Extreme Heat Warning — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 8:00 PM

Ottawa, Canada

Last updated: 7:01 PM CDT  ·  Refresh
20°C
Feels like 20°
Partly Cloudy
▲ 24°  /  ▼ 12°
Wind
4 mph N
Humidity
67%
Dew Point
12°
Pressure
29.76 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
30%
Sunrise
6:08 AM
Sunset
8:00 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Ottawa is currently partly cloudy at 20°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:08AM · Sunset: 8:00PM.

Alerts

Extreme Heat Warning
Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 8:00 PM
26 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
20°
11%
8 PM
20°
27%
9 PM
18°
27%
10 PM
17°
20%
11 PM
16°
20%
12 AM
15°
20%
1 AM
14°
7%
2 AM
13°
3%
3 AM
13°
3%
4 AM
13°
3%
5 AM
12°
3%
6 AM
12°
3%
7 AM
14°
3%
8 AM
16°
3%
9 AM
19°
3%
10 AM
20°
3%
11 AM
21°
3%
12 PM
22°
3%
1 PM
24°
3%
2 PM
24°
3%
3 PM
24°
3%
4 PM
24°
3%
5 PM
23°
3%
6 PM
22°
3%
7-Day Forecast
Tonight
24° 12°
Partly Cloudy with a 20% chance of rain.
Fri
24° 12°
Mostly Clear.
Sat
27° 12°
Partly Cloudy with a 56% chance of rain.
Sun
24° 13°
Rain, 90% chance.
Mon
22° 12°
Rain, 83% chance.
Tue
23° 12°
Drizzle, 61% chance.
Wed
24° 12°
Clear with a 28% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 20° Partly Cloudy 11% 4 mph N 67%
8 PM 20° Mostly Clear 27% 3 mph NE 70%
9 PM 18° Mostly Clear 27% 3 mph NE 72%
10 PM 17° Clear 20% 2 mph N 75%
11 PM 16° Clear 20% 3 mph N 75%
12 AM 15° Clear 20% 3 mph NNW 75%
1 AM 14° Clear 7% 4 mph N 76%
2 AM 13° Clear 3% 4 mph N 77%
3 AM 13° Clear 3% 3 mph N 77%
4 AM 13° Clear 3% 3 mph N 77%
5 AM 12° Mostly Clear 3% 3 mph NNE 75%
6 AM 12° Mostly Clear 3% 3 mph NNE 74%
7 AM 14° Mostly Clear 3% 2 mph NNE 73%
8 AM 16° Mostly Clear 3% 3 mph NE 68%
9 AM 19° Partly Cloudy 3% 3 mph ENE 62%
10 AM 20° Partly Cloudy 3% 4 mph E 57%
11 AM 21° Partly Cloudy 3% 4 mph E 54%
12 PM 22° Mostly Clear 3% 3 mph E 52%
1 PM 24° Mostly Clear 3% 3 mph E 49%
2 PM 24° Mostly Clear 3% 3 mph E 49%
3 PM 24° Mostly Clear 3% 3 mph E 50%
4 PM 24° Partly Cloudy 3% 3 mph E 50%
5 PM 23° Mostly Clear 3% 3 mph E 55%
6 PM 22° Clear 3% 3 mph E 60%
15-Day Forecast
Today
8/20
Partly Cloudy
20%
12°
24°
Fri
8/21
Mostly Clear
7%
12°
24°
Sat
8/22
Partly Cloudy
56%
12°
27°
Sun
8/23
Rain
90%
13°
24°
Mon
8/24
Rain
83%
12°
22°
Tue
8/25
Drizzle
61%
12°
23°
Wed
8/26
Clear
28%
12°
24°
Thu
8/27
Rain
80%
14°
26°
Fri
8/28
Drizzle
66%
12°
24°
Sat
8/29
Clear
35%
12°
24°
Sun
8/30
Drizzle
45%
12°
28°
Mon
8/31
Drizzle
60%
13°
27°
Tue
9/1
Drizzle
60%
13°
24°
Wed
9/2
Drizzle
60%
12°
24°
Thu
9/3
Drizzle
60%
11°
24°
26
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
26 AQI 4.6 µg/m³
O3
Ground-level ozone
20 AQI 22 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 26 Good 20 26
Sat 27 Good 27 24
Sun 38 Good 30 38
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, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE126 J/kg
MLCAPE90 J/kg
MUCAPE146 J/kg
SBCIN-157 J/kg
MLCIN-49 J/kg
Lifted Index2.4
Kinematics
0–6 km Shear47 kt
0–1 km Shear5 kt
Eff. Shear8 kt
0–1 km SRH26
0–3 km SRH42
Eff. SRH42
Storm Motion303° @ 28 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index25.5
Thermo & Levels
PWAT0.88 in
0–3 km LR7.6 °C/km
700–500 LR4.6 °C/km
Total Totals44.3
LCL903 hPa
LFC817 hPa
EL635 hPa
Freezing Lvl8,406 ft