SAINT JOSEPH, MO 64502 Weather Forecast & Current Conditions

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ST. JOSEPH, MO
Current Weather

8:53 AM CDT SEP 18, 2026
Clear
79°F
Feels Like: 82°F
Dewpoint: 73°F
Rel. Hum.: 82%
Visibility: 8 miles
Wind: SE at 7 mph
Pressure: 30.12 inches
Last 72 hours

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SAINT JOSEPH, MO 64502
Weather Forecast

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REST OF TONIGHT
Partly cloudy. Near steady temperature in the mid 70s. East winds around 5 mph.
FRIDAY
Mostly sunny. Highs around 90. Southeast winds 5 to 10 mph, becoming south with gusts up to 20 mph in the afternoon. Heat index values up to 102 in the afternoon.
FRIDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
SATURDAY
Mostly sunny. Highs in the upper 80s. Southwest winds 5 to 10 mph.
SATURDAY NIGHT
Showers with a chance of thunderstorms. Lows in the mid 60s. North winds around 5 mph. Chance of rain 90 percent.
SUNDAY
Mostly cloudy with a chance of showers. Not as warm with highs in the mid 70s. Chance of rain 50 percent.
SUNDAY NIGHT
Cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent.
MONDAY
Mostly cloudy. A chance of showers in the morning. Highs in the upper 60s. Chance of rain 50 percent.
MONDAY NIGHT THROUGH THURSDAY
Mostly cloudy. Lows in the lower 50s. Highs in the upper 60s.

Visible Weather Satellite
SAINT JOSEPH, MO 64502
Infrared Weather Satellite
SAINT JOSEPH, MO 64502
NEXRAD Weather Radar
SAINT JOSEPH, MO 64502

ST. JOSEPH, MO 3 hourly weather forecast

weather forecast created  7:00 PM CDT  9/17/2026
Friday
18 SEP 2026
SAINT JOSEPH, MO 64502 weather forecast Day 1, 0 hours 1 AM 74° 74° Partly Cloudy 5%

0% Thunder
( 20% severe)
E   6 100% 74°
Low 71° SAINT JOSEPH, MO 64502 weather forecast Day 1, 3 hours 4 AM 73° 73° Mostly Cloudy E   6 100% 73°
High 91° SAINT JOSEPH, MO 64502 weather forecast Day 1, 6 hours 7 AM 72° 72° Mostly Cloudy 5%

0% Thunder
( 10% severe)
ESE   6 100% 72°

Decreasing Clouds



SAINT JOSEPH, MO 64502 weather forecast Day 1, 9 hours 10 AM 80° 85° Partly Cloudy SSE   8 85% 75°
SAINT JOSEPH, MO 64502 weather forecast Day 1, 12 hours 1 PM 87° 95° Clear 1%

0% Thunder
( 7% severe)
S   10 65% 74°
SAINT JOSEPH, MO 64502 weather forecast Day 1, 15 hours 4 PM 89° 98° Clear SSW   12 61% 74°
SAINT JOSEPH, MO 64502 weather forecast Day 1, 18 hours 7 PM 84° 91° Partly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 23% severe)
S   8 72% 74°
SAINT JOSEPH, MO 64502 weather forecast Day 1, 21 hours 10 PM 77° 78° Partly Cloudy S   9 85% 72°
Saturday
19 SEP 2026
SAINT JOSEPH, MO 64502 weather forecast Day 2, 0 hours 1 AM 76° 77° Partly Cloudy 29%
RAIN
<.01 in
0% Thunder
( 34% severe)
S   9 79% 69°
Low 71° SAINT JOSEPH, MO 64502 weather forecast Day 2, 3 hours 4 AM 74° 74° Mostly Cloudy S   9 79% 67°
High 89° SAINT JOSEPH, MO 64502 weather forecast Day 2, 6 hours 7 AM 73° 73° Mostly Cloudy 17%
RAIN
<.01 in
0% Thunder
( 15% severe)
S   8 79% 66°

Mostly Cloudy



SAINT JOSEPH, MO 64502 weather forecast Day 2, 9 hours 10 AM 79° 82° Mostly Cloudy SW   8 74% 70°
SAINT JOSEPH, MO 64502 weather forecast Day 2, 12 hours 1 PM 85° 91° Partly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 26% severe)
SW   10 65% 72°
SAINT JOSEPH, MO 64502 weather forecast Day 2, 15 hours 4 PM 87° 94° Partly Cloudy SW   8 63% 73°
SAINT JOSEPH, MO 64502 weather forecast Day 2, 18 hours 7 PM 81° 86° Partly Cloudy 53%
RAIN
***
0% Thunder
( 36% severe)
NNE   7 77% 73°
SAINT JOSEPH, MO 64502 weather forecast Day 2, 21 hours 10 PM 73° 73° Mostly Cloudy NNW   6 100% 73°

ST. JOSEPH, MO extended weather forecast

Sunday
20 SEP 2026
Monday
21 SEP 2026
Tuesday
22 SEP 2026
Wednesday
23 SEP 2026
Thursday
24 SEP 2026
Low 61° Low 59° Low 54° Low 52° Low 55°
High 76° High 73° High 71° High 73° High 76°
SAINT JOSEPH, MO 64502 weather forecast Day 3 SAINT JOSEPH, MO 64502 weather forecast Day 4 SAINT JOSEPH, MO 64502 weather forecast Day 5 SAINT JOSEPH, MO 64502 weather forecast Day 6 SAINT JOSEPH, MO 64502 weather forecast Day 7
Overcast
80% Rain
Overcast
40% Rain
Overcast
29% Rain
Mostly Cloudy
26% Rain
Overcast
34% Rain
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