Stillwater, OK Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Stillwater, OK.

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Current Conditions — Stillwater, OK

STILLWATER (KSWO)

Cloudy

66.2 F
Humidity:%
Wind Speed:S 15.0 mph
Barometer:29.97 in
Dewpoint: F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 22 2026, 02:10 PM CDT
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5-Day Forecast — Stillwater, OK

Wednesday

High 73 °F
Overcast
Wednesday
Night
Low 64 °F
Overcast
Thursday

High 80 °F
Isolated T-storm
Thursday
Night
Low 60 °F
Chance of Scattered T-storms
Friday

High 82 °F
Partly Sunny
Friday
Night
Low 55 °F
Mostly Clear
Saturday

High 82 °F
Chance of T-storms
Saturday
Night
Low 60 °F
Chance of T-storms
Sunday

High 86 °F
Chance of Scattered T-storms

Detailed Forecast — Stillwater, OK

Wednesday
Overcast. High near 73°F. Wind 13 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Overcast. Low around 64°F. Wind 13 to 15 mph, with gusts as high as 23 mph.
Thursday
Isolated T-storm. High near 80°F. Wind 17 to 23 mph, with gusts as high as 35 mph.
Thursday Night
Chance of Scattered Thunderstorms. Low around 60°F. Wind 9 to 20 mph, with gusts as high as 30 mph.
Friday
Partly Sunny. High near 82°F. Wind 8 to 10 mph, with gusts as high as 16 mph.
Friday Night
Mostly Clear. Low around 55°F. Wind around 6 mph, with gusts as high as 9 mph.
Saturday
Chance of Thunderstorms. High near 82°F. Wind 9 to 12 mph, with gusts as high as 17 mph.
Saturday Night
Chance of Thunderstorms. Low around 60°F. Wind around 8 mph, with gusts as high as 14 mph.
Sunday
Chance of Scattered Thunderstorms. High near 86°F. Wind 17 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Slight Chance of Showers. Low around 60°F. Wind around 13 mph, with gusts as high as 21 mph.
Monday
Sunny. High near 82°F. Wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly Clear. Low around 50°F. Wind around 5 mph, with gusts as high as 8 mph.
Tuesday
Partly Sunny. High near 78°F. Wind 7 to 8 mph, with gusts as high as 14 mph.
OK Radar
Current Radar • OK
Day 1 Outlook • April 22, 2026

Observation History — Stillwater, OK

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
02:10 PM CDT S 15.0 10.00 Cloudy -- 66.2 % NA NA 29.97 1014.9
02:05 PM CDT 10.00 Cloudy -- 66.2 % NA NA 29.97 1014.9
02:00 PM CDT 10.00 Cloudy -- 66.2 % NA NA 29.97 1014.9
01:35 PM CDT S 15.0 10.00 Cloudy -- 64.4 % NA NA 29.98 1015.2
01:10 PM CDT 15.0 10.00 Cloudy -- 64.4 % NA NA 29.99 1015.6
01:00 PM CDT 15.0 10.00 Cloudy -- 64.4 % NA NA 30.00 1015.9
12:53 PM CDT 13.9 10.00 Cloudy -- 64.0 % NA NA 30.00 1015.9
12:35 PM CDT S 11.5 10.00 Cloudy -- 62.6 % NA NA 30.01 1016.3
12:20 PM CDT S 15.0 10.00 Cloudy -- 62.6 % NA NA 30.02 1016.6
12:10 PM CDT S 17.3 10.00 Cloudy -- 62.6 % NA NA 30.02 1016.6
11:53 AM CDT S 15.0 G 23.0 10.00 Cloudy -- 62.1 % NA NA 30.03 1016.9
11:40 AM CDT S 16.1 10.00 Cloudy -- 62.6 % NA NA 30.03 1016.9
11:25 AM CDT 16.1 10.00 Cloudy -- 62.6 % NA NA 30.03 1016.9
11:15 AM CDT S 16.1 10.00 Cloudy -- 62.6 % NA NA 30.03 1016.9
11:05 AM CDT 10.00 Cloudy -- 62.6 % NA NA 30.04 1017.3
10:30 AM CDT S 16.1 10.00 Cloudy -- 60.8 % NA NA 30.03 1016.9
10:25 AM CDT 10.00 Cloudy -- 60.8 % NA NA 30.03 1016.9
10:15 AM CDT S 16.1 10.00 Cloudy -- 60.8 % NA NA 30.03 1016.9
10:00 AM CDT S 13.8 10.00 Cloudy -- 60.8 % NA NA 30.03 1016.9
09:45 AM CDT S 15.0 10.00 Cloudy -- 60.8 % NA NA 30.03 1016.9
09:30 AM CDT S 12.7 8.00 Cloudy -- 60.8 % NA NA 30.03 1016.9
09:10 AM CDT S 11.5 10.00 Cloudy -- 60.8 % NA NA 30.04 1017.3
08:55 AM CDT S 12.7 8.00 Cloudy -- 59.0 % NA NA 30.04 1017.3
08:53 AM CDT S 12.8 8.00 Cloudy -- 59.0 % NA NA 30.04 1017.3

Regional Weather Observation

STILLWATER (KSWO)

Cloudy
66.2 F

PONCA CITY (KPNC)

Cloudy and Windy
66.2 F

ENID/WOODRING (KWDG)

Cloudy
69.8 F

BLACKWELL (KBKN)

Cloudy
69.8 F

ENID/VANCE AFB (KEND)

Mostly Cloudy
69.1 F

GUTHRIE (KGOK)

Cloudy
68.0 F
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