Grantsville Reservoir

Grantsville Reservoir

Grantsville, Tooele County, UT
0mi²
1524.00ft
Directions
Lake Information

Grantsville Reservoir is a small, man-made body of water located in Tooele County, Utah. It was created in the 1940s as part of an irrigation system, but over the years it has become a popular destination for anglers and outdoor enthusiasts. The reservoir is fed by the Sheeprock Mountains and is known for its clear waters and stunning mountain scenery. Anglers can find a variety of fish species in Grantsville Reservoir, including Rainbow Trout, Brown Trout, Channel Catfish, and Smallmouth Bass. The reservoir is regularly stocked with fish by the Utah Division of Wildlife Resources, making it a great place for both novice and experienced anglers. Fishing from a boat or from the shore are both popular options, and there are several access points around the reservoir. In addition to fishing, Grantsville Reservoir is a great place for boating, kayaking, and paddleboarding. The calm waters make it an ideal spot for a peaceful day on the water, surrounded by the beautiful mountain scenery. Swimming is also allowed in the reservoir, although there are no designated swimming areas, so swimmers should be cautious. Grantsville Reservoir is surrounded by public lands, providing ample opportunities for hiking, camping, and wildlife viewing. The nearby Sheeprock Mountains offer stunning views and challenging hiking trails for those looking to explore the area on foot. Camping is allowed in designated areas, and there are several campgrounds nearby for those looking to spend the night. Overall, Grantsville Reservoir is a peaceful and scenic destination for outdoor enthusiasts, offering a variety of recreational activities in a beautiful natural setting. Whether you're an angler, boater, or hiker, you're sure to find something to enjoy at this hidden gem in Tooele County.

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Current Conditions

82°F°
Feels like 74°F°
Windy
Today's High
53°F°
Today's Low
40°F°

Water Temperature

61°F
Updated: (May 12)
Sign in to contribute temps.

Current water temperature for Grantsville Reservoir is 61°F.

Current Snapshot

Wind29 mph SSW (Gust 45 mph)
Pressure
29.21 inHg
Visibility48 mi
Humidity8%
Cloud Cover99%

Forecast: Tuesday, May 13

Day 1 of 9

Hourly Insights

7 AM
45°F°
10 AM
45°F°
12%
1 PM
45°F°
26%
4 PM
49°F°

Temperature

High
53°F°
Low
40°F°

Precipitation

Chance46%
Amount0.02"
Typerain

Wind

10mph
Avg Speed
Gusts up to
23mph
CalmModerateStrong
Max Speed15 mph

Sun, Moon & UV

Sunrise12:15 PM
Sunset2:38 AM
Moon PhasewaningGibbous
Max UV Index4 (Moderate)

Solunar Fishing Forecast

Action Rating
4/5

Todays action is rated a 4 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

7:20 AM - 9:50 AM

4:38 PM - 7:08 PM

Minor Times (Good)

3:44 AM - 5:14 AM

11:54 AM - 1:24 PM

Outlook for Tuesday at Grantsville Reservoir

Expect temperatures ranging from 40°F to 53°F. There's a 46% chance of rain, potentially bringing around 0.02" rain. Winds will be averaging 10 mph, with potential gusts reaching up to 23 mph. The maximum UV index will be 4 (Moderate), so plan sun protection accordingly. For anglers, today's fishing action is rated 4/5 (Todays action is rated a 4 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 7:20 AM and 4:38 PM, or try the minor windows near 3:44 AM and 11:54 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Grantsville Reservoir.

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May 12th 2025

Lake Information

Elevation
1524 ft
Area
0 mi²
Coordinates
40.544, -112.510

Weather Forecast

Tuesday

53°F
40°F

Wednesday

53°F
37°F

Thursday

60°F
42°F

Friday

61°F
45°F

Saturday

65°F
48°F

Sunday

49°F
40°F

Monday

49°F
38°F

Tuesday

59°F
43°F

Wednesday

65°F
46°F
Tuesday - 5/13/2025
53°F
40°F
12am
53°F
61°F
29.51 hPa
15 mph
NNE
G: 23 mph
2am
47°F
61°F
29.64 hPa
12 mph
N
G: 22 mph
4am
45°F
61°F
29.67 hPa
13 mph
NNW
G: 22 mph
6am
44°F
61°F
29.72 hPa
12 mph
NNW
G: 19 mph
8am
45°F
61°F
29.76 hPa
11 mph
NNW
G: 16 mph
10am
45°F
61°F
29.79 hPa
11 mph
NNW
G: 14 mph
12pm
45°F
61°F
29.84 hPa
9 mph
NW
G: 13 mph
2pm
46°F
61°F
29.86 hPa
12 mph
WNW
G: 17 mph
4pm
49°F
61°F
29.84 hPa
7 mph
N
G: 10 mph
6pm
49°F
61°F
29.82 hPa
9 mph
NNE
G: 12 mph
8pm
46°F
61°F
29.84 hPa
8 mph
W
G: 12 mph
10pm
43°F
61°F
29.90 hPa
5 mph
SE
G: 9 mph

Water Temperature History

Trends for Grantsville Reservoir

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

32°F

On Apr 13

Coldest point in the Last 12 Months.

Average in Period

53°F

Typical temp during the Last 12 Months.

Temperature Trend: Last 12 Months

Surface temperature over the selected period.

Key Observations (Last 12 Months)

  • Warmest avg: July (83°F).
  • Coolest avg: January (34°F).
  • Rapid warming often occurs: May → June (+18°F).
  • Sharpest cooling trend: October → November (-16°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

Wind Direction

14°

Pressure

999 mb

Cloud Cover

3%

Visibility

23 miles

Daily Pressure Forecast

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Frequently Asked Questions About Grantsville Reservoir

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