Severe Thunderstorm Watch 8:00 PM Severe Thunderstorm Watch 8:00 PM

Hamilton County, East Tennessee, Tennessee, United States

Last updated: 7:27 PM CDT  ·  Refresh
31°C
Feels like 36°
Partly Cloudy
▲ 34°  /  ▼ 22°
Wind
4 mph ESE
Humidity
68%
Dew Point
22°
Pressure
29.14 inHg
Visibility
10 mi
UV Index
1.5
Cloud Cover
45%
Sunrise
6:30 AM
Sunset
8:59 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hamilton County is currently partly cloudy at 30°C. Precipitation is likely — peak probability 58% around 3 PM. Atmospheric instability is elevated (CAPE up to 3359 J/kg) — isolated convective development possible. Sunrise: 6:30AM · Sunset: 8:59PM.

Alerts

Severe Thunderstorm Watch
Expires 8:00 PM
Severe Thunderstorm Watch
Expires 8:00 PM
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
32%
9 PM
30°
48%
10 PM
27°
39%
11 PM
26°
34%
12 AM
26°
34%
1 AM
25°
27%
2 AM
24°
3%
3 AM
24°
3%
4 AM
23°
3%
5 AM
23°
5%
6 AM
22°
5%
7 AM
23°
5%
8 AM
24°
13%
9 AM
26°
14%
10 AM
29°
23%
11 AM
31°
32%
12 PM
32°
36%
1 PM
33°
39%
2 PM
36°
47%
3 PM
37°
58%
4 PM
37°
55%
5 PM
36°
55%
6 PM
34°
45%
7 PM
32°
42%
7-Day Forecast
Tonight
34° 22°
Partly Cloudy with a 34% chance of rain.
Thu
37° 22°
Partly Cloudy with a 47% chance of rain.
Fri
38° 21°
Mostly Cloudy with a 69% chance of rain.
Sat
35° 21°
Mostly Clear with a 58% chance of rain.
Sun
35° 21°
Rain, 64% chance.
Mon
34° 20°
Thunderstorm, 82% chance.
Tue
33° 21°
Rain, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Partly Cloudy 32% 4 mph ESE 68%
9 PM 30° Mostly Cloudy 48% 4 mph SSW 76%
10 PM 27° Overcast 39% 5 mph SW 80%
11 PM 26° Mostly Cloudy 34% 4 mph SW 83%
12 AM 26° Mostly Cloudy 34% 3 mph SW 85%
1 AM 25° Partly Cloudy 27% 2 mph SSW 87%
2 AM 24° Partly Cloudy 3% 2 mph ENE 88%
3 AM 24° Mostly Clear 3% 1 mph NE 89%
4 AM 23° Mostly Clear 3% 2 mph NE 90%
5 AM 23° Mostly Clear 5% 2 mph NNE 90%
6 AM 22° Mostly Clear 5% 2 mph NNE 88%
7 AM 23° Partly Cloudy 5% 2 mph NNE 86%
8 AM 24° Partly Cloudy 13% 2 mph NNE 82%
9 AM 26° Partly Cloudy 14% 3 mph NE 74%
10 AM 29° Partly Cloudy 23% 3 mph NE 67%
11 AM 31° Partly Cloudy 32% 4 mph NE 60%
12 PM 32° Partly Cloudy 36% 4 mph NE 55%
1 PM 33° Partly Cloudy 39% 4 mph NE 51%
2 PM 36° Partly Cloudy 47% 4 mph NE 48%
3 PM 37° Partly Cloudy 58% 4 mph NE 46%
4 PM 37° Mostly Cloudy 55% 4 mph NNE 45%
5 PM 36° Mostly Cloudy 55% 4 mph NNE 48%
6 PM 34° Mostly Cloudy 45% 4 mph NNE 58%
7 PM 32° Overcast 42% 4 mph NE 67%
15-Day Forecast
Today
7/1
Partly Cloudy
34%
22°
34°
Thu
7/2
Partly Cloudy
47%
22°
37°
Fri
7/3
Mostly Cloudy
69%
21°
38°
Sat
7/4
Mostly Clear
58%
21°
35°
Sun
7/5
Rain
64%
21°
35°
Mon
7/6
Thunderstorm
82%
20°
34°
Tue
7/7
Rain
71%
21°
33°
Wed
7/8
Rain
90%
21°
30°
Thu
7/9
Rain
90%
21°
31°
Fri
7/10
Rain
66%
21°
33°
Sat
7/11
Drizzle
60%
21°
37°
Sun
7/12
Rain
90%
21°
35°
Mon
7/13
Drizzle
60%
21°
32°
Tue
7/14
Drizzle
60%
21°
32°
Wed
7/15
Drizzle
60%
21°
32°
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 11.7 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 56 Moderate 40 56
Fri 49 Good 37 49
Sat 53 Moderate 47 53
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 Wed Jul 1, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2828 J/kg
MLCAPE2921 J/kg
MUCAPE3435 J/kg
SBCIN-234 J/kg
MLCIN0 J/kg
Lifted Index-8.1
Kinematics
0–6 km Shear16 kt
0–1 km Shear7 kt
Eff. Shear14 kt
0–1 km SRH-23
0–3 km SRH-57
Eff. SRH-57
Storm Motion38° @ 16 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.4
Thermo & Levels
PWAT1.95 in
0–3 km LR6.0 °C/km
700–500 LR7.7 °C/km
Total Totals57.0
LCL877 hPa
LFC700 hPa
EL163 hPa
Freezing Lvl15,046 ft