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Now · 11:49 AM

Southport Weather & Hourly Forecast

United States · Indiana · 46227

Mostly sunny
85°F
Mostly sunny
Feels like: 93°F
💧 Humidity 69% 🌡 Pressure 30.27 inHg 💨 Wind 3 mph 👁 Visibility 19.8 mi Clouds 14% ☀️ UV index 1.7 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Southport

Today
Mostly sunny · 12:00 PM Mostly sunny
85° 💧 0.000 in 💨 3 mph H 69%30.27 inHg
Sunny · 3:00 PM Sunny
91° 💧 0.001 in 💨 6 mph H 54%30.21 inHg
Light rain · 6:00 PM Light rain
90° 💧 0.008 in 💨 4 mph H 56%30.15 inHg
Clear night · 9:00 PM Clear night
82° 💧 None 💨 4 mph H 80%30.21 inHg
Tomorrow
Clear night · 12:00 AM Clear night
78° 💧 None 💨 5 mph H 87%30.21 inHg
Clear night · 3:00 AM Clear night
77° 💧 None 💨 5 mph H 78%30.18 inHg
Clear night · 6:00 AM Clear night
76° 💧 None 💨 6 mph H 74%30.18 inHg
Sunny · 9:00 AM Sunny
78° 💧 0.027 in 💨 6 mph H 73%30.21 inHg
Light rain · 12:00 PM Light rain
83° 💧 0.004 in 💨 3 mph H 68%30.21 inHg
Overcast · 3:00 PM Overcast
91° 💧 0.001 in 💨 6 mph H 51%30.15 inHg
Light rain · 6:00 PM Light rain
90° 💧 0.019 in 💨 6 mph H 51%30.09 inHg
Overcast night · 9:00 PM Overcast night
81° 💧 0.000 in 💨 3 mph H 78%30.12 inHg
Friday
Clear night · 12:00 AM Clear night
76° 💧 None 💨 3 mph H 90%30.15 inHg
Partly cloudy night · 3:00 AM Partly cloudy night
72° 💧 0.001 in 💨 5 mph H 94%30.18 inHg
Overcast night · 6:00 AM Overcast night
72° 💧 0.000 in 💨 4 mph H 94%30.18 inHg
Overcast · 9:00 AM Overcast
74° 💧 0.003 in 💨 7 mph H 88%30.18 inHg

In Southport and, more broadly, across the state of Indiana: This morning will be mostly sunny with a few clouds overhead, and temperatures are expected to start out in the low 70s. As the day progresses, temperatures will climb into the upper 80s and reach around 90 degrees in the afternoon. Some light southeast winds, mostly between 3 and 6 mph, will be felt, with occasional gusts up to 17 mph. There is a chance of a brief, light shower in the afternoon, with rainfall possibly totaling around 0.06 inches. The probability of rain reaching its peak is around 63%, so keep an umbrella handy if you plan outdoor activities. Overall, it will be a warm day with partly cloudy skies and a slight chance of brief showers later in the day.

15-Day Weather Outlook for Southport

TomorrowTomorrow Strong thunderstorm Strong thunderstorm 92°/76° 💧 None 💨 7 mph
Friday, Sep 18Fri Sep 18 Mostly cloudy Mostly cloudy 79°/71° 💧 None 💨 8 mph
Saturday, Sep 19Sat Sep 19 Mostly cloudy Mostly cloudy 92°/67° 💧 0.181 in 💨 10 mph
Sunday, Sep 20Sun Sep 20 Moderate rain Moderate rain 86°/68° 💧 0.361 in 💨 9 mph
Monday, Sep 21Mon Sep 21 Moderate rain Moderate rain 83°/64° 💧 0.090 in 💨 8 mph
Tuesday, Sep 22Tue Sep 22 Mostly cloudy Mostly cloudy 80°/66° 💧 0.066 in 💨 8 mph
Wednesday, Sep 23Wed Sep 23 Light rain Light rain 82°/67° 💧 0.032 in 💨 11 mph
Thursday, Sep 24Thu Sep 24 Partly cloudy Partly cloudy 87°/68° 💧 0.010 in 💨 6 mph
Friday, Sep 25Fri Sep 25 Mostly cloudy Mostly cloudy 81°/72° 💧 0.001 in 💨 9 mph
Saturday, Sep 26Sat Sep 26 Light rain Light rain 78°/68° 💧 0.082 in 💨 5 mph
Sunday, Sep 27Sun Sep 27 Partly cloudy Partly cloudy 78°/65° 💧 0.004 in 💨 7 mph
Monday, Sep 28Mon Sep 28 Partly cloudy Partly cloudy 78°/62° 💧 0.003 in 💨 7 mph
Tuesday, Sep 29Tue Sep 29 Sunny Sunny 79°/58° 💧 None 💨 6 mph
Wednesday, Sep 30Wed Sep 30 Partly cloudy Partly cloudy 82°/59° 💧 0.001 in 💨 6 mph
Thursday, Oct 1Thu Oct 1 Sunny Sunny 76°/76° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Southport

Vertical axis: °F · Color based on temperature
Mostly sunny at 12:00 PM
85° Today 12:00 PM
Sunny at 1:00 PM
88° 1:00 PM
Strong thunderstorm at 2:00 PM
90° 2:00 PM
Sunny at 3:00 PM
91° 3:00 PM
Mostly sunny at 4:00 PM
92° Today 4:00 PM
Mostly sunny at 5:00 PM
91° 5:00 PM
Light rain at 6:00 PM
90° 6:00 PM
Mostly sunny at 7:00 PM
87° 7:00 PM
Clear night at 8:00 PM
84° Today 8:00 PM
Clear night at 9:00 PM
82° 9:00 PM
Clear night at 10:00 PM
80° 10:00 PM
Clear night at 11:00 PM
79° 11:00 PM
Clear night at 12:00 AM
78° Tomorrow 12:00 AM
Clear night at 1:00 AM
77° 1:00 AM
Clear night at 2:00 AM
77° 2:00 AM
Clear night at 3:00 AM
77° 3:00 AM
Clear night at 4:00 AM
77° Tomorrow 4:00 AM
Clear night at 5:00 AM
77° 5:00 AM
Clear night at 6:00 AM
76° 6:00 AM
Clear night at 7:00 AM
76° 7:00 AM
Sunny at 8:00 AM
76° Tomorrow 8:00 AM
Sunny at 9:00 AM
78° 9:00 AM
Mostly sunny at 10:00 AM
81° 10:00 AM
Light rain at 11:00 AM
80° 11:00 AM
Light rain at 12:00 PM
83° Tomorrow 12:00 PM
Mostly sunny at 1:00 PM
87° 1:00 PM
Partly cloudy at 2:00 PM
89° 2:00 PM
Overcast at 3:00 PM
91° 3:00 PM
Strong thunderstorm at 4:00 PM
92° Tomorrow 4:00 PM
Overcast at 5:00 PM
92° 5:00 PM
Light rain at 6:00 PM
90° 6:00 PM
Overcast at 7:00 PM
87° 7:00 PM
Light rain at 8:00 PM
83° Tomorrow 8:00 PM
Overcast night at 9:00 PM
81° 9:00 PM
Mostly cloudy night at 10:00 PM
79° 10:00 PM
Mostly clear night at 11:00 PM
77° 11:00 PM
Clear night at 12:00 AM
76° Friday 12:00 AM
Mostly cloudy night at 1:00 AM
75° 1:00 AM
Mostly cloudy night at 2:00 AM
74° 2:00 AM
Partly cloudy night at 3:00 AM
72° 3:00 AM
Mostly clear night at 4:00 AM
72° Friday 4:00 AM
Overcast night at 5:00 AM
71° 5:00 AM
Overcast night at 6:00 AM
72° 6:00 AM
Overcast night at 7:00 AM
72° 7:00 AM
Mostly cloudy at 8:00 AM
73° Friday 8:00 AM
Overcast at 9:00 AM
74° 9:00 AM
Overcast at 10:00 AM
75° 10:00 AM
Overcast at 11:00 AM
75° 11:00 AM
Overcast at 12:00 PM
75° Friday 12:00 PM
Overcast at 1:00 PM
76° 1:00 PM
Overcast at 2:00 PM
77° 2:00 PM
Partly cloudy at 3:00 PM
79° 3:00 PM
Mostly cloudy at 4:00 PM
79° Friday 4:00 PM
Partly cloudy at 5:00 PM
79° 5:00 PM
Sunny at 6:00 PM
79° 6:00 PM
Mostly sunny at 7:00 PM
77° 7:00 PM
Clear night at 8:00 PM
74° Friday 8:00 PM
Clear night at 5:00 AM
67° 5:00 AM
Sunny at 8:00 AM
67° 8:00 AM
Mostly cloudy at 11:00 AM
79° 11:00 AM
Mostly sunny at 2:00 PM
90° Saturday 2:00 PM
Partly cloudy at 5:00 PM
92° 5:00 PM
Mostly clear night at 8:00 PM
84° 8:00 PM
Mostly clear night at 11:00 PM
81° 11:00 PM
Partly cloudy night at 2:00 AM
76° Sunday 2:00 AM
Overcast night at 5:00 AM
72° 5:00 AM
Overcast at 8:00 AM
71° 8:00 AM
Overcast at 11:00 AM
79° 11:00 AM
Overcast at 2:00 PM
86° Sunday 2:00 PM
Moderate rain at 5:00 PM
75° 5:00 PM
Mostly cloudy night at 8:00 PM
72° 8:00 PM
Overcast night at 11:00 PM
68° 11:00 PM
Partly cloudy night at 2:00 AM
66° Monday 2:00 AM
Overcast night at 5:00 AM
65° 5:00 AM
Mostly cloudy at 8:00 AM
64° 8:00 AM
Sunny at 11:00 AM
74° 11:00 AM
Sunny at 2:00 PM
83° Monday 2:00 PM
Moderate rain at 5:00 PM
80° 5:00 PM
Overcast night at 8:00 PM
74° 8:00 PM
Mostly cloudy night at 11:00 PM
72° 11:00 PM
Partly cloudy night at 2:00 AM
69° Tuesday 2:00 AM
Mostly cloudy at 8:00 AM
69° 8:00 AM
Mostly sunny at 2:00 PM
66° 2:00 PM
Overcast night at 8:00 PM
80° 8:00 PM
Mostly clear night at 2:00 AM
75° Wednesday 2:00 AM
Partly cloudy at 8:00 AM
67° 8:00 AM
Overcast at 2:00 PM
67° 2:00 PM
Light rain at 8:00 PM
82° 8:00 PM
Partly cloudy night at 2:00 AM
77° Thursday 2:00 AM
Overcast at 8:00 AM
70° 8:00 AM
Mostly cloudy at 2:00 PM
68° 2:00 PM
Partly cloudy night at 8:00 PM
87° 8:00 PM
Mostly cloudy night at 2:00 AM
81° Friday 2:00 AM
Partly cloudy at 8:00 AM
75° 8:00 AM
Partly cloudy at 2:00 PM
72° 2:00 PM
Overcast night at 8:00 PM
78° 8:00 PM
Light rain at 2:00 AM
76° Saturday 2:00 AM
Overcast at 8:00 AM
70° 8:00 AM
Overcast at 2:00 PM
68° 2:00 PM
Partly cloudy night at 8:00 PM
78° 8:00 PM
Mostly clear night at 2:00 AM
74° Sunday 2:00 AM
Sunny at 8:00 AM
66° 8:00 AM
Overcast at 2:00 PM
65° 2:00 PM
Partly cloudy night at 8:00 PM
78° 8:00 PM
Partly cloudy night at 2:00 AM
74° Monday 2:00 AM
Mostly sunny at 8:00 AM
65° 8:00 AM
Mostly cloudy at 2:00 PM
62° 2:00 PM
Partly cloudy night at 8:00 PM
78° 8:00 PM
Clear night at 2:00 AM
71° Tuesday 2:00 AM
Sunny at 8:00 AM
62° 8:00 AM
Sunny at 2:00 PM
58° 2:00 PM
Clear night at 8:00 PM
79° 8:00 PM
Partly cloudy night at 2:00 AM
76° Wednesday 2:00 AM
Sunny at 8:00 AM
65° 8:00 AM
Sunny at 2:00 PM
59° 2:00 PM
Clear night at 8:00 PM
82° 8:00 PM
Clear night at 2:00 AM
76° Thursday 2:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Southport

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 12:00 PM
PM2.5 Fine particles Good 9,0µg/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 10,3µg/m³

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

O₃ Ozone Fair 84,5µg/m³

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

NO₂ Nitrogen dioxide Good 2,4µg/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 Southport

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 6,4High 😐Moderate
Friday UV 5,2Moderate 🙂Fair
Saturday UV 5,2Moderate 😐Moderate
Sunday UV 8,0Very high 🙂Fair
Monday UV 6,0High Unavailable
Tuesday UV 6,0High Unavailable
Hourly UV index today
12:00 PMUV 2,5 1:00 PMUV 3,3 2:00 PMUV 1,6 3:00 PMUV 2,7 4:00 PMUV 3,3 5:00 PMUV 2,5 6:00 PMUV 1,0 7:00 PMUV 0,3
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.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Southport

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 6:00 AM–7:00 AM.

100/100Best-hour score
BEST TIME TONIGHT 6:00 AM–7:00 AM Astronomical darkness: 9:22 PM–5:56 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 31% First Quarter · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 81° 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 min81%
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 Southport were last refreshed today at 11:49 AM. The current forecast period extends through 18/09/2026 at 9:00 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.