Massac County, IL Weather Forecast
County weather hub
Mostly Sunny then Slight Chance Showers And Thunderstorms
Compare major city weather across Massac County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Southeast wind around 3 mph. Chance of precipitation is 20%.
County Weather Overview
This county weather page brings together forecast coverage for Massac County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Massac County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 11 to Apr 16, 2026
- Latest sync
- Apr 10, 2026 3:57 AM CDT
- Forecast office
- PAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Massac County
Tuesday looks like the warmest upcoming period in Massac County at 87 degrees F.
Saturday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Sunday at about 3 to 14 mph SSW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 10, 2026 3:57 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- PAH
- Radar station
- KPAH
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 61. South southeast wind around 3 mph. Chance of precipitation is 20%.
Partly sunny, with a high near 83. South southwest wind 3 to 14 mph, with gusts as high as 25 mph.
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. South southwest wind around 10 mph, with gusts as high as 21 mph.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind around 13 mph, with gusts as high as 23 mph.
A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 68. South southwest wind around 9 mph, with gusts as high as 20 mph.
Partly sunny, with a high near 87. South southwest wind 8 to 13 mph, with gusts as high as 23 mph.
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. South southwest wind around 9 mph, with gusts as high as 20 mph.
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. South southwest wind 5 to 8 mph.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. South southwest wind 5 to 9 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 11
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
81°F |
3 mph
SE
|
|
Saturday Night
Apr 11
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
61°F |
3 mph
SSE
|
|
Sunday
Apr 12
|
Partly Sunny
|
83°F |
3 to 14 mph
SSW
|
|
Sunday Night
Apr 12
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
67°F |
10 mph
SSW
|
|
Monday
Apr 13
|
Chance Showers And Thunderstorms
|
83°F |
13 mph
SSW
|
|
Monday Night
Apr 13
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
68°F |
9 mph
SSW
|
|
Tuesday
Apr 14
|
Partly Sunny
|
87°F |
8 to 13 mph
SSW
|
|
Tuesday Night
Apr 14
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
70°F |
9 mph
SSW
|
|
Wednesday
Apr 15
|
Chance Showers And Thunderstorms
|
86°F |
8 to 13 mph
SW
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
64°F |
5 to 8 mph
SSW
|
|
Thursday
Apr 16
|
Chance Showers And Thunderstorms
|
82°F |
5 to 9 mph
SSW
|
Major City Forecasts
Live forecast snapshots for major cities across Massac County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Massac County.
Largest mapped city population in this region: 5,885.
