Horsetooth Reservoir

Horsetooth Reservoir

Fort Collins, CO

64°F
77°
8 mph75°/51°

Right Now

77°

Mostly Cloudy

Water

64°

Wind

8 mph

WSW

Gusts

13 mph

Pressure

29.68

falling

Forecast - Tue, May 26

7am
54°
10am
63°
1pm
73°
4pm
75°52%

High / Low

75° / 51°

Wind

8 mph

gusts 29 mph

Precip

52%

UV

5

Sunrise

11:35 AM

Sunset

2:21 AM

Today Read

Horsetooth Reservoir

Wind read

Calm

8 mph avg

Water read

64°

Cool-water mix

Air range

51° / 75°

today

Precip

52%

watch timing

Today's forecast for Horsetooth Reservoir has calm wind, 51F to 75F air temperatures, 52% chance of precipitation, and 64F water.

AI lake plannerFishableChecking questions

Ask what to do at Horsetooth Reservoir today.

The planner reads this page's water temp, forecast, fish species, solunar timing, reports, and imagery context so you can decide what to throw, when to go, and when to move.

Today's AI read

Active-water pattern

58 confidence

Active temps make wind edges, shallow cover, and feeding windows more important. Wind is not the main constraint, so timing and presentation can drive the plan. With a weak solunar score, favor stable weather windows.

Uses this lake data

Current water temp: 64°FWater temp history: 470 readingsHourly weather: 224 hoursSolunar timing: 2/5Satellite imagery: 354 capturesThermal imagery: 1301 captures

Trip read from the AI planner

Fishing Forecast

waxing gibbous

2/5

Major

3:17 AM - 5:47 AM

Minor

9:42 PM - 11:12 PM

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May 15, 2026

Water Temperature History

Current

67°

May 31

Low

33°

Nov 30

Average

56°

Last 12 Months

Warmest avg: August (72°F)

Coolest avg: December (34°F)

Rapid warming: AprilMay (+11°F)

Sharpest cooling: OctoberNovember (-15°F)

Weather Forecast

Wind speed, gusts, and pressure trends for trip timing.

Hourly Wind Forecast

26

12am - 11pm

Wind SpeedWind Gust
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Peak Wind

16 mph

6pm

Peak Gust

29 mph

highest gust

Pressure

29.72 inHg

rising

Visibility

28 mi

18% clouds

Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days

Daily Pressure Forecast

Pressure
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Nearby Lakes

FAQ

About Horsetooth Reservoir

Horsetooth Reservoir covers 1900.00 acres (2.97 square miles)

Horsetooth Reservoir is located in Fort Collins, Larimer County, CO. It is accessible to the public for outdoor activities.