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: 11:26 AM CDT  ·  Refresh
33°C
Feels like 39°
Clear
▲ 36°  /  ▼ 23°
Wind
10 mph WNW
Humidity
58%
Dew Point
24°
Pressure
29.98 inHg
Visibility
10 mi
UV Index
9.6
Cloud Cover
7%
Sunrise
6:58 AM
Sunset
8:00 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Highlands County is currently clear at 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3033 J/kg) — isolated convective development possible. Sunrise: 6:58AM · Sunset: 8:00PM.

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
43 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
3%
1 PM
34°
14%
2 PM
36°
14%
3 PM
35°
14%
4 PM
35°
14%
5 PM
36°
7%
6 PM
35°
7%
7 PM
33°
3%
8 PM
32°
3%
9 PM
29°
3%
10 PM
29°
3%
11 PM
28°
5%
12 AM
28°
5%
1 AM
26°
5%
2 AM
26°
5%
3 AM
26°
5%
4 AM
26°
5%
5 AM
24°
5%
6 AM
24°
5%
7 AM
25°
9%
8 AM
26°
25%
9 AM
28°
29%
10 AM
29°
38%
11 AM
30°
44%
7-Day Forecast
Today
36° 23°
Clear.
Wed
35° 24°
Mostly Cloudy with a 56% chance of rain.
Thu
36° 23°
Partly Cloudy with a 64% chance of rain.
Fri
33° 24°
Partly Cloudy with a 59% chance of rain.
Sat
33° 24°
Drizzle, 51% chance.
Sun
34° 23°
Rain, 64% chance.
Mon
33° 23°
Rain, 41% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Clear 3% 10 mph WNW 58%
1 PM 34° Clear 14% 11 mph W 54%
2 PM 36° Clear 14% 12 mph WNW 51%
3 PM 35° Clear 14% 12 mph W 50%
4 PM 35° Clear 14% 12 mph W 50%
5 PM 36° Clear 7% 11 mph W 52%
6 PM 35° Clear 7% 10 mph W 58%
7 PM 33° Clear 3% 8 mph W 64%
8 PM 32° Clear 3% 7 mph W 70%
9 PM 29° Clear 3% 7 mph W 74%
10 PM 29° Clear 3% 7 mph W 78%
11 PM 28° Clear 5% 7 mph W 81%
12 AM 28° Clear 5% 6 mph W 84%
1 AM 26° Clear 5% 6 mph W 88%
2 AM 26° Clear 5% 6 mph W 90%
3 AM 26° Mostly Clear 5% 5 mph W 91%
4 AM 26° Mostly Clear 5% 5 mph W 92%
5 AM 24° Partly Cloudy 5% 5 mph W 92%
6 AM 24° Mostly Clear 5% 5 mph W 91%
7 AM 25° Mostly Clear 9% 6 mph W 89%
8 AM 26° Mostly Clear 25% 6 mph W 86%
9 AM 28° Mostly Clear 29% 6 mph W 82%
10 AM 29° Mostly Clear 38% 7 mph WNW 77%
11 AM 30° Mostly Clear 44% 7 mph WNW 73%
15-Day Forecast
Today
8/18
Clear
14%
23°
36°
Wed
8/19
Mostly Cloudy
56%
24°
35°
Thu
8/20
Partly Cloudy
64%
23°
36°
Fri
8/21
Partly Cloudy
59%
24°
33°
Sat
8/22
Drizzle
51%
24°
33°
Sun
8/23
Rain
64%
23°
34°
Mon
8/24
Rain
41%
23°
33°
Tue
8/25
Rain
69%
23°
33°
Wed
8/26
Rain
68%
22°
33°
Thu
8/27
Drizzle
51%
24°
33°
Fri
8/28
Drizzle
60%
23°
33°
Sat
8/29
Drizzle
60%
24°
33°
Sun
8/30
Drizzle
60%
24°
32°
Mon
8/31
Drizzle
60%
24°
32°
Tue
9/1
Drizzle
60%
24°
33°
43
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
43 AQI 7.8 µg/m³
O3
Ground-level ozone
27 AQI 30 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 43 Good 27 43
Thu 47 Good 34 47
Fri 52 Moderate 34 52
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 Tue Aug 18, 15:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3342 J/kg
MLCAPE1924 J/kg
MUCAPE3342 J/kg
SBCIN-22 J/kg
MLCIN-98 J/kg
Lifted Index-7.6
Kinematics
0–6 km Shear10 kt
0–1 km Shear3 kt
Eff. Shear11 kt
0–1 km SRH-12
0–3 km SRH-52
Eff. SRH-52
Storm Motion227° @ 17 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index3.9
Thermo & Levels
PWAT1.33 in
0–3 km LR7.3 °C/km
700–500 LR6.0 °C/km
Total Totals35.4
LCL889 hPa
LFC790 hPa
EL147 hPa
Freezing Lvl15,955 ft