Foster, OH Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Foster, OH in one place.
A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Foster, OH 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 14, 2026 7:52 AM EDT.
The active forecast window currently covers Sep 16 to Sep 20, 2026 for Foster, OH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 20, 2026
- Latest sync
- Sep 14, 2026 7:52 AM EDT
- Forecast office
- ILN
- Source
- NOAA / NWS
Daily Outlook
This Week in Foster
Wednesday looks like the warmest upcoming period in Foster at 91 degrees F.
Friday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Sunday at about 6 to 10 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 7:52 AM EDT
- Coverage
- 5 days
- Time zone
- America/New_York
- Forecast office
- ILN
- Radar station
- KILN
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 2am. Partly cloudy, with a low around 71.
Mostly sunny, with a high near 91.
A slight chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 70.
A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 86.
A slight chance of rain showers before 8pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
91°F |
0 to 3 mph
S
|
|
Wednesday Night
Sep 16
|
Slight Chance Showers And Thunderstorms
|
71°F |
2 mph
SE
|
|
Thursday
Sep 17
|
Mostly Sunny
|
91°F |
1 to 7 mph
SW
|
|
Thursday Night
Sep 17
|
Slight Chance Showers And Thunderstorms
|
70°F |
1 to 5 mph
NE
|
|
Friday
Sep 18
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
86°F |
2 to 7 mph
NE
|
|
Friday Night
Sep 18
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
66°F |
6 mph
E
|
|
Saturday
Sep 19
|
Mostly Sunny then Slight Chance Rain Showers
|
86°F |
3 to 8 mph
S
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms
|
67°F |
6 mph
S
|
|
Sunday
Sep 20
|
Chance Rain Showers
|
83°F |
6 to 10 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Foster.