Johnston County, OK Weather Forecast
County weather hub
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Compare major city weather across Johnston County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 60%.
County Weather Overview
This county weather page brings together forecast coverage for Johnston 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 Johnston County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 10 to May 14, 2026
- Latest sync
- May 8, 2026 12:12 AM CDT
- Forecast office
- OUN
- Source
- NOAA / NWS
Daily Outlook
This Week in Johnston County
Wednesday looks like the warmest upcoming period in Johnston County at 87 degrees F.
Sunday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Tuesday at about 5 to 14 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- May 8, 2026 12:12 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- OUN
- Radar station
- KTLX
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 7pm. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
Sunny, with a high near 79.
Clear, with a low around 57.
Sunny, with a high near 86.
A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 65. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am. Sunny, with a high near 87. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 67. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 87.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 10
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
79°F |
2 to 10 mph
NE
|
|
Sunday Night
May 10
|
Chance Showers And Thunderstorms then Partly Cloudy
|
52°F |
5 to 10 mph
NNE
|
|
Monday
May 11
|
Sunny
|
79°F |
6 mph
ENE
|
|
Monday Night
May 11
|
Clear
|
57°F |
5 mph
SE
|
|
Tuesday
May 12
|
Sunny
|
86°F |
5 to 14 mph
S
|
|
Tuesday Night
May 12
|
Slight Chance Showers And Thunderstorms
|
65°F |
3 to 10 mph
SSE
|
|
Wednesday
May 13
|
Slight Chance Showers And Thunderstorms then Sunny
|
87°F |
5 to 10 mph
ESE
|
|
Wednesday Night
May 13
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
67°F |
5 to 10 mph
SE
|
|
Thursday
May 14
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
87°F |
5 to 14 mph
SSE
|
Major City Forecasts
Live forecast snapshots for major cities across Johnston County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Johnston County.
Largest mapped city population in this region: 2,997.
