NWS Hazardous Weather Outlook FLUS43 KLOT 282234 HWOLOT HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 434 PM CST MON JAN 28 2013 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 292245- WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE- DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON- IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON- 434 PM CST MON JAN 28 2013 /534 PM EST MON JAN 28 2013/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS... NORTHEAST ILLINOIS AND NORTHWEST INDIANA. .DAY ONE...TONIGHT. WEATHER HAZARDS EXPECTED: LOCALLY DENSE FOG. SCATTERED THUNDERSTORMS...SOME MAY PRODUCE: HEAVY DOWNPOURS. CLOUD TO GROUND LIGHTNING. AND SMALL HAIL. AREAS AFFECTED AND TIMING: AREAS OF DENSE FOG HAVE SPREAD NORTH THROUGH CENTRAL ILLINOIS AND INDIANA TO JUST NORTH OF THE ILLINOIS AND KANKAKEE RIVER VALLEYS. IT IS POSSIBLE THAT THE DENSE FOG MAY SPREAD NORTH TO THE INTERSTATE 80 CORRIDOR...ESPECIALLY OVER MORE RURAL AREAS. THERE IS A CHANCE THAT THE FOG MAY SPREAD FARTHER NORTH OF I-80 LATER TONIGHT. SCATTERED THUNDERSTORMS WILL LIKELY DEVELOP LATE THIS EVENING AND CONTINUE INTO THE OVERNIGHT HOURS...WITH THE GREATEST COVERAGE OF THUNDERSTORMS IS LIKELY TO BE NORTH OF INTERSTATE 80. DISCUSSION: A WEAK FRONT WILL STALL OUT OVER CENTRAL ILLINOIS AND INDIANA WITH DENSE FOG ALONG AND NORTH OF THE FRONT THROUGH TONIGHT AS WINDS DIMINISH. FOG SHOULD TEND TO DISSIPATE OVERNIGHT AS WARM AIR SURGES NORTH INTO THE REGION AS THE FRONT LIFTS NORTH TONIGHT. ALSO AS THE FRONT LIFTS BACK NORTH TONIGHT...SCATTERED THUNDERSTORMS ARE FORECAST TO DEVELOP. WHILE SEVERE WEATHER APPEARS UNLIKELY OVERNIGHT TONIGHT DUE TO WEAK INSTABILITY...COLD AIR ALOFT COULD ALLOW FOR SOME SMALL HAIL ALONG WITH HEAVY RAIN WITH THE STRONGER STORMS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THUNDERSTORMS ARE POSSIBLE TUESDAY MORNING AND EARLY AFTERNOON BUT WILL BECOME MORE LIKELY BY LATE TUESDAY AFTERNOON AND EVENING. VERY STRONG WINDS ALOFT AND INCREASING MOISTURE NEAR THE SURFACE WILL CREATE AN ENVIRONMENT FAVORABLE FOR SEVERE THUNDERSTORMS SHOULD SUFFICIENT INSTABILITY DEVELOP. THE GREATEST SEVERE THREAT WILL BE FOR STRONG DAMAGING WINDS...BUT AN ISOLATED TORNADO CANNOT BE RULED OUT. WHILE THERE IS A RISK OF SEVERE THUNDERSTORMS...THE GREATER THREAT TO THE REGION WILL BE FROM HEAVY RAINFALL AND FLOODING. WIDESPREAD RAINFALL TOTALS OF ONE TO TWO INCHES APPEAR LIKELY WITH LOCALIZED AMOUNTS IN EXCESS OF THREE INCHES POSSIBLE BY WEDNESDAY MORNING. RAINFALL OF THIS MAGNITUDE WILL LIKELY RESULT IN FLOODING...POTENTIALLY SIGNIFICANT FLOODING. THERE IS A CHANCE OF ACCUMULATING SNOW ON WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO $$ LMZ740>745-292245- WINTHROP HARBOR TO WILMETTE HARBOR- WILMETTE HARBOR TO NORTHERLY ISLAND- NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY- GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY- 434 PM CST MON JAN 28 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. SCATTERED THUNDERSTORMS ARE LIKELY TONIGHT...ESPECIALLY AFTER MIDNIGHT. AREAS OF DENSE FOG ARE EXPECTED. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THUNDERSTORMS ARE LIKELY TUESDAY INTO TUESDAY NIGHT...SOME MAY BE SEVERE WITH WIND GUSTS OVER 50 KNOTS POSSIBLE. AREAS OF DENSE FOG ARE EXPECTED TUESDAY MORNING. STRONG WINDS AND HIGH WAVES WILL LEAD TO HAZARDOUS CONDITIONS FOR SMALL CRAFT FOR THE INDIANA NEARSHORE WATERS ON TUESDAY MORNING THROUGH TUESDAY EVENING. WINDS AND WAVES HAZARDOUS TO SMALL CRAFT ARE LIKELY AGAIN WEDNESDAY THROUGH FRIDAY. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-292245- LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH FOX ISLAND 5 NM OFFSHORE- LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI- LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO MID LAKE- 434 PM CST MON JAN 28 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. SCATTERED THUNDERSTORMS ARE LIKELY TONIGHT...ESPECIALLY AFTER MIDNIGHT OVER THE SOUTHERN PORTIONS OF THE LAKE. AREAS OF DENSE FOG ARE EXPECTED. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THUNDERSTORMS ARE LIKELY TUESDAY INTO TUESDAY NIGHT OVER SOUTHERN PORTIONS OF THE LAKE. SOME MAY BE SEVERE WITH WIND GUSTS OVER 50 KNOTS POSSIBLE. AREAS OF DENSE FOG ARE EXPECTED TUESDAY MORNING. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO $$ KREIN |
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