Flood Advisory — Adams County, CO, Arapahoe County, CO, Elbert County, CO, Morgan County, CO 10:00 PM Areal Flood Watch 11:00 PM

Adams County, Colorado, United States

Last updated: 7:22 AM CDT  ·  Refresh
17°C
Feels like 17°
Mostly Clear
▲ 26°  /  ▼ 15°
Wind
6 mph SW
Humidity
87%
Dew Point
15°
Pressure
25.03 inHg
Visibility
7 mi
UV Index
1.1
Cloud Cover
12%
Sunrise
6:08 AM
Sunset
7:53 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Adams County is currently mostly clear at 17°C. Precipitation is likely — peak probability 68% around 5 PM. Atmospheric instability is elevated (CAPE up to 1095 J/kg) — isolated convective development possible. Sunrise: 6:08AM · Sunset: 7:53PM.

49 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
17°
15%
7 AM
17°
31%
8 AM
18°
24%
9 AM
21°
28%
10 AM
22°
28%
11 AM
23°
28%
12 PM
24°
30%
1 PM
26°
43%
2 PM
26°
48%
3 PM
26°
63%
4 PM
24°
63%
5 PM
25°
67%
6 PM
24°
61%
7 PM
23°
56%
8 PM
22°
57%
9 PM
19°
47%
10 PM
18°
47%
11 PM
18°
41%
12 AM
18°
32%
1 AM
17°
32%
2 AM
16°
31%
3 AM
16°
31%
4 AM
16°
31%
5 AM
15°
10%
7-Day Forecast
Today
26° 15°
Mostly Clear with a 63% chance of rain.
Sun
29° 15°
Partly Cloudy with a 58% chance of rain.
Mon
32° 15°
Mostly Clear.
Tue
32° 16°
Mostly Cloudy with a 28% chance of rain.
Wed
28° 17°
Rain, 67% chance.
Thu
31° 14°
Clear with a 25% chance of rain.
Fri
32° 17°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 17° Mostly Clear 15% 6 mph SW 87%
7 AM 17° Mostly Clear 31% 5 mph SW 77%
8 AM 18° Mostly Clear 24% 4 mph WSW 70%
9 AM 21° Mostly Clear 28% 3 mph NW 62%
10 AM 22° Mostly Clear 28% 4 mph N 57%
11 AM 23° Partly Cloudy 28% 5 mph NNE 53%
12 PM 24° Partly Cloudy 30% 7 mph NE 48%
1 PM 26° Mostly Clear 43% 8 mph ENE 45%
2 PM 26° Mostly Clear 48% 9 mph ENE 43%
3 PM 26° Mostly Clear 63% 8 mph E 46%
4 PM 24° Rain 63% 5 mph E 55%
5 PM 25° Rain 67% 7 mph E 62%
6 PM 24° Partly Cloudy 61% 8 mph SE 69%
7 PM 23° Partly Cloudy 56% 6 mph SE 74%
8 PM 22° Partly Cloudy 57% 6 mph SE 80%
9 PM 19° Partly Cloudy 47% 5 mph SSE 84%
10 PM 18° Partly Cloudy 47% 4 mph SSE 86%
11 PM 18° Partly Cloudy 41% 4 mph SSE 88%
12 AM 18° Partly Cloudy 32% 4 mph SE 90%
1 AM 17° Partly Cloudy 32% 4 mph SE 91%
2 AM 16° Partly Cloudy 31% 4 mph SE 92%
3 AM 16° Partly Cloudy 31% 4 mph SE 92%
4 AM 16° Partly Cloudy 31% 4 mph SSE 92%
5 AM 15° Partly Cloudy 10% 4 mph S 92%
15-Day Forecast
Today
8/15
Mostly Clear
63%
15°
26°
Sun
8/16
Partly Cloudy
58%
15°
29°
Mon
8/17
Mostly Clear
6%
15°
32°
Tue
8/18
Mostly Cloudy
28%
16°
32°
Wed
8/19
Rain
67%
17°
28°
Thu
8/20
Clear
25%
14°
31°
Fri
8/21
Mostly Clear
15%
17°
32°
Sat
8/22
Partly Cloudy
39%
18°
33°
Sun
8/23
Rain
66%
19°
33°
Mon
8/24
Rain
67%
19°
31°
Tue
8/25
Drizzle
60%
19°
31°
Wed
8/26
Drizzle
60%
19°
31°
Thu
8/27
Drizzle
60%
19°
32°
Fri
8/28
Drizzle
60%
18°
31°
Sat
8/29
Drizzle
60%
18°
29°
49
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
21 AQI 3.7 µg/m³
O3
Ground-level ozone
Dominant
49 AQI 54 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 49 Good 49 21
Mon 49 Good 49 19
Tue 74 Moderate 74 25
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 15, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE51 J/kg
MLCAPE44 J/kg
MUCAPE51 J/kg
SBCIN-254 J/kg
MLCIN0 J/kg
Lifted Index-0.5
Kinematics
0–6 km Shear29 kt
0–1 km Shear7 kt
Eff. Shear
0–1 km SRH-37
0–3 km SRH-7
Eff. SRH
Storm Motion291° @ 23 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)
Supercell
K-Index
Thermo & Levels
PWAT1.13 in
0–3 km LR5.3 °C/km
700–500 LR6.6 °C/km
Total Totals
LCL823 hPa
LFC607 hPa
EL479 hPa
Freezing Lvl10,226 ft