Heat Advisory — Coffee, AL, Dale, AL, Henry, AL, Geneva, AL, Houston, AL, North Walton, FL, Central Walton, FL, Holmes, FL, Washington, FL, Jackson, FL, Inland Bay, FL, Calhoun, FL, Inland Gulf, FL, Inland Franklin, FL, Gadsden, FL, Leon, FL, Inland Jefferson, FL, Madison, FL, Inland Wakulla, FL, Inland Taylor, FL, Lafayette, FL, Inland Dixie, FL, South Walton, FL, Coastal Bay, FL, Coastal Gulf, FL, Coastal Franklin, FL, Coastal Jefferson, FL, Coastal Wakulla, FL, Coastal Taylor, FL, Coastal Dixie, FL, Northern Liberty, FL, Southern Liberty, FL, Seminole, GA, Decatur, GA, Grady, GA, Thomas, GA, Brooks, GA, Lowndes, GA, Lanier, GA 7:00 PM

Port Saint Joe, Florida

Last updated: 2:02 AM CDT  ·  Refresh
27°C
Feels like 31°
Partly Cloudy
▲ 31°  /  ▼ 26°
Wind
3 mph WSW
Humidity
83%
Dew Point
25°
Pressure
30.00 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
48%
Sunrise
7:12 AM
Sunset
8:15 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Port Saint Joe is currently partly cloudy at 27°C. Precipitation is likely — peak probability 80% around 3 AM. Atmospheric instability is elevated (CAPE up to 2945 J/kg) — isolated convective development possible. Sunrise: 7:12AM · Sunset: 8:15PM.

Alerts

Heat Advisory
Coffee, AL, Dale, AL, Henry, AL, Geneva, AL, Houston, AL, North Walton, FL, Central Walton, FL, Holmes, FL, Washington, FL, Jackson, FL, Inland Bay, FL, Calhoun, FL, Inland Gulf, FL, Inland Franklin, FL, Gadsden, FL, Leon, FL, Inland Jefferson, FL, Madison, FL, Inland Wakulla, FL, Inland Taylor, FL, Lafayette, FL, Inland Dixie, FL, South Walton, FL, Coastal Bay, FL, Coastal Gulf, FL, Coastal Franklin, FL, Coastal Jefferson, FL, Coastal Wakulla, FL, Coastal Taylor, FL, Coastal Dixie, FL, Northern Liberty, FL, Southern Liberty, FL, Seminole, GA, Decatur, GA, Grady, GA, Thomas, GA, Brooks, GA, Lowndes, GA, Lanier, GA
Expires 7:00 PM
49 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
32%
4 AM
28°
47%
5 AM
28°
46%
6 AM
26°
53%
7 AM
26°
56%
8 AM
26°
56%
9 AM
27°
45%
10 AM
28°
58%
11 AM
29°
54%
12 PM
29°
49%
1 PM
29°
54%
2 PM
30°
45%
3 PM
30°
45%
4 PM
30°
28%
5 PM
29°
29%
6 PM
31°
30%
7 PM
31°
26%
8 PM
30°
26%
9 PM
30°
27%
10 PM
28°
27%
11 PM
28°
35%
12 AM
28°
46%
1 AM
28°
68%
2 AM
28°
73%
7-Day Forecast
Today
31° 26°
Partly Cloudy with a 53% chance of rain.
Sat
32° 26°
Overcast with a 79% chance of rain.
Sun
33° 27°
Mostly Clear with a 62% chance of rain.
Mon
33° 26°
Mostly Clear with a 35% chance of rain.
Tue
33° 26°
Clear with a 30% chance of rain.
Wed
32° 27°
Drizzle, 52% chance.
Thu
32° 26°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 27° Partly Cloudy 32% 3 mph WSW 83%
4 AM 28° Partly Cloudy 47% 5 mph W 82%
5 AM 28° Partly Cloudy 46% 4 mph WNW 82%
6 AM 26° Partly Cloudy 53% 5 mph WNW 84%
7 AM 26° Mostly Cloudy 56% 6 mph WNW 86%
8 AM 26° Overcast 56% 7 mph WNW 88%
9 AM 27° Mostly Cloudy 45% 5 mph WNW 82%
10 AM 28° Partly Cloudy 58% 4 mph SW 77%
11 AM 29° Partly Cloudy 54% 5 mph SW 72%
12 PM 29° Partly Cloudy 49% 6 mph SW 72%
1 PM 29° Partly Cloudy 54% 7 mph SW 74%
2 PM 30° Mostly Clear 45% 9 mph SW 75%
3 PM 30° Mostly Clear 45% 8 mph SW 75%
4 PM 30° Mostly Clear 28% 8 mph SW 74%
5 PM 29° Mostly Clear 29% 8 mph WSW 74%
6 PM 31° Mostly Clear 30% 8 mph SW 74%
7 PM 31° Mostly Clear 26% 8 mph SW 75%
8 PM 30° Mostly Clear 26% 8 mph SW 75%
9 PM 30° Mostly Clear 27% 7 mph SW 76%
10 PM 28° Partly Cloudy 27% 6 mph SW 77%
11 PM 28° Partly Cloudy 35% 6 mph SW 79%
12 AM 28° Partly Cloudy 46% 6 mph SW 79%
1 AM 28° Partly Cloudy 68% 7 mph SW 79%
2 AM 28° Partly Cloudy 73% 8 mph SW 80%
15-Day Forecast
Today
8/21
Partly Cloudy
53%
26°
31°
Sat
8/22
Overcast
79%
26°
32°
Sun
8/23
Mostly Clear
62%
27°
33°
Mon
8/24
Mostly Clear
35%
26°
33°
Tue
8/25
Clear
30%
26°
33°
Wed
8/26
Drizzle
52%
27°
32°
Thu
8/27
Rain
63%
26°
32°
Fri
8/28
Drizzle
53%
26°
32°
Sat
8/29
Drizzle
44%
26°
33°
Sun
8/30
Drizzle
60%
26°
32°
Mon
8/31
Drizzle
60%
27°
32°
Tue
9/1
Drizzle
60%
27°
32°
Wed
9/2
Drizzle
60%
27°
32°
Thu
9/3
Drizzle
60%
27°
32°
Fri
9/4
Drizzle
60%
27°
32°
49
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
49 AQI 8.8 µg/m³
O3
Ground-level ozone
44 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 49 Good 44 49
Sat 44 Good 40 44
Sun 46 Good 41 46
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Fri Aug 21, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2852 J/kg
MLCAPE1793 J/kg
MUCAPE2852 J/kg
SBCIN-12 J/kg
MLCIN-8 J/kg
Lifted Index-7.4
Kinematics
0–6 km Shear3 kt
0–1 km Shear2 kt
Eff. Shear8 kt
0–1 km SRH2
0–3 km SRH25
Eff. SRH25
Storm Motion103° @ 15 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.2
Thermo & Levels
PWAT2.13 in
0–3 km LR6.0 °C/km
700–500 LR5.8 °C/km
Total Totals45.7
LCL979 hPa
LFC952 hPa
EL151 hPa
Freezing Lvl14,806 ft