Mackay Reservoir

Mackay Reservoir

Mackay, Custer County, ID
2mi²
1845.00ft
Directions
Lake Information

Mackay Reservoir, located in Custer County, Idaho, is a popular destination for anglers seeking a unique and exciting fishing experience. Spanning an impressive 1,178 acres, this reservoir is known for its excellent ice fishing opportunities, making it a favourite among locals and tourists alike. One of the most prized fish in Mackay Reservoir is the Kokanee Salmon, a species renowned for its bright red flesh and delicious taste. Anglers can also catch Rainbow Trout and Cutthroat Trout, which are abundant in the reservoir and provide a challenging catch. These species are typically caught using a variety of techniques, including jigging, trolling, and bait fishing. During the winter months, Mackay Reservoir becomes an ideal location for ice fishing. The reservoir's frozen surface provides a unique opportunity for anglers to catch fish that are not typically available during the warmer months. Anglers can use a range of specialized equipment, including ice augers, ice fishing shelters, and tip-ups, to catch Kokanee Salmon, Rainbow Trout, and Cutthroat Trout. Mackay Reservoir also offers a range of recreational activities for visitors to enjoy. The reservoir is surrounded by stunning natural beauty, making it a popular destination for hiking, camping, and wildlife viewing. During the summer months, the reservoir is also ideal for swimming, boating, and water sports. Overall, Mackay Reservoir is a must-visit destination for anglers and outdoor enthusiasts alike. Its range of fish species, excellent ice fishing opportunities, and abundance of recreational activities make it a popular destination for those seeking a unique and rewarding outdoor experience. With its stunning natural beauty and tranquil surroundings, Mackay Reservoir is truly a gem of Custer County, Idaho.

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Current Conditions

47°F°
Feels like 40°F°
Cloudy
Today's High
51°F°
Today's Low
35°F°

Water Temperature

52°F
Updated: (Apr 26)
Sign in to contribute temps.

Current water temperature for Mackay Reservoir is 52°F.

Current Snapshot

Wind6 mph WNW (Gust 10 mph)
Pressure
30.03 inHg
Visibility21 mi
Humidity45%
Cloud Cover98%

Forecast: Tuesday, Apr 29

Day 1 of 9

Hourly Insights

7 AM
35°F°
10 AM
43°F°
1 PM
50°F°
4 PM
51°F°
8%

Temperature

High
51°F°
Low
35°F°

Precipitation

Chance0%
Amount0.00"
Typeclear

Wind

6mph
Avg Speed
Gusts up to
22mph
CalmModerateStrong
Max Speed12 mph

Sun, Moon & UV

Sunrise12:28 PM
Sunset2:36 AM
Moon PhasewaxingCrescent
Max UV Index6 (High)

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)

8:59 PM - 11:29 PM

6:00 AM - 6:00 AM

Minor Times (Good)

12:49 PM - 2:19 PM

6:00 AM - 6:00 AM

Outlook for Tuesday at Mackay Reservoir

Expect temperatures ranging from 35°F to 51°F. Skies look partly cloudy with little chance of precipitation. Winds will be averaging 6 mph, with potential gusts reaching up to 22 mph. The maximum UV index will be 6 (High), 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 8:59 PM and 6:00 AM, or try the minor windows near 12:49 PM and 6:00 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Mackay Reservoir.

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April 28th 2025

Lake Information

Elevation
1845 ft
Area
2 mi²
Coordinates
43.953, -113.675

Weather Forecast

Tuesday

51°F
35°F

Wednesday

50°F
33°F

Thursday

57°F
33°F

Friday

60°F
37°F

Saturday

60°F
41°F

Sunday

55°F
41°F

Monday

51°F
38°F

Tuesday

53°F
38°F

Wednesday

55°F
40°F
Tuesday - 4/29/2025
51°F
35°F
12am
38°F
52°F
30.11 hPa
2 mph
WSW
G: 4 mph
2am
36°F
52°F
30.11 hPa
4 mph
WNW
G: 6 mph
4am
36°F
52°F
30.10 hPa
5 mph
WNW
G: 8 mph
6am
35°F
52°F
30.07 hPa
4 mph
WNW
G: 7 mph
8am
38°F
52°F
30.06 hPa
5 mph
WNW
G: 9 mph
10am
43°F
52°F
30.03 hPa
6 mph
WNW
G: 13 mph
12pm
48°F
52°F
29.97 hPa
5 mph
NW
G: 10 mph
2pm
50°F
52°F
29.91 hPa
5 mph
S
G: 9 mph
4pm
51°F
52°F
29.87 hPa
9 mph
WNW
G: 17 mph
6pm
47°F
52°F
29.87 hPa
10 mph
NW
G: 20 mph
8pm
44°F
52°F
29.89 hPa
9 mph
NW
G: 20 mph
10pm
40°F
52°F
29.93 hPa
8 mph
NW
G: 18 mph

Water Temperature History

Trends for Mackay Reservoir

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

33°F

On Dec 28

Coldest point in the Last 12 Months.

Average in Period

46°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 (69°F).
  • Coolest avg: December (34°F).
  • Rapid warming often occurs: April → May (+17°F).
  • Sharpest cooling trend: September → October (-16°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm06121824

Wind Direction

256°

Pressure

1019 mb

Cloud Cover

21%

Visibility

12 miles

Daily Pressure Forecast

TueWedThuFriSatSunMonTueWed0.008.8617.7226.5835.44
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Frequently Asked Questions About Mackay Reservoir

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