Brockmeier School, IL Weather Forecast & Current Conditions

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Brockmeier School Weather Map
UTC Time: 9/16/2026, 10:24
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Brockmeier School, IL Regional Weather

Expires:202609161100;;540595
ASUS43 KLOT 161012
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT WED SEP 16 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>102-161100-
SOUTHWEST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          PTCLDY    75  72  88 N6        30.19R TC  24           
BELLEVILLE     PTCLDY    77  76  97 W3        30.15R TC  25           
CAHOKIA*       MOCLDY    77  73  87 N9        30.17R TC  25           
SPARTA*        PTCLDY    78  71  79 S6        30.18R HX  81  TC  26   
$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Brockmeier School, IL

Today
Thunderstorms
95°/ 75° 35°/ 24°
50%
Thursday
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
40%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Monday
Thunderstorms
85°/ 65° 29°/ 18°
30%
Tuesday
Rain Showers
82°28°
20%

Day: Mostly sunny. A chance of showers and thunderstorms, mainly this morning. Highs in the mid 90s. East winds around 5 mph, becoming southwest this afternoon. Chance of rain 50 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Saint Clair, IL

Today
Thunderstorms
95°/ 75° 35°/ 24°
50%
Thursday
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
40%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Monday
Thunderstorms
85°/ 65° 29°/ 18°
30%
Tuesday
Rain Showers
82°28°
20%

Day: Mostly sunny. A chance of showers and thunderstorms, mainly this morning. Highs in the mid 90s. East winds around 5 mph, becoming southwest this afternoon. Chance of rain 50 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Saint Louis, MO

Today
Thunderstorms
95°/ 75° 35°/ 24°
50%
Thursday
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
40%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Monday
Thunderstorms
85°/ 65° 29°/ 18°
30%
Tuesday
Rain Showers
82°28°
20%

Day: Mostly sunny. A chance of showers and thunderstorms, mainly this morning. Highs in the mid 90s. East winds around 5 mph, becoming southwest this afternoon. Chance of rain 50 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Saint Charles, MO

Today
Thunderstorms
95°/ 75° 35°/ 24°
50%
Thursday
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
40%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Monday
Thunderstorms
85°/ 65° 29°/ 18°
30%
Tuesday
Rain Showers
82°28°
20%

Day: Mostly sunny. A chance of showers and thunderstorms, mainly this morning. Highs in the mid 90s. East winds around 5 mph, becoming southwest this afternoon. Chance of rain 50 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Saint Louis City, MO

Today
Thunderstorms
95°/ 75° 35°/ 24°
50%
Thursday
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
40%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Monday
Thunderstorms
85°/ 65° 29°/ 18°
30%
Tuesday
Rain Showers
82°28°
20%

Day: Mostly sunny. A chance of showers and thunderstorms, mainly this morning. Highs in the mid 90s. East winds around 5 mph, becoming southwest this afternoon. Chance of rain 50 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Greene, IL

Today
Thunderstorms
92°/ 72° 33°/ 22°
70%
Thursday
Thunderstorms
95°/ 70° 35°/ 21°
20%
Friday
Thunderstorms
92°/ 72° 33°/ 22°
20%
Saturday
Sunny
95°/ 68° 35°/ 20°
50%
Sunday
Thunderstorms
88°31°
50%
Sun Night-Mon
Thunderstorms
65°18°
40%
Mon Night
Rain Showers
62°17°
30%
Tuesday
Rain Showers
80°27°
20%

Day: Mostly cloudy with showers and thunderstorms likely this morning, then mostly sunny with a slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. East winds around 5 mph. Chance of rain 70 percent. Heat index values up to 102.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 20 percent.

Clinton, IL

Today
Thunderstorms
95°/ 75° 35°/ 24°
30%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
20%
Sun Night
Rain Showers
68°20°
20%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Rain Showers
85°29°
20%

Day: Mostly sunny. A chance of showers and thunderstorms, mainly this morning. Hot with highs in the mid 90s. Southeast winds around 5 mph, becoming southwest around 5 mph this afternoon. Chance of rain 30 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Bond, IL

Today
Thunderstorms
95°/ 75° 35°/ 24°
40%
Thursday
Thunderstorms
95°/ 72° 35°/ 22°
20%
Friday
Sunny
92°/ 72° 33°/ 22°
0%
Saturday
Sunny
95°/ 72° 35°/ 22°
30%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
20%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
30%
Tuesday
Rain Showers
82°28°
20%

Day: Mostly cloudy with a chance of showers and thunderstorms this morning, then mostly sunny with a slight chance of showers and thunderstorms this afternoon. Highs in the mid 90s. East winds around 5 mph, becoming southwest around 5 mph this afternoon. Chance of rain 40 percent. Heat index values up to 105.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Monroe, IL

Today
Thunderstorms
95°/ 75° 35°/ 24°
30%
Thursday
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Sat Night
Thunderstorms
72°22°
20%
Sunday
Rain Showers
95°/ 68° 35°/ 20°
30%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
40%
Tuesday
Rain Showers
82°28°
30%

Day: Mostly sunny with a slight chance of showers and thunderstorms. Hot with highs in the mid 90s. East winds around 5 mph, becoming southwest around 5 mph this afternoon. Chance of rain 20 percent. Heat index values up to 107.

Night: Mostly cloudy with a chance of thunderstorms with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph. Chance of rain 30 percent. Heat index values up to 103 early in the evening.

Montgomery, IL

Today
Thunderstorms
92°/ 72° 33°/ 22°
50%
Thursday
Thunderstorms
95°/ 70° 35°/ 21°
20%
Friday
Thunderstorms
92°/ 70° 33°/ 21°
20%
Saturday
Sunny
95°/ 70° 35°/ 21°
50%
Sunday
Thunderstorms
90°/ 65° 32°/ 18°
50%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
30%
Tuesday
Rain Showers
82°28°
20%

Day: Mostly cloudy with a chance of showers and thunderstorms this morning, then mostly sunny with a slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. East winds around 5 mph, becoming southwest this afternoon. Chance of rain 50 percent. Heat index values up to 102.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. East winds around 5 mph, becoming south after midnight. Chance of rain 20 percent. Heat index values up to 100 early in the evening.

Monroe, MO

Today
Thunderstorms
95°/ 75° 35°/ 24°
30%
Thursday
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Sat Night
Thunderstorms
72°22°
20%
Sunday
Rain Showers
95°/ 68° 35°/ 20°
30%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
40%
Tuesday
Rain Showers
82°28°
30%

Day: Mostly sunny with a slight chance of showers and thunderstorms. Hot with highs in the mid 90s. East winds around 5 mph, becoming southwest around 5 mph this afternoon. Chance of rain 20 percent. Heat index values up to 107.

Night: Mostly cloudy with a chance of thunderstorms with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph. Chance of rain 30 percent. Heat index values up to 103 early in the evening.

Washington, IL

Today
Thunderstorms
95°/ 75° 35°/ 24°
30%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
20%
Sun Night
Rain Showers
68°20°
20%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Rain Showers
85°29°
20%

Day: Mostly sunny. A chance of showers and thunderstorms, mainly this morning. Hot with highs in the mid 90s. Southeast winds around 5 mph, becoming southwest around 5 mph this afternoon. Chance of rain 30 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Randolph, IL

Today
Thunderstorms
95°/ 75° 35°/ 24°
20%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
20%
Sun-Sun Night
Rain Showers
95°35°
20%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
30%
Tuesday
Rain Showers
85°29°
30%

Day: Mostly sunny with a slight chance of showers and thunderstorms. Hot with highs in the mid 90s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 106.

Night: Partly cloudy in the evening, then clearing. Lows in the mid 70s. South winds around 5 mph. Heat index values up to 101 early in the evening.

Montgomery, MO

Today
Thunderstorms
92°/ 72° 33°/ 22°
50%
Thursday
Thunderstorms
95°/ 70° 35°/ 21°
20%
Friday
Sunny
92°/ 72° 33°/ 22°
0%
Saturday
Sunny
95°/ 68° 35°/ 20°
50%
Sunday
Thunderstorms
88°31°
50%
Sun Night-Mon
Thunderstorms
65°18°
40%
Mon Night
Rain Showers
62°17°
40%
Tuesday
Rain Showers
78°26°
20%

Day: Mostly cloudy with a chance of showers and thunderstorms this morning, then mostly sunny with a slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. East winds around 5 mph. Chance of rain 50 percent. Heat index values up to 104 this afternoon.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 101 early in the evening.

Franklin, MO

Today
Thunderstorms
92°/ 75° 33°/ 24°
40%
Thursday
Thunderstorms
95°/ 72° 35°/ 22°
30%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
95°/ 70° 35°/ 21°
20%
Sunday
Rain Showers
92°/ 65° 33°/ 18°
40%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
40%
Tuesday
Rain Showers
80°27°
30%

Day: Mostly sunny with a slight chance of showers. A slight chance of thunderstorms this morning, then a chance of thunderstorms this afternoon. Highs in the lower 90s. Southeast winds around 5 mph, becoming southwest this afternoon. Chance of rain 40 percent. Heat index values up to 104.

Night: Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph. Chance of rain 30 percent. Heat index values up to 100 early in the evening.

Fayette, IL

Today
Thunderstorms
92°/ 72° 33°/ 22°
50%
Thursday
Thunderstorms
95°/ 70° 35°/ 21°
20%
Friday
Thunderstorms
92°/ 70° 33°/ 21°
20%
Saturday
Sunny
95°/ 70° 35°/ 21°
50%
Sunday
Thunderstorms
90°/ 65° 32°/ 18°
50%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
30%
Tuesday
Rain Showers
82°28°
20%

Day: Mostly cloudy with a chance of showers and thunderstorms this morning, then mostly sunny with a slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. East winds around 5 mph, becoming southwest this afternoon. Chance of rain 50 percent. Heat index values up to 102.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. East winds around 5 mph, becoming south after midnight. Chance of rain 20 percent. Heat index values up to 100 early in the evening.

Marion, IL

Today
Thunderstorms
95°/ 75° 35°/ 24°
30%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Sunny
98°/ 72° 37°/ 22°
20%
Sun Night
Rain Showers
68°20°
20%
Monday
Thunderstorms
88°/ 65° 31°/ 18°
30%
Tuesday
Rain Showers
85°29°
20%

Day: Mostly sunny. A chance of showers and thunderstorms, mainly this morning. Hot with highs in the mid 90s. Southeast winds around 5 mph, becoming southwest around 5 mph this afternoon. Chance of rain 30 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Perry, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Saturday
Cloudy
98°37°
0%
Sun Night
Cloudy
98°37°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
30%
Tuesday
Rain Showers
85°29°
30%

Day: Mostly sunny. Hot with highs in the upper 90s. South winds around 5 mph. Highest heat index readings heat index readings up to 106 this afternoon.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. South winds around 5 mph.

Christian, IL

Today
Thunderstorms
92°/ 72° 33°/ 22°
60%
Thursday
Rain Showers
92°/ 68° 33°/ 20°
20%
Friday
Sunny
92°/ 70° 33°/ 21°
0%
Sat Night
Thunderstorms
68°20°
60%
Sunday
Rain Showers
88°31°
50%
Sun Night-Mon
Rain Showers
65°18°
40%
Mon Night
Rain Showers
62°17°
30%
Tuesday
Sunny
80°27°
0%

Day: Mostly cloudy with showers likely with a chance of thunderstorms this morning, then partly sunny this afternoon. Highs in the lower 90s. East winds around 5 mph, becoming southeast this afternoon. Chance of rain 60 percent. Heat index values up to 102.

Night: Partly cloudy. Humid with lows in the lower 70s. East winds around 5 mph, becoming south after midnight.

Sangamon, IL

Today
Thunderstorms
92°/ 72° 33°/ 22°
70%
Thursday
Thunderstorms
92°/ 68° 33°/ 20°
20%
Friday
Sunny
92°/ 72° 33°/ 22°
0%
Saturday
Partly Cloudy
95°/ 68° 35°/ 20°
70%
Sunday
Rain Showers
85°29°
50%
Sun Night-Mon
Rain Showers
65°18°
40%
Mon Night-Tue
Cloudy
62°17°
0%

Day: Mostly cloudy this morning, then becoming partly sunny. A slight chance of thunderstorms. Showers likely, mainly this morning. Highs in the lower 90s. East winds around 5 mph. Chance of rain 70 percent. Heat index values up to 101 this afternoon.

Night: Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the lower 70s. East winds around 5 mph, becoming south around 5 mph after midnight.

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