Emerson City, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Emerson City, IL in one place.
Sunny. High near 99, with temperatures falling to around 96 in the afternoon. Heat index values as high as 106. South southwest wind around 9 mph.
Local Weather Overview
This forecast page for Emerson City, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 5:15 PM CDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Emerson City, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 5:15 PM CDT
- Forecast office
- PAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Emerson City
This Afternoon looks like the warmest upcoming period in Emerson City at 99 degrees F.
Monday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Saturday at about 5 to 10 mph SW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 5:15 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- PAH
- Radar station
- KVWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 73. South wind 2 to 8 mph.
A slight chance of rain showers between 2pm and 5pm. Mostly sunny. High near 99, with temperatures falling to around 96 in the afternoon. Heat index values as high as 105. South southwest wind 2 to 7 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 74. South wind 1 to 5 mph.
Sunny, with a high near 99. West southwest wind 2 to 7 mph.
Mostly clear, with a low around 73. South wind around 2 mph.
Sunny, with a high near 97. South southeast wind around 3 mph.
Mostly clear, with a low around 72. South wind around 3 mph.
Sunny, with a high near 98. Southwest wind 5 to 10 mph.
Partly cloudy, with a low around 72. South southwest wind 3 to 7 mph.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. West wind 3 to 10 mph.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. West southwest wind 5 to 8 mph.
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 87. West northwest wind 5 to 10 mph.
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64. North wind 5 to 10 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Sep 15
|
Sunny
|
99°F |
9 mph
SSW
|
|
Tonight
Sep 15
|
Mostly Clear
|
73°F |
2 to 8 mph
S
|
|
Wednesday
Sep 16
|
Mostly Sunny then Slight Chance Rain Showers
|
99°F |
2 to 7 mph
SSW
|
|
Wednesday Night
Sep 16
|
Partly Cloudy
|
74°F |
1 to 5 mph
S
|
|
Thursday
Sep 17
|
Sunny
|
99°F |
2 to 7 mph
WSW
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
73°F |
2 mph
S
|
|
Friday
Sep 18
|
Sunny
|
97°F |
3 mph
SSE
|
|
Friday Night
Sep 18
|
Mostly Clear
|
72°F |
3 mph
S
|
|
Saturday
Sep 19
|
Sunny
|
98°F |
5 to 10 mph
SW
|
|
Saturday Night
Sep 19
|
Partly Cloudy
|
72°F |
3 to 7 mph
SSW
|
|
Sunday
Sep 20
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
95°F |
3 to 10 mph
W
|
|
Sunday Night
Sep 20
|
Slight Chance Showers And Thunderstorms
|
69°F |
5 to 8 mph
WSW
|
|
Monday
Sep 21
|
Slight Chance Showers And Thunderstorms
|
87°F |
5 to 10 mph
WNW
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
64°F |
5 to 10 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Emerson City.