Areal Flood Warning — Columbia County, NY, Greene County, NY, Ulster County, NY 6:30 PM Areal Flood Watch 7:00 PM Flood Warning — Ulster County, NY 10:19 PM Flood Warning — Ulster County, NY 10:53 PM

Napanoch, New York

Last updated: 6:24 PM CDT  ·  Refresh
21°C
Feels like 22°
Mostly Cloudy
▲ 23°  /  ▼ 16°
Wind
3 mph W
Humidity
88%
Dew Point
18°
Pressure
28.78 inHg
Visibility
9 mi
UV Index
2.0
Cloud Cover
62%
Sunrise
5:48 AM
Sunset
8:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Napanoch is currently mostly cloudy at 20°C. Precipitation is likely — peak probability 67% around 10 AM. Atmospheric instability is elevated (CAPE up to 557 J/kg) — isolated convective development possible. Sunrise: 5:48AM · Sunset: 8:18PM.

Alerts

Areal Flood Warning
Columbia County, NY, Greene County, NY, Ulster County, NY
Expires 6:30 PM
Areal Flood Watch
Expires 7:00 PM
Flood Warning
Ulster County, NY
Expires 10:19 PM
Flood Warning
Ulster County, NY
Expires 10:53 PM
37 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
41%
8 PM
20°
48%
9 PM
18°
48%
10 PM
18°
48%
11 PM
18°
57%
12 AM
17°
44%
1 AM
17°
52%
2 AM
17°
46%
3 AM
17°
46%
4 AM
17°
51%
5 AM
16°
54%
6 AM
16°
62%
7 AM
16°
41%
8 AM
17°
41%
9 AM
18°
54%
10 AM
18°
66%
11 AM
19°
66%
12 PM
20°
60%
1 PM
22°
56%
2 PM
22°
62%
3 PM
22°
62%
4 PM
22°
62%
5 PM
23°
44%
6 PM
23°
43%
7-Day Forecast
Tonight
23° 16°
Mostly Cloudy with a 48% chance of rain.
Thu
23° 16°
Mostly Cloudy with a 66% chance of rain.
Fri
28° 15°
Mostly Clear with a 52% chance of rain.
Sat
31° 17°
Mostly Cloudy with a 53% chance of rain.
Sun
27° 18°
Rain, 90% chance.
Mon
27° 14°
Drizzle, 67% chance.
Tue
30° 14°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Cloudy 41% 3 mph W 88%
8 PM 20° Mostly Cloudy 48% 3 mph W 92%
9 PM 18° Mostly Cloudy 48% 3 mph WSW 92%
10 PM 18° Mostly Cloudy 48% 3 mph WSW 93%
11 PM 18° Overcast 57% 3 mph WSW 94%
12 AM 17° Overcast 44% 3 mph W 94%
1 AM 17° Overcast 52% 3 mph WNW 95%
2 AM 17° Overcast 46% 3 mph N 96%
3 AM 17° Overcast 46% 4 mph NNE 97%
4 AM 17° Overcast 51% 4 mph N 97%
5 AM 16° Overcast 54% 4 mph N 96%
6 AM 16° Overcast 62% 4 mph N 96%
7 AM 16° Overcast 41% 4 mph NNE 96%
8 AM 17° Overcast 41% 5 mph NNE 95%
9 AM 18° Overcast 54% 6 mph NNE 93%
10 AM 18° Mostly Cloudy 66% 6 mph NNE 90%
11 AM 19° Mostly Cloudy 66% 6 mph NNE 87%
12 PM 20° Mostly Cloudy 60% 6 mph NNE 83%
1 PM 22° Mostly Cloudy 56% 6 mph NNE 80%
2 PM 22° Partly Cloudy 62% 6 mph NNE 77%
3 PM 22° Partly Cloudy 62% 6 mph NNE 75%
4 PM 22° Mostly Cloudy 62% 6 mph NNE 74%
5 PM 23° Partly Cloudy 44% 5 mph NNE 74%
6 PM 23° Partly Cloudy 43% 4 mph NNE 78%
15-Day Forecast
Today
7/29
Mostly Cloudy
48%
16°
23°
Thu
7/30
Mostly Cloudy
66%
16°
23°
Fri
7/31
Mostly Clear
52%
15°
28°
Sat
8/1
Mostly Cloudy
53%
17°
31°
Sun
8/2
Rain
90%
18°
27°
Mon
8/3
Drizzle
67%
14°
27°
Tue
8/4
Clear
15%
14°
30°
Wed
8/5
Mostly Cloudy
16%
16°
32°
Thu
8/6
Rain
66%
18°
31°
Fri
8/7
Rain
66%
19°
32°
Sat
8/8
Drizzle
56%
18°
32°
Sun
8/9
Drizzle
60%
17°
31°
Mon
8/10
Drizzle
60%
15°
29°
Tue
8/11
Drizzle
60%
14°
28°
Wed
8/12
Rain
90%
14°
28°
37
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
18 AQI 3.4 µg/m³
O3
Ground-level ozone
Dominant
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 37 Good 37 18
Fri 24 Good 24 11
Sat 30 Good 30 15
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 Wed Jul 29, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE457 J/kg
MLCAPE21 J/kg
MUCAPE457 J/kg
SBCIN-2 J/kg
MLCIN0 J/kg
Lifted Index-2.0
Kinematics
0–6 km Shear11 kt
0–1 km Shear15 kt
Eff. Shear15 kt
0–1 km SRH-78
0–3 km SRH-121
Eff. SRH-121
Storm Motion225° @ 20 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.0
Thermo & Levels
PWAT1.45 in
0–3 km LR5.6 °C/km
700–500 LR6.0 °C/km
Total Totals44.4
LCL941 hPa
LFC926 hPa
EL307 hPa
Freezing Lvl11,942 ft