Mercer County, WV Weather Forecast
County weather hub
Chance Rain Showers then Slight Chance Showers And Thunderstorms
Compare major city weather across Mercer County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain showers between 8am and noon, then a slight chance of showers and thunderstorms between 2pm and 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Southwest wind around 3 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Mercer County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 2 of 2 mapped cities in Mercer County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 15 to Oct 20, 2026
- Latest sync
- Oct 14, 2026 7:19 AM EDT
- Forecast office
- RNK
- Source
- NOAA / NWS
Daily Outlook
This Week in Mercer County
Thursday looks like the warmest upcoming period in Mercer County at 77 degrees F.
Saturday Night is the coolest period ahead with temperatures near 32 degrees F.
The strongest winds are forecast for Friday at about 8 to 17 mph W.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 14, 2026 7:19 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- RNK
- Radar station
- KFCX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63. South wind 2 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Rain showers after 2pm. Mostly sunny, with a high near 73. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
Rain showers before 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 80%.
Mostly sunny, with a high near 50.
Clear, with a low around 32.
Sunny, with a high near 58.
Clear, with a low around 36.
Sunny, with a high near 62.
Partly cloudy, with a low around 44.
Partly sunny, with a high near 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 15
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
77°F |
3 mph
SW
|
|
Thursday Night
Oct 15
|
Chance Showers And Thunderstorms then Partly Cloudy
|
63°F |
2 to 8 mph
S
|
|
Friday
Oct 16
|
Mostly Sunny then Rain Showers
|
73°F |
8 to 17 mph
W
|
|
Friday Night
Oct 16
|
Rain Showers
|
40°F |
17 mph
NW
|
|
Saturday
Oct 17
|
Mostly Sunny
|
50°F |
8 to 15 mph
NW
|
|
Saturday Night
Oct 17
|
Clear
|
32°F |
0 to 6 mph
NE
|
|
Sunday
Oct 18
|
Sunny
|
58°F |
1 to 5 mph
SE
|
|
Sunday Night
Oct 18
|
Clear
|
36°F |
5 mph
SE
|
|
Monday
Oct 19
|
Sunny
|
62°F |
2 mph
SE
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
44°F |
2 mph
SE
|
|
Tuesday
Oct 20
|
Partly Sunny
|
64°F |
1 mph
NW
|
Major City Forecasts
Live forecast snapshots for major cities across Mercer County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Mercer County.
Largest mapped city population in this region: 9,505.
