Severe Thunderstorm Watch 12:00 AM

Dubuque County, Iowa, United States

Last updated: 10:11 PM CDT  ·  Refresh
21°C
Feels like 21°
Clear
▲ 28°  /  ▼ 14°
Wind
8 mph NW
Humidity
85%
Dew Point
17°
Pressure
28.93 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:17 AM
Sunset
7:55 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Dubuque County is currently clear at 20°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 939 J/kg) — isolated convective development possible. Sunrise: 6:17AM · Sunset: 7:55PM.

Alerts

Severe Thunderstorm Watch
Expires 12:00 AM
32 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
3%
11 PM
20°
14%
12 AM
19°
14%
1 AM
18°
3%
2 AM
18°
3%
3 AM
17°
3%
4 AM
17°
3%
5 AM
15°
3%
6 AM
14°
3%
7 AM
15°
3%
8 AM
18°
3%
9 AM
21°
3%
10 AM
23°
3%
11 AM
24°
3%
12 PM
24°
3%
1 PM
27°
3%
2 PM
27°
3%
3 PM
27°
3%
4 PM
27°
3%
5 PM
26°
3%
6 PM
24°
3%
7 PM
23°
3%
8 PM
23°
3%
9 PM
20°
3%
7-Day Forecast
Tonight
28° 14°
Clear.
Sat
27° 14°
Clear.
Sun
26° 12°
Clear.
Mon
24° 12°
Partly Cloudy with a 44% chance of rain.
Tue
27° 14°
Rain, 64% chance.
Wed
29° 17°
Clear with a 64% chance of rain.
Thu
27° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Clear 3% 8 mph NW 85%
11 PM 20° Clear 14% 7 mph NW 85%
12 AM 19° Clear 14% 7 mph NW 86%
1 AM 18° Clear 3% 6 mph NW 87%
2 AM 18° Clear 3% 6 mph NW 87%
3 AM 17° Clear 3% 5 mph NW 87%
4 AM 17° Clear 3% 5 mph NW 87%
5 AM 15° Clear 3% 5 mph NW 87%
6 AM 14° Clear 3% 5 mph WNW 87%
7 AM 15° Clear 3% 5 mph WNW 87%
8 AM 18° Clear 3% 6 mph NW 82%
9 AM 21° Clear 3% 8 mph NW 76%
10 AM 23° Clear 3% 10 mph NW 70%
11 AM 24° Clear 3% 11 mph NW 66%
12 PM 24° Clear 3% 13 mph NW 62%
1 PM 27° Clear 3% 14 mph NW 57%
2 PM 27° Clear 3% 14 mph NW 54%
3 PM 27° Clear 3% 14 mph NW 53%
4 PM 27° Clear 3% 14 mph NW 53%
5 PM 26° Clear 3% 12 mph NW 58%
6 PM 24° Clear 3% 11 mph NW 62%
7 PM 23° Clear 3% 10 mph NW 63%
8 PM 23° Clear 3% 10 mph NW 66%
9 PM 20° Clear 3% 8 mph NW 68%
15-Day Forecast
Today
8/21
Clear
3%
14°
28°
Sat
8/22
Clear
3%
14°
27°
Sun
8/23
Clear
3%
12°
26°
Mon
8/24
Partly Cloudy
44%
12°
24°
Tue
8/25
Rain
64%
14°
27°
Wed
8/26
Clear
64%
17°
29°
Thu
8/27
Clear
8%
16°
27°
Fri
8/28
Clear
17%
16°
28°
Sat
8/29
Thunderstorm
69%
16°
29°
Sun
8/30
Drizzle
68%
18°
30°
Mon
8/31
Drizzle
60%
17°
29°
Tue
9/1
Drizzle
60%
18°
29°
Wed
9/2
Drizzle
60%
17°
29°
Thu
9/3
Drizzle
60%
17°
28°
Fri
9/4
Drizzle
60%
16°
28°
32
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
29 AQI 5.3 µg/m³
O3
Ground-level ozone
Dominant
32 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 32 Good 32 29
Sun 28 Good 28 26
Mon 25 Good 25 10
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, 01:00'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
SBCAPE119 J/kg
MLCAPE288 J/kg
MUCAPE538 J/kg
SBCIN-419 J/kg
MLCIN-208 J/kg
Lifted Index0.4
Kinematics
0–6 km Shear19 kt
0–1 km Shear14 kt
Eff. Shear13 kt
0–1 km SRH46
0–3 km SRH97
Eff. SRH73
Storm Motion352° @ 26 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index13.1
Thermo & Levels
PWAT0.97 in
0–3 km LR4.7 °C/km
700–500 LR6.5 °C/km
Total Totals44.4
LCL927 hPa
LFC447 hPa
EL268 hPa
Freezing Lvl12,953 ft