Severe Thunderstorm Watch 12:00 AM Flash Flood Warning — Bureau County, IL, Putnam County, IL 2:15 AM

Putnam County, Illinois, United States

Last updated: 11:21 PM CDT  ·  Refresh
21°C
Feels like 23°
Partly Cloudy
▲ 28°  /  ▼ 15°
Wind
5 mph W
Humidity
95%
Dew Point
20°
Pressure
29.27 inHg
Visibility
7 mi
UV Index
0.0
Cloud Cover
56%
Sunrise
6:12 AM
Sunset
7:46 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Putnam County is currently partly cloudy at 21°C. Precipitation is likely — peak probability 55% around 11 PM. Atmospheric instability is elevated (CAPE up to 1557 J/kg) — isolated convective development possible. Sunrise: 6:12AM · Sunset: 7:46PM.

Alerts

Severe Thunderstorm Watch
Expires 12:00 AM
Flash Flood Warning
Bureau County, IL, Putnam County, IL
Expires 2:15 AM
34 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
54%
12 AM
21°
33%
1 AM
20°
4%
2 AM
19°
5%
3 AM
18°
5%
4 AM
18°
8%
5 AM
16°
8%
6 AM
16°
4%
7 AM
16°
4%
8 AM
18°
5%
9 AM
20°
8%
10 AM
22°
22%
11 AM
23°
22%
12 PM
24°
22%
1 PM
27°
23%
2 PM
27°
27%
3 PM
27°
27%
4 PM
27°
16%
5 PM
28°
5%
6 PM
26°
5%
7 PM
25°
3%
8 PM
24°
3%
9 PM
22°
3%
10 PM
21°
3%
7-Day Forecast
Tonight
28° 15°
Partly Cloudy with a 54% chance of rain.
Sat
28° 14°
Mostly Clear with a 27% chance of rain.
Sun
24° 12°
Mostly Clear.
Mon
23° 14°
Mostly Cloudy with a 44% chance of rain.
Tue
24° 13°
Rain, 64% chance.
Wed
27° 16°
Thunderstorm, 64% chance.
Thu
27° 17°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Partly Cloudy 54% 5 mph W 95%
12 AM 21° Mostly Clear 33% 6 mph WSW 96%
1 AM 20° Partly Cloudy 4% 5 mph W 96%
2 AM 19° Clear 5% 6 mph WNW 95%
3 AM 18° Clear 5% 6 mph WNW 94%
4 AM 18° Clear 8% 7 mph NW 94%
5 AM 16° Mostly Clear 8% 7 mph NW 94%
6 AM 16° Mostly Clear 4% 7 mph NW 94%
7 AM 16° Mostly Clear 4% 7 mph NW 92%
8 AM 18° Clear 5% 8 mph NW 87%
9 AM 20° Clear 8% 8 mph NW 82%
10 AM 22° Clear 22% 8 mph NW 77%
11 AM 23° Clear 22% 9 mph NW 72%
12 PM 24° Clear 22% 11 mph WNW 68%
1 PM 27° Clear 23% 12 mph WNW 65%
2 PM 27° Mostly Clear 27% 12 mph WNW 65%
3 PM 27° Partly Cloudy 27% 12 mph WNW 66%
4 PM 27° Partly Cloudy 16% 12 mph NW 66%
5 PM 28° Partly Cloudy 5% 11 mph NW 68%
6 PM 26° Mostly Clear 5% 10 mph NW 72%
7 PM 25° Mostly Clear 3% 10 mph NW 71%
8 PM 24° Mostly Clear 3% 9 mph NW 73%
9 PM 22° Mostly Clear 3% 8 mph NW 75%
10 PM 21° Clear 3% 8 mph NW 77%
15-Day Forecast
Today
8/21
Partly Cloudy
54%
15°
28°
Sat
8/22
Mostly Clear
27%
14°
28°
Sun
8/23
Mostly Clear
3%
12°
24°
Mon
8/24
Mostly Cloudy
44%
14°
23°
Tue
8/25
Rain
64%
13°
24°
Wed
8/26
Thunderstorm
64%
16°
27°
Thu
8/27
Drizzle
52%
17°
27°
Fri
8/28
Clear
17%
17°
26°
Sat
8/29
Thunderstorm
68%
16°
28°
Sun
8/30
Drizzle
68%
19°
28°
Mon
8/31
Drizzle
60%
19°
31°
Tue
9/1
Drizzle
60%
19°
31°
Wed
9/2
Drizzle
60%
18°
27°
Thu
9/3
Drizzle
60%
17°
27°
Fri
9/4
Drizzle
60%
17°
27°
34
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
34 AQI 6.1 µg/m³
O3
Ground-level ozone
31 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 34 Good 31 34
Sun 29 Good 29 24
Mon 25 Good 25 9
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 Sat Aug 22, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE727 J/kg
MLCAPE1514 J/kg
MUCAPE1915 J/kg
SBCIN-106 J/kg
MLCIN-29 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear26 kt
0–1 km Shear16 kt
Eff. Shear26 kt
0–1 km SRH61
0–3 km SRH55
Eff. SRH55
Storm Motion339° @ 23 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.1
STP (eff)0.3
Supercell1.4
K-Index36.7
Thermo & Levels
PWAT1.71 in
0–3 km LR4.9 °C/km
700–500 LR6.5 °C/km
Total Totals50.7
LCL975 hPa
LFC759 hPa
EL244 hPa
Freezing Lvl12,874 ft