Heat Advisory — Sumter, FL, Pinellas, FL, Polk, FL, Hardee, FL, Highlands, FL, DeSoto, FL, Coastal Levy, FL, Coastal Citrus, FL, Coastal Hernando, FL, Coastal Pasco, FL, Coastal Hillsborough, FL, Coastal Manatee, FL, Coastal Sarasota, FL, Coastal Charlotte, FL, Coastal Lee, FL, Inland Levy, FL, Inland Citrus, FL, Inland Hernando, FL, Inland Pasco, FL, Inland Hillsborough, FL, Inland Manatee, FL, Inland Sarasota, FL, Inland Charlotte, FL, Inland Lee, FL 6:00 PM

Highlands County, Florida, United States

Last updated: 12:29 PM CDT  ·  Refresh
34°C
Feels like 39°
Clear
▲ 37°  /  ▼ 24°
Wind
6 mph W
Humidity
52%
Dew Point
23°
Pressure
30.00 inHg
Visibility
10 mi
UV Index
9.8
Cloud Cover
4%
Sunrise
6:57 AM
Sunset
8:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Highlands County is currently clear at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2785 J/kg) — isolated convective development possible. Sunrise: 6:57AM · Sunset: 8:01PM.

Alerts

Heat Advisory
Sumter, FL, Pinellas, FL, Polk, FL, Hardee, FL, Highlands, FL, DeSoto, FL, Coastal Levy, FL, Coastal Citrus, FL, Coastal Hernando, FL, Coastal Pasco, FL, Coastal Hillsborough, FL, Coastal Manatee, FL, Coastal Sarasota, FL, Coastal Charlotte, FL, Coastal Lee, FL, Inland Levy, FL, Inland Citrus, FL, Inland Hernando, FL, Inland Pasco, FL, Inland Hillsborough, FL, Inland Manatee, FL, Inland Sarasota, FL, Inland Charlotte, FL, Inland Lee, FL
Expires 6:00 PM
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
3%
2 PM
35°
3%
3 PM
35°
3%
4 PM
35°
3%
5 PM
37°
3%
6 PM
35°
3%
7 PM
33°
3%
8 PM
32°
3%
9 PM
29°
3%
10 PM
28°
3%
11 PM
27°
3%
12 AM
26°
3%
1 AM
26°
3%
2 AM
25°
3%
3 AM
25°
3%
4 AM
24°
6%
5 AM
24°
8%
6 AM
24°
9%
7 AM
24°
5%
8 AM
25°
5%
9 AM
28°
15%
10 AM
29°
15%
11 AM
30°
29%
12 PM
31°
35%
7-Day Forecast
Today
37° 24°
Clear.
Tue
36° 24°
Partly Cloudy with a 39% chance of rain.
Wed
36° 24°
Partly Cloudy with a 79% chance of rain.
Thu
34° 23°
Mostly Cloudy with a 60% chance of rain.
Fri
34° 24°
Rain, 69% chance.
Sat
33° 23°
Rain, 70% chance.
Sun
33° 23°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 34° Clear 3% 6 mph W 52%
2 PM 35° Clear 3% 8 mph W 49%
3 PM 35° Clear 3% 8 mph W 48%
4 PM 35° Clear 3% 9 mph W 47%
5 PM 37° Clear 3% 9 mph W 49%
6 PM 35° Clear 3% 8 mph W 54%
7 PM 33° Clear 3% 8 mph W 60%
8 PM 32° Clear 3% 7 mph W 65%
9 PM 29° Clear 3% 7 mph W 70%
10 PM 28° Clear 3% 7 mph W 74%
11 PM 27° Clear 3% 7 mph W 78%
12 AM 26° Clear 3% 6 mph W 81%
1 AM 26° Clear 3% 5 mph W 84%
2 AM 25° Clear 3% 5 mph W 87%
3 AM 25° Mostly Clear 3% 5 mph W 89%
4 AM 24° Mostly Clear 6% 4 mph W 90%
5 AM 24° Mostly Clear 8% 4 mph W 91%
6 AM 24° Mostly Clear 9% 4 mph W 91%
7 AM 24° Haze 5% 4 mph W 90%
8 AM 25° Partly Cloudy 5% 5 mph W 88%
9 AM 28° Partly Cloudy 15% 6 mph W 83%
10 AM 29° Partly Cloudy 15% 6 mph W 78%
11 AM 30° Partly Cloudy 29% 7 mph W 73%
12 PM 31° Partly Cloudy 35% 7 mph W 67%
15-Day Forecast
Today
8/17
Clear
3%
24°
37°
Tue
8/18
Partly Cloudy
39%
24°
36°
Wed
8/19
Partly Cloudy
79%
24°
36°
Thu
8/20
Mostly Cloudy
60%
23°
34°
Fri
8/21
Rain
69%
24°
34°
Sat
8/22
Rain
70%
23°
33°
Sun
8/23
Drizzle
52%
23°
33°
Mon
8/24
Drizzle
53%
23°
33°
Tue
8/25
Rain
68%
24°
34°
Wed
8/26
Rain
68%
25°
34°
Thu
8/27
Drizzle
60%
24°
34°
Fri
8/28
Drizzle
60%
24°
33°
Sat
8/29
Drizzle
60%
24°
33°
Sun
8/30
Drizzle
60%
24°
33°
Mon
8/31
Drizzle
60%
24°
33°
56
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
56 AQI 11.8 µg/m³
O3
Ground-level ozone
29 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 56 Moderate 29 56
Wed 43 Good 30 43
Thu 41 Good 29 41
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 Mon Aug 17, 16:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2699 J/kg
MLCAPE2295 J/kg
MUCAPE2699 J/kg
SBCIN-3 J/kg
MLCIN-14 J/kg
Lifted Index-6.7
Kinematics
0–6 km Shear5 kt
0–1 km Shear5 kt
Eff. Shear19 kt
0–1 km SRH-13
0–3 km SRH-22
Eff. SRH-22
Storm Motion194° @ 12 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index23.6
Thermo & Levels
PWAT1.81 in
0–3 km LR7.6 °C/km
700–500 LR5.9 °C/km
Total Totals46.5
LCL868 hPa
LFC850 hPa
EL143 hPa
Freezing Lvl15,961 ft