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

Crystal River, Florida

Last updated: 12:31 PM CDT  ·  Refresh
32°C
Feels like 40°
Mostly Clear
▲ 35°  /  ▼ 27°
Wind
10 mph W
Humidity
67%
Dew Point
26°
Pressure
30.05 inHg
Visibility
10 mi
UV Index
9.6
Cloud Cover
27%
Sunrise
7:00 AM
Sunset
8:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Crystal River is currently mostly clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3740 J/kg) — isolated convective development possible. Sunrise: 7:00AM · Sunset: 8:07PM.

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
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
22%
2 PM
34°
15%
3 PM
34°
16%
4 PM
34°
16%
5 PM
33°
22%
6 PM
32°
29%
7 PM
31°
28%
8 PM
30°
17%
9 PM
28°
17%
10 PM
28°
20%
11 PM
28°
21%
12 AM
28°
25%
1 AM
27°
26%
2 AM
27°
26%
3 AM
27°
27%
4 AM
27°
27%
5 AM
28°
27%
6 AM
28°
35%
7 AM
28°
32%
8 AM
29°
38%
9 AM
32°
43%
10 AM
32°
35%
11 AM
32°
35%
12 PM
32°
31%
7-Day Forecast
Today
35° 27°
Partly Cloudy with a 28% chance of rain.
Tue
36° 27°
Drizzle, 47% chance.
Wed
37° 26°
Rain, 59% chance.
Thu
36° 26°
Partly Cloudy with a 63% chance of rain.
Fri
36° 27°
Drizzle, 51% chance.
Sat
34° 26°
Rain, 82% chance.
Sun
35° 25°
Rain, 82% chance.
TimeTempConditionsPrecipWindHumidity
Now 32° Mostly Clear 22% 10 mph W 67%
2 PM 34° Clear 15% 12 mph WSW 67%
3 PM 34° Mostly Clear 16% 12 mph WSW 66%
4 PM 34° Partly Cloudy 16% 12 mph WSW 67%
5 PM 33° Mostly Clear 22% 12 mph WSW 70%
6 PM 32° Mostly Clear 29% 10 mph WSW 74%
7 PM 31° Partly Cloudy 28% 9 mph WSW 79%
8 PM 30° Partly Cloudy 17% 8 mph WSW 82%
9 PM 28° Partly Cloudy 17% 7 mph W 83%
10 PM 28° Partly Cloudy 20% 7 mph W 83%
11 PM 28° Partly Cloudy 21% 7 mph W 84%
12 AM 28° Partly Cloudy 25% 7 mph W 84%
1 AM 27° Partly Cloudy 26% 7 mph W 84%
2 AM 27° Partly Cloudy 26% 7 mph W 85%
3 AM 27° Partly Cloudy 27% 7 mph W 85%
4 AM 27° Partly Cloudy 27% 7 mph W 85%
5 AM 28° Mostly Cloudy 27% 7 mph W 84%
6 AM 28° Mostly Cloudy 35% 7 mph W 84%
7 AM 28° Mostly Cloudy 32% 7 mph W 84%
8 AM 29° Partly Cloudy 38% 7 mph W 82%
9 AM 32° Partly Cloudy 43% 8 mph W 78%
10 AM 32° Rain 35% 9 mph W 74%
11 AM 32° Rain 35% 10 mph W 71%
12 PM 32° Partly Cloudy 31% 9 mph W 71%
15-Day Forecast
Today
8/17
Partly Cloudy
28%
27°
35°
Tue
8/18
Drizzle
47%
27°
36°
Wed
8/19
Rain
59%
26°
37°
Thu
8/20
Partly Cloudy
63%
26°
36°
Fri
8/21
Drizzle
51%
27°
36°
Sat
8/22
Rain
82%
26°
34°
Sun
8/23
Rain
82%
25°
35°
Mon
8/24
Clear
41%
25°
36°
Tue
8/25
Drizzle
44%
26°
36°
Wed
8/26
Drizzle
60%
26°
37°
Thu
8/27
Drizzle
60%
26°
38°
Fri
8/28
Drizzle
60%
25°
37°
Sat
8/29
Drizzle
60%
24°
37°
Sun
8/30
Drizzle
60%
24°
37°
Mon
8/31
Drizzle
60%
24°
37°
53
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
53 AQI 10.0 µg/m³
O3
Ground-level ozone
26 AQI 29 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 53 Moderate 26 53
Wed 54 Moderate 31 54
Thu 54 Moderate 37 54
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
SBCAPE4459 J/kg
MLCAPE3105 J/kg
MUCAPE4459 J/kg
SBCIN0 J/kg
MLCIN-9 J/kg
Lifted Index-8.6
Kinematics
0–6 km Shear9 kt
0–1 km Shear3 kt
Eff. Shear20 kt
0–1 km SRH-1
0–3 km SRH19
Eff. SRH19
Storm Motion176° @ 9 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.9
K-Index30.4
Thermo & Levels
PWAT2.17 in
0–3 km LR7.1 °C/km
700–500 LR5.8 °C/km
Total Totals45.0
LCL928 hPa
LFC1017 hPa
EL122 hPa
Freezing Lvl16,329 ft