENING...BEFORE SPREADING ACROSS SOUTHERN WISCONSIN AS MAINLY SNOW LATER TONIGHT. THE SNOW SHOULD THEN LAST INTO WEDNESDAY EVENING. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY EARLY WEDNESDAY EVENING. THE HEAVIEST SNOW SHOULD FALL FROM LATE TONIGHT INTO THE EARLY AFTERNOON HOURS WEDNESDAY. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ WIZ064-069-070-110230- /O.NEW.KMKX.WS.W.0005.070411T0600Z-070412T0300Z/ JEFFERSON-ROCK-WALWORTH- INCLUDING THE CITIES OF...JEFFERSON...LAKE MILLS...JANESVILLE... BELOIT...ELKHORN...LAKE GENEVA 258 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 10 PM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 1 AM TO 10 PM CDT WEDNESDAY. SNOW OR A COLD RAIN IS EXPECTED TO DEVELOP OVER SOUTHWEST WISCONSIN THIS EVENING...BEFORE SPREADING INTO PARTS OF SOUTH CENTRAL WISCONSIN LATE TONIGHT. THE PRECIPITATION WILL TURN TO ALL SNOW BY LATE TONIGHT AND LAST INTO WEDNESDAY EVENING. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY EARLY WEDNESDAY EVENING. UP TO A FOOT OF SNOW IS POSSIBLE ALONG THE KETTLE MORAINE RIDGE FROM JEFFERSON INTO WALWORTH COUNTY. THE HEAVIEST SNOW SHOULD FALL FROM LATE TONIGHT THROUGH WEDNESDAY. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ WIZ065-066-071-072-110230- /O.NEW.KMKX.WS.W.0005.070411T0900Z-070412T0600Z/ WAUKESHA-MILWAUKEE-RACINE-KENOSHA- INCLUDING THE CITIES OF...WAUKESHA...BROOKFIELD...MILWAUKEE... RACINE...KENOSHA 258 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM CDT THURSDAY. SNOW OR A COLD RAIN IS EXPECTED TO DEVELOP OVER SOUTHWEST WISCONSIN THIS EVENING...BEFORE SPREADING INTO PARTS OF SOUTHEAST WISCONSIN LATE TONIGHT. THE PRECIPITATION WILL TURN TO ALL SNOW BY LATE TONIGHT AND LAST INTO WEDNESDAY EVENING. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY EARLY WEDNESDAY EVENING. UP TO A FOOT OF SNOW IS POSSIBLE ALONG THE KETTLE MORAINE RIDGE IN WAUKESHA COUNTY. THE HEAVIEST SNOW SHOULD FALL FROM LATE TONIGHT THROUGH WEDNESDAY. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ CRAVEN
5 follow-up statements
000 WWUS43 KMKX 110224 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 924 PM CDT TUE APR 10 2007 ...LATE SEASON SNOW STORM HEADING FOR PARTS OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN... .LOW PRESSURE DEVELOPING OVER KANSAS TONIGHT WILL STREGTHEN WEDNESDAY AS IT MOVES FROM MISSOURI ACROSS ILLINOIS TO NORTHWEST INDIANA. THE STORM IS THEN EXPECTED TO MOVE SLOWLY ACROSS LOWER MICHIGAN WEDNESDAY NIGHT. LIGHT RAIN OR SNOW WILL GRADUALLY SPREAD INTO SOUTHWEST AND SOUTHERN WISCONSIN...THEN CHANGE TO ALL SNOW AND BECOME HEAVIER LATE TONIGHT AND WEDNESDAY. THE HEAVIEST SNOW IS EXPECTED DURING THE DAY WEDNESDAY. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED ACROSS MUCH OF THE AREA BY WEDNESDAY EVENING...WITH LOCAL AMOUNTS AROUND A FOOT ALONG THE KETTLE MORAINE RIDGE FROM WALWORTH COUNTY TO SHEBOYGAN COUNTY. NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS AROUND 40 MPH ARE EXPECTED WEDNESDAY AND WEDNESDAY NIGHT...WHICH MAY CREATE SIGNIFICANT BLOWING AND DRIFTING SNOW. HOWEVER...DUE TO THE WET NATURE OF THE SNOW...THE BLOWING AND DRIFTING MAY NOT BE AS SEVERE AS DURING A TYPICAL WINTER STORM. WIZ056-057-062>064-067>070-111030- /O.CON.KMKX.WS.W.0005.070411T0600Z-070412T0300Z/ SAUK-COLUMBIA-IOWA-DANE-JEFFERSON-LAFAYETTE-GREEN-ROCK-WALWORTH- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... DODGEVILLE...MADISON...JEFFERSON...LAKE MILLS...DARLINGTON... MONROE...JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA 924 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM CDT WEDNESDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM CDT WEDNESDAY. SNOW OR A COLD RAIN WILL CONTINUE TO DEVELOP OVER SOUTHWEST WISCONSIN LATE THIS EVENING...BEFORE SPREADING ACROSS SOUTHERN WISCONSIN AS A MIX OF RAIN AND SNOW TONIGHT. THE PRECIPITATION WILL TURN TO ALL SNOW LATE TONIGHT LAST THROUGH WEDNESDAY EVENING. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY EARLY WEDNESDAY EVENING. THE HEAVIEST SNOW SHOULD FALL FROM LATE TONIGHT INTO THE EARLY AFTERNOON HOURS WEDNESDAY. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ WIZ046-047-051-052-058>060-065-066-071-072-111030- /O.CON.KMKX.WS.W.0005.070411T0900Z-070412T0600Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON- OZAUKEE-WAUKESHA-MILWAUKEE-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BEAVER DAM...WEST BEND...PORT WASHINGTON...WAUKESHA... BROOKFIELD...MILWAUKEE...RACINE...KENOSHA 924 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM CDT THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM CDT THURSDAY. SNOW OR A COLD RAIN IS EXPECTED TO DEVELOP OVER SOUTHWEST WISCONSIN...THEN SPREAD INTO PARTS OF SOUTH AND EAST CENTRAL WISCONSIN LATE TONIGHT. THE PRECIPITATION WILL TURN TO ALL SNOW LATER TONIGHT AND LAST THROUGH MUCH OF WEDNESDAY NIGHT. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY EARLY WEDNESDAY EVENING. UP TO A FOOT OF SNOW IS POSSIBLE ALONG THE KETTLE MORAINE RIDGE FROM SHEYBOGAN COUNTY INTO WASHINGTON COUNTY. THE HEAVIEST SNOW SHOULD FALL FROM LATER WEDNESDAY MORNING INTO EARLY WEDNESDAY EVENING. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$
000 WWUS43 KMKX 110901 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 401 AM CDT WED APR 11 2007 ...LATE SEASON SNOW STORM HEADING FOR SOUTH CENTRAL AND SOUTHEAST WISCONSIN... .LOW PRESSURE CENTERED NEAR KANSAS CITY HAS SLOWED ITS NORTHEASTWARD PROGRESSION. THE LOW WILL STRENGTHEN TODAY AS IT MOVES ACROSS ILLINOIS...REACHING NORTHWEST INDIANA THIS EVENING. THE STORM IS THEN EXPECTED TO MOVE SLOWLY ACROSS LOWER MICHIGAN TONIGHT. A MIX OF LIGHT RAIN AND SNOW OVER SOUTHWEST WISCONSIN HAS TURNED TO MAINLY LIGHT SNOW...WITH ACCUMULATIONS SINCE 1 AM CDT OF 1/2 INCH TO 1 INCH FROM NORTH OF MONROE...THROUGH MADISON TO THE DELLS. DRY AIR OVER SOUTHEAST AND FAR NORTHERN SECTIONS OF SOUTH CENTRAL WISCONSIN HAS LIMITED MEASURABLE PRECIPITATION DURING THE OVERNIGHT HOURS. WHILE PRECIPITATION WILL BE LIGHT THIS MORNING...THE SNOW IS EXPECTED TO INTENSIFY LATER THIS MORNING IN THE FAR SOUTH...AND LIFT NORTH THROUGH THE REST OF SOUTHERN WISCONSIN THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED DURING AFTERNOON INTO THE EVENING HOURS. WITH THE SLOWING OF THE STORM SYSTEM...THE BEGINNING OF THE WINTER STORM WARNING HAS BEEN DELAYED UNTIL 12 NOON FOR LOCATIONS NORTHEAST OF A ROCK COUNTY TO COLUMBIA COUNTY LINE. THE WARNING HAS BEEN EXTENDED UNTIL 7 AM THURSDAY FOR ALL OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED ACROSS PORTIONS OF SOUTH CENTRAL AND SOUTHEAST WISCONSIN BY THURSDAY MORNING...MAINLY ALONG AND SOUTH OF LONE ROCK...MADISON TO MILWAUKEE LINE. THE SNOW AMOUNTS WILL TAPER TO AROUND 6 INCHES ACROSS FAR NORTHERN MARQUETTE...GREEN LAKE AND FOND DU LAC COUNTIES. LESSER AMOUNTS ARE ALSO EXPECTED RIGHT ALONG LAKE MICHIGAN. NORTHEAST WINDS OF 20 TO 30 MPH...WITH GUSTS AROUND 40 MPH ARE EXPECTED TODAY AND TONIGHT...WHICH MAY CREATE SIGNIFICANT BLOWING AND DRIFTING SNOW. HOWEVER...DUE TO THE WET NATURE OF THE SNOW...THE BLOWING AND DRIFTING MAY NOT BE AS SEVERE AS DURING A TYPICAL WINTER STORM. WIZ056-057-062-063-067>069-111715- /O.EXT.KMKX.WS.W.0005.000000T0000Z-070412T1200Z/ SAUK-COLUMBIA-IOWA-DANE-LAFAYETTE-GREEN-ROCK- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... DODGEVILLE...MADISON...DARLINGTON...MONROE...JANESVILLE...BELOIT 401 AM CDT WED APR 11 2007 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 7 AM CDT THURSDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 7 AM CDT THURSDAY. SNOW...MIXED AT TIMES WITH LIGHT RAIN THIS MORNING...WILL INTENSIFY LATER THIS MORNING AND EARLY THIS AFTERNOON. BURSTS OF SNOW WILL ALLOW FOR SNOWFALL RATES OF BETWEEN 1 TO 2 INCHES PER HOUR THIS AFTERNOON. ACCUMULATING SNOW WILL CONTINUE INTO TONIGHT. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY THURSDAY MORNING SOUTH OF A LONE ROCK TO LAKE MILLS LINE...WITH 6 TO 8 INCHES TO THE NORTH. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ WIZ046-047-051-052-058>060-064>066-070>072-111715- /O.EXT.KMKX.WS.W.0005.070411T1700Z-070412T1200Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON- OZAUKEE-JEFFERSON-WAUKESHA-MILWAUKEE-WALWORTH-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BEAVER DAM...WEST BEND...PORT WASHINGTON... JEFFERSON...LAKE MILLS...WAUKESHA...BROOKFIELD...MILWAUKEE... ELKHORN...LAKE GENEVA...RACINE...KENOSHA 401 AM CDT WED APR 11 2007 ...WINTER STORM WARNING NOW IN EFFECT FROM NOON TODAY TO 7 AM CDT THURSDAY... THE WINTER STORM WARNING IS NOW IN EFFECT FROM NOON TODAY TO 7 AM CDT THURSDAY. LIGHT SNOW...MIXED AT TIMES WITH LIGHT RAIN THIS MORNING...WILL GRADUALLY SPREAD NORTHWARD THIS MORNING. THE PRECIPITATION WILL INTENSIFY LATER THIS MORNING AND EARLY THIS AFTERNOON. BURSTS OF SNOW WILL ALLOW FOR SNOWFALL RATES OF BETWEEN 1 TO 2 INCHES PER HOUR THIS AFTERNOON AND EVENING. ACCUMULATING SNOW WILL CONTINUE THROUGH TONIGHT. 8 TO 10 INCHES OF HEAVY WET SNOW IS EXPECTED BY THURSDAY MORNING SOUTH OF A LAKE MILLS TO WAUKESHA LINE...WITH 6 TO 8 INCHES TO THE NORTH...AND ALONG THE LAKE MICHIGAN SHORE. EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY CREATE BLOWING AND DRIFTING SNOW AS WELL. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ REM/MG
000 WWUS43 KMKX 111551 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 1051 AM CDT WED APR 11 2007 ...LATE SEASON SNOW STORM AFFECTING SOUTH CENTRAL AND SOUTHEAST WISCONSIN... .LOW PRESSURE CENTERED OVER NORTHEAST MISSOURI WILL TRACK NORTHEAST TO THE SOUTHERN END OF LAKE MICHIGAN TONIGHT. WARM AIR WRAPPING AROUND THE SYSTEM WILL MEAN A MIXTURE OF RAIN AND SNOW OVER FAR SOUTHEAST WISCONSIN. HOWEVER...THE REMAINDER OF SOUTHERN WISCONSIN CAN EXPECT LIGHT TO MODERATE SNOW FOR THE REMAINDER OF THE AFTERNOON...AND OVERNIGHT. THE SNOW WILL TAPER OFF DURING THE MORNING HOURS THURSDAY AS THE LOW CONTINUES TO TRACK NORTHEAST THROUGH LOWER MICHIGAN. TOTAL SNOWFALL ACCUMULATIONS WILL RANGE FROM 6 TO 10 INCHES ACROSS MUCH OF SOUTHERN WISCONSIN...BUT ONLY AROUND 3 TO 5 IN THE FAR SOUTHEAST WHERE THE SNOW SHOULD BE MIXED WITH RAIN. NORTHEAST WINDS OF 20 TO 30 MPH...WITH GUSTS AROUND 40 MPH ARE EXPECTED THIS AFTERNOON AND TONIGHT...WHICH MAY CREATE SIGNIFICANT BLOWING SNOW...WHICH WILL CAUSE SIGNIFICANT REDUCTION IN VISIBILITY. WIZ056-057-062-063-067>069-120000- /O.CON.KMKX.WS.W.0005.000000T0000Z-070412T1200Z/ SAUK-COLUMBIA-IOWA-DANE-LAFAYETTE-GREEN-ROCK- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... DODGEVILLE...MADISON...DARLINGTON...MONROE...JANESVILLE...BELOIT 1051 AM CDT WED APR 11 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THURSDAY... SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGHOUT THIS AFTERNOON AND OVERNIGHT. SNOWFALL ACCUMULATIONS OF 3 TO 5 INCHES THIS AFTERNOON...WITH ANOTHER 2 TO 4 INCHES OF ACCUMULATION POSSIBLE OVERNIGHT. IN ADDITION...EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL CREATE SIGNIFICANT BLOWING SNOW GREATLY REDUCING VISIBILITY. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ WIZ046-047-051-052-058>060-064>066-070>072-120000- /O.CON.KMKX.WS.W.0005.070411T1700Z-070412T1200Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON- OZAUKEE-JEFFERSON-WAUKESHA-MILWAUKEE-WALWORTH-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BEAVER DAM...WEST BEND...PORT WASHINGTON... JEFFERSON...LAKE MILLS...WAUKESHA...BROOKFIELD...MILWAUKEE... ELKHORN...LAKE GENEVA...RACINE...KENOSHA 1051 AM CDT WED APR 11 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THURSDAY... SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGHOUT THIS AFTERNOON AND OVERNIGHT...EXCEPT IN THE FAR SOUTHEAST WHERE THE SNOW SHOULD BE MIXED WITH RAIN. SNOWFALL ACCUMULATIONS OF 3 TO 5 INCHES THIS AFTERNOON...WITH ANOTHER 2 TO 4 INCHES OF ACCUMULATION POSSIBLE OVERNIGHT. TOTAL SNOW ACCUMULATIONS IN THE FAR SOUTHEAST ARE EXPECTED TO BE IN THE 3 TO 5 INCH RANGE. IN ADDITIONS..EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL CREATE SIGNIFICANT BLOWING SNOW GREATLY REDUCING VISIBILITY. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$
000 WWUS43 KMKX 112029 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 329 PM CDT WED APR 11 2007 ...LATE SEASON SNOW STORM AFFECTING SOUTH CENTRAL AND SOUTHEAST WISCONSIN... .LOW PRESSURE CENTERED OVER WEST CENTRAL ILLINOIS WILL TRACK NORTHEAST TO THE SOUTHERN END OF LAKE MICHIGAN TONIGHT. WARM AIR WRAPPING AROUND THE SYSTEM WILL PULL A MIXTURE OF RAIN AND SNOW INTO FAR SOUTHEAST WISCONSIN. HOWEVER...THE REMAINDER OF SOUTHERN WISCONSIN CAN EXPECT LIGHT TO MODERATE SNOW OVERNIGHT. THE SNOW WILL TAPER OFF DURING THE MORNING HOURS THURSDAY AS THE LOW CONTINUES TO TRACK NORTHEAST THROUGH LOWER MICHIGAN. TOTAL SNOWFALL ACCUMULATIONS WILL RANGE FROM 6 TO 10 INCHES ACROSS MUCH OF SOUTHERN WISCONSIN...BUT ONLY AROUND 3 TO 6 INCHES OVER THE FAR SOUTHEAST. NORTHEAST WINDS OF 20 TO 30 MPH...WITH GUSTS AROUND 35 MPH WILL PERSIST TONIGHT...WHICH MAY CREATE BLOWING SNOW AND CAUSE REDUCTION IN VISIBILITIES. WIZ056-057-062-063-067>069-120430- /O.CON.KMKX.WS.W.0005.000000T0000Z-070412T1200Z/ SAUK-COLUMBIA-IOWA-DANE-LAFAYETTE-GREEN-ROCK- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... DODGEVILLE...MADISON...DARLINGTON...MONROE...JANESVILLE...BELOIT 329 PM CDT WED APR 11 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THURSDAY. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ WIZ046-047-051-052-058>060-064>066-070>072-120430- /O.CON.KMKX.WS.W.0005.000000T0000Z-070412T1200Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-DODGE-WASHINGTON- OZAUKEE-JEFFERSON-WAUKESHA-MILWAUKEE-WALWORTH-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BEAVER DAM...WEST BEND...PORT WASHINGTON... JEFFERSON...LAKE MILLS...WAUKESHA...BROOKFIELD...MILWAUKEE... ELKHORN...LAKE GENEVA...RACINE...KENOSHA 329 PM CDT WED APR 11 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THURSDAY. A WINTER STORM WARNING IS ISSUED WHEN SNOW IS EXPECTED TO COMBINE WITH STRONG WINDS OF 20 MPH OR MORE. THIS WILL MAKE TRAVEL DANGEROUS AND POWER OUTAGES MAY RESULT. $$ TZ
000 WWUS43 KMKX 112313 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 613 PM CDT WED APR 11 2007 ...MAJOR APRIL SNOW STORM GRADUALLY WINDING DOWN TONIGHT... .LOW PRESSURE IS EXPECTED TO TRACK ACROSS NORTHERN INDIANA INTO CENTRAL LOWER MICHIGAN TONIGHT. THE HEAVIEST SNOW HAS PUSHED NORTH OF SOUTHERN WISCONSIN. HOWEVER...ADDITIONAL LIGHT SNOW COULD ADD ANOTHER INCH OR TWO ACCUMULATION BEFORE THURSDAY MORNING. ALSO...WET OR SLUSHY ROADWAYS MAY BECOME ICY AND HAZARDOUS AFTER SUNSET WITH TEMPERATURES IN THE UPPER 20S AND LOWER 30S. GUSTY NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS AROUND 30 MPH WILL CREATE SOME BLOWING SNOW AND REDUCED VISIBILITIES IN OPEN AREAS THIS EVENING. WIZ046-047-051-052-056>060-062>072-120600- /O.CAN.KMKX.WS.W.0005.000000T0000Z-070412T1200Z/ /O.NEW.KMKX.WW.Y.0002.070411T2313Z-070412T1200Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN...BARABOO...PORTAGE...WISCONSIN DELLS...BEAVER DAM... WEST BEND...PORT WASHINGTON...DODGEVILLE...MADISON...JEFFERSON... LAKE MILLS...WAUKESHA...BROOKFIELD...MILWAUKEE...DARLINGTON... MONROE...JANESVILLE...BELOIT...ELKHORN...LAKE GENEVA...RACINE... KENOSHA 613 PM CDT WED APR 11 2007 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM CDT THURSDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. THE BRUNT OF THE HEAVY SNOW FROM THE MAJOR APRIL SNOW STORM HAS SHIFTED NORTH OF SOUTHERN WISCONSIN AFTER DROPPING WIDESPREAD ACCUMULATIONS OF 4 TO 8 INCHES. PERIODS OF LIGHT SNOW SHOULD CONTINUE THROUGH TONIGHT...WITH A MIXTURE OF RAIN AND SNOW OVER SOUTHEAST WISCONSIN EAST OF A LINE FROM ELKHORN TO MILWAUKEE. ANOTHER INCH OR TWO ACCUMULATION IS EXPECTED TONIGHT. GUSTY NORTHEAST WINDS WILL CREATE SOME BLOWING SNOW AND REDUCED VISIBILITIES THIS EVENING. IN ADDITION...WET OR SLUSHY ROADWAYS MAY BECOME ICY AND HAZARDOUS AFTER DARK AS TEMPERATURES REMAIN AT OR BELOW FREEZING. A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. $$ CRAVEN
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before this winter storm warning went out at Apr 10, 4:35 AM CDT, 10 hours 23 minutes earlier.
Area forecast discussion, Apr 10, 4:35 AM CDT, 10 hours 23 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 435 AM CDT TUE APR 10 2007 .SHORT TERM...LEADING EDGE OF WAA/MID LEVEL FRONTOGENESIS EXTENDS FROM THE DAKOTAS TO WRN IA. THIS FORCING EXPECTED TO ARRIVE INTO WRN WI LATE THIS AFTERNOON. SOME EARLY SUN AND WARM ADVECTION SHOULD ALLOW HIGH TEMPS TO REACH WELL INTO THE 40S S0 ANY PCPN THIS AFTERNOON INTO THE EARLY EVENING WILL BE RAIN. THE STRONG SHORTWAVE TROUGH CURRENTLY OVER WY AND DEVELOPING LOW WILL TRACK ACROSS NRN IL ON WED WITH SHORTWAVE BECOMING NEGATIVE TILT. DEEP Q-VECTOR CONVERGENCE SLOWLY SHIFTS INTO WI TNT AND ACROSS SRN WI ALL DAY WED AS LOW-MID LEVEL FRONTOGENESIS/ISENTROPIC LIFT IS SUPPORTED BY GOOD PVA. NAM DEEPENS SFC LOW LATE TNT INTO WED WHILE GFS DOES NOT. THE NAM AND SREF ARE THUS MORE GENEROUS WITH QPF THAN GFS. PCPN TYPE TO CHANGE TO SNOW TNT WITH MOST LOCATIONS RECEIVING SNOW AFTER 06Z...HOWEVER TEMPS WILL MOST LIKELY REMAIN ABOVE FREEZING MUCH OF THE NIGHT. TEMPS TO HOLD STEADY ON WED IN LOWER 30S AS STRONGEST FORCING AND SNOWFALL OCCUR. USED A HEAVY RATIO VIA UWM NEURAL NETWORK WITH WARM LOW LEVEL TEMPS AND BREEZY CONDITIONS CONTRIBUTING THE MOST TO THE HEAVY RATIO. WAS CONSERVATIVE WITH QPF AMOUNTS OF 0.60-0.80 INCHES BASED ON LACK OF DEEPENING OF GFS. THIS YIELDS A CONSERVATIVE 5-6 INCH SNOWFALL. DID EXPAND WINTER STORM WATCH FOR DANE...IOWA...LAFAYETTE AND GREEN COUNTIES WHERE GFS HAS STRONGEST LIFT AND QPF AND WANTED TO GIVE THE NAM AND SREF SOME CREDIBILITY. HEAVY SNOW ACCUMULATION ENOUGH TO SATISFY WARNING CRITERIA WILL REQUIRE HIGH INTENSITY SNOW GIVEN RELATIVELY MILD SFC TEMPS AND TIMING OF HEAVIEST SNOW DURING THE DAY. THIS MAY BE DIFFICULT TO ACHIEVE SO OPTED TO KEEP AND EXPAND WINTER STORM WATCH AND LET NEXT FORECAST PACKAGE MAKE FINAL DECISIONS. && .AVIATION...SFC HI PRESSURE WILL KEEP VFR CONDITIONS OVER THE REGION DURING MOST OF THE THE DAY TODAY. DEVELOPING LOW PRESSURE APPROACHING THE WRN GREAT LAKES WILL SPREAD MVFR CIGS AND RAIN... POSSIBLY MIXED WITH SNOW...INTO SW WI BY LATE THIS AFTERNOON AND ACROSS THER REST OF SRN WI THIS EVENING. IFR CONDITIONS WITH MODERATE...TO AT TIMES HEAVY SNOW ARE EXPECTED TO REACH KMSN BY 03Z AND KMKE AROUND OR AFTER 06Z. && .MKX WATCHES/WARNINGS/ADVISORIES... WINTER STORM WATCH FROM LATE TONIGHT THROUGH WEDNESDAY EVENING FOR WIZ051-052-058>060. WINTER STORM WATCH FROM LATE TONIGHT THROUGH WEDNESDAY AFTERNOON FOR WIZ046-047-056-057-062-063-067-068. && 20/20/09
Hazardous weather outlook, Apr 10, 9:40 AM CDT, 5 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 940 AM CDT TUE APR 10 2007 WIZ046-047-051-052-056>060-062>072-111100- MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- 940 AM CDT TUE APR 10 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL WISCONSIN...SOUTH CENTRAL WISCONSIN AND SOUTHEAST WISCONSIN. .DAY ONE...TODAY AND TONIGHT A WINTER STORM WATCH IS IN EFFECT FOR PORTIONS OF EAST CENTRAL AND SOUTH CENTRAL WISCONSIN FOR LATE TONIGHT INTO WEDNESDAY EVENING. A MIX OF RAIN AND SNOW THIS EVENING ACROSS SOUTHERN WISCONSIN WILL CHANGE OVER TO ALL SNOW OVERNIGHT...AS A POTENT STORM SYSTEM APPROACHES THE WESTERN GREAT LAKES. THE BEST POTENTIAL FOR SNOW ACCUMULATIONS OF 2 TO 3 INCHES IS NORTHWEST OF A LINE FROM DUBUQUE IOWA TO MILWAUKEE. 1 TO 2 INCH AMOUNTS ARE EXPECTED TO THE SOUTHEAST. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY ACCUMULATING SNOW WILL CONTINUE THROUGH THE DAY WEDNESDAY...BEFORE TAPERING OFF FROM WEST TO EAST WEDNESDAY NIGHT. SNOW TOTALS OF 6 INCHES OR MORE ARE POSSIBLE ALONG AND NORTHWEST OF A MONROE... WATERTOWN TO PORT WASHINGTON LINE. AMOUNTS OF 4 TO 6 INCHES ARE EXPECTED TO THE SOUTHEAST OF THIS LINE. MONITOR THE LATEST FORECASTS AND STATEMENTS ON THIS DEVELOPING WEATHER SYSTEM. THE PRECIPITATION TOTALS FROM THIS INITIAL SYSTEM...COMBINED WITH A SECOND STORM SYSTEM THAT MAY PRODUCE EVEN HEAVIER RAIN AND SNOW TOWARDS THE END OF THE WEEK...MAY CAUSE MORE RIVER LEVELS TO RISE TO...OR ABOVE FLOOD STAGE. THERE IS A CHANCE OF THUNDERSTORMS FRIDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SNOW REPORTS TONIGHT AND WEDNESDAY WOULD BE APPRECIATED. LMZ643>646-665-111100- SHEBOYGAN TO PORT WASHINGTON- PORT WASHINGTON TO NORTH POINT LIGHTHOUSE- NORTH POINT LIGHTHOUSE TO WIND POINT- WIND POINT TO WINTHROP HARBOR ILLINOIS- WISCONSIN ADJACENT OPEN WATERS OF LAKE MICHIGAN TO MID LAKE- 940 AM CDT TUE APR 10 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE MICHIGAN. .DAY ONE...TODAY AND TONIGHT A SMALL CRAFT ADVISORY IS IN EFFECT TONIGHT. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY A SMALL CRAFT ADVISORY IS IN EFFECT THROUGH THURSDAY AFTERNOON. CONDITIONS MAY REACH SMALL CRAFT ADVISORY CRITERIA FRIDAY NIGHT THROUGH SUNDAY. COLLAR WWW.WEATHER.GOV/MKX
Nearby
Winter Storm Warnings in Wisconsin, 2007Every winter storm warning in 2007
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.