Powered by WEATHER-INFO.COM
Your new global weather portal

Now · 1:43 PM

Sinclair, WY Weather Forecast – Hourly & 15-Day

United States · Wyoming

Mostly sunny
73°F
Mostly sunny
Feels like: 60°F
💧 Humidity 22% 🌡 Pressure 29.88 inHg 💨 Wind 16 mph 👁 Visibility 10.5 mi ☁ Clouds 16% ☀️ UV index 4.0 · Moderate 🌅 Sunrise 6:59 AM 🌇 Sunset 7:00 PM

Hourly Forecast for Sinclair

Today
Mostly sunny · 2:00 PM Mostly sunny
73° 💧 0.004 in 💨 16 mph 22%29.88 inHg
Sunny · 5:00 PM Sunny
73° 💧 0.001 in 💨 17 mph 20%29.85 inHg
Mostly clear night · 8:00 PM Mostly clear night
65° 💧 0 in 💨 12 mph 35%29.94 inHg
Clear night · 11:00 PM Clear night
59° 💧 0 in 💨 6 mph 45%30.00 inHg
Tomorrow
Mostly clear night · 2:00 AM Mostly clear night
55° 💧 0 in 💨 4 mph 53%30.03 inHg
Mostly clear night · 5:00 AM Mostly clear night
50° 💧 0 in 💨 2 mph 67%30.03 inHg
Mostly sunny · 8:00 AM Mostly sunny
47° 💧 0 in 💨 3 mph 74%30.06 inHg
Overcast · 11:00 AM Overcast
68° 💧 0.002 in 💨 4 mph 31%30.03 inHg
Mostly cloudy · 2:00 PM Mostly cloudy
74° 💧 0.001 in 💨 14 mph 21%29.91 inHg
Mostly cloudy · 5:00 PM Mostly cloudy
74° 💧 0 in 💨 13 mph 20%29.85 inHg
Overcast night · 8:00 PM Overcast night
68° 💧 0.001 in 💨 11 mph 28%29.88 inHg
Overcast night · 11:00 PM Overcast night
62° 💧 0.001 in 💨 9 mph 40%29.91 inHg
Monday
Partly cloudy night · 2:00 AM Partly cloudy night
58° 💧 0 in 💨 4 mph 48%29.91 inHg
Overcast night · 5:00 AM Overcast night
55° 💧 0 in 💨 4 mph 52%29.88 inHg
Mostly cloudy · 8:00 AM Mostly cloudy
54° 💧 0.002 in 💨 3 mph 60%29.91 inHg
Overcast · 11:00 AM Overcast
60° 💧 0.005 in 💨 12 mph 48%29.91 inHg

In Sinclair and, more broadly, across the state of Wyoming: Clear skies are expected this evening with temperatures remaining cool, around 56 degrees Fahrenheit. Winds will be light, coming from the east at up to 1 mph, with occasional gusts reaching 2 mph. No precipitation is expected during the night, providing a calm and dry evening. Temperatures are likely to stay steady in the low 50s overnight, making for a comfortable but cool night. Overall, conditions will remain tranquil with clear skies and light breezes.

15-Day Weather Outlook for Sinclair

TomorrowTomorrow Partly cloudy Partly cloudy 75°/46° 💧 0 in 💨 14 mph
Monday, September 28Mon, Sep. 28 Mostly cloudy Mostly cloudy 61°/50° 💧 0 in 💨 17 mph
Tuesday, September 29Tue, Sep. 29 Mostly sunny Mostly sunny 68°/45° 💧 0 in 💨 10 mph
Wednesday, September 30Wed, Sep. 30 Sunny Sunny 72°/43° 💧 0 in 💨 8 mph
Thursday, October 1Thu, Oct. 1 Mostly sunny Mostly sunny 74°/44° 💧 0 in 💨 6 mph
Friday, October 2Fri, Oct. 2 Mostly cloudy Mostly cloudy 72°/48° 💧 0 in 💨 13 mph
Saturday, October 3Sat, Oct. 3 Partly cloudy Partly cloudy 55°/47° 💧 0.014 in 💨 10 mph
Sunday, October 4Sun, Oct. 4 Mostly sunny Mostly sunny 72°/36° 💧 0 in 💨 20 mph
Monday, October 5Mon, Oct. 5 Partly cloudy Partly cloudy 72°/56° 💧 0.002 in 💨 22 mph
Tuesday, October 6Tue, Oct. 6 Partly cloudy Partly cloudy 55°/42° 💧 0.016 in 💨 17 mph
Wednesday, October 7Wed, Oct. 7 Mostly sunny Mostly sunny 64°/42° 💧 0 in 💨 13 mph
Thursday, October 8Thu, Oct. 8 Mostly sunny Mostly sunny 67°/41° 💧 0 in 💨 12 mph
Friday, October 9Fri, Oct. 9 Sunny Sunny 51°/48° 💧 0 in 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Sinclair

Vertical axis: °F · Horizontal axis: hours · Color based on temperature
Mostly sunny · 2:00 PM
73° Today 2:00 PM
Sunny · 3:00 PM
73° 3:00 PM
Sunny · 4:00 PM
74° 4:00 PM
Sunny · 5:00 PM
73° 5:00 PM
Mostly sunny · 6:00 PM
71° Today 6:00 PM
Mostly clear night · 7:00 PM
68° 7:00 PM
Mostly clear night · 8:00 PM
65° 8:00 PM
Clear night · 9:00 PM
63° 9:00 PM
Clear night · 10:00 PM
61° Today 10:00 PM
Clear night · 11:00 PM
59° 11:00 PM
Partly cloudy night · 12:00 AM
57° 12:00 AM
Mostly clear night · 1:00 AM
55° 1:00 AM
Mostly clear night · 2:00 AM
55° Tomorrow 2:00 AM
Partly cloudy night · 3:00 AM
54° 3:00 AM
Partly cloudy night · 4:00 AM
52° 4:00 AM
Mostly clear night · 5:00 AM
50° 5:00 AM
Clear night · 6:00 AM
48° Tomorrow 6:00 AM
Mostly sunny · 7:00 AM
46° 7:00 AM
Mostly sunny · 8:00 AM
47° 8:00 AM
Mostly sunny · 9:00 AM
54° 9:00 AM
Partly cloudy · 10:00 AM
61° Tomorrow 10:00 AM
Overcast · 11:00 AM
68° 11:00 AM
Mostly cloudy · 12:00 PM
72° 12:00 PM
Partly cloudy · 1:00 PM
74° 1:00 PM
Mostly cloudy · 2:00 PM
74° Tomorrow 2:00 PM
Partly cloudy · 3:00 PM
75° 3:00 PM
Partly cloudy · 4:00 PM
75° 4:00 PM
Mostly cloudy · 5:00 PM
74° 5:00 PM
Mostly cloudy · 6:00 PM
72° Tomorrow 6:00 PM
Overcast night · 7:00 PM
69° 7:00 PM
Overcast night · 8:00 PM
68° 8:00 PM
Overcast night · 9:00 PM
65° 9:00 PM
Overcast night · 10:00 PM
64° Tomorrow 10:00 PM
Overcast night · 11:00 PM
62° 11:00 PM
Mostly cloudy night · 12:00 AM
59° 12:00 AM
Mostly cloudy night · 1:00 AM
59° 1:00 AM
Partly cloudy night · 2:00 AM
58° Monday 2:00 AM
Mostly cloudy night · 3:00 AM
57° 3:00 AM
Mostly cloudy night · 4:00 AM
57° 4:00 AM
Overcast night · 5:00 AM
55° 5:00 AM
Overcast night · 6:00 AM
54° Monday 6:00 AM
Mostly cloudy night · 7:00 AM
53° 7:00 AM
Mostly cloudy · 8:00 AM
54° 8:00 AM
Overcast · 9:00 AM
57° 9:00 AM
Overcast · 10:00 AM
60° Monday 10:00 AM
Overcast · 11:00 AM
60° 11:00 AM
Overcast · 12:00 PM
61° 12:00 PM
Overcast · 1:00 PM
59° 1:00 PM
Light rain · 2:00 PM
58° Monday 2:00 PM
Light rain · 3:00 PM
55° 3:00 PM
Light rain · 4:00 PM
54° 4:00 PM
Light rain · 5:00 PM
56° 5:00 PM
Mostly sunny · 6:00 PM
57° Monday 6:00 PM
Partly cloudy night · 7:00 PM
54° 7:00 PM
Partly cloudy night · 8:00 PM
53° 8:00 PM
Clear night · 9:00 PM
52° 9:00 PM
Partly cloudy night · 10:00 PM
50° Monday 10:00 PM
Mostly clear night · 11:00 PM
50° 11:00 PM
Mostly clear night · 12:00 AM
49° 12:00 AM
Mostly cloudy night · 1:00 AM
48° 1:00 AM
Mostly cloudy night · 2:00 AM
48° Tuesday 2:00 AM
Mostly cloudy night · 3:00 AM
47° 3:00 AM
Mostly cloudy night · 4:00 AM
46° 4:00 AM
Overcast night · 5:00 AM
45° 5:00 AM
Partly cloudy night · 6:00 AM
45° Tuesday 6:00 AM
Sunny · 9:00 AM
53° 9:00 AM
Sunny · 12:00 PM
64° 12:00 PM
Sunny · 3:00 PM
68° 3:00 PM
Sunny · 6:00 PM
66° Tuesday 6:00 PM
Clear night · 9:00 PM
57° 9:00 PM
Clear night · 12:00 AM
50° 12:00 AM
Clear night · 3:00 AM
47° 3:00 AM
Clear night · 6:00 AM
43° Wednesday 6:00 AM
Sunny · 12:00 PM
68° 12:00 PM
Sunny · 6:00 PM
72° 6:00 PM
Clear night · 12:00 AM
53° 12:00 AM
Clear night · 6:00 AM
44° Thursday 6:00 AM
Mostly sunny · 12:00 PM
69° 12:00 PM
Partly cloudy · 6:00 PM
74° 6:00 PM
Mostly cloudy night · 12:00 AM
57° 12:00 AM
Clear night · 6:00 AM
48° Friday 6:00 AM
Mostly sunny · 12:00 PM
72° 12:00 PM
Sunny · 6:00 PM
72° 6:00 PM
Clear night · 12:00 AM
51° 12:00 AM
Partly cloudy night · 6:00 AM
47° Saturday 6:00 AM
Partly cloudy · 12:00 PM
55° 12:00 PM
Sunny · 6:00 PM
54° 6:00 PM
Clear night · 12:00 AM
44° 12:00 AM
Mostly clear night · 6:00 AM
36° Sunday 6:00 AM
Mostly sunny · 12:00 PM
69° 12:00 PM
Sunny · 6:00 PM
72° 6:00 PM
Clear night · 12:00 AM
60° 12:00 AM
Partly cloudy night · 6:00 AM
56° Monday 6:00 AM
Mostly sunny · 12:00 PM
72° 12:00 PM
Overcast · 6:00 PM
71° 6:00 PM
Clear night · 12:00 AM
52° 12:00 AM
Partly cloudy night · 6:00 AM
42° Tuesday 6:00 AM
Sunny · 12:00 PM
50° 12:00 PM
Sunny · 6:00 PM
55° 6:00 PM
Clear night · 12:00 AM
47° 12:00 AM
Mostly clear night · 6:00 AM
42° Wednesday 6:00 AM
Sunny · 12:00 PM
60° 12:00 PM
Sunny · 6:00 PM
64° 6:00 PM
Clear night · 12:00 AM
50° 12:00 AM
Mostly clear night · 6:00 AM
41° Thursday 6:00 AM
Sunny · 12:00 PM
64° 12:00 PM
Partly cloudy · 6:00 PM
67° 6:00 PM
Clear night · 12:00 AM
51° 12:00 AM
Clear night · 6:00 AM
48° Friday 6:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Sinclair

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

Air quality is favorable for outdoor activities.

PM10 PM10 Good 6,1µg/m³

Air quality is favorable for outdoor activities.

O₃ O₃ Fair 86,0µg/m³

Air quality is acceptable for most people.

NO₂ NO₂ Good 0,2µg/m³

Air quality is favorable for outdoor activities.

Air quality is acceptable for most people.

HEALTH & EXPOSURE

UV, Sun & Health Outlook in Sinclair

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 4,1Moderate 🙂Fair
Tomorrow UV 1,8Low 🙂Fair
Tuesday UV 0,0Low 🙂Fair
Hourly UV index today
2:00 PMUV 4,0 3:00 PMUV 3,8 4:00 PMUV 3,2 5:00 PMUV 2,2 6:00 PMUV 1,1 7:00 PMUV 0,3
Hourly UV index tomorrow
7:00 AMUV 0,0 8:00 AMUV 0,3 9:00 AMUV 1,2 10:00 AMUV 2,2 11:00 AMUV 3,1 12:00 PMUV 3,3 1:00 PMUV 3,8 2:00 PMUV 4,1 3:00 PMUV 3,7 4:00 PMUV 3,2 5:00 PMUV 2,1 6:00 PMUV 1,0 7:00 PMUV 0,2
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

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

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed. Dry air can increase hydration needs.

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 Sinclair

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 2:00 PM 3:00 PM 4:00 PM 5:00 PM 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 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 9:00 AM 12:00 PM 3:00 PM Tuesday 6:00 PM 9:00 PM 12:00 AM 3:00 AM Wednesday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Thursday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Friday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Saturday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Sunday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Monday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Tuesday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Wednesday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Thursday 6:00 AM 12:00 PM 6:00 PM 12:00 AM Friday 6:00 AM
Sustained wind Max gusts

The technical data used to calculate this forecast for Sinclair were updated today at 1:43 PM. The displayed forecasts cover the period through 28/09/2026 at 11:00 AM. Weather and air-quality data provided by WEATHER-INFO.COM. UV-index data derived from ECMWF UVB by WEATHER PORTAL. Weather information is generated automatically and periodically reviewed by our technical team.

NIGHT SKY · SINCLAIR, WYOMING

Tonight's Stargazing & Shooting Stars

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

84/100Best-hour score
BEST TIME TONIGHT 9:00 PM–10:00 PM Astronomical darkness: 8:31 PM–5:28 AM
☁ Cloud cover 12% Real hourly forecast for the best viewing hour.
☾ Moonlight 100% Full Moon · Moon about 25° above the horizon at the best viewing hour.
☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant -3° 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.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
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
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% 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.