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Current weather in Mehlville is overcast clouds.

Where can I find the hourly weather forecast for Mehlville?

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Is the weather forecast for Mehlville updated regularly?

Weather data for Mehlville is updated regularly with the latest available observations and forecasts.

Now · 2:12 PM

Mehlville Weather & Hourly Forecast

United States · Missouri · 63129

89°F

Overcast

Feels like: 91°F

💧 Humidity 43% 🌡 Pressure 30.06 inHg 💨 Wind 5 mph 👁 Visibility 24.9 mi ☁ Clouds 100% ☀️ UV index 7.1 · High 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Mehlville

Today

3:00 PM

Overcast

91° 💧 None 💨 5 mph H 42%30.03 inHg

6:00 PM

Partly cloudy

89° 💧 None 💨 5 mph H 48%30.00 inHg

9:00 PM

Partly cloudy night

82° 💧 None 💨 6 mph H 56%30.06 inHg

Tomorrow

12:00 AM

Clear night

79° 💧 None 💨 8 mph H 59%30.06 inHg

3:00 AM

Clear night

77° 💧 None 💨 6 mph H 65%30.03 inHg

6:00 AM

Clear night

77° 💧 None 💨 7 mph H 65%30.03 inHg

9:00 AM

Sunny

84° 💧 None 💨 6 mph H 58%30.06 inHg

12:00 PM

Light thunderstorms

92° 💧 0.073 in 💨 8 mph H 50%30.03 inHg

3:00 PM

Mostly sunny

96° 💧 0.017 in 💨 8 mph H 41%29.97 inHg

6:00 PM

Light thunderstorms

86° 💧 0.021 in 💨 9 mph H 65%29.97 inHg

9:00 PM

Clear night

81° 💧 0.002 in 💨 2 mph H 83%29.97 inHg

Thursday

12:00 AM

Mostly clear night

78° 💧 0.017 in 💨 3 mph H 88%29.97 inHg

3:00 AM

Light rain

74° 💧 0.125 in 💨 3 mph H 97%29.97 inHg

6:00 AM

Thunderstorms

73° 💧 0.251 in 💨 4 mph H 98%29.97 inHg

9:00 AM

Overcast

75° 💧 0.030 in 💨 7 mph H 91%30.00 inHg

12:00 PM

Light rain

76° 💧 0.072 in 💨 6 mph H 93%30.00 inHg

Today

3:00 PM

Overcast

91° 💧 None 💨 5 mph H 42%30.03 inHg

4:00 PM

Overcast

91° 💧 None 💨 5 mph H 43%30.03 inHg

5:00 PM

Overcast

90° 💧 None 💨 5 mph H 44%30.00 inHg

6:00 PM

Partly cloudy

89° 💧 None 💨 5 mph H 48%30.00 inHg

7:00 PM

Mostly sunny

86° 💧 None 💨 5 mph H 54%30.03 inHg

8:00 PM

Clear night

83° 💧 None 💨 5 mph H 57%30.03 inHg

9:00 PM

Partly cloudy night

82° 💧 None 💨 6 mph H 56%30.06 inHg

10:00 PM

Mostly cloudy night

81° 💧 None 💨 5 mph H 54%30.06 inHg

11:00 PM

Partly cloudy night

80° 💧 None 💨 7 mph H 54%30.06 inHg

Tomorrow

12:00 AM

Clear night

79° 💧 None 💨 8 mph H 59%30.06 inHg

1:00 AM

Clear night

78° 💧 None 💨 7 mph H 63%30.03 inHg

2:00 AM

Clear night

77° 💧 None 💨 7 mph H 64%30.03 inHg

3:00 AM

Clear night

77° 💧 None 💨 6 mph H 65%30.03 inHg

4:00 AM

Clear night

77° 💧 None 💨 6 mph H 65%30.03 inHg

5:00 AM

Clear night

77° 💧 None 💨 7 mph H 65%30.03 inHg

6:00 AM

Clear night

77° 💧 None 💨 7 mph H 65%30.03 inHg

7:00 AM

Sunny

78° 💧 None 💨 7 mph H 65%30.06 inHg

8:00 AM

Sunny

80° 💧 None 💨 7 mph H 62%30.06 inHg

9:00 AM

Sunny

84° 💧 None 💨 6 mph H 58%30.06 inHg

10:00 AM

Sunny

89° 💧 None 💨 7 mph H 52%30.03 inHg

11:00 AM

Sunny

93° 💧 None 💨 8 mph H 46%30.03 inHg

12:00 PM

Light thunderstorms

92° 💧 0.015 in 💨 8 mph H 50%30.03 inHg

1:00 PM

Light thunderstorms

94° 💧 0.028 in 💨 8 mph H 46%30.00 inHg

2:00 PM

Light thunderstorms

94° 💧 0.030 in 💨 8 mph H 44%30.00 inHg

3:00 PM

Mostly sunny

96° 💧 0.001 in 💨 8 mph H 41%29.97 inHg

4:00 PM

Sunny

96° 💧 0.002 in 💨 6 mph H 41%29.94 inHg

5:00 PM

Light thunderstorms

90° 💧 0.014 in 💨 5 mph H 53%29.94 inHg

6:00 PM

Light thunderstorms

86° 💧 0.012 in 💨 9 mph H 65%29.97 inHg

7:00 PM

Strong thunderstorm

84° 💧 0.001 in 💨 2 mph H 71%29.97 inHg

8:00 PM

Light rain

82° 💧 0.008 in 💨 3 mph H 78%29.97 inHg

9:00 PM

Clear night

81° 💧 0.002 in 💨 2 mph H 83%29.97 inHg

10:00 PM

Clear night

80° 💧 None 💨 4 mph H 85%29.97 inHg

11:00 PM

Clear night

79° 💧 None 💨 4 mph H 86%29.97 inHg

Thursday

12:00 AM

Mostly clear night

78° 💧 None 💨 3 mph H 88%29.97 inHg

1:00 AM

Partly cloudy night

77° 💧 0.000 in 💨 2 mph H 88%29.97 inHg

2:00 AM

Light rain

75° 💧 0.017 in 💨 10 mph H 93%30.00 inHg

3:00 AM

Light rain

74° 💧 0.070 in 💨 3 mph H 97%29.97 inHg

4:00 AM

Light rain

74° 💧 0.013 in 💨 3 mph H 98%30.00 inHg

5:00 AM

Light thunderstorms

74° 💧 0.043 in 💨 2 mph H 98%29.97 inHg

6:00 AM

Thunderstorms

73° 💧 0.132 in 💨 4 mph H 98%29.97 inHg

7:00 AM

Light thunderstorms

73° 💧 0.089 in 💨 5 mph H 98%30.00 inHg

8:00 AM

Light rain

73° 💧 0.030 in 💨 4 mph H 97%30.00 inHg

9:00 AM

Overcast

75° 💧 0.003 in 💨 7 mph H 91%30.00 inHg

10:00 AM

Light rain

75° 💧 0.012 in 💨 7 mph H 90%30.00 inHg

11:00 AM

Light rain

77° 💧 0.014 in 💨 7 mph H 88%30.00 inHg

12:00 PM

Light rain

76° 💧 0.044 in 💨 6 mph H 93%30.00 inHg

1:00 PM

Light rain

75° 💧 0.021 in 💨 5 mph H 95%30.00 inHg

2:00 PM

Light rain

76° 💧 0.007 in 💨 6 mph H 89%29.97 inHg

3:00 PM

Overcast

77° 💧 0.003 in 💨 5 mph H 80%29.94 inHg

4:00 PM

Overcast

79° 💧 0.000 in 💨 6 mph H 68%29.94 inHg

5:00 PM

Overcast

78° 💧 None 💨 5 mph H 65%29.94 inHg

6:00 PM

Overcast

78° 💧 None 💨 5 mph H 67%29.94 inHg

7:00 PM

Overcast

76° 💧 None 💨 3 mph H 77%29.91 inHg

8:00 PM

Overcast night

75° 💧 None 💨 1 mph H 81%29.94 inHg

9:00 PM

Mostly cloudy night

74° 💧 None 💨 1 mph H 83%29.94 inHg

10:00 PM

Mostly clear night

73° 💧 None 💨 1 mph H 86%29.97 inHg

11:00 PM

Mostly clear night

72° 💧 None 💨 2 mph H 90%29.97 inHg

Friday

12:00 AM

Partly cloudy night

71° 💧 None 💨 3 mph H 93%29.97 inHg

1:00 AM

Overcast night

70° 💧 None 💨 3 mph H 94%29.97 inHg

2:00 AM

Overcast night

69° 💧 None 💨 4 mph H 93%29.97 inHg

3:00 AM

Overcast night

69° 💧 None 💨 3 mph H 92%29.97 inHg

4:00 AM

Mostly cloudy night

68° 💧 None 💨 3 mph H 91%29.97 inHg

5:00 AM

Partly cloudy night

67° 💧 None 💨 4 mph H 91%29.97 inHg

6:00 AM

Mostly clear night

67° 💧 None 💨 4 mph H 91%29.97 inHg

7:00 AM

Mostly sunny

66° 💧 None 💨 3 mph H 91%29.97 inHg

10:00 AM

Mostly sunny

75° 💧 None 💨 4 mph H 82%29.97 inHg

1:00 PM

Overcast

81° 💧 None 💨 3 mph H 62%29.94 inHg

4:00 PM

Overcast

82° 💧 None 💨 2 mph H 61%29.85 inHg

7:00 PM

Sunny

78° 💧 None 💨 2 mph H 78%29.85 inHg

10:00 PM

Clear night

74° 💧 None 💨 4 mph H 84%29.85 inHg

Saturday

1:00 AM

Mostly clear night

72° 💧 None 💨 4 mph H 91%29.85 inHg

4:00 AM

Overcast night

72° 💧 None 💨 6 mph H 95%29.85 inHg

7:00 AM

Partly cloudy

72° 💧 None 💨 6 mph H 94%29.85 inHg

10:00 AM

Mostly cloudy

82° 💧 None 💨 3 mph H 74%29.91 inHg

1:00 PM

Overcast

81° 💧 None 💨 5 mph H 73%29.94 inHg

4:00 PM

Overcast

82° 💧 None 💨 5 mph H 72%29.88 inHg

7:00 PM

Mostly cloudy

79° 💧 None 💨 2 mph H 84%29.91 inHg

10:00 PM

Mostly clear night

76° 💧 None 💨 2 mph H 91%29.97 inHg

Sunday

1:00 AM

Clear night

74° 💧 None 💨 1 mph H 96%30.00 inHg

4:00 AM

Mostly cloudy night

72° 💧 None 💨 0 mph H 100%29.97 inHg

7:00 AM

Mostly cloudy

71° 💧 None 💨 2 mph H 100%30.00 inHg

10:00 AM

Sunny

80° 💧 None 💨 5 mph H 78%30.03 inHg

1:00 PM

Sunny

86° 💧 None 💨 3 mph H 66%30.03 inHg

4:00 PM

Mostly sunny

88° 💧 None 💨 5 mph H 61%29.94 inHg

7:00 PM

Mostly sunny

84° 💧 None 💨 2 mph H 77%29.94 inHg

10:00 PM

Clear night

81° 💧 None 💨 6 mph H 75%29.97 inHg

Monday

1:00 AM

Clear night

78° 💧 None 💨 7 mph H 77%29.97 inHg

7:00 AM

Mostly sunny

77° 💧 None 💨 5 mph H 85%30.00 inHg

1:00 PM

Partly cloudy

75° 💧 None 💨 5 mph H 92%30.03 inHg

7:00 PM

Partly cloudy

93° 💧 None 💨 8 mph H 51%29.97 inHg

Tuesday

1:00 AM

Mostly clear night

89° 💧 None 💨 5 mph H 58%29.85 inHg

7:00 AM

Overcast

82° 💧 None 💨 9 mph H 68%29.94 inHg

1:00 PM

Mostly sunny

78° 💧 None 💨 3 mph H 77%30.03 inHg

7:00 PM

Sunny

92° 💧 None 💨 3 mph H 55%30.06 inHg

Wednesday

1:00 AM

Mostly cloudy night

85° 💧 None 💨 4 mph H 70%30.06 inHg

7:00 AM

Sunny

78° 💧 None 💨 5 mph H 80%30.15 inHg

1:00 PM

Mostly sunny

74° 💧 None 💨 5 mph H 79%30.18 inHg

7:00 PM

Light rain

91° 💧 None 💨 5 mph H 57%30.15 inHg

Thursday

1:00 AM

Mostly cloudy night

86° 💧 None 💨 4 mph H 68%30.12 inHg

7:00 AM

Sunny

78° 💧 None 💨 4 mph H 86%30.15 inHg

1:00 PM

Mostly sunny

75° 💧 None 💨 2 mph H 93%30.15 inHg

7:00 PM

Light rain

82° 💧 None 💨 2 mph H 77%30.15 inHg

Friday

1:00 AM

Mostly cloudy night

77° 💧 None 💨 8 mph H 92%30.12 inHg

7:00 AM

Mostly sunny

70° 💧 None 💨 12 mph H 80%30.27 inHg

1:00 PM

Mostly sunny

62° 💧 None 💨 10 mph H 86%30.36 inHg

7:00 PM

Mostly sunny

71° 💧 None 💨 10 mph H 55%30.39 inHg

Saturday

1:00 AM

Clear night

66° 💧 None 💨 9 mph H 56%30.33 inHg

7:00 AM

Sunny

57° 💧 None 💨 5 mph H 69%30.36 inHg

1:00 PM

Sunny

52° 💧 None 💨 4 mph H 80%30.33 inHg

7:00 PM

Sunny

69° 💧 None 💨 6 mph H 42%30.27 inHg

Sunday

1:00 AM

Clear night

66° 💧 None 💨 5 mph H 51%30.12 inHg

7:00 AM

Sunny

57° 💧 None 💨 4 mph H 70%30.12 inHg

1:00 PM

Sunny

52° 💧 None 💨 3 mph H 88%30.12 inHg

7:00 PM

Sunny

77° 💧 None 💨 5 mph H 33%30.09 inHg

Monday

1:00 AM

Clear night

74° 💧 None 💨 1 mph H 49%30.03 inHg

7:00 AM

Sunny

64° 💧 None 💨 4 mph H 71%30.06 inHg

1:00 PM

Mostly sunny

61° 💧 None 💨 5 mph H 75%30.09 inHg

7:00 PM

Mostly cloudy

80° 💧 None 💨 5 mph H 40%30.09 inHg

Tuesday

1:00 AM

Overcast night

78° 💧 None 💨 3 mph H 50%30.03 inHg

7:00 AM

Overcast

72° 💧 None 💨 7 mph H 51%30.12 inHg

1:00 PM

Mostly cloudy

67° 💧 None 💨 4 mph H 65%30.15 inHg

7:00 PM

Mostly cloudy night

79° 💧 None 💨 4 mph H 38%30.12 inHg

Wednesday

1:00 AM

Clear night

75° 💧 None 💨 4 mph H 46%30.03 inHg

In Mehlville and, more broadly, across the state of Missouri: The rest of the day will see mostly cloudy skies with hot temperatures ranging from 84 to 93 degrees Fahrenheit. Expect moderate southwest winds at around 12 mph, with gusts reaching up to 27 mph. No precipitation is forecasted, so outdoor activities should be feasible without concern for rain. As the afternoon progresses, temperatures are likely to remain high, and the breezy conditions could make it feel even warmer. Be sure to stay hydrated and take precautions against the heat and wind.

15-Day Weather Outlook for Mehlville

TomorrowTomorrow

Light thunderstorms 96°/77° 💧 None 💨 9 mph

Thursday, Sep 10Thu Sep 10

Strong thunderstorm 84°/73° 💧 None 💨 10 mph

Friday, Sep 11Fri Sep 11

Overcast 82°/66° 💧 None 💨 4 mph

Saturday, Sep 12Sat Sep 12

Mostly cloudy 82°/72° 💧 0.050 in 💨 6 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 88°/71° 💧 0.007 in 💨 5 mph

Monday, Sep 14Mon Sep 14

Mostly sunny 84°/75° 💧 0.002 in 💨 7 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 93°/78° 💧 0.001 in 💨 9 mph

Wednesday, Sep 16Wed Sep 16

Mostly cloudy 92°/74° 💧 0.041 in 💨 5 mph

Thursday, Sep 17Thu Sep 17

Light rain 91°/75° 💧 0.076 in 💨 5 mph

Friday, Sep 18Fri Sep 18

Light rain 82°/62° 💧 0.296 in 💨 12 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 71°/52° 💧 None 💨 10 mph

Sunday, Sep 20Sun Sep 20

Sunny 69°/52° 💧 None 💨 6 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 77°/61° 💧 None 💨 5 mph

Tuesday, Sep 22Tue Sep 22

Overcast 80°/67° 💧 0.023 in 💨 7 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 79°/75° 💧 None 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Mehlville

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Mehlville

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 3:00 PM

PM2.5 Fine particles Good 5,8µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 6,4µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 94,7µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,2µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Mehlville

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 7,7High 🙂Fair

Tomorrow UV 7,9High 🙂Fair

Thursday UV 2,6Low 🙂Fair

Friday UV 6,7High 🙂Fair

Saturday UV 8,0Very high 🙂Fair

Sunday UV 7,0High —Unavailable

Monday UV 9,0Very high —Unavailable

Hourly UV index today

3:00 PMUV 5,3 4:00 PMUV 3,2 5:00 PMUV 1,5 6:00 PMUV 0,5 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Mehlville

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MEHLVILLE, MISSOURI

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

99/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:51 PM–5:07 AM

☁ Cloud cover 2% Real hourly forecast for the best viewing hour.

☾ Moonlight 7% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 78° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min80%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

Forecast data for Mehlville were last refreshed today at 2:12 PM. The current forecast period extends through 10/09/2026 at 12:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.