PORT ST JOHN, FL 32927 Weather Forecast & Current Conditions

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NASA SHTTLE FCLTY, FL
Current Weather

5:55 PM EDT AUG 20, 2025
Few Clouds
88°F
Feels Like: 98°F
Dewpoint: 75°F
Rel. Hum.: 66%
Visibility: 10 miles
Wind: N at 10 mph
Pressure: 29.77 inches
Last 72 hours

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PORT ST JOHN, FL 32927
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly cloudy. A chance of showers and a slight chance of afternoon thunderstorms. Windy. Highs in the upper 80s. South winds 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Chance of rain 50 percent.
TONIGHT
Partly cloudy. A slight chance of showers through late evening. Lows in the lower 70s. South winds 10 to 15 mph decreasing to 5 to 10 mph after midnight. Chance of rain 20 percent.
WEDNESDAY
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. South winds 10 to 15 mph. Chance of rain 50 percent.
WEDNESDAY NIGHT
Partly cloudy. A slight chance of evening showers and thunderstorms, then a slight chance of showers after midnight. Lows around 70. Southwest winds 10 to 15 mph. Chance of rain 20 percent.
THURSDAY
Partly cloudy. Showers likely through late morning, then showers likely and scattered afternoon thunderstorms. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph. Chance of rain 60 percent.
THURSDAY NIGHT
Partly cloudy. A slight chance of evening showers and thunderstorms, then a slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent.
FRIDAY
Partly cloudy with a slight chance of showers. Highs in the mid 70s. Chance of rain 20 percent.
FRIDAY NIGHT
Partly cloudy. Breezy. Lows in the upper 50s.
SATURDAY
Mostly sunny. Breezy. Highs in the lower 70s.
SATURDAY NIGHT
Clear, breezy. Lows in the mid 50s.
SUNDAY
Sunny. Highs in the lower 70s.
SUNDAY NIGHT
Clear. Lows in the upper 50s.
MONDAY
Sunny. Highs in the upper 70s.

Visible Weather Satellite
PORT ST JOHN, FL 32927
Infrared Weather Satellite
PORT ST JOHN, FL 32927
NEXRAD Weather Radar
PORT ST JOHN, FL 32927

NASA SHTTLE FCLTY, FL 3 hourly weather forecast

weather forecast created  8:00 AM EDT  8/20/2025
Wednesday
20 AUG 2025
PORT ST JOHN, FL 32927 weather forecast Day 1, 12 hours 2 PM 88° 99° Partly Cloudy 38%
RAIN
.01–.1 in
0% Thunder
( 52% severe)
N   15 68% 76°
High 89° PORT ST JOHN, FL 32927 weather forecast Day 1, 15 hours 5 PM 88° 98° Clear N   15 66% 75°
Clear

Chance of Rain

PORT ST JOHN, FL 32927 weather forecast Day 1, 18 hours 8 PM 83° 90° Clear 7%

0% Thunder
( 14% severe)
N   8 74% 74°
PORT ST JOHN, FL 32927 weather forecast Day 1, 21 hours 11 PM 79° 83° Clear NW   3 85% 74°
Thursday
21 AUG 2025
PORT ST JOHN, FL 32927 weather forecast Day 2, 0 hours 2 AM 78° 80° Clear 1%

0% Thunder
( 8% severe)
WSW   3 88% 74°
Low 76° PORT ST JOHN, FL 32927 weather forecast Day 2, 3 hours 5 AM 78° 80° Clear WSW   6 88% 74°
High 95° PORT ST JOHN, FL 32927 weather forecast Day 2, 6 hours 8 AM 80° 85° Clear 12%
RAIN
<.01 in
0% Thunder
( 31% severe)
W   7 88% 76°

Partly Cloudy

Rain Likely

PORT ST JOHN, FL 32927 weather forecast Day 2, 9 hours 11 AM 89° 99° Clear W   8 64% 75°
PORT ST JOHN, FL 32927 weather forecast Day 2, 12 hours 2 PM 92° 103° Partly Cloudy 56%
RAIN
***
0% Thunder
( 67% severe)
W   6 58% 75°
PORT ST JOHN, FL 32927 weather forecast Day 2, 15 hours 5 PM 90° 101° Partly Cloudy S   7 62% 75°
PORT ST JOHN, FL 32927 weather forecast Day 2, 18 hours 8 PM 84° 92° Mostly Cloudy 26%
RAIN
.25–.5 in
0% Thunder
( 32% severe)
SSW   5 74% 75°
PORT ST JOHN, FL 32927 weather forecast Day 2, 21 hours 11 PM 80° 85° Partly Cloudy SSW   3 85% 75°
Friday
22 AUG 2025
PORT ST JOHN, FL 32927 weather forecast Day 3, 0 hours 2 AM 79° 83° Partly Cloudy 6%

0% Thunder
( 18% severe)
WSW   3 88% 75°
Low 76° PORT ST JOHN, FL 32927 weather forecast Day 3, 3 hours 5 AM 78° 81° Clear W   5 91% 75°
High 93° PORT ST JOHN, FL 32927 weather forecast Day 3, 6 hours 8 AM 80° 86° Clear 37%
RAIN
.1–.25 in
0% Thunder
( 34% severe)
WSW   6 91% 77°

Partly Cloudy

Rain Likely

PORT ST JOHN, FL 32927 weather forecast Day 3, 9 hours 11 AM 87° 98° Partly Cloudy W   7 70% 76°
PORT ST JOHN, FL 32927 weather forecast Day 3, 15 hours 2 PM 89° 101° Partly Cloudy 75%
RAIN
***
0% Thunder
( 76% severe)
S   6 66% 76°
PORT ST JOHN, FL 32927 weather forecast Day 3, 18 hours 5 PM 88° 99° Partly Cloudy SE   7 68% 76°
PORT ST JOHN, FL 32927 weather forecast Day 3, 21 hours 8 PM 82° 89° Mostly Cloudy     S   3 79% 75°

NASA SHTTLE FCLTY, FL extended weather forecast

Saturday
23 AUG 2025
Sunday
24 AUG 2025
Monday
25 AUG 2025
Tuesday
26 AUG 2025
Wednesday
27 AUG 2025
Low 74° Low 76° Low 76° Low 76° Low 72°
High 91° High 91° High 91° High 89° High 87°
PORT ST JOHN, FL 32927 weather forecast Day 4 PORT ST JOHN, FL 32927 weather forecast Day 5 PORT ST JOHN, FL 32927 weather forecast Day 6 PORT ST JOHN, FL 32927 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
67% Rain
Overcast
56% Rain
Mostly Cloudy
55% Rain
Partly Cloudy
35% Rain
Partly Cloudy
37% Rain
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