Mascoutah Lake, IL Weather Maps °F °C°F °C Illinois Map Options Temperatures Weather Dew Point Wind Speeds Barometric Pressure Heat Index Wind Chill Temperatures Weather Dew Point Wind Speeds Barometric Pressure Heat Index Wind Chill Humidity UTC Time: 8/3/2026, 20:56 Your Time: Mascoutah Lake, Illinois Hour by Hour Forcast Aeronautical Observation: Automated synoptic observations via NWS Gateway. Auto-refresh in: 5:02 Mascoutah Lake, IL Regional Weather Expires:202608032100;;571279 ASUS43 KLOT 032012 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 300 PM CDT MON AUG 03 2026 NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY. * THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT REPORT WEATHER SUCH AS PRECIPITATION OR FOG. ILZ079-100>102-032100- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ALTON MOSUNNY 84 64 51 E5 29.98S HX 86 TC 29 BELLEVILLE MOSUNNY 85 69 59 N5 29.94F HX 89 TC 29 CAHOKIA* MOSUNNY 84 64 50 CALM 29.96F HX 85 TC 29 $$ SKY/WX - Weather TMP - Temperature DP - Dew Point RH - HumidityWIND - Wind Direction/Speed PRES - Barometric Pressure VSB - VisibilityWCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph Illinois Weather Map Illinois Wind Speeds Map Illinois Humidity Map Illinois Barometric Pressure Map
Mascoutah Lake Radar Loop Use the map search tool if you want to place a location marker on the radar map...