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Now · 9:30 AM

Alpine Weather & Hourly Forecast

United States · Utah · 84004

Sunny
61°F
Sunny
Feels like: 57°F
💧 Humidity 56% 🌡 Pressure 30.06 inHg 💨 Wind 4 mph 👁 Visibility 20.8 mi Clouds 12% ☀️ UV index 1.1 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Alpine

Today
Sunny · 10:00 AM Sunny
61° 💧 0.004 in 💨 4 mph H 56%30.06 inHg
Mostly sunny · 1:00 PM Mostly sunny
66° 💧 0.007 in 💨 5 mph H 43%30.06 inHg
Mostly sunny · 4:00 PM Mostly sunny
68° 💧 None 💨 5 mph H 36%30.00 inHg
Partly cloudy · 7:00 PM Partly cloudy
65° 💧 None 💨 7 mph H 37%30.00 inHg
Partly cloudy night · 10:00 PM Partly cloudy night
59° 💧 None 💨 2 mph H 44%30.03 inHg
Tomorrow
Mostly clear night · 1:00 AM Mostly clear night
57° 💧 None 💨 1 mph H 45%30.03 inHg
Clear night · 4:00 AM Clear night
56° 💧 None 💨 0 mph H 45%30.03 inHg
Clear night · 7:00 AM Clear night
55° 💧 None 💨 0 mph H 46%30.06 inHg
Sunny · 10:00 AM Sunny
65° 💧 None 💨 3 mph H 33%30.12 inHg
Sunny · 1:00 PM Sunny
72° 💧 None 💨 6 mph H 26%30.12 inHg
Sunny · 4:00 PM Sunny
74° 💧 None 💨 8 mph H 23%30.09 inHg
Sunny · 7:00 PM Sunny
68° 💧 None 💨 7 mph H 25%30.12 inHg
Clear night · 10:00 PM Clear night
60° 💧 None 💨 2 mph H 34%30.15 inHg
Wednesday
Mostly clear night · 1:00 AM Mostly clear night
58° 💧 None 💨 0 mph H 31%30.18 inHg
Partly cloudy night · 4:00 AM Partly cloudy night
57° 💧 None 💨 0 mph H 31%30.21 inHg
Clear night · 7:00 AM Clear night
55° 💧 None 💨 1 mph H 31%30.24 inHg

In Alpine and, more broadly, across the state of Utah: Clear skies are expected to continue through the morning, with mild temperatures ranging from 47 to 64 degrees Fahrenheit. Winds will be moderate from the west, reaching up to 12 mph, with gusts up to 17 mph. As the afternoon approaches, the weather will remain dry and clear. Temperatures are anticipated to stay within the same mild range, offering comfortable conditions. Winds may pick up slightly, but overall, the weather will be calm and pleasant. No precipitation is expected throughout the day, making this a good day for outdoor activities.

15-Day Weather Outlook for Alpine

TomorrowTomorrow Mostly cloudy Mostly cloudy 74°/55° 💧 None 💨 8 mph
Wednesday, Sep 9Wed Sep 9 Mostly sunny Mostly sunny 78°/55° 💧 None 💨 8 mph
Thursday, Sep 10Thu Sep 10 Partly cloudy Partly cloudy 76°/56° 💧 0.010 in 💨 7 mph
Friday, Sep 11Fri Sep 11 Mostly sunny Mostly sunny 72°/61° 💧 0.002 in 💨 8 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 79°/58° 💧 0.008 in 💨 13 mph
Sunday, Sep 13Sun Sep 13 Mostly sunny Mostly sunny 77°/59° 💧 0.107 in 💨 12 mph
Monday, Sep 14Mon Sep 14 Mostly sunny Mostly sunny 70°/43° 💧 None 💨 12 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 64°/55° 💧 None 💨 5 mph
Wednesday, Sep 16Wed Sep 16 Partly cloudy Partly cloudy 73°/59° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Moderate rain Moderate rain 67°/54° 💧 0.706 in 💨 6 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 63°/55° 💧 0.105 in 💨 6 mph
Saturday, Sep 19Sat Sep 19 Partly cloudy Partly cloudy 68°/55° 💧 0.030 in 💨 4 mph
Sunday, Sep 20Sun Sep 20 Light rain Light rain 68°/50° 💧 0.126 in 💨 6 mph
Monday, Sep 21Mon Sep 21 Moderate rain Moderate rain 61°/50° 💧 0.159 in 💨 4 mph
Tuesday, Sep 22Tue Sep 22 Sunny Sunny 65°/64° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Alpine

Vertical axis: °F · Color based on temperature
Sunny at 10:00 AM
61° Today 10:00 AM
Mostly sunny at 11:00 AM
62° 11:00 AM
Partly cloudy at 12:00 PM
65° 12:00 PM
Mostly sunny at 1:00 PM
66° 1:00 PM
Mostly sunny at 2:00 PM
67° Today 2:00 PM
Mostly sunny at 3:00 PM
68° 3:00 PM
Mostly sunny at 4:00 PM
68° 4:00 PM
Mostly sunny at 5:00 PM
68° 5:00 PM
Mostly cloudy at 6:00 PM
67° Today 6:00 PM
Partly cloudy at 7:00 PM
65° 7:00 PM
Mostly clear night at 8:00 PM
61° 8:00 PM
Mostly cloudy night at 9:00 PM
59° 9:00 PM
Partly cloudy night at 10:00 PM
59° Today 10:00 PM
Clear night at 11:00 PM
58° 11:00 PM
Partly cloudy night at 12:00 AM
57° 12:00 AM
Mostly clear night at 1:00 AM
57° 1:00 AM
Clear night at 2:00 AM
56° Tomorrow 2:00 AM
Clear night at 3:00 AM
56° 3:00 AM
Clear night at 4:00 AM
56° 4:00 AM
Clear night at 5:00 AM
56° 5:00 AM
Clear night at 6:00 AM
56° Tomorrow 6:00 AM
Clear night at 7:00 AM
55° 7:00 AM
Sunny at 8:00 AM
58° 8:00 AM
Sunny at 9:00 AM
63° 9:00 AM
Sunny at 10:00 AM
65° Tomorrow 10:00 AM
Sunny at 11:00 AM
68° 11:00 AM
Sunny at 12:00 PM
71° 12:00 PM
Sunny at 1:00 PM
72° 1:00 PM
Sunny at 2:00 PM
73° Tomorrow 2:00 PM
Sunny at 3:00 PM
74° 3:00 PM
Sunny at 4:00 PM
74° 4:00 PM
Sunny at 5:00 PM
73° 5:00 PM
Sunny at 6:00 PM
71° Tomorrow 6:00 PM
Sunny at 7:00 PM
68° 7:00 PM
Clear night at 8:00 PM
64° 8:00 PM
Clear night at 9:00 PM
61° 9:00 PM
Clear night at 10:00 PM
60° Tomorrow 10:00 PM
Clear night at 11:00 PM
59° 11:00 PM
Clear night at 12:00 AM
58° 12:00 AM
Mostly clear night at 1:00 AM
58° 1:00 AM
Mostly clear night at 2:00 AM
58° Wednesday 2:00 AM
Partly cloudy night at 3:00 AM
57° 3:00 AM
Partly cloudy night at 4:00 AM
57° 4:00 AM
Partly cloudy night at 5:00 AM
56° 5:00 AM
Mostly clear night at 6:00 AM
55° Wednesday 6:00 AM
Clear night at 7:00 AM
55° 7:00 AM
Sunny at 8:00 AM
58° 8:00 AM
Sunny at 9:00 AM
64° 9:00 AM
Sunny at 10:00 AM
68° Wednesday 10:00 AM
Mostly sunny at 11:00 AM
71° 11:00 AM
Mostly sunny at 12:00 PM
74° 12:00 PM
Partly cloudy at 1:00 PM
77° 1:00 PM
Partly cloudy at 2:00 PM
78° Wednesday 2:00 PM
Mostly cloudy at 3:00 PM
78° 3:00 PM
Mostly cloudy at 4:00 PM
78° 4:00 PM
Partly cloudy at 5:00 PM
77° 5:00 PM
Partly cloudy at 6:00 PM
75° Wednesday 6:00 PM
Clear night at 3:00 AM
57° 3:00 AM
Clear night at 6:00 AM
56° 6:00 AM
Sunny at 9:00 AM
66° 9:00 AM
Mostly sunny at 12:00 PM
74° Thursday 12:00 PM
Sunny at 3:00 PM
76° 3:00 PM
Mostly sunny at 6:00 PM
72° 6:00 PM
Mostly clear night at 9:00 PM
64° 9:00 PM
Mostly clear night at 12:00 AM
64° Friday 12:00 AM
Partly cloudy night at 3:00 AM
63° 3:00 AM
Mostly clear night at 6:00 AM
61° 6:00 AM
Mostly sunny at 9:00 AM
66° 9:00 AM
Sunny at 12:00 PM
71° Friday 12:00 PM
Mostly sunny at 3:00 PM
72° 3:00 PM
Sunny at 6:00 PM
70° 6:00 PM
Clear night at 9:00 PM
61° 9:00 PM
Clear night at 12:00 AM
59° Saturday 12:00 AM
Clear night at 3:00 AM
60° 3:00 AM
Partly cloudy night at 6:00 AM
58° 6:00 AM
Partly cloudy at 9:00 AM
67° 9:00 AM
Light rain at 12:00 PM
73° Saturday 12:00 PM
Mostly sunny at 3:00 PM
79° 3:00 PM
Mostly sunny at 6:00 PM
77° 6:00 PM
Clear night at 9:00 PM
72° 9:00 PM
Mostly clear night at 12:00 AM
65° Sunday 12:00 AM
Clear night at 6:00 AM
65° 6:00 AM
Mostly sunny at 12:00 PM
59° 12:00 PM
Mostly sunny at 6:00 PM
70° 6:00 PM
Mostly clear night at 12:00 AM
65° Monday 12:00 AM
Clear night at 6:00 AM
50° 6:00 AM
Sunny at 12:00 PM
43° 12:00 PM
Sunny at 6:00 PM
59° 6:00 PM
Clear night at 12:00 AM
64° Tuesday 12:00 AM
Clear night at 6:00 AM
55° 6:00 AM
Sunny at 12:00 PM
56° 12:00 PM
Sunny at 6:00 PM
71° 6:00 PM
Clear night at 12:00 AM
73° Wednesday 12:00 AM
Partly cloudy night at 6:00 AM
63° 6:00 AM
Mostly cloudy at 12:00 PM
59° 12:00 PM
Mostly cloudy at 6:00 PM
67° 6:00 PM
Overcast night at 12:00 AM
64° Thursday 12:00 AM
Moderate rain at 6:00 AM
56° 6:00 AM
Light rain at 12:00 PM
54° 12:00 PM
Partly cloudy at 6:00 PM
63° 6:00 PM
Mostly clear night at 12:00 AM
63° Friday 12:00 AM
Clear night at 6:00 AM
56° 6:00 AM
Sunny at 12:00 PM
55° 12:00 PM
Sunny at 6:00 PM
68° 6:00 PM
Partly cloudy night at 12:00 AM
66° Saturday 12:00 AM
Mostly clear night at 6:00 AM
58° 6:00 AM
Sunny at 12:00 PM
55° 12:00 PM
Mostly sunny at 6:00 PM
68° 6:00 PM
Mostly clear night at 12:00 AM
61° Sunday 12:00 AM
Clear night at 6:00 AM
54° 6:00 AM
Light rain at 12:00 PM
50° 12:00 PM
Moderate rain at 6:00 PM
59° 6:00 PM
Mostly clear night at 12:00 AM
61° Monday 12:00 AM
Clear night at 6:00 AM
52° 6:00 AM
Sunny at 12:00 PM
50° 12:00 PM
Sunny at 6:00 PM
64° 6:00 PM
Clear night at 12:00 AM
65° Tuesday 12:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Alpine

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 10:00 AM
PM2.5 Fine particles Good 0,7µg/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 2,5µg/m³

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

O₃ Ozone Good 39,5µg/m³

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

NO₂ Nitrogen dioxide Good 0,7µg/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 Alpine

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 7,6High 😊Good
Tomorrow UV 8,1Very high 🙂Fair
Wednesday UV 8,2Very high 😐Moderate
Thursday UV 8,6Very high 🙂Fair
Friday UV 7,0High 🙂Fair
Saturday UV 6,0High Unavailable
Sunday UV 6,0High Unavailable
Hourly UV index today
10:00 AMUV 2,5 11:00 AMUV 4,5 12:00 PMUV 6,7 1:00 PMUV 7,6 2:00 PMUV 7,0 3:00 PMUV 6,5 4:00 PMUV 4,6 5:00 PMUV 2,5 6:00 PMUV 1,0 7:00 PMUV 0,2
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.

Good air quality

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

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

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 Alpine

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

Tonight's Stargazing & Shooting Stars

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

100/100Best-hour score
BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 9:23 PM–5:27 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 13% Waning Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 73° 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.

Forecast data for Alpine were last refreshed today at 9:30 AM. The current forecast period extends through 09/09/2026 at 7:00 AM. 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.