Montgomery County, New York, United States

Last updated: 8:00 PM CDT  ·  Refresh
21°C
Feels like 23°
Mostly Cloudy
▲ 23°  /  ▼ 16°
Wind
4 mph SE
Humidity
93%
Dew Point
20°
Pressure
28.85 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
82%
Sunrise
5:37 AM
Sunset
8:29 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Montgomery County is currently mostly cloudy at 21°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 532 J/kg) — isolated convective development possible. Sunrise: 5:37AM · Sunset: 8:29PM.

Alerts

No active alerts for this location.
68 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
42%
10 PM
21°
44%
11 PM
20°
32%
12 AM
19°
29%
1 AM
19°
27%
2 AM
19°
12%
3 AM
19°
38%
4 AM
19°
32%
5 AM
17°
24%
6 AM
17°
32%
7 AM
17°
45%
8 AM
17°
48%
9 AM
17°
48%
10 AM
17°
19%
11 AM
17°
19%
12 PM
17°
20%
1 PM
19°
14%
2 PM
19°
14%
3 PM
19°
15%
4 PM
20°
15%
5 PM
21°
3%
6 PM
20°
3%
7 PM
19°
3%
8 PM
18°
3%
7-Day Forecast
Tonight
23° 16°
Mostly Cloudy with a 42% chance of rain.
Wed
21° 12°
Mostly Cloudy with a 48% chance of rain.
Thu
24° 8°
Mostly Clear.
Fri
27° 8°
Clear.
Sat
27° 13°
Mostly Cloudy.
Sun
28° 13°
Drizzle, 70% chance.
Mon
30° 15°
Rain, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Cloudy 42% 4 mph SE 93%
10 PM 21° Mostly Clear 44% 4 mph SSE 94%
11 PM 20° Mostly Clear 32% 4 mph S 93%
12 AM 19° Partly Cloudy 29% 4 mph S 93%
1 AM 19° Mostly Cloudy 27% 4 mph SSW 92%
2 AM 19° Partly Cloudy 12% 5 mph SSW 92%
3 AM 19° Mostly Cloudy 38% 6 mph SW 91%
4 AM 19° Mostly Cloudy 32% 6 mph SW 93%
5 AM 17° Mostly Cloudy 24% 6 mph WSW 93%
6 AM 17° Mostly Cloudy 32% 7 mph WSW 92%
7 AM 17° Partly Cloudy 45% 9 mph WSW 90%
8 AM 17° Partly Cloudy 48% 10 mph W 88%
9 AM 17° Mostly Cloudy 48% 12 mph W 83%
10 AM 17° Mostly Cloudy 19% 12 mph W 77%
11 AM 17° Mostly Cloudy 19% 13 mph W 73%
12 PM 17° Mostly Cloudy 20% 14 mph W 69%
1 PM 19° Mostly Cloudy 14% 15 mph W 67%
2 PM 19° Mostly Cloudy 14% 14 mph W 67%
3 PM 19° Mostly Cloudy 15% 14 mph W 65%
4 PM 20° Mostly Cloudy 15% 14 mph W 62%
5 PM 21° Mostly Cloudy 3% 14 mph W 61%
6 PM 20° Mostly Cloudy 3% 13 mph W 64%
7 PM 19° Partly Cloudy 3% 12 mph W 67%
8 PM 18° Mostly Clear 3% 10 mph W 70%
15-Day Forecast
Today
7/21
Mostly Cloudy
42%
16°
23°
Wed
7/22
Mostly Cloudy
48%
12°
21°
Thu
7/23
Mostly Clear
3%
8°
24°
Fri
7/24
Clear
3%
8°
27°
Sat
7/25
Mostly Cloudy
8%
13°
27°
Sun
7/26
Drizzle
70%
13°
28°
Mon
7/27
Rain
71%
15°
30°
Tue
7/28
Rain
63%
14°
24°
Wed
7/29
Rain
69%
12°
23°
Thu
7/30
Drizzle
44%
12°
26°
Fri
7/31
Drizzle
60%
12°
29°
Sat
8/1
Drizzle
60%
13°
28°
Sun
8/2
Drizzle
60%
14°
26°
Mon
8/3
Drizzle
60%
14°
25°
Tue
8/4
Drizzle
60%
15°
26°
68
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
68 AQI 18.3 µg/m³
O3
Ground-level ozone
41 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 68 Moderate 41 68
Thu 36 Good 29 36
Fri 37 Good 33 37
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 80 90 100 110 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE430 J/kg
MLCAPE520 J/kg
MUCAPE622 J/kg
SBCIN-46 J/kg
MLCIN0 J/kg
Lifted Index-2.2
Kinematics
0–6 km Shear44 kt
0–1 km Shear24 kt
Eff. Shear30 kt
0–1 km SRH-7
0–3 km SRH-43
Eff. SRH-43
Storm Motion184° @ 31 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.3
Thermo & Levels
PWAT1.74 in
0–3 km LR5.6 °C/km
700–500 LR5.3 °C/km
Total Totals48.1
LCL958 hPa
LFC790 hPa
EL338 hPa
Freezing Lvl12,769 ft