Heman, OK Weather Forecast
Local 7-day forecast
Sunny then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Heman, OK in one place.
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 100. Heat index values as high as 103. South southwest wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Heman, OK 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 2:40 PM CDT.
The active forecast window currently covers Sep 15 to Sep 20, 2026 for Heman, OK.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 20, 2026
- Latest sync
- Sep 14, 2026 2:40 PM CDT
- Forecast office
- OUN
- Source
- NOAA / NWS
Daily Outlook
This Week in Heman
Tuesday looks like the warmest upcoming period in Heman at 100 degrees F.
Sunday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Tuesday at about 13 to 18 mph SSW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 2:40 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- OUN
- Radar station
- KVNX
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. Partly cloudy, with a low around 70. Heat index values as high as 99. Northeast wind 3 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 98. South southwest wind 3 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Mostly clear, with a low around 75.
Sunny, with a high near 98.
Mostly clear, with a low around 73.
Sunny, with a high near 96.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Sep 15
|
Sunny then Chance Showers And Thunderstorms
|
100°F |
13 to 18 mph
SSW
|
|
Tuesday Night
Sep 15
|
Chance Showers And Thunderstorms
|
70°F |
3 to 13 mph
NE
|
|
Wednesday
Sep 16
|
Slight Chance Rain Showers then Mostly Sunny
|
98°F |
3 to 14 mph
SSW
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
75°F |
9 to 14 mph
S
|
|
Thursday
Sep 17
|
Sunny
|
98°F |
12 mph
S
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
73°F |
13 mph
S
|
|
Friday
Sep 18
|
Sunny
|
96°F |
12 to 15 mph
SSW
|
|
Friday Night
Sep 18
|
Slight Chance Showers And Thunderstorms
|
71°F |
10 to 15 mph
S
|
|
Saturday
Sep 19
|
Chance Showers And Thunderstorms
|
91°F |
14 mph
SSW
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms
|
65°F |
6 to 13 mph
SW
|
|
Sunday
Sep 20
|
Chance Showers And Thunderstorms
|
85°F |
6 to 9 mph
WSW
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
62°F |
2 to 9 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Heman.