CHICAGO METROPOLITAN FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1202 PM CDT THU AUG 21 2008
.TODAY...MOSTLY CLOUDY WITH SCATTERED LIGHT SHOWERS AND A SLIGHT
CHANCE OF A THUNDERSTORM. TEMPERATURES NEARLY STEADY IN THE UPPER
70S AND LOWER 80S. EAST WINDS AROUND 10 MPH EARLY IN THE
AFTERNOON BECOMING LIGHT AND VARIABLE LATE IN THE AFTERNOON.
CHANCE OF RAIN 30 PERCENT.
.TONIGHT...CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 60S...EXCEPT IN THE LOWER 70S
DOWNTOWN. SOUTH WINDS 10 TO 15 MPH.
.FRIDAY...CONSIDERABLE CLOUDINESS WITH A 40 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTH WINDS
10 TO 15 MPH.
.FRIDAY NIGHT...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS AROUND 70...EXCEPT IN THE MID 70S
DOWNTOWN. SOUTH WINDS AROUND 10 MPH.
.SATURDAY...CONSIDERABLE CLOUDINESS WITH A 50 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 10 MPH.
.SATURDAY NIGHT...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S.
.SUNDAY...PARTLY SUNNY. HIGHS AROUND 80.
.SUNDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
IN THE UPPER 50S.
.MONDAY THROUGH TUESDAY NIGHT...MOSTLY CLEAR. HIGHS IN THE LOWER
80S. LOWS IN THE LOWER 60S.
.WEDNESDAY...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. HIGHS IN THE LOWER 80S.
$$
WEATHER FACTS
HEAT ADVISORY Heat Index is greater than or equal to 105°F and less than 115°F for less than 3 hours per day. Also, nighttime heat indices should remain above 80°F for at least 2 consecutive days.