Flash Flood Warning — Belmont County, OH, Harrison County, OH, Jefferson County, OH, Brooke County, WV, Marshall County, WV, Ohio County, WV 10:15 AM Areal Flood Watch 1:00 PM

Jefferson County, Ohio, United States

Last updated: 9:40 AM CDT  ·  Refresh
19°C
Feels like 20°
Rain
▲ 24°  /  ▼ 16°
Wind
5 mph N
Humidity
96%
Dew Point
18°
Pressure
28.84 inHg
Visibility
0 mi
UV Index
2.5
Cloud Cover
97%
Sunrise
6:39 AM
Sunset
8:13 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jefferson County is currently rain at 19°C. Precipitation is likely — peak probability 75% around 11 AM. Sunrise: 6:39AM · Sunset: 8:13PM.

Alerts

Flash Flood Warning
Belmont County, OH, Harrison County, OH, Jefferson County, OH, Brooke County, WV, Marshall County, WV, Ohio County, WV
Expires 10:15 AM
Areal Flood Watch
Expires 1:00 PM
33 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
19°
70%
11 AM
19°
75%
12 PM
21°
74%
1 PM
22°
71%
2 PM
23°
70%
3 PM
23°
50%
4 PM
23°
31%
5 PM
23°
16%
6 PM
23°
12%
7 PM
22°
5%
8 PM
21°
5%
9 PM
19°
5%
10 PM
18°
5%
11 PM
18°
3%
12 AM
17°
3%
1 AM
17°
3%
2 AM
17°
3%
3 AM
17°
7%
4 AM
17°
6%
5 AM
16°
6%
6 AM
16°
16%
7 AM
16°
16%
8 AM
17°
25%
9 AM
19°
15%
7-Day Forecast
Today
24° 16°
Rain, 71% chance.
Fri
27° 16°
Partly Cloudy with a 47% chance of rain.
Sat
29° 16°
Clear with a 64% chance of rain.
Sun
24° 12°
Mostly Cloudy with a 60% chance of rain.
Mon
25° 12°
Clear.
Tue
28° 12°
Clear.
Wed
25° 15°
Clear with a 31% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 19° Rain 70% 5 mph N 96%
11 AM 19° Overcast 75% 4 mph ENE 91%
12 PM 21° Rain 74% 4 mph NE 86%
1 PM 22° Rain 71% 4 mph NNE 81%
2 PM 23° Rain 70% 4 mph NNE 80%
3 PM 23° Mostly Cloudy 50% 4 mph NNE 81%
4 PM 23° Mostly Cloudy 31% 4 mph NE 81%
5 PM 23° Partly Cloudy 16% 4 mph NNE 83%
6 PM 23° Partly Cloudy 12% 4 mph NE 85%
7 PM 22° Partly Cloudy 5% 4 mph NE 88%
8 PM 21° Mostly Clear 5% 3 mph ENE 91%
9 PM 19° Mostly Clear 5% 3 mph ENE 93%
10 PM 18° Clear 5% 4 mph ENE 95%
11 PM 18° Clear 3% 4 mph ENE 96%
12 AM 17° Mostly Clear 3% 4 mph ENE 96%
1 AM 17° Mostly Clear 3% 4 mph NE 97%
2 AM 17° Partly Cloudy 3% 4 mph ENE 95%
3 AM 17° Partly Cloudy 7% 4 mph ENE 96%
4 AM 17° Partly Cloudy 6% 4 mph ENE 96%
5 AM 16° Partly Cloudy 6% 4 mph ENE 96%
6 AM 16° Partly Cloudy 16% 4 mph ENE 96%
7 AM 16° Haze 16% 5 mph ENE 95%
8 AM 17° Fog 25% 5 mph ENE 92%
9 AM 19° Fog 15% 5 mph ENE 88%
15-Day Forecast
Today
8/20
Rain
71%
16°
24°
Fri
8/21
Partly Cloudy
47%
16°
27°
Sat
8/22
Clear
64%
16°
29°
Sun
8/23
Mostly Cloudy
60%
12°
24°
Mon
8/24
Clear
8%
12°
25°
Tue
8/25
Clear
17%
12°
28°
Wed
8/26
Clear
31%
15°
25°
Thu
8/27
Rain
69%
16°
28°
Fri
8/28
Drizzle
44%
16°
28°
Sat
8/29
Drizzle
51%
16°
29°
Sun
8/30
Drizzle
60%
17°
29°
Mon
8/31
Drizzle
60%
16°
28°
Tue
9/1
Drizzle
60%
16°
28°
Wed
9/2
Drizzle
60%
15°
28°
Thu
9/3
Drizzle
60%
15°
28°
33
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
27 AQI 4.9 µg/m³
O3
Ground-level ozone
Dominant
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 33 Good 33 27
Sat 39 Good 39 36
Sun 39 Good 39 31
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 Aug 20, 13:00'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
SBCAPE26 J/kg
MLCAPE23 J/kg
MUCAPE107 J/kg
SBCIN-24 J/kg
MLCIN-24 J/kg
Lifted Index0.6
Kinematics
0–6 km Shear40 kt
0–1 km Shear6 kt
Eff. Shear30 kt
0–1 km SRH22
0–3 km SRH158
Eff. SRH163
Storm Motion274° @ 23 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.3
K-Index32.8
Thermo & Levels
PWAT1.71 in
0–3 km LR4.8 °C/km
700–500 LR5.5 °C/km
Total Totals44.3
LCL968 hPa
LFC693 hPa
EL538 hPa
Freezing Lvl12,313 ft