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WeatherLive › Ontario › Alta Vista

Alta Vista, ON Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherAlta Vista · 8:48 AM EDT
70° | 56°
59°F
Feels like 59°
Fog
WindE 5 mph · Gusts 14 mph
Precip50% · 0.01 in
Humidity100% · Dew point 59°
UV index6 Moderate
Air Quality16 Good
Pressure30.12 inHg
Visibility6 mi
Sunrise / Sunset6:23 AM · 7:43 PM · 13h 20m

Weather map — Alta Vista

Full radar →
Now
59°
37%
5 mph
09:00
60°
37%
7 mph
10:00
61°
38%
8 mph
11:00
63°
38%
7 mph
12:00
64°
38%
6 mph
13:00
66°
21%
6 mph
14:00
68°
18%
6 mph
15:00
69°
19%
5 mph
16:00
70°
19%
4 mph
17:00
69°
21%
3 mph
18:00
67°
25%
3 mph
19:00
66°
26%
2 mph
20:00
65°
29%
2 mph
21:00
65°
29%
3 mph
22:00
64°
29%
4 mph
23:00
63°
32%
3 mph
00:00
63°
32%
4 mph
01:00
62°
48%
4 mph
02:00
62°
43%
4 mph
03:00
61°
43%
5 mph
04:00
61°
46%
4 mph
05:00
59°
61%
6 mph
06:00
58°
0.06 in
6 mph
07:00
58°
43%
5 mph

Today · Mon 8/31

High 70°
50% / 0.01 in

Mostly cloudy. Winds E at 8 mph.

Tonight · Mon 8/31

Low 57°
29% / –

Mostly cloudy. Winds E at 3 mph.

Tomorrow · Tue 9/1

67° | 57°
82% / 0.13 in

Mostly cloudy. Winds E at 11 mph.

7-day trend

Alta Vista · temperature + precipitation

10-day forecast

Updated 8:48 AM

Details & indices

Wind
5 mph E
Gusts 14 mph
Humidity
100%
Dew point 59°
Pressure
30.12 inHg
Rising
UV index
6 — Moderate
High today
Air Quality
Good
AQI 16 · US EPA
Allergy
Moderate
Mugwort
Visibility
6 mi
Clear view
Allergy — Alta Vista

🌿 Conditions right now

View all →
Birch
None
Grass
Moderate
Oak
None
Alder
None
Hazel
None
Mugwort
Moderate
Ragweed
Moderate

Sun & moon

Sunrise6:23 AM
Sunset7:43 PM
Length of day13h 20m
Moonrise8:53 PM
Moonset10:17 AM
Moon phase🌖 Waning Gibbous · 88%
Next full moonSep 26 Harvest Moon
Latitude45.3864°N
Longitude-75.6581°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Poor
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
Toronto
Heavy rain
66°
Ottawa
Fog
59°
Mississauga
Rain
65°
Brampton
Heavy rain
65°
Hamilton
Light rain
68°
London
Heavy rain
69°
Data sources · Monday, August 31
Where the Alta Vista forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 45.3864°N, -75.6581°.
NBM + global weather models
Updated: 8:48 AM
Weather in Alta Vista
Alta Vista's outlook: warmest day near 77° (Wednesday), coldest night about 50° (Tuesday). About 0.62 in of precipitation is expected in total; the most likely wet day is Wednesday (95% chance). Heads up: 5 NWS alerts are active right now, including a fog — details on the alerts tab. Right now Alta Vista is about 14° cooler than nearby Syracuse. Longer view: four full seasons with serious winter and real summer heat.
Alta Vista, ON · Elev 312 ft · 45.39°N, 75.66°W · Ontario · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 8:48 AM