Severe Thunderstorm Watch 10:00 PM Flash Flood Warning — Boone County, IN, Clinton County, IN, Delaware County, IN, Hamilton County, IN, Henry County, IN, Madison County, IN, Tipton County, IN 11:00 PM

Boone County, Indiana, United States

Last updated: 8:24 PM CDT  ·  Refresh
23°C
Feels like 25°
Rain
▲ 30°  /  ▼ 21°
Wind
9 mph SSE
Humidity
91%
Dew Point
22°
Pressure
28.79 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
88%
Sunrise
6:39 AM
Sunset
9:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Boone County is currently rain at 23°C. Precipitation is likely — peak probability 63% around 9 PM. Atmospheric instability is elevated (CAPE up to 1519 J/kg) — isolated convective development possible. Sunrise: 6:39AM · Sunset: 9:04PM.

Alerts

Severe Thunderstorm Watch
Expires 10:00 PM
Flash Flood Warning
Boone County, IN, Clinton County, IN, Delaware County, IN, Hamilton County, IN, Henry County, IN, Madison County, IN, Tipton County, IN
Expires 11:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
63%
10 PM
24°
43%
11 PM
24°
52%
12 AM
24°
34%
1 AM
24°
27%
2 AM
24°
33%
3 AM
24°
25%
4 AM
24°
11%
5 AM
24°
3%
6 AM
23°
6%
7 AM
22°
6%
8 AM
22°
6%
9 AM
22°
6%
10 AM
23°
3%
11 AM
23°
5%
12 PM
24°
5%
1 PM
26°
5%
2 PM
27°
5%
3 PM
27°
5%
4 PM
28°
5%
5 PM
27°
3%
6 PM
25°
3%
7 PM
24°
3%
8 PM
23°
3%
7-Day Forecast
Tonight
30° 21°
Rain, 63% chance.
Tue
28° 16°
Mostly Cloudy with a 34% chance of rain.
Wed
27° 14°
Clear.
Thu
26° 15°
Clear.
Fri
23° 17°
Rain, 64% chance.
Sat
22° 17°
Rain, 90% chance.
Sun
24° 16°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Rain 63% 9 mph SSE 91%
10 PM 24° Rain 43% 9 mph S 92%
11 PM 24° Partly Cloudy 52% 11 mph SSW 93%
12 AM 24° Mostly Cloudy 34% 11 mph SSW 92%
1 AM 24° Partly Cloudy 27% 12 mph SW 92%
2 AM 24° Partly Cloudy 33% 12 mph SW 91%
3 AM 24° Partly Cloudy 25% 11 mph WSW 91%
4 AM 24° Partly Cloudy 11% 10 mph WSW 92%
5 AM 24° Partly Cloudy 3% 9 mph W 92%
6 AM 23° Partly Cloudy 6% 9 mph WNW 94%
7 AM 22° Mostly Cloudy 6% 11 mph NW 95%
8 AM 22° Mostly Cloudy 6% 12 mph NNW 95%
9 AM 22° Overcast 6% 12 mph NNW 93%
10 AM 23° Overcast 3% 13 mph NNW 91%
11 AM 23° Overcast 5% 13 mph N 88%
12 PM 24° Mostly Cloudy 5% 12 mph N 84%
1 PM 26° Partly Cloudy 5% 12 mph NNW 78%
2 PM 27° Partly Cloudy 5% 12 mph NNW 75%
3 PM 27° Partly Cloudy 5% 13 mph NNW 73%
4 PM 28° Mostly Cloudy 5% 13 mph NNW 72%
5 PM 27° Mostly Cloudy 3% 13 mph NNW 72%
6 PM 25° Partly Cloudy 3% 13 mph NNW 75%
7 PM 24° Partly Cloudy 3% 12 mph NNW 77%
8 PM 23° Partly Cloudy 3% 12 mph NNW 79%
15-Day Forecast
Today
7/27
Rain
63%
21°
30°
Tue
7/28
Mostly Cloudy
34%
16°
28°
Wed
7/29
Clear
3%
14°
27°
Thu
7/30
Clear
14%
15°
26°
Fri
7/31
Rain
64%
17°
23°
Sat
8/1
Rain
90%
17°
22°
Sun
8/2
Drizzle
52%
16°
24°
Mon
8/3
Clear
17%
17°
27°
Tue
8/4
Drizzle
44%
18°
28°
Wed
8/5
Rain
68%
20°
28°
Thu
8/6
Drizzle
51%
19°
31°
Fri
8/7
Drizzle
60%
18°
31°
Sat
8/8
Drizzle
60%
18°
26°
Sun
8/9
Drizzle
60%
18°
26°
Mon
8/10
Drizzle
60%
19°
27°
52
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
52 AQI 9.8 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 40 52
Wed 37 Good 37 32
Thu 35 Good 35 26
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 Jul 27, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE574 J/kg
MLCAPE266 J/kg
MUCAPE974 J/kg
SBCIN-376 J/kg
MLCIN0 J/kg
Lifted Index-4.0
Kinematics
0–6 km Shear57 kt
0–1 km Shear20 kt
Eff. Shear65 kt
0–1 km SRH153
0–3 km SRH167
Eff. SRH57
Storm Motion279° @ 36 kt
0–1 km EHI0.6
Composite Parameters
Sig. Tornado1.0
STP (eff)0.0
Supercell1.9
K-Index34.2
Thermo & Levels
PWAT1.91 in
0–3 km LR4.1 °C/km
700–500 LR7.1 °C/km
Total Totals47.9
LCL955 hPa
LFC651 hPa
EL254 hPa
Freezing Lvl14,344 ft