Hazardous Weather Outlook 11:06:43.3960297

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

WEATHER HAZARDS EXPECTED:

THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:

WIND GUSTS TO 60 MPH.
LOCALLY HEAVY DOWNPOURS.
SMALL HAIL.

AREAS AFFECTED AND TIMING:

LATE THIS AFTERNOON INTO THE EVENING ALONG AND NORTH OF
INTERSTATE 88. THERE IS A CHANCE SOME THUNDERSTORM ACTIVITY MAY
SPREAD SOUTH TO THE INTERSTATE 80 CORRIDOR OVERNIGHT.

DISCUSSION:

WITH A WARM AND MOIST AIR MASS REMAINING OVERHEAD...INSTABILITY
WILL INCREASE TODAY...ESPECIALLY ACROSS NORTHERN ILLINOIS. THIS
MOISTURE AND INSTABILITY WILL COINCIDE WITH AN APPROACHING COLD
FRONT MOVING IN FROM THE NORTH AND HELP FOR SCATTERED
THUNDERSTORM DEVELOPMENT THIS AFTERNOON. ALTHOUGH WINDS ALOFT
ARE FORECAST TO REMAIN RATHER WEAK...THIS FRONT WILL BE MOVING
THROUGH A HIGH MOISTURE CONTENT AND UNSTABLE AIR MASS WHICH
COULD PROVIDE FOR ISOLATED STRONGER DEVELOPMENT.

HEAT INDEX VALUES APPROACHING 105 DEGREES WILL BE POSSIBLE THIS
AFTERNOON FROM AREAS SOUTH OF A LINE FROM PONTIAC IN ILLINOIS EAST
TO REMINGTON IN INDIANA.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

THUNDERSTORMS WILL ONCE AGAIN BE POSSIBLE SATURDAY INTO SATURDAY
NIGHT FOR THE ENTIRE OUTLOOK AREA. AS A COLD FRONT PUSHES THROUGH
THE AREA WITH STRONGER FLOW ALOFT APPROACHING...A HIGHER CHANCE
FOR LARGE HAIL AND STRONG DAMAGING WIND GUSTS WILL BE POSSIBLE.

THERE WILL BE AN INCREASED RISK OF RIP CURRENTS SUNDAY THROUGH
MONDAY ALONG BOTH THE ILLINOIS AND INDIANA SHORES OF LAKE
MICHIGAN.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY THROUGH TONIGHT.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO
WEBPAGE: WEATHER.GOV/CHICAGO

Hazardous Weather Outlook 11:03:29.3941091

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

WEATHER HAZARDS EXPECTED:

THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:

WIND GUSTS APPROACHING SEVERE LIMITS.
LOCALLY HEAVY DOWNPOURS.
SMALL HAIL.

AREAS AFFECTED AND TIMING:

LATE THIS AFTERNOON INTO THE EVENING ALONG AND NORTH OF
INTERSTATE 88. THERE IS A CHANCE SOME THUNDERSTORM ACTIVITY MAY
SPREAD SOUTH TO THE INTERSTATE 80 CORRIDOR OVERNIGHT.

DISCUSSION:

WITH A WARM AND MOIST AIR MASS REMAINING OVERHEAD...INSTABILITY
WILL INCREASE TODAY...ESPECIALLY ACROSS NORTHERN ILLINOIS. THIS
MOISTURE AND INSTABILITY WILL COINCIDE WITH AN APPROACHING COLD
FRONT MOVING IN FROM THE NORTH AND HELP FOR SCATTERED
THUNDERSTORM DEVELOPMENT THIS AFTERNOON. ALTHOUGH WINDS ALOFT
ARE FORECAST TO REMAIN RATHER WEAK...THIS FRONT WILL BE MOVING
THROUGH A HIGH MOISTURE CONTENT AND UNSTABLE AIR MASS WHICH
COULD PROVIDE FOR ISOLATED STRONGER DEVELOPMENT.

HEAT INDEX VALUES APPROACHING 105 DEGREES WILL BE POSSIBLE THIS
AFTERNOON FROM AREAS SOUTH OF A LINE FROM PONTIAC IN ILLINOIS EAST
TO REMINGTON IN INDIANA.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

THUNDERSTORMS WILL ONCE AGAIN BE POSSIBLE SATURDAY INTO SATURDAY
NIGHT FOR THE ENTIRE OUTLOOK AREA. AS A COLD FRONT PUSHES THROUGH
THE AREA WITH STRONGER FLOW ALOFT APPROACHING...A HIGHER CHANCE
FOR LARGE HAIL AND STRONG DAMAGING WIND GUSTS WILL BE POSSIBLE.

THERE WILL BE AN INCREASED RISK OF RIP CURRENTS SUNDAY THROUGH
MONDAY ALONG BOTH THE ILLINOIS AND INDIANA SHORES OF LAKE
MICHIGAN.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY THROUGH TONIGHT.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO
WEBPAGE: WEATHER.GOV/CHICAGO

Zone Forecast 10:35:09.3772791

.REST OF TODAY...PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. CONTINUED HOT. HIGHS IN THE LOWER 90S. HIGHEST
HEAT INDEX READINGS 95 TO 100 IN THE AFTERNOON. SOUTHWEST WINDS
10 TO 15 MPH.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN SHOWERS AND THUNDERSTORMS LIKELY AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. WEST WINDS AROUND 10 MPH EARLY
IN THE EVENING BECOMING LIGHT AND VARIABLE IN THE LATE EVENING
AND OVERNIGHT. CHANCE OF PRECIPITATION 60 PERCENT.
.SATURDAY...SHOWERS AND THUNDERSTORMS LIKELY. COOLER. HIGHS IN
THE LOWER 80S. LIGHT AND VARIABLE WINDS UNTIL LATE AFTERNOON
BECOMING WEST AROUND 10 MPH LATE IN THE AFTERNOON. CHANCE OF
PRECIPITATION 60 PERCENT.
.SATURDAY NIGHT...PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST WINDS
AROUND 10 MPH.
.SUNDAY...MOSTLY SUNNY. MUCH COOLER. HIGHS IN THE LOWER 70S.
NORTHWEST WINDS 10 TO 15 MPH.
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 40S.
.LABOR DAY...MOSTLY SUNNY. HIGHS IN THE MID 60S.
.MONDAY NIGHT...CLEAR. LOWS IN THE UPPER 40S.
.TUESDAY THROUGH WEDNESDAY...MOSTLY CLEAR. HIGHS IN THE LOWER
70S. LOWS AROUND 50.
.WEDNESDAY NIGHT AND THURSDAY...MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS IN THE MID 70S.

Hazardous Weather Outlook 05:12:17.1854963

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

WEATHER HAZARDS EXPECTED:

THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:

HAIL AND WIND GUSTS APPROACHING SEVERE LIMITS.
LOCALLY HEAVY DOWNPOURS.

AREAS AFFECTED AND TIMING:

LATE THIS AFTERNOON INTO THE EVENING ALONG AND NORTH OF
INTERSTATE 88.

DISCUSSION:

WITH A WARM AND MOIST AIR MASS REMAINING OVERHEAD...INSTABILITY
WILL INCREASE TODAY...ESPECIALLY ACROSS NORTHERN ILLINOIS. THIS
MOISTURE AND INSTABILITY WILL COINCIDE WITH AN APPROACHING COLD
FRONT MOVING IN FROM THE NORTH AND HELP FOR SCATTERED
THUNDERSTORM DEVELOPMENT THIS AFTERNOON. ALTHOUGH WINDS ALOFT
ARE FORECAST TO REMAIN RATHER WEAK...THIS FRONT WILL BE MOVING
THROUGH A HIGH MOISTURE CONTENT AND UNSTABLE AIR MASS WHICH
COULD PROVIDE FOR ISOLATED STRONGER DEVELOPMENT.

HEAT INDEX VALUES AROUND 105 DEGREES WILL BE POSSIBLE THIS
AFTERNOON FROM AREAS NEAR PONTIAC IN ILLINOIS EAST TO REMINGTON IN
INDIANA.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

THUNDERSTORMS WILL ONCE AGAIN BE POSSIBLE SATURDAY INTO SATURDAY
NIGHT FOR THE ENTIRE AREA . AS A COLD FRONT PUSHES THROUGH THE
AREA WITH STRONGER FLOW ALOFT APPROACHING...A HIGHER CHANCE FOR
LARGE HAIL AND STRONG DAMAGING WIND GUSTS WILL BE POSSIBLE.

THERE WILL BE AN INCREASED RISK OF RIP CURRENTS SUNDAY THROUGH
MONDAY ALONG BOTH THE ILLINOIS AND INDIANA SHORES OF LAKE
MICHIGAN.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED LATE THIS AFTERNOON INTO THE EARLY EVENING.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO
WEBPAGE: WEATHER.GOV/CHICAGO

Zone Forecast 04:23:10.1563210

.TODAY...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS DURING THE PREDAWN HOURS. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CONTINUED HOT. HIGHS IN THE LOWER
90S. HIGHEST HEAT INDEX READINGS 95 TO 100 IN THE AFTERNOON.
SOUTHWEST WINDS 10 TO 20 MPH. CHANCE OF PRECIPITATION 30 PERCENT.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN SHOWERS AND THUNDERSTORMS LIKELY AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. WEST WINDS AROUND 10 MPH EARLY
IN THE EVENING BECOMING LIGHT AND VARIABLE IN THE LATE EVENING
AND OVERNIGHT. CHANCE OF PRECIPITATION 60 PERCENT.
.SATURDAY...SHOWERS AND THUNDERSTORMS LIKELY. COOLER. HIGHS IN
THE LOWER 80S. LIGHT AND VARIABLE WINDS UNTIL LATE AFTERNOON
BECOMING WEST AROUND 10 MPH LATE IN THE AFTERNOON. CHANCE OF
PRECIPITATION 60 PERCENT.
.SATURDAY NIGHT...PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST WINDS
AROUND 10 MPH.
.SUNDAY...MOSTLY SUNNY. MUCH COOLER. HIGHS IN THE LOWER 70S.
NORTHWEST WINDS 10 TO 15 MPH.
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 40S.
.LABOR DAY...MOSTLY SUNNY. HIGHS IN THE MID 60S.
.MONDAY NIGHT THROUGH WEDNESDAY...MOSTLY CLEAR. LOWS AROUND 50.
HIGHS IN THE LOWER 70S.
.WEDNESDAY NIGHT AND THURSDAY...MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS IN THE MID 70S.

Short Term Weather 03:23:33.1209087

.NOW...

AT 310 AM CDT...DOPPLER RADAR INDICATED SEVERAL NARROW BANDS OF
ISOLATED SHOWERS AND A FEW THUNDERSTORMS DEVELOPING ACROSS
NORTH CENTRAL AND NORTHEAST ILLINOIS AND SOUTHERN LAKE MICHIGAN. ONE
BAND EXTENDED FROM NEAR WOODSTOCK AND EXTENDED SOUTHWESTWARD
TOWARD KIRKLAND ... ROCHELLE... DIXON AND MOLINE. ANOTHER BAND
EXTENDED FROM GRAND HAVEN MICHIGAN ACROSS LAKE MICHIGAN TOWARD
LINCOLN PARK... CICERO... PLAINFIELD AND TONICA. THESE SHOWERS AND
ISOLATED THUNDERSTORMS WILL MOVE NORTHEASTWARD AT AROUND 20 MPH.
ADDITIONAL SHOWERS AND ISOLATED THUNDERSTORMS WILL CONTINUE TO
DEVELOP THROUGH 4 AM CDT. BRIEF DOWNPOURS AND CLOUD TO GROUND
LIGHTNING WILL OCCUR WITH THE BEST ORGANIZED CELLS.

Zone Forecast 22:03:07.7859313

.REST OF TONIGHT...MOSTLY CLEAR. WARM. LOWS IN THE MID 70S.
SOUTHWEST WINDS AROUND 10 MPH.
.FRIDAY...PARTLY SUNNY. A 40 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CONTINUED HOT. HIGHS IN THE LOWER
90S. PEAK AFTERNOON HEAT INDEX READINGS 95 TO 100. WEST WINDS
10 TO 20 MPH.
.FRIDAY NIGHT...SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE
UPPER 60S. LIGHT AND VARIABLE WINDS. CHANCE OF PRECIPITATION
60 PERCENT.
.SATURDAY...MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY IN
THE MORNING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. COOLER. HIGHS IN THE UPPER 70S. LIGHT AND VARIABLE
WINDS. CHANCE OF PRECIPITATION 60 PERCENT.
.SATURDAY NIGHT...PARTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY
IN THE EVENING. LOWS IN THE UPPER 50S. NORTHWEST WINDS AROUND
10 MPH. CHANCE OF PRECIPITATION 60 PERCENT.
.SUNDAY...MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS AROUND 50.
.LABOR DAY...MOSTLY SUNNY. HIGHS IN THE MID 60S.
.MONDAY NIGHT THROUGH WEDNESDAY...MOSTLY CLEAR. LOWS AROUND 50.
HIGHS IN THE LOWER 70S.
.WEDNESDAY NIGHT AND THURSDAY...MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS IN THE LOWER 70S.