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Now · 10:42 PM

Tarkio Weather & Hourly Forecast

United States · Missouri · 64491

Partly cloudy night
85°F
Partly cloudy night
Feels like: 89°F
💧 Humidity 56% 🌡 Pressure 29.88 inHg 💨 Wind 5 mph 👁 Visibility 24.1 mi Clouds 60% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Tarkio

Today
Partly cloudy night · 11:00 PM Partly cloudy night
84° 💧 None 💨 5 mph H 56%29.91 inHg
Tomorrow
Clear night · 2:00 AM Clear night
81° 💧 None 💨 5 mph H 61%29.91 inHg
Clear night · 5:00 AM Clear night
77° 💧 None 💨 4 mph H 71%29.91 inHg
Partly cloudy · 8:00 AM Partly cloudy
78° 💧 None 💨 6 mph H 72%29.94 inHg
Sunny · 11:00 AM Sunny
90° 💧 0.004 in 💨 7 mph H 51%29.94 inHg
Mostly sunny · 2:00 PM Mostly sunny
94° 💧 0.003 in 💨 10 mph H 44%29.88 inHg
Strong thunderstorm · 5:00 PM Strong thunderstorm
93° 💧 0.027 in 💨 8 mph H 39%29.85 inHg
Severe thunderstorms · 8:00 PM Severe thunderstorms
75° 💧 0.417 in 💨 18 mph H 91%29.94 inHg
Overcast night · 11:00 PM Overcast night
74° 💧 0.004 in 💨 8 mph H 91%29.94 inHg
Monday
Overcast night · 2:00 AM Overcast night
76° 💧 None 💨 8 mph H 90%29.97 inHg
Overcast night · 5:00 AM Overcast night
75° 💧 None 💨 11 mph H 83%29.94 inHg
Mostly cloudy · 8:00 AM Mostly cloudy
76° 💧 None 💨 11 mph H 77%29.97 inHg
Partly cloudy · 11:00 AM Partly cloudy
82° 💧 0.017 in 💨 12 mph H 70%29.97 inHg
Sunny · 2:00 PM Sunny
86° 💧 0.003 in 💨 12 mph H 66%29.94 inHg
Overcast · 5:00 PM Overcast
90° 💧 None 💨 11 mph H 57%29.88 inHg
Mostly cloudy night · 8:00 PM Mostly cloudy night
85° 💧 None 💨 11 mph H 64%29.88 inHg

In Tarkio and, more broadly, across the state of Missouri: This evening, temperatures will remain very hot, with lows between 92 and 97 degrees Fahrenheit. The sky will be a mix of sun and clouds, creating partly cloudy conditions. There is a slight chance of rain, with possible accumulations around 0.02 inches, and the highest probability of rain occurring in the next few hours is about 36%. Winds will be light, coming from the southeast at speeds up to 9 mph, with gusts reaching 20 mph. Overall, expect warm and partly cloudy conditions through the evening, with a small chance of brief rain showers.

15-Day Weather Outlook for Tarkio

Monday, Sep 7Mon Sep 7 Light thunderstorms Light thunderstorms 90°/74° 💧 None 💨 18 mph
Tuesday, Sep 8Tue Sep 8 Mostly cloudy Mostly cloudy 100°/77° 💧 0.144 in 💨 14 mph
Wednesday, Sep 9Wed Sep 9 Light rain Light rain 91°/74° 💧 0.281 in 💨 11 mph
Thursday, Sep 10Thu Sep 10 Partly cloudy Partly cloudy 84°/63° 💧 None 💨 7 mph
Friday, Sep 11Fri Sep 11 Light rain Light rain 79°/67° 💧 0.218 in 💨 14 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 81°/71° 💧 0.802 in 💨 13 mph
Sunday, Sep 13Sun Sep 13 Heavy rain Heavy rain 90°/60° 💧 1.557 in 💨 17 mph
Monday, Sep 14Mon Sep 14 Mostly sunny Mostly sunny 68°/50° 💧 0.001 in 💨 13 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 69°/54° 💧 None 💨 6 mph
Wednesday, Sep 16Wed Sep 16 Mostly sunny Mostly sunny 73°/60° 💧 None 💨 8 mph
Thursday, Sep 17Thu Sep 17 Light thunderstorms Light thunderstorms 75°/65° 💧 0.153 in 💨 8 mph
Friday, Sep 18Fri Sep 18 Moderate rain Moderate rain 77°/66° 💧 1.263 in 💨 11 mph
Saturday, Sep 19Sat Sep 19 Overcast Overcast 78°/69° 💧 0.002 in 💨 8 mph
Sunday, Sep 20Sun Sep 20 Partly cloudy Partly cloudy 79°/62° 💧 0.006 in 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Tarkio

Vertical axis: °F · Color based on temperature
Partly cloudy night at 11:00 PM
84° Today 11:00 PM
Mostly cloudy night at 12:00 AM
83° 12:00 AM
Mostly clear night at 1:00 AM
82° 1:00 AM
Clear night at 2:00 AM
81° 2:00 AM
Mostly clear night at 3:00 AM
79° Tomorrow 3:00 AM
Mostly clear night at 4:00 AM
78° 4:00 AM
Clear night at 5:00 AM
77° 5:00 AM
Clear night at 6:00 AM
76° 6:00 AM
Sunny at 7:00 AM
76° Tomorrow 7:00 AM
Partly cloudy at 8:00 AM
78° 8:00 AM
Mostly sunny at 9:00 AM
82° 9:00 AM
Sunny at 10:00 AM
86° 10:00 AM
Sunny at 11:00 AM
90° Tomorrow 11:00 AM
Sunny at 12:00 PM
93° 12:00 PM
Light thunderstorms at 1:00 PM
92° 1:00 PM
Mostly sunny at 2:00 PM
94° 2:00 PM
Partly cloudy at 3:00 PM
95° Tomorrow 3:00 PM
Strong thunderstorm at 4:00 PM
94° 4:00 PM
Strong thunderstorm at 5:00 PM
93° 5:00 PM
Partly cloudy at 6:00 PM
92° 6:00 PM
Light thunderstorms at 7:00 PM
84° Tomorrow 7:00 PM
Severe thunderstorms at 8:00 PM
75° 8:00 PM
Light rain at 9:00 PM
74° 9:00 PM
Light rain at 10:00 PM
74° 10:00 PM
Overcast night at 11:00 PM
74° Tomorrow 11:00 PM
Mostly cloudy night at 12:00 AM
75° 12:00 AM
Overcast night at 1:00 AM
75° 1:00 AM
Overcast night at 2:00 AM
76° 2:00 AM
Mostly cloudy night at 3:00 AM
76° Monday 3:00 AM
Mostly cloudy night at 4:00 AM
76° 4:00 AM
Overcast night at 5:00 AM
75° 5:00 AM
Mostly clear night at 6:00 AM
75° 6:00 AM
Partly cloudy at 7:00 AM
75° Monday 7:00 AM
Mostly cloudy at 8:00 AM
76° 8:00 AM
Mostly cloudy at 9:00 AM
78° 9:00 AM
Partly cloudy at 10:00 AM
80° 10:00 AM
Partly cloudy at 11:00 AM
82° Monday 11:00 AM
Light thunderstorms at 12:00 PM
83° 12:00 PM
Partly cloudy at 1:00 PM
85° 1:00 PM
Sunny at 2:00 PM
86° 2:00 PM
Mostly sunny at 3:00 PM
89° Monday 3:00 PM
Mostly cloudy at 4:00 PM
90° 4:00 PM
Overcast at 5:00 PM
90° 5:00 PM
Mostly cloudy at 6:00 PM
88° 6:00 PM
Mostly cloudy at 7:00 PM
86° Monday 7:00 PM
Mostly cloudy night at 8:00 PM
85° 8:00 PM
Mostly cloudy night at 9:00 PM
84° 9:00 PM
Partly cloudy night at 10:00 PM
84° 10:00 PM
Partly cloudy night at 11:00 PM
83° Monday 11:00 PM
Partly cloudy night at 12:00 AM
82° 12:00 AM
Partly cloudy night at 1:00 AM
81° 1:00 AM
Mostly clear night at 2:00 AM
80° 2:00 AM
Mostly clear night at 3:00 AM
79° Tuesday 3:00 AM
Partly cloudy night at 4:00 AM
78° 4:00 AM
Mostly cloudy night at 5:00 AM
77° 5:00 AM
Mostly cloudy night at 6:00 AM
77° 6:00 AM
Mostly cloudy at 7:00 AM
78° Tuesday 7:00 AM
Mostly sunny at 4:00 PM
100° 4:00 PM
Overcast at 7:00 PM
91° 7:00 PM
Overcast night at 10:00 PM
85° 10:00 PM
Partly cloudy night at 1:00 AM
81° Wednesday 1:00 AM
Light rain at 4:00 AM
75° 4:00 AM
Light rain at 7:00 AM
74° 7:00 AM
Partly cloudy at 10:00 AM
79° 10:00 AM
Overcast at 1:00 PM
86° Wednesday 1:00 PM
Partly cloudy at 4:00 PM
84° 4:00 PM
Partly cloudy at 7:00 PM
81° 7:00 PM
Mostly clear night at 10:00 PM
75° 10:00 PM
Mostly clear night at 1:00 AM
71° Thursday 1:00 AM
Clear night at 4:00 AM
66° 4:00 AM
Sunny at 7:00 AM
63° 7:00 AM
Sunny at 10:00 AM
73° 10:00 AM
Sunny at 1:00 PM
81° Thursday 1:00 PM
Sunny at 4:00 PM
84° 4:00 PM
Sunny at 7:00 PM
79° 7:00 PM
Mostly cloudy night at 10:00 PM
71° 10:00 PM
Overcast night at 1:00 AM
69° Friday 1:00 AM
Clear night at 4:00 AM
68° 4:00 AM
Overcast at 7:00 AM
67° 7:00 AM
Light rain at 10:00 AM
68° 10:00 AM
Light rain at 1:00 PM
73° Friday 1:00 PM
Mostly cloudy at 7:00 PM
76° 7:00 PM
Mostly clear night at 1:00 AM
81° 1:00 AM
Light rain at 7:00 AM
75° 7:00 AM
Sunny at 1:00 PM
71° Saturday 1:00 PM
Sunny at 7:00 PM
90° 7:00 PM
Moderate rain at 1:00 AM
82° 1:00 AM
Heavy rain at 7:00 AM
66° 7:00 AM
Overcast at 1:00 PM
60° Sunday 1:00 PM
Mostly sunny at 7:00 PM
68° 7:00 PM
Clear night at 1:00 AM
65° 1:00 AM
Clear night at 7:00 AM
56° 7:00 AM
Sunny at 1:00 PM
50° Monday 1:00 PM
Sunny at 7:00 PM
69° 7:00 PM
Mostly clear night at 1:00 AM
65° 1:00 AM
Partly cloudy night at 7:00 AM
57° 7:00 AM
Mostly sunny at 1:00 PM
54° Tuesday 1:00 PM
Sunny at 7:00 PM
73° 7:00 PM
Clear night at 1:00 AM
70° 1:00 AM
Clear night at 7:00 AM
63° 7:00 AM
Mostly sunny at 1:00 PM
60° Wednesday 1:00 PM
Light rain at 7:00 PM
75° 7:00 PM
Clear night at 1:00 AM
75° 1:00 AM
Mostly cloudy night at 7:00 AM
69° 7:00 AM
Light thunderstorms at 1:00 PM
65° Thursday 1:00 PM
Mostly sunny at 7:00 PM
76° 7:00 PM
Partly cloudy night at 1:00 AM
77° 1:00 AM
Moderate rain at 7:00 AM
68° 7:00 AM
Overcast at 1:00 PM
66° Friday 1:00 PM
Mostly sunny at 7:00 PM
78° 7:00 PM
Overcast night at 1:00 AM
78° 1:00 AM
Overcast night at 7:00 AM
71° 7:00 AM
Overcast at 1:00 PM
69° Saturday 1:00 PM
Partly cloudy at 7:00 PM
79° 7:00 PM
Overcast night at 1:00 AM
75° 1:00 AM
Mostly cloudy night at 7:00 AM
67° 7:00 AM
Mostly sunny at 1:00 PM
62° Sunday 1:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Tarkio

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 11:00 PM
PM2.5 Fine particles Good 2,4µg/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 2,7µg/m³

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

O₃ Ozone Good 50,6µg/m³

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

NO₂ Nitrogen dioxide Good 3,1µg/m³

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

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Tarkio

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 8,1Very high 😊Good
Tomorrow UV 5,9Moderate 🙂Fair
Monday UV 7,6High 🙂Fair
Tuesday UV 7,7High 🙂Fair
Wednesday UV 7,1High 🙂Fair
Thursday UV 8,0Very high Unavailable
Friday UV 7,0High Unavailable
Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Stay hydrated

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

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Tarkio

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 11:00 PM 12:00 AM 1:00 AM 2:00 AM Tomorrow 3:00 AM 4:00 AM 5:00 AM 6:00 AM Tomorrow 7:00 AM 8:00 AM 9:00 AM 10:00 AM Tomorrow 11:00 AM 12:00 PM 1:00 PM 2:00 PM Tomorrow 3:00 PM 4:00 PM 5:00 PM 6:00 PM Tomorrow 7:00 PM 8:00 PM 9:00 PM 10:00 PM Tomorrow 11:00 PM 12:00 AM 1:00 AM 2:00 AM Monday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Monday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Monday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Monday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Monday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Monday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Tuesday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Tuesday 7:00 AM 4:00 PM 7:00 PM 10:00 PM Wednesday 1:00 AM 4:00 AM 7:00 AM 10:00 AM Wednesday 1:00 PM 4:00 PM 7:00 PM 10:00 PM Thursday 1:00 AM 4:00 AM 7:00 AM 10:00 AM Thursday 1:00 PM 4:00 PM 7:00 PM 10:00 PM Friday 1:00 AM 4:00 AM 7:00 AM 10:00 AM Friday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Saturday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Sunday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Monday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Tuesday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Wednesday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Thursday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Friday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Saturday 1:00 PM 7:00 PM 1:00 AM 7:00 AM Sunday 1:00 PM
Sustained wind Max gusts
NIGHT SKY · TARKIO, MISSOURI

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

96/100Best-hour score
BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 9:22 PM–5:19 AM
Cloud cover 5% Real hourly forecast for the best viewing hour.
Moonlight 31% Last Quarter · Moon about 5° above the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 50° high at the best hour.
Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min64%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
AUG 28–SEP 5
AurigidsStart AUG 28 · Peak SEP 1 · End SEP 5 · ZHR 6 · 80% Moon at peak
ACTIVE NOW
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

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.

Forecast data for Tarkio were last refreshed today at 10:02 PM. The current forecast period extends through 07/09/2026 at 8:00 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.