Tornado Watch 8:00 PM Tornado Watch 8:00 PM Areal Flood Watch 1:00 AM Areal Flood Warning — Bronx County, NY, Westchester County, NY 6:15 AM

New York, New York

Last updated: 7:53 PM CDT  ·  Refresh
23°C
Feels like 25°
Overcast
▲ 27°  /  ▼ 22°
Wind
9 mph S
Humidity
89%
Dew Point
22°
Pressure
29.64 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
92%
Sunrise
5:41 AM
Sunset
8:21 PM
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WeatherAI™ Analysis

WeatherAI Analysis: New York is currently overcast at 23°C. Precipitation is likely — peak probability 73% around 10 PM. Atmospheric instability is elevated (CAPE up to 1250 J/kg) — isolated convective development possible. Sunrise: 5:41AM · Sunset: 8:21PM.

Alerts

Tornado Watch
Expires 8:00 PM
Tornado Watch
Expires 8:00 PM
Areal Flood Watch
Expires 1:00 AM
Areal Flood Warning
Bronx County, NY, Westchester County, NY
Expires 6:15 AM
72 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
50%
9 PM
24°
72%
10 PM
23°
73%
11 PM
23°
46%
12 AM
23°
39%
1 AM
24°
47%
2 AM
24°
54%
3 AM
24°
54%
4 AM
23°
44%
5 AM
22°
28%
6 AM
23°
22%
7 AM
23°
17%
8 AM
24°
23%
9 AM
24°
23%
10 AM
26°
23%
11 AM
26°
21%
12 PM
27°
17%
1 PM
26°
18%
2 PM
26°
18%
3 PM
27°
18%
4 PM
27°
9%
5 PM
27°
9%
6 PM
26°
9%
7 PM
26°
3%
7-Day Forecast
Tonight
27° 22°
Overcast with a 50% chance of rain.
Wed
28° 21°
Partly Cloudy with a 54% chance of rain.
Thu
27° 19°
Mostly Clear.
Fri
26° 19°
Mostly Clear.
Sat
27° 19°
Mostly Clear.
Sun
28° 19°
Drizzle, 70% chance.
Mon
28° 22°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Overcast 50% 9 mph S 89%
9 PM 24° Rain 72% 10 mph SSW 89%
10 PM 23° Overcast 73% 10 mph SSW 89%
11 PM 23° Overcast 46% 10 mph SSW 89%
12 AM 23° Overcast 39% 10 mph SSW 90%
1 AM 24° Overcast 47% 10 mph SSW 91%
2 AM 24° Overcast 54% 11 mph SW 91%
3 AM 24° Overcast 54% 11 mph SW 90%
4 AM 23° Overcast 44% 11 mph SW 88%
5 AM 22° Mostly Cloudy 28% 10 mph SW 87%
6 AM 23° Mostly Cloudy 22% 10 mph SW 85%
7 AM 23° Mostly Cloudy 17% 10 mph SW 84%
8 AM 24° Rain 23% 10 mph SW 78%
9 AM 24° Rain 23% 10 mph WSW 73%
10 AM 26° Rain 23% 10 mph WSW 67%
11 AM 26° Partly Cloudy 21% 10 mph WSW 62%
12 PM 27° Partly Cloudy 17% 10 mph W 59%
1 PM 26° Partly Cloudy 18% 10 mph W 56%
2 PM 26° Partly Cloudy 18% 10 mph W 54%
3 PM 27° Partly Cloudy 18% 9 mph W 53%
4 PM 27° Partly Cloudy 9% 9 mph WSW 52%
5 PM 27° Partly Cloudy 9% 9 mph W 52%
6 PM 26° Partly Cloudy 9% 9 mph W 54%
7 PM 26° Mostly Cloudy 3% 9 mph W 54%
15-Day Forecast
Today
7/21
Overcast
50%
22°
27°
Wed
7/22
Partly Cloudy
54%
21°
28°
Thu
7/23
Mostly Clear
3%
19°
27°
Fri
7/24
Mostly Clear
6%
19°
26°
Sat
7/25
Mostly Clear
7%
19°
27°
Sun
7/26
Drizzle
70%
19°
28°
Mon
7/27
Drizzle
63%
22°
28°
Tue
7/28
Rain
63%
21°
27°
Wed
7/29
Rain
69%
21°
27°
Thu
7/30
Drizzle
44%
19°
28°
Fri
7/31
Drizzle
60%
20°
29°
Sat
8/1
Drizzle
60%
21°
29°
Sun
8/2
Drizzle
60%
21°
27°
Mon
8/3
Drizzle
60%
22°
27°
Tue
8/4
Drizzle
60%
22°
28°
72
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
72 AQI 20.6 µg/m³
O3
Ground-level ozone
44 AQI 48 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 72 Moderate 44 72
Thu 45 Good 45 41
Fri 52 Moderate 44 52
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
SBCAPE427 J/kg
MLCAPE747 J/kg
MUCAPE1121 J/kg
SBCIN-104 J/kg
MLCIN0 J/kg
Lifted Index-3.2
Kinematics
0–6 km Shear39 kt
0–1 km Shear12 kt
Eff. Shear37 kt
0–1 km SRH-4
0–3 km SRH-48
Eff. SRH-48
Storm Motion217° @ 37 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.7
Thermo & Levels
PWAT2.03 in
0–3 km LR5.0 °C/km
700–500 LR6.0 °C/km
Total Totals47.4
LCL979 hPa
LFC739 hPa
EL289 hPa
Freezing Lvl14,491 ft