Areal Flood Warning — Northumberland County, PA, Snyder County, PA, Union County, PA 5:00 AM Flood Warning — Snyder County, PA, Union County, PA, Centre County, PA, Clinton County, PA 3:00 PM Areal Flood Watch 11:00 PM

Snyder County, Pennsylvania, United States

Last updated: 2:52 AM CDT  ·  Refresh
20°C
Feels like 22°
Rain
▲ 31°  /  ▼ 20°
Wind
3 mph WSW
Humidity
98%
Dew Point
20°
Pressure
29.09 inHg
Visibility
4 mi
UV Index
0.0
Cloud Cover
83%
Sunrise
6:37 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Snyder County is currently rain at 20°C. Precipitation is likely — peak probability 75% around 8 PM. Atmospheric instability is elevated (CAPE up to 2679 J/kg) — isolated convective development possible. Sunrise: 6:37AM · Sunset: 7:37PM.

47 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
20°
68%
4 AM
19°
63%
5 AM
18°
56%
6 AM
18°
43%
7 AM
19°
25%
8 AM
20°
27%
9 AM
21°
23%
10 AM
23°
24%
11 AM
24°
38%
12 PM
26°
41%
1 PM
29°
41%
2 PM
29°
56%
3 PM
29°
56%
4 PM
28°
49%
5 PM
28°
63%
6 PM
27°
70%
7 PM
26°
74%
8 PM
26°
74%
9 PM
23°
71%
10 PM
23°
62%
11 PM
22°
42%
12 AM
22°
38%
1 AM
22°
39%
2 AM
22°
39%
7-Day Forecast
Today
31° 20°
Partly Cloudy with a 71% chance of rain.
Fri
28° 18°
Partly Cloudy with a 49% chance of rain.
Sat
24° 14°
Mostly Cloudy.
Sun
22° 12°
Partly Cloudy.
Mon
25° 11°
Clear.
Tue
27° 12°
Clear.
Wed
26° 16°
Rain, 41% chance.
TimeTempConditionsPrecipWindHumidity
Now 20° Rain 68% 3 mph WSW 98%
4 AM 19° Thunderstorm 63% 4 mph NW 98%
5 AM 18° Rain 56% 3 mph SSW 97%
6 AM 18° Partly Cloudy 43% 5 mph S 96%
7 AM 19° Partly Cloudy 25% 6 mph SSW 95%
8 AM 20° Mostly Clear 27% 6 mph SSW 91%
9 AM 21° Partly Cloudy 23% 6 mph SW 87%
10 AM 23° Partly Cloudy 24% 7 mph WSW 81%
11 AM 24° Partly Cloudy 38% 8 mph WSW 76%
12 PM 26° Partly Cloudy 41% 8 mph WSW 71%
1 PM 29° Partly Cloudy 41% 8 mph W 66%
2 PM 29° Mostly Cloudy 56% 8 mph W 66%
3 PM 29° Mostly Cloudy 56% 8 mph W 66%
4 PM 28° Partly Cloudy 49% 7 mph W 66%
5 PM 28° Mostly Cloudy 63% 7 mph W 69%
6 PM 27° Overcast 70% 7 mph WSW 74%
7 PM 26° Rain 74% 8 mph WSW 79%
8 PM 26° Rain 74% 7 mph WSW 84%
9 PM 23° Overcast 71% 6 mph WSW 89%
10 PM 23° Overcast 62% 6 mph WSW 92%
11 PM 22° Mostly Cloudy 42% 6 mph WSW 93%
12 AM 22° Mostly Cloudy 38% 5 mph WSW 93%
1 AM 22° Partly Cloudy 39% 4 mph WSW 94%
2 AM 22° Partly Cloudy 39% 4 mph WSW 94%
15-Day Forecast
Today
9/3
Partly Cloudy
71%
20°
31°
Fri
9/4
Partly Cloudy
49%
18°
28°
Sat
9/5
Mostly Cloudy
7%
14°
24°
Sun
9/6
Partly Cloudy
7%
12°
22°
Mon
9/7
Clear
3%
11°
25°
Tue
9/8
Clear
17%
12°
27°
Wed
9/9
Rain
41%
16°
26°
Thu
9/10
Drizzle
43%
14°
32°
Fri
9/11
Clear
44%
11°
24°
Sat
9/12
Drizzle
51%
10°
24°
Sun
9/13
Drizzle
60%
16°
27°
Mon
9/14
Drizzle
60%
14°
27°
Tue
9/15
Clear
25%
12°
24°
Wed
9/16
Drizzle
60%
12°
24°
Thu
9/17
Drizzle
60%
13°
25°
47
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
47 AQI 8.4 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 47 Good 40 47
Fri 38 Good 33 38
Sat 35 Good 35 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 Thu Sep 3, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE88 J/kg
MLCAPE165 J/kg
MUCAPE1371 J/kg
SBCIN-225 J/kg
MLCIN-164 J/kg
Lifted Index-0.9
Kinematics
0–6 km Shear42 kt
0–1 km Shear15 kt
Eff. Shear45 kt
0–1 km SRH112
0–3 km SRH150
Eff. SRH143
Storm Motion304° @ 25 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell4.5
K-Index41.1
Thermo & Levels
PWAT2.11 in
0–3 km LR4.3 °C/km
700–500 LR6.3 °C/km
Total Totals51.5
LCL978 hPa
LFC650 hPa
EL470 hPa
Freezing Lvl13,238 ft