Excessive Heat Warning — Buchanan, IA, Delaware, IA, Dubuque, IA, Benton, IA, Linn, IA, Jones, IA, Jackson, IA, Iowa, IA, Johnson, IA, Cedar, IA, Clinton, IA, Muscatine, IA, Scott, IA, Keokuk, IA, Washington, IA, Louisa, IA, Jefferson, IA, Henry, IA, Des Moines, IA, Van Buren, IA, Lee, IA, Whiteside, IL, Rock Island, IL, Henry, IL, Bureau, IL, Putnam, IL, Mercer, IL, Henderson, IL, Warren, IL, Hancock, IL, McDonough, IL, Scotland, MO, Clark, MO 9:00 PM Extreme Heat Watch 10:00 PM

Buchanan County, Iowa, United States

Last updated: 8:57 AM CDT  ·  Refresh
26°C
Feels like 30°
Fog
▲ 34°  /  ▼ 23°
Wind
5 mph S
Humidity
90%
Dew Point
24°
Pressure
28.87 inHg
Visibility
0 mi
UV Index
5.2
Cloud Cover
65%
Sunrise
5:53 AM
Sunset
8:33 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Buchanan County is currently fog at 26°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4282 J/kg) — isolated convective development possible. Sunrise: 5:53AM · Sunset: 8:33PM.

Alerts

Excessive Heat Warning
Buchanan, IA, Delaware, IA, Dubuque, IA, Benton, IA, Linn, IA, Jones, IA, Jackson, IA, Iowa, IA, Johnson, IA, Cedar, IA, Clinton, IA, Muscatine, IA, Scott, IA, Keokuk, IA, Washington, IA, Louisa, IA, Jefferson, IA, Henry, IA, Des Moines, IA, Van Buren, IA, Lee, IA, Whiteside, IL, Rock Island, IL, Henry, IL, Bureau, IL, Putnam, IL, Mercer, IL, Henderson, IL, Warren, IL, Hancock, IL, McDonough, IL, Scotland, MO, Clark, MO
Expires 9:00 PM
Extreme Heat Watch
Expires 10:00 PM
57 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
27%
9 AM
27°
36%
10 AM
29°
14%
11 AM
31°
14%
12 PM
32°
7%
1 PM
33°
3%
2 PM
33°
3%
3 PM
34°
3%
4 PM
34°
4%
5 PM
34°
5%
6 PM
33°
5%
7 PM
32°
18%
8 PM
31°
18%
9 PM
29°
22%
10 PM
28°
36%
11 PM
28°
36%
12 AM
28°
44%
1 AM
26°
37%
2 AM
25°
37%
3 AM
24°
33%
4 AM
24°
35%
5 AM
24°
35%
6 AM
24°
36%
7 AM
25°
32%
7-Day Forecast
Today
34° 23°
Fog with a 36% chance of rain.
Mon
34° 23°
Mostly Clear with a 37% chance of rain.
Tue
30° 21°
Partly Cloudy.
Wed
29° 18°
Partly Cloudy with a 39% chance of rain.
Thu
28° 17°
Drizzle, 51% chance.
Fri
26° 19°
Rain, 82% chance.
Sat
28° 18°
Rain, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 26° Fog 27% 5 mph S 90%
9 AM 27° Mostly Clear 36% 5 mph SSW 87%
10 AM 29° Partly Cloudy 14% 5 mph SSW 80%
11 AM 31° Partly Cloudy 14% 6 mph SW 73%
12 PM 32° Partly Cloudy 7% 6 mph SW 69%
1 PM 33° Partly Cloudy 3% 6 mph SW 66%
2 PM 33° Mostly Cloudy 3% 5 mph SW 64%
3 PM 34° Mostly Cloudy 3% 6 mph SW 62%
4 PM 34° Mostly Cloudy 4% 5 mph SSW 64%
5 PM 34° Partly Cloudy 5% 5 mph S 67%
6 PM 33° Partly Cloudy 5% 4 mph S 71%
7 PM 32° Mostly Cloudy 18% 5 mph SSE 77%
8 PM 31° Partly Cloudy 18% 6 mph SSE 80%
9 PM 29° Partly Cloudy 22% 7 mph SSE 84%
10 PM 28° Partly Cloudy 36% 7 mph S 80%
11 PM 28° Partly Cloudy 36% 7 mph S 75%
12 AM 28° Partly Cloudy 44% 8 mph S 72%
1 AM 26° Partly Cloudy 37% 7 mph S 75%
2 AM 25° Partly Cloudy 37% 6 mph S 80%
3 AM 24° Partly Cloudy 33% 6 mph SSE 83%
4 AM 24° Mostly Clear 35% 7 mph SSE 85%
5 AM 24° Mostly Clear 35% 7 mph S 87%
6 AM 24° Clear 36% 8 mph S 89%
7 AM 25° Mostly Clear 32% 8 mph S 89%
15-Day Forecast
Today
7/26
Fog
36%
23°
34°
Mon
7/27
Mostly Clear
37%
23°
34°
Tue
7/28
Partly Cloudy
7%
21°
30°
Wed
7/29
Partly Cloudy
39%
18°
29°
Thu
7/30
Drizzle
51%
17°
28°
Fri
7/31
Rain
82%
19°
26°
Sat
8/1
Rain
52%
18°
28°
Sun
8/2
Drizzle
42%
17°
28°
Mon
8/3
Drizzle
44%
18°
29°
Tue
8/4
Drizzle
51%
19°
31°
Wed
8/5
Drizzle
60%
17°
28°
Thu
8/6
Drizzle
60%
17°
27°
Fri
8/7
Drizzle
60%
16°
28°
Sat
8/8
Drizzle
60%
17°
29°
Sun
8/9
Drizzle
60%
17°
29°
57
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
57 AQI 12.2 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 57 Moderate 34 57
Tue 48 Good 37 48
Wed 56 Moderate 35 56
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 Sun Jul 26, 11:00'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
SBCAPE2718 J/kg
MLCAPE2280 J/kg
MUCAPE2718 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.4
Kinematics
0–6 km Shear27 kt
0–1 km Shear21 kt
Eff. Shear29 kt
0–1 km SRH-217
0–3 km SRH-430
Eff. SRH-430
Storm Motion277° @ 33 kt
0–1 km EHI-3.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.2
Thermo & Levels
PWAT1.78 in
0–3 km LR4.6 °C/km
700–500 LR7.2 °C/km
Total Totals47.9
LCL959 hPa
LFC978 hPa
EL166 hPa
Freezing Lvl14,649 ft