Tornado Watch 8:00 PM

Montgomery County, New York, United States

Last updated: 6:25 PM CDT  ·  Refresh
22°C
Feels like 24°
Overcast
▲ 24°  /  ▼ 16°
Wind
5 mph SE
Humidity
88%
Dew Point
20°
Pressure
28.89 inHg
Visibility
10 mi
UV Index
1.0
Cloud Cover
94%
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 overcast at 22°C. Precipitation is likely — peak probability 71% around 7 PM. Atmospheric instability is elevated (CAPE up to 633 J/kg) — isolated convective development possible. Sunrise: 5:37AM · Sunset: 8:29PM.

Alerts

Tornado Watch
Expires 8:00 PM
68 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
70%
8 PM
22°
65%
9 PM
21°
62%
10 PM
21°
44%
11 PM
20°
48%
12 AM
20°
52%
1 AM
20°
46%
2 AM
20°
24%
3 AM
19°
41%
4 AM
19°
45%
5 AM
17°
48%
6 AM
17°
32%
7 AM
17°
42%
8 AM
17°
43%
9 AM
18°
39%
10 AM
18°
16%
11 AM
18°
26%
12 PM
18°
16%
1 PM
19°
10%
2 PM
21°
10%
3 PM
20°
10%
4 PM
20°
11%
5 PM
21°
8%
6 PM
20°
9%
7-Day Forecast
Tonight
24° 16°
Overcast with a 70% chance of rain.
Wed
22° 11°
Partly Cloudy with a 46% chance of rain.
Thu
23° 10°
Mostly Clear.
Fri
24° 11°
Clear.
Sat
27° 13°
Mostly Cloudy.
Sun
27° 14°
Rain, 78% chance.
Mon
26° 13°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Overcast 70% 5 mph SE 88%
8 PM 22° Mostly Cloudy 65% 4 mph ESE 94%
9 PM 21° Partly Cloudy 62% 4 mph SE 93%
10 PM 21° Partly Cloudy 44% 5 mph SSE 92%
11 PM 20° Mostly Cloudy 48% 5 mph S 92%
12 AM 20° Mostly Cloudy 52% 5 mph SSW 92%
1 AM 20° Mostly Cloudy 46% 6 mph SSW 92%
2 AM 20° Mostly Cloudy 24% 6 mph SW 91%
3 AM 19° Mostly Cloudy 41% 6 mph SW 91%
4 AM 19° Rain 45% 6 mph WSW 92%
5 AM 17° Mostly Cloudy 48% 7 mph WSW 92%
6 AM 17° Mostly Cloudy 32% 8 mph WSW 90%
7 AM 17° Partly Cloudy 42% 9 mph W 90%
8 AM 17° Partly Cloudy 43% 11 mph W 86%
9 AM 18° Mostly Cloudy 39% 12 mph W 79%
10 AM 18° Mostly Cloudy 16% 13 mph W 73%
11 AM 18° Mostly Cloudy 26% 14 mph W 70%
12 PM 18° Mostly Cloudy 16% 14 mph W 67%
1 PM 19° Mostly Cloudy 10% 15 mph W 66%
2 PM 21° Mostly Cloudy 10% 14 mph W 64%
3 PM 20° Mostly Cloudy 10% 14 mph W 64%
4 PM 20° Mostly Cloudy 11% 14 mph W 63%
5 PM 21° Mostly Cloudy 8% 14 mph W 64%
6 PM 20° Partly Cloudy 9% 13 mph W 67%
15-Day Forecast
Today
7/21
Overcast
70%
16°
24°
Wed
7/22
Partly Cloudy
46%
11°
22°
Thu
7/23
Mostly Clear
3%
10°
23°
Fri
7/24
Clear
3%
11°
24°
Sat
7/25
Mostly Cloudy
8%
13°
27°
Sun
7/26
Rain
78%
14°
27°
Mon
7/27
Drizzle
60%
13°
26°
Tue
7/28
Drizzle
63%
12°
23°
Wed
7/29
Drizzle
68%
12°
23°
Thu
7/30
Drizzle
68%
12°
24°
Fri
7/31
Drizzle
46%
14°
24°
Sat
8/1
Drizzle
60%
13°
25°
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
Wed 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, 22:00'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
SBCAPE668 J/kg
MLCAPE573 J/kg
MUCAPE668 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear43 kt
0–1 km Shear23 kt
Eff. Shear36 kt
0–1 km SRH-17
0–3 km SRH-60
Eff. SRH-60
Storm Motion186° @ 32 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.3
Thermo & Levels
PWAT1.78 in
0–3 km LR5.9 °C/km
700–500 LR5.5 °C/km
Total Totals47.9
LCL950 hPa
LFC978 hPa
EL260 hPa
Freezing Lvl12,425 ft