Ottawa, Canada

Last updated: 10:49 PM CDT  ·  Refresh
7°C
Feels like 5°
Haze
▲ 7°  /  ▼ 6°
Wind
6 mph NE
Humidity
96%
Dew Point
6°
Pressure
29.49 inHg
Visibility
2 mi
UV Index
0.0
Cloud Cover
94%
Sunrise
7:16 AM
Sunset
6:20 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Ottawa is currently haze at 7°C. Precipitation is likely — peak probability 75% around 1 AM. Sunrise: 7:16AM · Sunset: 6:20PM.

Alerts

No active alerts for this location.
23 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
7°
64%
12 AM
8°
71%
1 AM
7°
75%
2 AM
7°
61%
3 AM
7°
38%
4 AM
7°
27%
5 AM
6°
27%
6 AM
7°
27%
7 AM
7°
15%
8 AM
7°
15%
9 AM
9°
6%
10 AM
9°
7%
11 AM
10°
7%
12 PM
11°
7%
1 PM
12°
7%
2 PM
12°
17%
3 PM
12°
7%
4 PM
12°
7%
5 PM
12°
7%
6 PM
11°
3%
7 PM
11°
3%
8 PM
11°
3%
9 PM
10°
3%
10 PM
10°
3%
7-Day Forecast
Tonight
7° 6°
Haze with a 64% chance of rain.
Wed
12° 6°
Mostly Cloudy with a 61% chance of rain.
Thu
11° 3°
Partly Cloudy with a 75% chance of rain.
Fri
8° 1°
Overcast with a 90% chance of rain.
Sat
7° -2°
Clear.
Sun
13° 0°
Clear.
Mon
17° 3°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 7° Haze 64% 6 mph NE 96%
12 AM 8° Overcast 71% 2 mph NE 96%
1 AM 7° Overcast 75% 2 mph N 96%
2 AM 7° Overcast 61% 2 mph WNW 97%
3 AM 7° Overcast 38% 2 mph W 97%
4 AM 7° Overcast 27% 3 mph WSW 97%
5 AM 6° Overcast 27% 4 mph WSW 97%
6 AM 7° Overcast 27% 4 mph WSW 97%
7 AM 7° Overcast 15% 5 mph WSW 96%
8 AM 7° Overcast 15% 6 mph WSW 94%
9 AM 9° Overcast 6% 7 mph W 92%
10 AM 9° Overcast 7% 9 mph W 90%
11 AM 10° Overcast 7% 9 mph W 88%
12 PM 11° Overcast 7% 9 mph W 86%
1 PM 12° Overcast 7% 10 mph W 83%
2 PM 12° Overcast 17% 10 mph WNW 83%
3 PM 12° Mostly Cloudy 7% 10 mph WNW 82%
4 PM 12° Mostly Cloudy 7% 9 mph WNW 82%
5 PM 12° Mostly Cloudy 7% 9 mph WNW 82%
6 PM 11° Partly Cloudy 3% 8 mph WNW 83%
7 PM 11° Partly Cloudy 3% 8 mph WNW 84%
8 PM 11° Partly Cloudy 3% 8 mph WNW 83%
9 PM 10° Partly Cloudy 3% 9 mph WNW 82%
10 PM 10° Partly Cloudy 3% 9 mph WNW 81%
15-Day Forecast
Today
10/13
Haze
64%
6°
7°
Wed
10/14
Mostly Cloudy
61%
6°
12°
Thu
10/15
Partly Cloudy
75%
3°
11°
Fri
10/16
Overcast
90%
1°
8°
Sat
10/17
Clear
8%
-2°
7°
Sun
10/18
Clear
3%
0°
13°
Mon
10/19
Clear
8%
3°
17°
Tue
10/20
Clear
8%
6°
17°
Wed
10/21
Clear
18%
5°
17°
Thu
10/22
Rain
68%
6°
19°
Fri
10/23
Rain
64%
2°
14°
Sat
10/24
Drizzle
60%
3°
12°
Sun
10/25
Drizzle
60%
3°
12°
Mon
10/26
Drizzle
60%
3°
11°
Tue
10/27
Drizzle
60%
3°
11°
23
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
3 AQI 0.7 µg/m³
O3
Ground-level ozone
Dominant
23 AQI 26 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 23 Good 23 3
Thu 24 Good 24 16
Fri 22 Good 22 8
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Oct 13, 23:00'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
SBCAPE0 J/kg
MLCAPE48 J/kg
MUCAPE438 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index18.3
Kinematics
0–6 km Shear47 kt
0–1 km Shear24 kt
Eff. Shear16 kt
0–1 km SRH287
0–3 km SRH419
Eff. SRH51
Storm Motion292° @ 31 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.6
Thermo & Levels
PWAT1.33 in
0–3 km LR0.5 °C/km
700–500 LR7.1 °C/km
Total Totals52.3
LCL990 hPa
LFC—
EL—
Freezing Lvl12,740 ft