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Lake Elwell kitesurf and wingfoil spot

United States · Montana

Spot currently openIntermediate levelAltitude 909 m 48.34 | -111.15

Overview

Lake Elwell (Tiber Reservoir) is a large reservoir at 909m in northern Montana, on the Marias River. Kitesurf spot exposed to Chinook and prairie winds from the Rocky Mountain Front. Large body of water with excellent fetch in an open plains landscape typical of Montana's Hi-Line.

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Spot forecast for Lake Elwell

Sunrise 07:52 · Sunset 18:26

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< 7 kn7–12 kn13–20 kn21–30 kn31–40 kn41+ kn Gusts Your minimum: 7 kn

Forecasts provided by Open-Meteo

Lake Elwell: when to go?

Rideable days and hours computed for a minimum wind of 7 knots · log in to set your own (foil, twin-tip…)

Season · peak

154h

in April · 18.5 rideable days

The season runs from April to July, peaking in April: 16 rideable days a month and 154 hours of usable wind, at 21 °C. The low point is August, at 8.5 days.

Rideable days per month

0 5 10 15 20 January: 11.5 rideable days J February: 10 rideable days F March: 12.5 rideable days M April: 18.5 rideable days18.5 d A May: 17.5 rideable days M June: 15.5 rideable days J July: 13.5 rideable days J August: 8.5 rideable days8.5 d A September: 10 rideable days S October: 16.5 rideable days O November: 11.5 rideable days N December: 13 rideable days D 0 5 10 15 20 January: 11.5 rideable days J February: 10 rideable days F March: 12.5 rideable days M April: 18.5 rideable days18.5 d A May: 17.5 rideable days M June: 15.5 rideable days J July: 13.5 rideable days J August: 8.5 rideable days8.5 d A September: 10 rideable days S October: 16.5 rideable days O November: 11.5 rideable days N December: 13 rideable days D

Wind strength when it is rideable

7-12 knots · 56%13-20 knots · 34%21-30 knots · 10%31+ knots · under 1%

When the spot works, wind sits mostly between 7 and 12 knots — 56% of rideable hours. Big-kite territory. The coldest month is February, at -4 °C. The wettest month is August, with 52 mm.

Monthly averages: Lake Elwell
Monthly averages — Lake Elwell — averaged over 2 years of records — Weather data by Open-Meteo.com — How it is calculated
Month Rideable days Usable wind Temperature Rain
January 11.5 63 h -3 °C 9 mm
February 10.0 71 h -4 °C 12 mm
March 12.5 89 h 7 °C 10 mm
April 18.5 154 h 14 °C 19 mm
May 17.5 141 h 19 °C 33 mm
June 15.5 144 h 23 °C 27 mm
July 13.5 96 h 29 °C 11 mm
August 8.5 61 h 28 °C 52 mm
September 10.0 78 h 25 °C 18 mm
October 16.5 123 h 16 °C 3 mm
November 11.5 82 h 6 °C 20 mm
December 13.0 72 h 2 °C 13 mm

Photo gallery of Lake Elwell

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Technical details of Lake Elwell spot

N: Rideable NNE: Not rideable NE: Not rideable ENE: Not rideable E: Not rideable ESE: Not rideable SE: Not rideable SSE: Not rideable S: Rideable SSW: Not rideable SW: Rideable WSW: Not rideable W: Rideable WNW: Rideable NW: Not rideable NNW: Not rideable N E S W

The spot works with winds from N, S, SW, W, WNW.

Rideable Not rideable
Spot opening date · Required level
Spot opening date
Open all year round
Required level
Intermediate
On the water

Large freshwater reservoir with excellent fetch. Cold water. Can produce significant waves in strong winds. Varied shorelines. Variable water level. Little boat traffic.

Hazards

Powerful and sudden Chinook winds. Grizzly bears possible on the mountain front. Cold water — wetsuit recommended. Violent thunderstorms with lightning. Very remote location — far from any services. Poor cell coverage.

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GW1852 Tiber Marina1.6 kmsource noaa

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