Grimes, OK Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Grimes, OK in one place.
A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms between 1am and 4am. Mostly cloudy, with a low around 70. North wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Grimes, 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 16, 2026 2:10 AM CDT.
The active forecast window currently covers Sep 16 to Sep 22, 2026 for Grimes, OK.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 2:10 AM CDT
- Forecast office
- OUN
- Source
- NOAA / NWS
Daily Outlook
This Week in Grimes
Wednesday looks like the warmest upcoming period in Grimes at 98 degrees F.
Monday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Friday at about 7 to 15 mph SSW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 2:10 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- OUN
- Radar station
- KFDR
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny, with a high near 98. Heat index values as high as 97. Southeast wind 5 to 14 mph, with gusts as high as 21 mph.
Clear, with a low around 72. South southeast wind 7 to 14 mph, with gusts as high as 21 mph.
Sunny, with a high near 97. Heat index values as high as 97. South wind 6 to 12 mph.
Mostly clear, with a low around 72. South wind 7 to 12 mph.
Sunny, with a high near 97.
Mostly clear, with a low around 73.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
A chance of rain showers. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
A chance of rain showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
A chance of rain showers. Mostly sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Sep 16
|
Chance Showers And Thunderstorms
|
70°F |
6 mph
N
|
|
Wednesday
Sep 16
|
Sunny
|
98°F |
5 to 14 mph
SE
|
|
Wednesday Night
Sep 16
|
Clear
|
72°F |
7 to 14 mph
SSE
|
|
Thursday
Sep 17
|
Sunny
|
97°F |
6 to 12 mph
S
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
72°F |
7 to 12 mph
S
|
|
Friday
Sep 18
|
Sunny
|
97°F |
7 to 15 mph
SSW
|
|
Friday Night
Sep 18
|
Mostly Clear
|
73°F |
12 to 15 mph
S
|
|
Saturday
Sep 19
|
Sunny then Slight Chance Showers And Thunderstorms
|
98°F |
10 to 15 mph
SSW
|
|
Saturday Night
Sep 19
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
69°F |
7 to 14 mph
S
|
|
Sunday
Sep 20
|
Chance Showers And Thunderstorms
|
89°F |
6 to 10 mph
WNW
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
62°F |
6 to 9 mph
NNE
|
|
Monday
Sep 21
|
Chance Rain Showers
|
84°F |
10 mph
NE
|
|
Monday Night
Sep 21
|
Chance Rain Showers
|
61°F |
5 to 10 mph
E
|
|
Tuesday
Sep 22
|
Chance Rain Showers
|
83°F |
5 to 8 mph
ESE
|
Nearby Forecasts
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