Severe Thunderstorm Watch 7:00 PM Severe Thunderstorm Watch 7:00 PM Heat Advisory — Boone, IL, McHenry, IL, Kane, IL, Kendall, IL, Kankakee, IL, Iroquois, IL, Northern Will, IL, Southern Will, IL, Eastern Will, IL, Winnebago, IL, Ogle, IL, Lee, IL, De Kalb, IL, La Salle, IL, Grundy, IL, Livingston, IL, Ford, IL, Porter, IN, Lake, IN, Newton, IN, Jasper, IN, Benton, IN 9:00 PM Excessive Heat Warning — Winnebago, IL, Ogle, IL, Lee, IL, De Kalb, IL, La Salle, IL, Grundy, IL, Livingston, IL, Ford, IL, Lake, IN, Newton, IN, Jasper, IN, Benton, IN, Porter, IN, Boone, IL, McHenry, IL, Kane, IL, Kendall, IL, Lake, IL, DuPage, IL, Kankakee, IL, Iroquois, IL, Northern Cook, IL, Central Cook, IL, Southern Cook, IL, Northern Will, IL, Southern Will, IL, Eastern Will, IL 9:00 PM

Jasper County, Indiana, United States

Last updated: 6:06 PM CDT  ·  Refresh
24°C
Feels like 26°
Rain
▲ 28°  /  ▼ 21°
Wind
10 mph SSW
Humidity
83%
Dew Point
22°
Pressure
29.01 inHg
Visibility
10 mi
UV Index
3.2
Cloud Cover
75%
Sunrise
5:39 AM
Sunset
8:09 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jasper County is currently rain at 24°C. Precipitation is likely — peak probability 53% around 6 PM. Atmospheric instability is elevated (CAPE up to 1332 J/kg) — isolated convective development possible. Sunrise: 5:39AM · Sunset: 8:09PM.

Alerts

Severe Thunderstorm Watch
Expires 7:00 PM
Severe Thunderstorm Watch
Expires 7:00 PM
Heat Advisory
Boone, IL, McHenry, IL, Kane, IL, Kendall, IL, Kankakee, IL, Iroquois, IL, Northern Will, IL, Southern Will, IL, Eastern Will, IL, Winnebago, IL, Ogle, IL, Lee, IL, De Kalb, IL, La Salle, IL, Grundy, IL, Livingston, IL, Ford, IL, Porter, IN, Lake, IN, Newton, IN, Jasper, IN, Benton, IN
Expires 9:00 PM
Excessive Heat Warning
Winnebago, IL, Ogle, IL, Lee, IL, De Kalb, IL, La Salle, IL, Grundy, IL, Livingston, IL, Ford, IL, Lake, IN, Newton, IN, Jasper, IN, Benton, IN, Porter, IN, Boone, IL, McHenry, IL, Kane, IL, Kendall, IL, Lake, IL, DuPage, IL, Kankakee, IL, Iroquois, IL, Northern Cook, IL, Central Cook, IL, Southern Cook, IL, Northern Will, IL, Southern Will, IL, Eastern Will, IL
Expires 9:00 PM
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
52%
7 PM
26°
35%
8 PM
24°
40%
9 PM
24°
46%
10 PM
24°
51%
11 PM
24°
50%
12 AM
24°
41%
1 AM
23°
16%
2 AM
23°
16%
3 AM
23°
17%
4 AM
23°
7%
5 AM
21°
7%
6 AM
21°
16%
7 AM
21°
14%
8 AM
21°
15%
9 AM
22°
3%
10 AM
23°
3%
11 AM
23°
4%
12 PM
24°
4%
1 PM
23°
4%
2 PM
23°
4%
3 PM
23°
3%
4 PM
23°
3%
5 PM
25°
3%
7-Day Forecast
Tonight
28° 21°
Rain, 52% chance.
Tue
25° 17°
Partly Cloudy with a 41% chance of rain.
Wed
28° 15°
Clear.
Thu
28° 16°
Mostly Clear with a 41% chance of rain.
Fri
23° 19°
Mostly Cloudy with a 28% chance of rain.
Sat
23° 17°
Rain, 83% chance.
Sun
26° 16°
Clear with a 25% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 24° Rain 52% 10 mph SSW 83%
7 PM 26° Partly Cloudy 35% 10 mph SSW 83%
8 PM 24° Mostly Clear 40% 9 mph SSW 85%
9 PM 24° Partly Cloudy 46% 9 mph SSW 86%
10 PM 24° Partly Cloudy 51% 9 mph SSW 86%
11 PM 24° Rain 50% 8 mph SW 86%
12 AM 24° Mostly Clear 41% 9 mph WSW 86%
1 AM 23° Clear 16% 9 mph WSW 87%
2 AM 23° Partly Cloudy 16% 9 mph W 90%
3 AM 23° Partly Cloudy 17% 9 mph NW 92%
4 AM 23° Mostly Cloudy 7% 11 mph NNW 95%
5 AM 21° Mostly Cloudy 7% 12 mph NNW 95%
6 AM 21° Mostly Cloudy 16% 12 mph N 94%
7 AM 21° Mostly Cloudy 14% 14 mph N 93%
8 AM 21° Mostly Cloudy 15% 14 mph N 90%
9 AM 22° Mostly Cloudy 3% 13 mph N 86%
10 AM 23° Mostly Cloudy 3% 13 mph N 82%
11 AM 23° Mostly Cloudy 4% 13 mph N 77%
12 PM 24° Partly Cloudy 4% 14 mph N 73%
1 PM 23° Partly Cloudy 4% 14 mph N 70%
2 PM 23° Partly Cloudy 4% 14 mph N 69%
3 PM 23° Partly Cloudy 3% 15 mph NNW 67%
4 PM 23° Mostly Clear 3% 15 mph NNW 66%
5 PM 25° Clear 3% 15 mph NNW 68%
15-Day Forecast
Today
7/27
Rain
52%
21°
28°
Tue
7/28
Partly Cloudy
41%
17°
25°
Wed
7/29
Clear
3%
15°
28°
Thu
7/30
Mostly Clear
41%
16°
28°
Fri
7/31
Mostly Cloudy
28%
19°
23°
Sat
8/1
Rain
83%
17°
23°
Sun
8/2
Clear
25%
16°
26°
Mon
8/3
Clear
27%
17°
27°
Tue
8/4
Thunderstorm
47%
18°
29°
Wed
8/5
Rain
72%
19°
27°
Thu
8/6
Rain
68%
18°
26°
Fri
8/7
Drizzle
60%
19°
27°
Sat
8/8
Rain
90%
19°
26°
Sun
8/9
Drizzle
60%
19°
26°
Mon
8/10
Drizzle
60%
18°
26°
48
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
48 AQI 8.7 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 48 Good 39 48
Wed 33 Good 33 26
Thu 36 Good 36 20
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, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE588 J/kg
MLCAPE604 J/kg
MUCAPE1097 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.6
Kinematics
0–6 km Shear53 kt
0–1 km Shear24 kt
Eff. Shear54 kt
0–1 km SRH199
0–3 km SRH164
Eff. SRH164
Storm Motion268° @ 37 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado1.2
STP (eff)1.0
Supercell5.0
K-Index37.7
Thermo & Levels
PWAT2.04 in
0–3 km LR4.5 °C/km
700–500 LR6.7 °C/km
Total Totals47.8
LCL944 hPa
LFC982 hPa
EL272 hPa
Freezing Lvl14,747 ft