Olean, MO Weather Forecast

Local 7-day forecast

89°
F

Mostly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Olean, MO in one place.

Saturday, July 18, 2026
Wind: 5 to 9 mph SW
Saturday

Mostly sunny. High near 89, with temperatures falling to around 86 in the afternoon. Heat index values as high as 95. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Olean, MO 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: Jul 18, 2026 1:38 AM CDT.

The active forecast window currently covers Jul 18 to Jul 24, 2026 for Olean, MO.

Page Snapshot

Page focus
city weather
Forecast window
Jul 18 to Jul 24, 2026
Latest sync
Jul 18, 2026 1:38 AM CDT
Forecast office
SGF
Source
NOAA / NWS
Next High
89°F
Saturday
Next Low
74°F
Saturday Night
Rain Outlook
6
Periods mentioning precipitation
Windiest
5 to 9 mph
Saturday

Daily Outlook

Today
Jul 18
Mostly Sunny
89 °F
/ 74°F
Wind 5 to 9 mph
Sun
Jul 19
Mostly Sunny then Chance Showers And Thunderstorms
92 °F
/ 74°F
Wind 2 mph
Mon
Jul 20
Sunny
95 °F
/ 78°F
Wind 3 mph
Tue
Jul 21
Sunny
95 °F
/ 70°F
Wind 7 mph
Wed
Jul 22
Sunny
87 °F
/ 67°F
Wind 5 mph
Thu
Jul 23
Slight Chance Rain Showers
86 °F
/ 70°F
Wind 3 mph
Fri
Jul 24
Slight Chance Rain Showers
89 °F
Wind 5 mph

This Week in Olean

Monday looks like the warmest upcoming period in Olean at 95 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 67 degrees F.

The strongest winds are forecast for Saturday at about 5 to 9 mph SW.

Precipitation is mentioned in 6 upcoming forecast periods.

Forecast Details

Last updated
Jul 18, 2026 1:38 AM CDT
Coverage
7 days
Time zone
America/Chicago
Forecast office
SGF
Radar station
KSGF

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday Night
Jul 18
74°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
2 to 6 mph SW

A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 74. Heat index values as high as 93. Southwest wind 2 to 6 mph. Chance of precipitation is 20%.

Sunday
Jul 19
92°F
Mostly Sunny then Chance Showers And Thunderstorms
2 mph W

A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 101. West wind around 2 mph. Chance of precipitation is 40%.

Sunday Night
Jul 19
74°F
Chance Showers And Thunderstorms then Mostly Clear
1 mph NW

A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. Northwest wind around 1 mph. Chance of precipitation is 30%.

Monday
Jul 20
95°F
Sunny
3 mph SW

Sunny, with a high near 95.

Monday Night
Jul 20
78°F
Mostly Clear
5 mph SW

Mostly clear, with a low around 78.

Tuesday
Jul 21
95°F
Sunny
7 mph W

Sunny, with a high near 95.

Tuesday Night
Jul 21
70°F
Mostly Clear
2 to 7 mph N

Mostly clear, with a low around 70.

Wednesday
Jul 22
87°F
Sunny
5 mph N

Sunny, with a high near 87.

Wednesday Night
Jul 22
67°F
Partly Cloudy
3 mph E

Partly cloudy, with a low around 67.

Thursday
Jul 23
86°F
Slight Chance Rain Showers
3 mph SE

A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 86.

Thursday Night
Jul 23
70°F
Partly Cloudy then Slight Chance Rain Showers
3 mph SE

A slight chance of rain showers after 1am. Partly cloudy, with a low around 70.

Friday
Jul 24
89°F
Slight Chance Rain Showers
5 mph SE

A slight chance of rain showers before 1pm. Mostly sunny, with a high near 89.

Detailed Forecast

Period Conditions Temp Wind
Saturday
Jul 18
Mostly Sunny
89°F
5 to 9 mph
SW
Saturday Night
Jul 18
Slight Chance Showers And Thunderstorms then Partly Cloudy
74°F
2 to 6 mph
SW
Sunday
Jul 19
Mostly Sunny then Chance Showers And Thunderstorms
92°F
2 mph
W
Sunday Night
Jul 19
Chance Showers And Thunderstorms then Mostly Clear
74°F
1 mph
NW
Monday
Jul 20
Sunny
95°F
3 mph
SW
Monday Night
Jul 20
Mostly Clear
78°F
5 mph
SW
Tuesday
Jul 21
Sunny
95°F
7 mph
W
Tuesday Night
Jul 21
Mostly Clear
70°F
2 to 7 mph
N
Wednesday
Jul 22
Sunny
87°F
5 mph
N
Wednesday Night
Jul 22
Partly Cloudy
67°F
3 mph
E
Thursday
Jul 23
Slight Chance Rain Showers
86°F
3 mph
SE
Thursday Night
Jul 23
Partly Cloudy then Slight Chance Rain Showers
70°F
3 mph
SE
Friday
Jul 24
Slight Chance Rain Showers
89°F
5 mph
SE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.