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Now · 5:53 PM

Opal Weather & Hourly Forecast

United States · Wyoming · 83124

Sunny
79°F
Sunny
Feels like: 79°F
💧 Humidity 17% 🌡 Pressure 29.74 inHg 💨 Wind 19 mph 👁 Visibility 6.2 mi Clouds 0% ☀️ UV index 2.5 · Low 🌅 Sunrise 6:50 AM 🌇 Sunset 7:50 PM

Hourly Forecast for Opal

Today
Sunny · 6:00 PM Sunny
79° 💧 None 💨 19 mph H 17%29.74 inHg
Clear night · 9:00 PM Clear night
71° 💧 None 💨 8 mph H 21%29.80 inHg
Tomorrow
Clear night · 12:00 AM Clear night
58° 💧 None 💨 4 mph H 27%29.88 inHg
Clear night · 3:00 AM Clear night
53° 💧 None 💨 5 mph H 33%29.91 inHg
Clear night · 6:00 AM Clear night
51° 💧 None 💨 4 mph H 36%29.94 inHg
Sunny · 9:00 AM Sunny
63° 💧 None 💨 3 mph H 30%29.97 inHg
Sunny · 12:00 PM Sunny
74° 💧 None 💨 4 mph H 23%29.91 inHg
Sunny · 3:00 PM Sunny
79° 💧 None 💨 8 mph H 19%29.83 inHg
Partly cloudy · 6:00 PM Partly cloudy
78° 💧 None 💨 6 mph H 15%29.77 inHg
Partly cloudy night · 9:00 PM Partly cloudy night
64° 💧 None 💨 11 mph H 19%29.88 inHg
Sunday
Mostly clear night · 12:00 AM Mostly clear night
57° 💧 None 💨 3 mph H 24%29.88 inHg
Clear night · 3:00 AM Clear night
50° 💧 None 💨 6 mph H 26%29.91 inHg
Clear night · 6:00 AM Clear night
52° 💧 None 💨 3 mph H 31%29.94 inHg
Sunny · 9:00 AM Sunny
64° 💧 None 💨 3 mph H 25%29.97 inHg
Mostly sunny · 12:00 PM Mostly sunny
72° 💧 None 💨 5 mph H 20%29.88 inHg
Overcast · 3:00 PM Overcast
77° 💧 None 💨 5 mph H 20%29.77 inHg

In Opal and, more broadly, across the state of Wyoming: As the afternoon winds down, clear skies are expected to persist into the evening. Temperatures will remain mild to warm, ranging from 71 to 83 degrees Fahrenheit. A noticeable southwest breeze will continue, with sustained speeds up to 20 mph and gusts reaching 25 mph. No precipitation is anticipated through the evening, providing a calm and dry end to the day. The breezy conditions may bring a slight chill in the air as temperatures gradually cool after sunset. Overall, the evening looks to be clear and comfortably mild, making it suitable for outdoor activities.

15-Day Weather Outlook for Opal

TomorrowTomorrow Sunny Sunny 80°/51° 💧 None 💨 15 mph
Sunday, Sep 6Sun Sep 6 Moderate rain Moderate rain 78°/50° 💧 0.16 in 💨 15 mph
Monday, Sep 7Mon Sep 7 Light rain Light rain 66°/56° 💧 0.01 in 💨 26 mph
Tuesday, Sep 8Tue Sep 8 Sunny Sunny 72°/47° 💧 None 💨 11 mph
Wednesday, Sep 9Wed Sep 9 Overcast Overcast 76°/54° 💧 None 💨 7 mph
Thursday, Sep 10Thu Sep 10 Sunny Sunny 82°/61° 💧 None 💨 21 mph
Friday, Sep 11Fri Sep 11 Moderate rain Moderate rain 75°/61° 💧 0.45 in 💨 20 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 74°/59° 💧 0.05 in 💨 13 mph
Sunday, Sep 13Sun Sep 13 Mostly sunny Mostly sunny 78°/59° 💧 None 💨 15 mph
Monday, Sep 14Mon Sep 14 Mostly cloudy Mostly cloudy 75°/61° 💧 None 💨 25 mph
Tuesday, Sep 15Tue Sep 15 Moderate rain Moderate rain 67°/52° 💧 0.25 in 💨 18 mph
Wednesday, Sep 16Wed Sep 16 Moderate rain Moderate rain 63°/51° 💧 0.28 in 💨 19 mph
Thursday, Sep 17Thu Sep 17 Moderate rain Moderate rain 66°/49° 💧 0.18 in 💨 13 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 72°/51° 💧 None 💨 20 mph
Saturday, Sep 19Sat Sep 19 Light rain Light rain 59°/49° 💧 0.02 in 💨 20 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Opal

Vertical axis: °F · Color based on temperature
Sunny at 6:00 PM
79° Today 6:00 PM
Sunny at 7:00 PM
78° 7:00 PM
Clear night at 8:00 PM
75° 8:00 PM
Clear night at 9:00 PM
71° 9:00 PM
Clear night at 10:00 PM
66° Today 10:00 PM
Clear night at 11:00 PM
59° 11:00 PM
Clear night at 12:00 AM
58° 12:00 AM
Clear night at 1:00 AM
57° 1:00 AM
Clear night at 2:00 AM
55° Tomorrow 2:00 AM
Clear night at 3:00 AM
53° 3:00 AM
Clear night at 4:00 AM
52° 4:00 AM
Clear night at 5:00 AM
51° 5:00 AM
Clear night at 6:00 AM
51° Tomorrow 6:00 AM
Sunny at 7:00 AM
51° 7:00 AM
Sunny at 8:00 AM
55° 8:00 AM
Sunny at 9:00 AM
63° 9:00 AM
Sunny at 10:00 AM
68° Tomorrow 10:00 AM
Sunny at 11:00 AM
71° 11:00 AM
Sunny at 12:00 PM
74° 12:00 PM
Sunny at 1:00 PM
76° 1:00 PM
Sunny at 2:00 PM
78° Tomorrow 2:00 PM
Sunny at 3:00 PM
79° 3:00 PM
Sunny at 4:00 PM
80° 4:00 PM
Mostly sunny at 5:00 PM
79° 5:00 PM
Partly cloudy at 6:00 PM
78° Tomorrow 6:00 PM
Mostly cloudy at 7:00 PM
74° 7:00 PM
Mostly cloudy night at 8:00 PM
68° 8:00 PM
Partly cloudy night at 9:00 PM
64° 9:00 PM
Partly cloudy night at 10:00 PM
61° Tomorrow 10:00 PM
Partly cloudy night at 11:00 PM
59° 11:00 PM
Mostly clear night at 12:00 AM
57° 12:00 AM
Clear night at 1:00 AM
55° 1:00 AM
Clear night at 2:00 AM
53° Sunday 2:00 AM
Clear night at 3:00 AM
50° 3:00 AM
Clear night at 4:00 AM
50° 4:00 AM
Clear night at 5:00 AM
50° 5:00 AM
Clear night at 6:00 AM
52° Sunday 6:00 AM
Sunny at 7:00 AM
58° 7:00 AM
Sunny at 8:00 AM
61° 8:00 AM
Sunny at 9:00 AM
64° 9:00 AM
Sunny at 10:00 AM
67° Sunday 10:00 AM
Sunny at 11:00 AM
70° 11:00 AM
Mostly sunny at 12:00 PM
72° 12:00 PM
Overcast at 1:00 PM
74° 1:00 PM
Overcast at 2:00 PM
75° Sunday 2:00 PM
Overcast at 3:00 PM
77° 3:00 PM
Overcast at 4:00 PM
77° 4:00 PM
Overcast at 5:00 PM
78° 5:00 PM
Light rain at 6:00 PM
72° Sunday 6:00 PM
Overcast at 7:00 PM
67° 7:00 PM
Light rain at 8:00 PM
60° 8:00 PM
Moderate rain at 9:00 PM
56° 9:00 PM
Moderate rain at 10:00 PM
55° Sunday 10:00 PM
Light rain at 11:00 PM
56° 11:00 PM
Overcast night at 12:00 AM
56° 12:00 AM
Overcast night at 1:00 AM
57° 1:00 AM
Overcast night at 2:00 AM
56° Monday 2:00 AM
Overcast night at 3:00 AM
56° 3:00 AM
Light rain at 4:00 AM
56° 4:00 AM
Overcast night at 5:00 AM
56° 5:00 AM
Overcast night at 6:00 AM
56° Monday 6:00 AM
Mostly cloudy at 7:00 AM
56° 7:00 AM
Partly cloudy at 8:00 AM
56° 8:00 AM
Mostly sunny at 9:00 AM
58° 9:00 AM
Mostly sunny at 10:00 AM
60° Monday 10:00 AM
Mostly sunny at 11:00 AM
62° 11:00 AM
Partly cloudy at 12:00 PM
63° 12:00 PM
Mostly cloudy at 1:00 PM
65° 1:00 PM
Partly cloudy at 2:00 PM
66° Monday 2:00 PM
Mostly sunny at 3:00 PM
66° 3:00 PM
Mostly sunny at 4:00 PM
66° 4:00 PM
Mostly sunny at 5:00 PM
65° 5:00 PM
Mostly sunny at 6:00 PM
62° Monday 6:00 PM
Sunny at 7:00 PM
60° 7:00 PM
Clear night at 8:00 PM
58° 8:00 PM
Clear night at 9:00 PM
56° 9:00 PM
Clear night at 10:00 PM
55° Monday 10:00 PM
Clear night at 11:00 PM
54° 11:00 PM
Clear night at 12:00 AM
52° 12:00 AM
Clear night at 1:00 AM
51° 1:00 AM
Clear night at 2:00 AM
50° Tuesday 2:00 AM
Clear night at 3:00 AM
49° 3:00 AM
Clear night at 4:00 AM
48° 4:00 AM
Clear night at 5:00 AM
47° 5:00 AM
Clear night at 6:00 AM
47° Tuesday 6:00 AM
Sunny at 7:00 AM
46° 7:00 AM
Sunny at 8:00 AM
48° 8:00 AM
Sunny at 9:00 AM
52° 9:00 AM
Sunny at 10:00 AM
56° Tuesday 10:00 AM
Sunny at 11:00 AM
60° 11:00 AM
Sunny at 12:00 PM
63° 12:00 PM
Sunny at 1:00 PM
65° 1:00 PM
Sunny at 2:00 PM
67° Tuesday 2:00 PM
Sunny at 3:00 PM
69° 3:00 PM
Sunny at 4:00 PM
72° 4:00 PM
Sunny at 5:00 PM
72° 5:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Opal

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 6:00 PM
PM2.5 Fine particles Good 2,3µg/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 7,3µg/m³

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

O₃ Ozone Fair 77,7µg/m³

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

NO₂ Nitrogen dioxide Good 0,3µg/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 Opal

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 8,3Very high 🙂Fair
Tomorrow UV 8,2Very high 🙂Fair
Sunday UV 8,4Very high 🙂Fair
Monday UV 7,7High 🙂Fair
Tuesday UV 7,8High 🙂Fair
Wednesday UV 5,0Moderate Unavailable
Thursday UV 7,0High Unavailable
Hourly UV index today
6:00 PMUV 1,0 7:00 PMUV 0,2
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.

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. Dry air can increase hydration needs.

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 Opal

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 9:00 PM–10:00 PM.

100/100Best-hour score
BEST TIME TONIGHT 9:00 PM–10:00 PM Astronomical darkness: 9:27 PM–5:14 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 43% Last Quarter · Moon below the horizon at the best viewing hour.
Meteor activity Aurigids Reference ZHR 6 · Radiant -9° high at the best hour.
Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min5%
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
UPCOMING
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 Opal were last refreshed today at 5:53 PM. The current forecast period extends through 06/09/2026 at 3:00 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.