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WeatherLive › Alberta › Sweet Grass

Sweet Grass, AB Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSweet Grass · 10:43 PM MDT
74° | 60°
69°F
Feels like 70°
Mostly cloudy
WindNW 3 mph · Gusts 3 mph
Precip9% · –
Humidity74% · Dew point 60°
UV index6 Moderate
Air Quality40 Good
Pressure29.94 inHg
Visibility6 mi
Sunrise / Sunset6:20 AM · 8:54 PM · 14h 34m

Weather map — Sweet Grass

Full radar →
Now
69°
20%
3 mph
23:00
67°
21%
3 mph
00:00
66°
21%
4 mph
01:00
66°
20%
3 mph
02:00
65°
20%
3 mph
03:00
64°
20%
2 mph
04:00
63°
20%
2 mph
05:00
62°
11%
1 mph
06:00
62°
13%
1 mph
07:00
62°
13%
1 mph
08:00
59°
17%
1 mph
09:00
58°
13%
2 mph
10:00
61°
10%
4 mph
11:00
64°
11%
4 mph
12:00
67°
11%
5 mph
13:00
68°
10%
6 mph
14:00
70°
7%
6 mph
15:00
70°
7%
6 mph
16:00
71°
11%
6 mph
17:00
71°
11%
6 mph
18:00
70°
13%
6 mph
19:00
69°
14%
6 mph
20:00
74°
16%
6 mph
21:00
70°
31%
6 mph

Today · Wed 8/19

High 74°
9% / –

Sunny. Winds NW at 13 mph.

Tonight · Wed 8/19

Low 58°
21% / –

Mostly cloudy. Winds NW at 3 mph.

Tomorrow · Thu 8/20

74° | 58°
59% / 0.07 in

Mostly cloudy. Winds E at 6 mph.

7-day trend

Sweet Grass · temperature + precipitation

10-day forecast

Updated 10:43 PM

Details & indices

Wind
3 mph NW
Gusts 3 mph
Humidity
74%
Dew point 60°
Pressure
29.94 inHg
Rising
UV index
6 — Moderate
High today
Air Quality
Good
AQI 40 · US EPA
Allergy
Very high
Grass
Visibility
6 mi
Clear view
Allergy — Sweet Grass

🌿 Conditions right now

View all →
Birch
None
Grass
Very high
Oak
None
Alder
None
Hazel
None
Mugwort
High
Ragweed
None

Sun & moon

Sunrise6:20 AM
Sunset8:54 PM
Length of day14h 34m
Moonrise3:32 PM
Moonset10:41 PM
Moon phase🌓 First Quarter · 51%
Next full moonAug 27 Sturgeon Moon
Latitude53.4625°N
Longitude-113.5250°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
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Calgary
—
—
Edmonton
Mostly cloudy
70°
Data sources · Wednesday, August 19
Where the Sweet Grass 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: 53.4625°N, -113.5250°.
NBM + global weather models
Updated: 10:43 PM
Weather in Sweet Grass
Sweet Grass's outlook: warmest day near 77° (Friday), coldest night about 50° (Friday). About 1.5 in of precipitation is expected in total; the most likely wet day is Sunday (85% chance). Expect a blustery spell — gusts near 43 mph on Sunday. No active NWS alerts at the moment — quiet on the hazards front. Right now Sweet Grass is running about 5° warmer than Calgary. Longer view: four full seasons with serious winter and real summer heat.
Sweet Grass, AB · Elev 2,208 ft · 53.46°N, 113.53°W · Alberta · 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: 10:43 PM