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Now · 1:44 AM

Grand Bay Weather & Hourly Forecast

United States · Alabama · 36541

Clear night
74°F
Clear night
Feels like: 82°F
💧 Humidity 97% 🌡 Pressure 30.00 inHg 💨 Wind 3 mph 👁 Visibility 10.8 mi Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Grand Bay

Today
Clear night · 2:00 AM Clear night
74° 💧 None 💨 3 mph H 97%30.00 inHg
Clear night · 5:00 AM Clear night
73° 💧 None 💨 3 mph H 95%30.03 inHg
Sunny · 8:00 AM Sunny
78° 💧 None 💨 4 mph H 87%30.09 inHg
Mostly sunny · 11:00 AM Mostly sunny
91° 💧 0.002 in 💨 5 mph H 57%30.12 inHg
Sunny · 2:00 PM Sunny
93° 💧 0.002 in 💨 6 mph H 51%30.09 inHg
Mostly cloudy · 5:00 PM Mostly cloudy
90° 💧 0.001 in 💨 5 mph H 58%30.06 inHg
Clear night · 8:00 PM Clear night
81° 💧 None 💨 4 mph H 82%30.09 inHg
Clear night · 11:00 PM Clear night
79° 💧 None 💨 2 mph H 92%30.12 inHg
Tomorrow
Clear night · 2:00 AM Clear night
78° 💧 0.003 in 💨 4 mph H 98%30.12 inHg
Partly cloudy night · 5:00 AM Partly cloudy night
77° 💧 0.004 in 💨 5 mph H 99%30.12 inHg
Mostly sunny · 8:00 AM Mostly sunny
79° 💧 0.002 in 💨 8 mph H 90%30.18 inHg
Light rain · 11:00 AM Light rain
85° 💧 0.018 in 💨 11 mph H 75%30.21 inHg
Light rain · 2:00 PM Light rain
88° 💧 0.020 in 💨 10 mph H 67%30.18 inHg
Light rain · 5:00 PM Light rain
87° 💧 0.015 in 💨 7 mph H 67%30.15 inHg
Clear night · 8:00 PM Clear night
81° 💧 None 💨 3 mph H 83%30.15 inHg
Clear night · 11:00 PM Clear night
79° 💧 None 💨 6 mph H 80%30.18 inHg

In Grand Bay and, more broadly, across the state of Alabama: Clear skies will persist into the evening, with temperatures remaining quite warm, ranging from 88 to 92 degrees Fahrenheit. Expect light east winds at around 4 mph, with occasional gusts up to 4 mph. No rain is anticipated tonight, so the dry conditions will continue into the early hours. Keep in mind that it will stay warm throughout the evening, making it a good time to enjoy outdoor activities if you prefer to avoid the heat of the day. The light wind will provide minimal relief from the warmth, but overall, the night will remain clear and dry. Temperatures will gradually cool but are expected to stay comfortably warm during the overnight hours.

15-Day Weather Outlook for Grand Bay

Tuesday, Sep 15Tue Sep 15 Partly cloudy Partly cloudy 93°/73° 💧 None 💨 7 mph
TomorrowTomorrow Mostly sunny Mostly sunny 90°/76° 💧 None 💨 11 mph
Thursday, Sep 17Thu Sep 17 Mostly sunny Mostly sunny 88°/71° 💧 0.236 in 💨 7 mph
Friday, Sep 18Fri Sep 18 Sunny Sunny 89°/69° 💧 None 💨 6 mph
Saturday, Sep 19Sat Sep 19 Light rain Light rain 94°/72° 💧 0.062 in 💨 6 mph
Sunday, Sep 20Sun Sep 20 Light rain Light rain 89°/75° 💧 0.006 in 💨 5 mph
Monday, Sep 21Mon Sep 21 Light rain Light rain 87°/72° 💧 0.131 in 💨 6 mph
Tuesday, Sep 22Tue Sep 22 Light rain Light rain 89°/72° 💧 0.106 in 💨 4 mph
Wednesday, Sep 23Wed Sep 23 Mostly cloudy Mostly cloudy 88°/72° 💧 0.106 in 💨 5 mph
Thursday, Sep 24Thu Sep 24 Mostly sunny Mostly sunny 86°/74° 💧 0.067 in 💨 10 mph
Friday, Sep 25Fri Sep 25 Partly cloudy Partly cloudy 83°/72° 💧 0.001 in 💨 9 mph
Saturday, Sep 26Sat Sep 26 Mostly sunny Mostly sunny 86°/69° 💧 None 💨 12 mph
Sunday, Sep 27Sun Sep 27 Light rain Light rain 86°/73° 💧 0.020 in 💨 9 mph
Monday, Sep 28Mon Sep 28 Light rain Light rain 84°/73° 💧 0.142 in 💨 7 mph
Tuesday, Sep 29Tue Sep 29 Mostly sunny Mostly sunny 79°/74° 💧 0.099 in 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Grand Bay

Vertical axis: °F · Color based on temperature
Clear night at 2:00 AM
74° Today 2:00 AM
Clear night at 3:00 AM
74° 3:00 AM
Clear night at 4:00 AM
73° 4:00 AM
Clear night at 5:00 AM
73° 5:00 AM
Clear night at 6:00 AM
73° Today 6:00 AM
Sunny at 7:00 AM
73° 7:00 AM
Sunny at 8:00 AM
78° 8:00 AM
Sunny at 9:00 AM
83° 9:00 AM
Sunny at 10:00 AM
88° Today 10:00 AM
Mostly sunny at 11:00 AM
91° 11:00 AM
Mostly sunny at 12:00 PM
92° 12:00 PM
Mostly sunny at 1:00 PM
92° 1:00 PM
Sunny at 2:00 PM
93° Today 2:00 PM
Sunny at 3:00 PM
92° 3:00 PM
Partly cloudy at 4:00 PM
92° 4:00 PM
Mostly cloudy at 5:00 PM
90° 5:00 PM
Partly cloudy at 6:00 PM
87° Today 6:00 PM
Mostly clear night at 7:00 PM
83° 7:00 PM
Clear night at 8:00 PM
81° 8:00 PM
Clear night at 9:00 PM
80° 9:00 PM
Clear night at 10:00 PM
80° Today 10:00 PM
Clear night at 11:00 PM
79° 11:00 PM
Clear night at 12:00 AM
78° 12:00 AM
Clear night at 1:00 AM
78° 1:00 AM
Clear night at 2:00 AM
78° Tomorrow 2:00 AM
Mostly clear night at 3:00 AM
78° 3:00 AM
Mostly clear night at 4:00 AM
78° 4:00 AM
Partly cloudy night at 5:00 AM
77° 5:00 AM
Mostly clear night at 6:00 AM
77° Tomorrow 6:00 AM
Sunny at 7:00 AM
77° 7:00 AM
Mostly sunny at 8:00 AM
79° 8:00 AM
Overcast at 9:00 AM
81° 9:00 AM
Mostly cloudy at 10:00 AM
83° Tomorrow 10:00 AM
Light rain at 11:00 AM
85° 11:00 AM
Partly cloudy at 12:00 PM
87° 12:00 PM
Light rain at 1:00 PM
86° 1:00 PM
Light rain at 2:00 PM
88° Tomorrow 2:00 PM
Partly cloudy at 3:00 PM
89° 3:00 PM
Light rain at 4:00 PM
89° 4:00 PM
Light rain at 5:00 PM
87° 5:00 PM
Mostly sunny at 6:00 PM
85° Tomorrow 6:00 PM
Clear night at 7:00 PM
82° 7:00 PM
Clear night at 8:00 PM
81° 8:00 PM
Clear night at 9:00 PM
80° 9:00 PM
Clear night at 10:00 PM
79° Tomorrow 10:00 PM
Clear night at 11:00 PM
79° 11:00 PM
Clear night at 12:00 AM
78° 12:00 AM
Clear night at 1:00 AM
75° 1:00 AM
Clear night at 2:00 AM
74° Thursday 2:00 AM
Mostly clear night at 3:00 AM
73° 3:00 AM
Clear night at 4:00 AM
73° 4:00 AM
Clear night at 5:00 AM
72° 5:00 AM
Clear night at 6:00 AM
71° Thursday 6:00 AM
Sunny at 7:00 AM
71° 7:00 AM
Sunny at 8:00 AM
75° 8:00 AM
Sunny at 9:00 AM
78° 9:00 AM
Sunny at 10:00 AM
81° Thursday 10:00 AM
Sunny at 11:00 AM
84° 11:00 AM
Sunny at 12:00 PM
86° 12:00 PM
Sunny at 1:00 PM
87° 1:00 PM
Sunny at 2:00 PM
88° Thursday 2:00 PM
Sunny at 3:00 PM
88° 3:00 PM
Sunny at 4:00 PM
88° 4:00 PM
Sunny at 5:00 PM
87° 5:00 PM
Sunny at 6:00 PM
85° Thursday 6:00 PM
Clear night at 7:00 PM
80° 7:00 PM
Clear night at 10:00 PM
77° 10:00 PM
Clear night at 1:00 AM
73° 1:00 AM
Clear night at 4:00 AM
71° Friday 4:00 AM
Sunny at 7:00 AM
69° 7:00 AM
Sunny at 10:00 AM
84° 10:00 AM
Sunny at 1:00 PM
89° 1:00 PM
Sunny at 4:00 PM
89° Friday 4:00 PM
Clear night at 7:00 PM
80° 7:00 PM
Clear night at 10:00 PM
77° 10:00 PM
Clear night at 1:00 AM
75° 1:00 AM
Clear night at 4:00 AM
73° Saturday 4:00 AM
Sunny at 7:00 AM
72° 7:00 AM
Sunny at 10:00 AM
84° 10:00 AM
Sunny at 1:00 PM
94° 1:00 PM
Light rain at 4:00 PM
92° Saturday 4:00 PM
Light rain at 7:00 PM
82° 7:00 PM
Clear night at 10:00 PM
78° 10:00 PM
Clear night at 1:00 AM
76° 1:00 AM
Mostly cloudy night at 4:00 AM
75° Sunday 4:00 AM
Mostly cloudy at 7:00 AM
75° 7:00 AM
Sunny at 10:00 AM
84° 10:00 AM
Mostly cloudy at 1:00 PM
89° 1:00 PM
Light rain at 7:00 PM
88° Sunday 7:00 PM
Light rain at 1:00 AM
76° 1:00 AM
Partly cloudy at 7:00 AM
73° 7:00 AM
Overcast at 1:00 PM
72° 1:00 PM
Light rain at 7:00 PM
87° Monday 7:00 PM
Light rain at 1:00 AM
77° 1:00 AM
Mostly sunny at 7:00 AM
75° 7:00 AM
Overcast at 1:00 PM
72° 1:00 PM
Mostly clear night at 7:00 PM
89° Tuesday 7:00 PM
Mostly clear night at 1:00 AM
80° 1:00 AM
Mostly sunny at 7:00 AM
77° 7:00 AM
Mostly cloudy at 1:00 PM
72° 1:00 PM
Mostly cloudy night at 7:00 PM
88° Wednesday 7:00 PM
Mostly cloudy night at 1:00 AM
79° 1:00 AM
Mostly sunny at 7:00 AM
76° 7:00 AM
Mostly sunny at 1:00 PM
74° 1:00 PM
Overcast night at 7:00 PM
86° Thursday 7:00 PM
Clear night at 1:00 AM
80° 1:00 AM
Sunny at 7:00 AM
74° 7:00 AM
Partly cloudy at 1:00 PM
72° 1:00 PM
Clear night at 7:00 PM
83° Friday 7:00 PM
Mostly clear night at 1:00 AM
80° 1:00 AM
Sunny at 7:00 AM
75° 7:00 AM
Sunny at 1:00 PM
69° 1:00 PM
Partly cloudy night at 7:00 PM
86° Saturday 7:00 PM
Partly cloudy night at 1:00 AM
80° 1:00 AM
Mostly sunny at 7:00 AM
76° 7:00 AM
Mostly sunny at 1:00 PM
73° 1:00 PM
Light rain at 7:00 PM
86° Sunday 7:00 PM
Clear night at 1:00 AM
78° 1:00 AM
Mostly sunny at 7:00 AM
75° 7:00 AM
Sunny at 1:00 PM
73° 1:00 PM
Light rain at 7:00 PM
84° Monday 7:00 PM
Mostly clear night at 1:00 AM
79° 1:00 AM
Sunny at 7:00 AM
76° 7:00 AM
Partly cloudy at 1:00 PM
74° 1:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Grand Bay

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

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

O₃ Ozone Fair 84,2µg/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 acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Grand Bay

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 9,2Very high 🙂Fair
Tomorrow UV 8,8Very high 😐Moderate
Thursday UV 8,0Very high 😐Moderate
Friday UV 8,0Very high 😐Moderate
Saturday UV 8,0Very high 😊Good
Sunday UV 7,0High Unavailable
Monday UV 7,0High Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,6 9:00 AMUV 2,0 10:00 AMUV 4,2 11:00 AMUV 6,7 12:00 PMUV 8,6 1:00 PMUV 9,2 2:00 PMUV 8,3 3:00 PMUV 6,1 4:00 PMUV 3,6 5:00 PMUV 1,5 6:00 PMUV 0,4
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.

Comfortable temperature conditions

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

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 Grand Bay

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

Tonight's Stargazing & Shooting Stars

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

96/100Best-hour score
BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:21 PM–5:17 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 13% Waxing Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 79° 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 min79%
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 Grand Bay were last refreshed today at 1:44 AM. The current forecast period extends through 16/09/2026 at 11:00 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.