Areal Flood Warning — Centre County, PA, Clearfield County, PA, Huntingdon County, PA, Juniata County, PA, Mifflin County, PA, Perry County, PA 7:00 AM Heat Advisory — Huntingdon, PA, Mifflin, PA, Juniata, PA, Fulton, PA, Franklin, PA, Perry, PA, Dauphin, PA, Lebanon, PA, Cumberland, PA, Adams, PA, York, PA, Lancaster, PA 7:00 PM Areal Flood Watch 11:00 PM

Mifflin County, Pennsylvania, United States

Last updated: 5:35 AM CDT  ·  Refresh
19°C
Feels like 22°
Mostly Cloudy
▲ 31°  /  ▼ 19°
Wind
2 mph S
Humidity
98%
Dew Point
19°
Pressure
28.99 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
79%
Sunrise
6:39 AM
Sunset
7:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mifflin County is currently mostly cloudy at 20°C. Precipitation is likely — peak probability 68% around 10 PM. Atmospheric instability is elevated (CAPE up to 2487 J/kg) — isolated convective development possible. Sunrise: 6:39AM · Sunset: 7:39PM.

48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
19°
38%
7 AM
19°
25%
8 AM
20°
27%
9 AM
21°
23%
10 AM
23°
23%
11 AM
24°
35%
12 PM
26°
35%
1 PM
31°
35%
2 PM
31°
34%
3 PM
31°
41%
4 PM
31°
44%
5 PM
30°
53%
6 PM
29°
57%
7 PM
27°
65%
8 PM
26°
65%
9 PM
24°
66%
10 PM
23°
68%
11 PM
23°
64%
12 AM
23°
61%
1 AM
22°
57%
2 AM
21°
57%
3 AM
21°
57%
4 AM
20°
52%
5 AM
20°
47%
7-Day Forecast
Today
31° 19°
Partly Cloudy with a 66% chance of rain.
Fri
29° 19°
Partly Cloudy with a 61% chance of rain.
Sat
26° 14°
Overcast with a 28% chance of rain.
Sun
23° 12°
Partly Cloudy.
Mon
25° 11°
Clear.
Tue
27° 12°
Clear.
Wed
27° 14°
Rain, 41% chance.
TimeTempConditionsPrecipWindHumidity
Now 19° Mostly Cloudy 38% 2 mph S 98%
7 AM 19° Mostly Cloudy 25% 2 mph SW 98%
8 AM 20° Mostly Cloudy 27% 3 mph SW 95%
9 AM 21° Mostly Cloudy 23% 5 mph SW 90%
10 AM 23° Partly Cloudy 23% 6 mph WSW 85%
11 AM 24° Partly Cloudy 35% 6 mph WSW 79%
12 PM 26° Partly Cloudy 35% 7 mph W 72%
1 PM 31° Partly Cloudy 35% 8 mph W 65%
2 PM 31° Partly Cloudy 34% 8 mph W 62%
3 PM 31° Mostly Cloudy 41% 7 mph W 64%
4 PM 31° Mostly Cloudy 44% 7 mph W 66%
5 PM 30° Mostly Cloudy 53% 5 mph W 70%
6 PM 29° Partly Cloudy 57% 4 mph W 75%
7 PM 27° Partly Cloudy 65% 4 mph WSW 80%
8 PM 26° Mostly Cloudy 65% 6 mph W 83%
9 PM 24° Mostly Cloudy 66% 5 mph WSW 85%
10 PM 23° Mostly Cloudy 68% 5 mph WSW 87%
11 PM 23° Mostly Cloudy 64% 5 mph WSW 89%
12 AM 23° Drizzle 61% 5 mph WSW 90%
1 AM 22° Drizzle 57% 4 mph WSW 91%
2 AM 21° Drizzle 57% 4 mph WSW 93%
3 AM 21° Mostly Cloudy 57% 4 mph WSW 94%
4 AM 20° Mostly Cloudy 52% 4 mph SW 96%
5 AM 20° Haze 47% 4 mph SW 96%
15-Day Forecast
Today
9/3
Partly Cloudy
66%
19°
31°
Fri
9/4
Partly Cloudy
61%
19°
29°
Sat
9/5
Overcast
28%
14°
26°
Sun
9/6
Partly Cloudy
7%
12°
23°
Mon
9/7
Clear
8%
11°
25°
Tue
9/8
Clear
16%
12°
27°
Wed
9/9
Rain
41%
14°
27°
Thu
9/10
Drizzle
43%
14°
31°
Fri
9/11
Drizzle
44%
12°
25°
Sat
9/12
Drizzle
51%
11°
24°
Sun
9/13
Drizzle
60%
15°
28°
Mon
9/14
Drizzle
60%
14°
27°
Tue
9/15
Clear
60%
12°
25°
Wed
9/16
Drizzle
60%
12°
25°
Thu
9/17
Drizzle
60%
13°
25°
48
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
48 AQI 8.6 µg/m³
O3
Ground-level ozone
32 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 32 48
Fri 41 Good 36 41
Sat 36 Good 36 27
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, 09:00'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
SBCAPE1 J/kg
MLCAPE100 J/kg
MUCAPE849 J/kg
SBCIN-304 J/kg
MLCIN-203 J/kg
Lifted Index-0.0
Kinematics
0–6 km Shear47 kt
0–1 km Shear10 kt
Eff. Shear36 kt
0–1 km SRH8
0–3 km SRH33
Eff. SRH12
Storm Motion313° @ 30 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.2
K-Index38.8
Thermo & Levels
PWAT2.05 in
0–3 km LR3.8 °C/km
700–500 LR6.5 °C/km
Total Totals49.6
LCL976 hPa
LFC551 hPa
EL489 hPa
Freezing Lvl13,675 ft