Tornado Watch 8:00 PM Tornado Watch 8:00 PM

Sullivan County, New York, United States

Last updated: 6:22 PM CDT  ·  Refresh
21°C
Feels like 23°
Overcast
▲ 22°  /  ▼ 15°
Wind
5 mph SSE
Humidity
94%
Dew Point
20°
Pressure
28.30 inHg
Visibility
9 mi
UV Index
0.9
Cloud Cover
97%
Sunrise
5:42 AM
Sunset
8:27 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Sullivan County is currently overcast at 21°C. Precipitation is likely — peak probability 71% around 10 PM. Atmospheric instability is elevated (CAPE up to 665 J/kg) — isolated convective development possible. Sunrise: 5:42AM · Sunset: 8:27PM.

Alerts

Tornado Watch
Expires 8:00 PM
Tornado Watch
Expires 8:00 PM
82 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
67%
8 PM
21°
54%
9 PM
19°
59%
10 PM
19°
71%
11 PM
19°
65%
12 AM
19°
56%
1 AM
19°
57%
2 AM
18°
29%
3 AM
18°
29%
4 AM
18°
23%
5 AM
16°
23%
6 AM
17°
24%
7 AM
17°
16%
8 AM
18°
19%
9 AM
19°
20%
10 AM
20°
20%
11 AM
21°
20%
12 PM
21°
20%
1 PM
22°
17%
2 PM
23°
17%
3 PM
23°
8%
4 PM
22°
8%
5 PM
23°
8%
6 PM
22°
5%
7-Day Forecast
Tonight
22° 15°
Overcast with a 71% chance of rain.
Wed
23° 13°
Partly Cloudy with a 57% chance of rain.
Thu
25° 11°
Mostly Clear.
Fri
24° 13°
Mostly Clear.
Sat
26° 13°
Partly Cloudy.
Sun
26° 13°
Rain, 71% chance.
Mon
24° 14°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Overcast 67% 5 mph SSE 94%
8 PM 21° Overcast 54% 5 mph S 94%
9 PM 19° Overcast 59% 6 mph SSW 96%
10 PM 19° Mostly Cloudy 71% 7 mph SSW 97%
11 PM 19° Mostly Cloudy 65% 7 mph SSW 97%
12 AM 19° Rain 56% 7 mph SSW 97%
1 AM 19° Rain 57% 7 mph SW 96%
2 AM 18° Overcast 29% 6 mph SW 95%
3 AM 18° Mostly Cloudy 29% 6 mph SW 94%
4 AM 18° Mostly Cloudy 23% 6 mph SW 93%
5 AM 16° Mostly Cloudy 23% 6 mph WSW 92%
6 AM 17° Mostly Cloudy 24% 6 mph WSW 93%
7 AM 17° Mostly Cloudy 16% 6 mph WSW 93%
8 AM 18° Partly Cloudy 19% 7 mph W 90%
9 AM 19° Partly Cloudy 20% 8 mph W 81%
10 AM 20° Mostly Clear 20% 10 mph W 73%
11 AM 21° Mostly Clear 20% 10 mph W 66%
12 PM 21° Mostly Clear 20% 11 mph W 63%
1 PM 22° Mostly Clear 17% 11 mph W 60%
2 PM 23° Mostly Clear 17% 12 mph W 57%
3 PM 23° Mostly Clear 8% 11 mph W 56%
4 PM 22° Mostly Clear 8% 11 mph W 56%
5 PM 23° Mostly Clear 8% 11 mph WNW 57%
6 PM 22° Mostly Clear 5% 10 mph WNW 60%
15-Day Forecast
Today
7/21
Overcast
71%
15°
22°
Wed
7/22
Partly Cloudy
57%
13°
23°
Thu
7/23
Mostly Clear
3%
11°
25°
Fri
7/24
Mostly Clear
3%
13°
24°
Sat
7/25
Partly Cloudy
3%
13°
26°
Sun
7/26
Rain
71%
13°
26°
Mon
7/27
Drizzle
63%
14°
24°
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%
14°
24°
Sun
8/2
Drizzle
60%
14°
25°
Mon
8/3
Drizzle
60%
15°
24°
Tue
8/4
Drizzle
60%
16°
26°
82
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
82 AQI 25.8 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 82 Moderate 39 82
Thu 34 Good 28 34
Fri 29 Good 29 29
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 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE472 J/kg
MLCAPE438 J/kg
MUCAPE482 J/kg
SBCIN-21 J/kg
MLCIN0 J/kg
Lifted Index-1.1
Kinematics
0–6 km Shear44 kt
0–1 km Shear24 kt
Eff. Shear36 kt
0–1 km SRH-49
0–3 km SRH-104
Eff. SRH-104
Storm Motion218° @ 40 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.2
Thermo & Levels
PWAT1.71 in
0–3 km LR5.6 °C/km
700–500 LR4.6 °C/km
Total Totals43.6
LCL947 hPa
LFC842 hPa
EL341 hPa
Freezing Lvl12,723 ft