Columbia County, New York, United States

Last updated: 8:01 PM CDT  ·  Refresh
21°C
Feels like 23°
Overcast
▲ 23°  /  ▼ 17°
Wind
6 mph S
Humidity
96%
Dew Point
20°
Pressure
29.20 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
93%
Sunrise
5:36 AM
Sunset
8:24 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Columbia County is currently overcast at 21°C. Precipitation is likely — peak probability 70% around 10 PM. Atmospheric instability is elevated (CAPE up to 832 J/kg) — isolated convective development possible. Sunrise: 5:36AM · Sunset: 8:24PM.

Alerts

No active alerts for this location.
71 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
63%
10 PM
21°
70%
11 PM
21°
52%
12 AM
21°
47%
1 AM
21°
46%
2 AM
20°
18%
3 AM
20°
23%
4 AM
20°
23%
5 AM
18°
24%
6 AM
18°
29%
7 AM
19°
38%
8 AM
19°
38%
9 AM
20°
50%
10 AM
21°
58%
11 AM
22°
58%
12 PM
21°
58%
1 PM
23°
41%
2 PM
23°
29%
3 PM
23°
29%
4 PM
23°
25%
5 PM
23°
25%
6 PM
23°
24%
7 PM
22°
18%
8 PM
21°
9%
7-Day Forecast
Tonight
23° 17°
Overcast with a 63% chance of rain.
Wed
24° 14°
Mostly Cloudy with a 58% chance of rain.
Thu
26° 9°
Clear.
Fri
28° 10°
Clear.
Sat
27° 13°
Mostly Clear.
Sun
28° 13°
Drizzle, 70% chance.
Mon
29° 16°
Rain, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Overcast 63% 6 mph S 96%
10 PM 21° Overcast 70% 7 mph S 96%
11 PM 21° Overcast 52% 8 mph S 97%
12 AM 21° Overcast 47% 8 mph S 97%
1 AM 21° Mostly Cloudy 46% 9 mph S 96%
2 AM 20° Mostly Cloudy 18% 9 mph S 96%
3 AM 20° Mostly Cloudy 23% 9 mph S 95%
4 AM 20° Overcast 23% 9 mph S 95%
5 AM 18° Overcast 24% 9 mph S 95%
6 AM 18° Overcast 29% 7 mph S 94%
7 AM 19° Mostly Cloudy 38% 6 mph SSW 93%
8 AM 19° Partly Cloudy 38% 5 mph SSW 90%
9 AM 20° Partly Cloudy 50% 5 mph SW 85%
10 AM 21° Partly Cloudy 58% 5 mph W 81%
11 AM 22° Partly Cloudy 58% 6 mph W 78%
12 PM 21° Mostly Cloudy 58% 8 mph WNW 72%
1 PM 23° Mostly Cloudy 41% 8 mph WNW 64%
2 PM 23° Mostly Cloudy 29% 9 mph WNW 58%
3 PM 23° Mostly Cloudy 29% 9 mph WNW 57%
4 PM 23° Mostly Cloudy 25% 9 mph WNW 56%
5 PM 23° Mostly Cloudy 25% 10 mph WNW 56%
6 PM 23° Mostly Cloudy 24% 9 mph WNW 58%
7 PM 22° Mostly Cloudy 18% 8 mph WNW 60%
8 PM 21° Partly Cloudy 9% 7 mph NW 62%
15-Day Forecast
Today
7/21
Overcast
63%
17°
23°
Wed
7/22
Mostly Cloudy
58%
14°
24°
Thu
7/23
Clear
3%
9°
26°
Fri
7/24
Clear
3%
10°
28°
Sat
7/25
Mostly Clear
8%
13°
27°
Sun
7/26
Drizzle
70%
13°
28°
Mon
7/27
Rain
71%
16°
29°
Tue
7/28
Rain
63%
16°
23°
Wed
7/29
Rain
69%
14°
24°
Thu
7/30
Drizzle
51%
13°
26°
Fri
7/31
Drizzle
60%
14°
29°
Sat
8/1
Drizzle
60%
14°
28°
Sun
8/2
Drizzle
60%
14°
26°
Mon
8/3
Drizzle
60%
16°
25°
Tue
8/4
Drizzle
60%
16°
26°
71
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
71 AQI 19.8 µg/m³
O3
Ground-level ozone
43 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 71 Moderate 43 71
Thu 39 Good 29 39
Fri 42 Good 31 42
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 Tue Jul 21, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE124 J/kg
MLCAPE329 J/kg
MUCAPE528 J/kg
SBCIN-66 J/kg
MLCIN0 J/kg
Lifted Index-0.4
Kinematics
0–6 km Shear39 kt
0–1 km Shear15 kt
Eff. Shear28 kt
0–1 km SRH14
0–3 km SRH-34
Eff. SRH-34
Storm Motion194° @ 34 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.7
Thermo & Levels
PWAT1.99 in
0–3 km LR5.1 °C/km
700–500 LR5.1 °C/km
Total Totals47.0
LCL976 hPa
LFC760 hPa
EL400 hPa
Freezing Lvl13,497 ft