Severe Thunderstorm Watch 10:00 PM

Dubuque County, Iowa, United States

Last updated: 9:12 PM CDT  ·  Refresh
21°C
Feels like 22°
Clear
▲ 28°  /  ▼ 15°
Wind
8 mph WNW
Humidity
79%
Dew Point
17°
Pressure
28.92 inHg
Visibility
10 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 21°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 825 J/kg) — isolated convective development possible. Sunrise: 6:17AM · Sunset: 7:55PM.

Alerts

Severe Thunderstorm Watch
Expires 10:00 PM
32 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
3%
10 PM
21°
14%
11 PM
20°
14%
12 AM
19°
14%
1 AM
19°
3%
2 AM
18°
3%
3 AM
17°
3%
4 AM
17°
3%
5 AM
15°
3%
6 AM
15°
3%
7 AM
16°
3%
8 AM
18°
3%
9 AM
21°
3%
10 AM
23°
3%
11 AM
23°
3%
12 PM
24°
13%
1 PM
27°
3%
2 PM
27°
3%
3 PM
27°
3%
4 PM
28°
3%
5 PM
26°
3%
6 PM
25°
3%
7 PM
24°
3%
8 PM
23°
3%
7-Day Forecast
Tonight
28° 15°
Clear.
Sat
28° 14°
Clear.
Sun
26° 12°
Clear.
Mon
23° 12°
Drizzle, 44% chance.
Tue
27° 13°
Drizzle, 64% chance.
Wed
29° 17°
Rain, 64% chance.
Thu
27° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Clear 3% 8 mph WNW 79%
10 PM 21° Clear 14% 8 mph NW 76%
11 PM 20° Clear 14% 7 mph NW 80%
12 AM 19° Clear 14% 7 mph NW 84%
1 AM 19° Clear 3% 6 mph NW 86%
2 AM 18° Clear 3% 6 mph NW 87%
3 AM 17° Clear 3% 5 mph NW 88%
4 AM 17° Clear 3% 5 mph NW 88%
5 AM 15° Clear 3% 5 mph WNW 87%
6 AM 15° Clear 3% 5 mph WNW 86%
7 AM 16° Clear 3% 5 mph WNW 86%
8 AM 18° Clear 3% 7 mph NW 80%
9 AM 21° Clear 3% 9 mph NW 74%
10 AM 23° Clear 3% 11 mph NW 69%
11 AM 23° Clear 3% 12 mph NW 65%
12 PM 24° Clear 13% 13 mph NW 61%
1 PM 27° Clear 3% 14 mph NNW 56%
2 PM 27° Clear 3% 14 mph NW 54%
3 PM 27° Clear 3% 14 mph NW 53%
4 PM 28° Clear 3% 13 mph NW 54%
5 PM 26° Clear 3% 12 mph NW 58%
6 PM 25° Mostly Clear 3% 11 mph NW 63%
7 PM 24° Mostly Clear 3% 11 mph NW 63%
8 PM 23° Mostly Clear 3% 10 mph NW 66%
15-Day Forecast
Today
8/21
Clear
3%
15°
28°
Sat
8/22
Clear
14%
14°
28°
Sun
8/23
Clear
3%
12°
26°
Mon
8/24
Drizzle
44%
12°
23°
Tue
8/25
Drizzle
64%
13°
27°
Wed
8/26
Rain
64%
17°
29°
Thu
8/27
Clear
17%
16°
27°
Fri
8/28
Clear
17%
16°
28°
Sat
8/29
Rain
68%
16°
29°
Sun
8/30
Rain
68%
18°
29°
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 Fri Aug 21, 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
SBCAPE266 J/kg
MLCAPE385 J/kg
MUCAPE886 J/kg
SBCIN-282 J/kg
MLCIN-123 J/kg
Lifted Index-0.4
Kinematics
0–6 km Shear19 kt
0–1 km Shear13 kt
Eff. Shear16 kt
0–1 km SRH40
0–3 km SRH77
Eff. SRH65
Storm Motion347° @ 24 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index19.2
Thermo & Levels
PWAT1.09 in
0–3 km LR5.3 °C/km
700–500 LR6.2 °C/km
Total Totals44.6
LCL920 hPa
LFC614 hPa
EL259 hPa
Freezing Lvl12,687 ft