Areal Flood Advisory — Fairfield County, OH, Franklin County, OH, Licking County, OH 7:15 AM Flash Flood Warning — Fairfield County, OH, Franklin County, OH, Hocking County, OH, Licking County, OH 7:30 AM Areal Flood Watch 7:00 AM Areal Flood Watch 7:00 AM

Columbus, Ohio

Last updated: 5:14 AM CDT  ·  Refresh
21°C
Feels like 23°
Mostly Cloudy
▲ 29°  /  ▼ 19°
Wind
4 mph SSW
Humidity
92%
Dew Point
20°
Pressure
29.17 inHg
Visibility
6 mi
UV Index
0.0
Cloud Cover
75%
Sunrise
6:39 AM
Sunset
8:33 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Columbus is currently mostly cloudy at 21°C. Precipitation is likely — peak probability 90% around 4 PM. Atmospheric instability is elevated (CAPE up to 2149 J/kg) — isolated convective development possible. Sunrise: 6:39AM · Sunset: 8:33PM.

Alerts

Areal Flood Advisory
Fairfield County, OH, Franklin County, OH, Licking County, OH
Expires 7:15 AM
Flash Flood Warning
Fairfield County, OH, Franklin County, OH, Hocking County, OH, Licking County, OH
Expires 7:30 AM
Areal Flood Watch
Expires 7:00 AM
Areal Flood Watch
Expires 7:00 AM
58 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
48%
7 AM
21°
55%
8 AM
21°
52%
9 AM
22°
54%
10 AM
22°
65%
11 AM
23°
75%
12 PM
24°
70%
1 PM
24°
79%
2 PM
26°
83%
3 PM
26°
86%
4 PM
23°
90%
5 PM
22°
78%
6 PM
25°
78%
7 PM
24°
74%
8 PM
23°
82%
9 PM
23°
90%
10 PM
21°
90%
11 PM
21°
81%
12 AM
21°
73%
1 AM
20°
71%
2 AM
20°
70%
3 AM
20°
70%
4 AM
20°
70%
5 AM
20°
76%
7-Day Forecast
Today
29° 19°
Mostly Cloudy with a 90% chance of rain.
Wed
29° 19°
Partly Cloudy with a 74% chance of rain.
Thu
29° 20°
Overcast with a 72% chance of rain.
Fri
27° 17°
Mostly Cloudy with a 59% chance of rain.
Sat
27° 16°
Drizzle, 47% chance.
Sun
32° 19°
Thunderstorm, 69% chance.
Mon
27° 18°
Rain, 70% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Cloudy 48% 4 mph SSW 92%
7 AM 21° Mostly Cloudy 55% 4 mph WSW 93%
8 AM 21° Mostly Cloudy 52% 5 mph WSW 94%
9 AM 22° Mostly Cloudy 54% 7 mph WSW 93%
10 AM 22° Overcast 65% 8 mph WSW 92%
11 AM 23° Overcast 75% 8 mph WSW 90%
12 PM 24° Mostly Cloudy 70% 7 mph WSW 85%
1 PM 24° Rain 79% 6 mph WSW 81%
2 PM 26° Heavy Rain 83% 7 mph SW 77%
3 PM 26° Overcast 86% 9 mph WSW 80%
4 PM 23° Heavy Rain 90% 11 mph W 86%
5 PM 22° Thunderstorm 78% 12 mph WNW 90%
6 PM 25° Heavy Rain 78% 7 mph W 90%
7 PM 24° Rain 74% 7 mph WSW 92%
8 PM 23° Rain 82% 7 mph SW 94%
9 PM 23° Rain 90% 4 mph SW 95%
10 PM 21° Rain 90% 3 mph SW 96%
11 PM 21° Rain 81% 4 mph WSW 97%
12 AM 21° Rain 73% 4 mph SW 97%
1 AM 20° Rain 71% 5 mph SW 97%
2 AM 20° Rain 70% 6 mph SSW 97%
3 AM 20° Rain 70% 5 mph SSW 97%
4 AM 20° Rain 70% 4 mph SW 97%
5 AM 20° Rain 76% 3 mph SW 97%
15-Day Forecast
Today
8/11
Mostly Cloudy
90%
19°
29°
Wed
8/12
Partly Cloudy
74%
19°
29°
Thu
8/13
Overcast
72%
20°
29°
Fri
8/14
Mostly Cloudy
59%
17°
27°
Sat
8/15
Drizzle
47%
16°
27°
Sun
8/16
Thunderstorm
69%
19°
32°
Mon
8/17
Rain
70%
18°
27°
Tue
8/18
Clear
34%
17°
28°
Wed
8/19
Overcast
35%
19°
31°
Thu
8/20
Drizzle
45%
20°
29°
Fri
8/21
Drizzle
60%
18°
28°
Sat
8/22
Drizzle
60%
18°
29°
Sun
8/23
Drizzle
60%
18°
28°
Mon
8/24
Drizzle
60%
17°
27°
Tue
8/25
Drizzle
60%
17°
27°
58
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
58 AQI 12.7 µg/m³
O3
Ground-level ozone
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 58 Moderate 41 58
Wed 46 Good 32 46
Thu 39 Good 39 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 Tue Aug 11, 09:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE218 J/kg
MLCAPE1052 J/kg
MUCAPE2819 J/kg
SBCIN-359 J/kg
MLCIN0 J/kg
Lifted Index-1.7
Kinematics
0–6 km Shear26 kt
0–1 km Shear25 kt
Eff. Shear6 kt
0–1 km SRH131
0–3 km SRH181
Eff. SRH69
Storm Motion312° @ 31 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index39.9
Thermo & Levels
PWAT1.84 in
0–3 km LR4.3 °C/km
700–500 LR6.5 °C/km
Total Totals51.2
LCL973 hPa
LFC662 hPa
EL333 hPa
Freezing Lvl13,629 ft