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Now · 5:17 AM

Allen Weather & Hourly Forecast

United States · Maryland · 21810

Overcast night
58°F
Overcast night
Feels like: 50°F
💧 Humidity 58% 🌡 Pressure 30.06 inHg 💨 Wind 11 mph 👁 Visibility 24.3 mi ☁ Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:52 AM 🌇 Sunset 6:56 PM

Hourly Forecast for Allen

Today
Overcast night · 6:00 AM Overcast night
58° 💧 None 💨 12 mph H 56%30.06 inHg
Overcast · 9:00 AM Overcast
59° 💧 None 💨 11 mph H 59%30.03 inHg
Overcast · 12:00 PM Overcast
63° 💧 None 💨 13 mph H 56%30.00 inHg
Overcast · 3:00 PM Overcast
67° 💧 None 💨 14 mph H 48%29.94 inHg
Overcast · 6:00 PM Overcast
67° 💧 None 💨 12 mph H 45%29.94 inHg
Mostly cloudy night · 9:00 PM Mostly cloudy night
63° 💧 None 💨 12 mph H 52%29.94 inHg
Tomorrow
Overcast night · 12:00 AM Overcast night
65° 💧 None 💨 13 mph H 50%29.91 inHg
Mostly cloudy night · 3:00 AM Mostly cloudy night
62° 💧 None 💨 13 mph H 57%29.85 inHg
Partly cloudy night · 6:00 AM Partly cloudy night
61° 💧 None 💨 15 mph H 58%29.80 inHg
Overcast · 9:00 AM Overcast
63° 💧 0.008 in 💨 14 mph H 61%29.77 inHg
Light rain · 12:00 PM Light rain
62° 💧 0.016 in 💨 16 mph H 70%29.77 inHg
Overcast · 3:00 PM Overcast
63° 💧 0.030 in 💨 17 mph H 72%29.77 inHg
Light rain · 6:00 PM Light rain
60° 💧 0.017 in 💨 15 mph H 82%29.77 inHg
Light rain · 9:00 PM Light rain
60° 💧 0.023 in 💨 15 mph H 82%29.77 inHg
Sunday
Light rain · 12:00 AM Light rain
59° 💧 0.084 in 💨 13 mph H 90%29.74 inHg
Light rain · 3:00 AM Light rain
59° 💧 0.154 in 💨 12 mph H 97%29.71 inHg

In Allen and, more broadly, across the state of Maryland: The morning will start with mostly cloudy skies and mild temperatures around 65 to 74 degrees Fahrenheit. Light northeast winds are expected, reaching up to 9 mph with gusts up to 17 mph. As the day progresses, there's a high likelihood of rain, with an expected accumulation of about 0.18 inches. The rain could develop at any time, so it’s a good idea to have an umbrella handy. Temperatures are expected to remain steady through the afternoon, maintaining the mild conditions. Overall, expect a cloudy day with periods of light rainfall and gentle breezes.

15-Day Weather Outlook for Allen

TomorrowTomorrow Overcast Overcast 65°/59° 💧 None 💨 18 mph
Sunday, Sep 27Sun Sep 27 Overcast Overcast 64°/58° 💧 None 💨 16 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Allen

Vertical axis: °F · Color based on temperature
Overcast night at 6:00 AM
58° Today 6:00 AM
Overcast at 7:00 AM
57° 7:00 AM
Overcast at 8:00 AM
57° 8:00 AM
Overcast at 9:00 AM
59° 9:00 AM
Overcast at 10:00 AM
60° Today 10:00 AM
Overcast at 11:00 AM
62° 11:00 AM
Overcast at 12:00 PM
63° 12:00 PM
Overcast at 1:00 PM
66° 1:00 PM
Overcast at 2:00 PM
67° Today 2:00 PM
Overcast at 3:00 PM
67° 3:00 PM
Overcast at 4:00 PM
67° 4:00 PM
Overcast at 5:00 PM
68° 5:00 PM
Overcast at 6:00 PM
67° Today 6:00 PM
Overcast night at 7:00 PM
66° 7:00 PM
Mostly cloudy night at 8:00 PM
65° 8:00 PM
Mostly cloudy night at 9:00 PM
63° 9:00 PM
Overcast night at 10:00 PM
64° Today 10:00 PM
Overcast night at 11:00 PM
64° 11:00 PM
Overcast night at 12:00 AM
65° 12:00 AM
Overcast night at 1:00 AM
63° 1:00 AM
Mostly cloudy night at 2:00 AM
63° Tomorrow 2:00 AM
Mostly cloudy night at 3:00 AM
62° 3:00 AM
Mostly cloudy night at 4:00 AM
62° 4:00 AM
Mostly clear night at 5:00 AM
62° 5:00 AM
Partly cloudy night at 6:00 AM
61° Tomorrow 6:00 AM
Mostly cloudy at 7:00 AM
61° 7:00 AM
Mostly cloudy at 8:00 AM
62° 8:00 AM
Overcast at 9:00 AM
63° 9:00 AM
Overcast at 10:00 AM
63° Tomorrow 10:00 AM
Light rain at 11:00 AM
62° 11:00 AM
Light rain at 12:00 PM
62° 12:00 PM
Light rain at 1:00 PM
63° 1:00 PM
Overcast at 2:00 PM
64° Tomorrow 2:00 PM
Overcast at 3:00 PM
63° 3:00 PM
Light rain at 4:00 PM
62° 4:00 PM
Light rain at 5:00 PM
61° 5:00 PM
Light rain at 6:00 PM
60° Tomorrow 6:00 PM
Overcast night at 7:00 PM
60° 7:00 PM
Light rain at 8:00 PM
60° 8:00 PM
Light rain at 9:00 PM
60° 9:00 PM
Light rain at 10:00 PM
60° Tomorrow 10:00 PM
Light rain at 11:00 PM
59° 11:00 PM
Light rain at 12:00 AM
59° 12:00 AM
Light rain at 1:00 AM
59° 1:00 AM
Light rain at 2:00 AM
58° Sunday 2:00 AM
Light rain at 3:00 AM
59° 3:00 AM
Light rain at 4:00 AM
58° 4:00 AM
Light rain at 5:00 AM
58° 5:00 AM
Light rain at 6:00 AM
58° Sunday 6:00 AM
Light rain at 7:00 AM
58° 7:00 AM
Light rain at 8:00 AM
59° 8:00 AM
Light rain at 9:00 AM
59° 9:00 AM
Light rain at 10:00 AM
59° Sunday 10:00 AM
Light rain at 11:00 AM
62° 11:00 AM
Overcast at 12:00 PM
63° 12:00 PM
Overcast at 1:00 PM
64° 1:00 PM
Light rain at 2:00 PM
64° Sunday 2:00 PM
Light rain at 3:00 PM
63° 3:00 PM
Light rain at 4:00 PM
63° 4:00 PM
Light rain at 5:00 PM
61° 5:00 PM
Light rain at 6:00 PM
61° Sunday 6:00 PM
Light rain at 7:00 PM
60° 7:00 PM
Overcast night at 8:00 PM
61° 8:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Allen

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

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

O₃ Ozone Fair 75,1µg/m³

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

NO₂ Nitrogen dioxide Good 3,5µg/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 Allen

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 3,3Moderate 🙂Fair
Tomorrow UV 2,0Low 🙂Fair
Sunday UV 2,5Low 🙂Fair
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,3 9:00 AMUV 0,7 10:00 AMUV 1,3 11:00 AMUV 1,5 12:00 PMUV 2,2 1:00 PMUV 3,3 2:00 PMUV 3,1 3:00 PMUV 2,2 4:00 PMUV 1,7 5:00 PMUV 1,4 6:00 PMUV 0,7
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.

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 Allen

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 6:00 AM 7:00 AM 8:00 AM 9:00 AM 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 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
Sustained wind Max gusts
NIGHT SKY · ALLEN, MARYLAND

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

28/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
☁ Cloud cover 100% Real hourly forecast for the best viewing hour.
☾ Moonlight 98% Full Moon · Moon below the horizon at the best viewing hour.
☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 57° high at the best hour.
✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.
Chance ≥1 meteor in 30 minNot meaningful
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.

Forecast data for Allen were last refreshed today at 5:17 AM. The current forecast period extends through 27/09/2026 at 3:00 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.