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Chelan Butte

WA
47.8042°, -120.0390° Directions ↗
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Not flyable at any of Chelan Butte’s 4 launches right now

Chelan Butte - Ants (SE) Not flyable Chelan Butte - Between the Rocks (S) Not flyable Chelan Butte - Green Monster (SW) Not flyable Chelan Butte - Lakeside (NW) Not flyable

Showing the full forecast for Chelan Butte - Green Monster (SW). Pick another launch above to see its outlook.

Showing Paragliding — switch wings up top ↑
Not flyable
High confidence · · Run: HRRR
The sun has set — no daylight left to fly
NESW 238° WSW
Current conditions
Flyability score
97
/100 · paragliding
Wind
9
mph base
Gusts
11
mph
Direction
WSW
238°
Aloft
7
W @ridge
Thermals
Calm
base ~7568ft
Temp
67°
F
Cloudbase
11,233
ft MSL
Elevation
3,665
ft MSL
Sunrise
5:35 AM
local
Sunset
8:38 PM
local
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Where it is

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Flyable Caution / slim window Not flyable
What we look for at Chelan Butte

Wind direction

SSW (200°) → WSW (250°)

The wind must blow from within this arc. Direction is the same for both wings.

Ideal speed

5–10 mph

Ceiling · Paragliding

≤ 19 mph base · gusts ≤ 23

Top of the range for paragliding (any rating) — switch wings up top to compare. Hang gliders hold roughly 10 mph more than paragliders.

Faces SW ~3700ft. PG range 5-12mph, ideal ~8. Turbulent when windy. Severe midday thermal turbulence; dust devils common.

Window data compiled from lakechelanflyers.org — public site guides and club resources.

Next 7 days How calls are made

Thursday Flyable flyable 12pm–5pm
5a
3g3
E
6a
4g4
ENE
7a
6g6
ENE
8a
5g5
E
9a
6g6
E
10a
5g7
ESE
11a
3g7
S
12p
6g9
SW
1p
5g8
WSW
2p
8g10
WSW
3p
9g11
SW
4p
11g13
WSW
5p
12g14
WSW
6p
13g15
W
7p
11g14
W
8p
10g14
WSW
Flyable 12pm–5pm — best around 12pm: 6 mph SW, gusts 9.
🌅 Wonder windGlass-off possible 8pm — smooth, light WSW ~10 mph, clear evening sky, the day heated up well.
– Light, smooth wind✓ Straight in the window– Wind dying off into evening✓ Clear skies (radiative cooling)✓ Day built a thermal layer
Friday Flyable flyable 6am–8am
5a
4g6
WNW
6a
2g3
NW
7a
2g2
S
8a
1g4
SSE
9a
3g4
SE
10a
5g6
ESE
11a
5g7
E
12p
5g6
ESE
1p
5g7
ESE
2p
7g9
SSE
3p
8g9
SSE
4p
10g12
S
5p
9g12
S
6p
9g11
S
7p
9g11
SSW
8p
6g12
SSW
Flyable 6am–8am — best around 7pm: 9 mph SSW, gusts 11.
🌅 Wonder windGlass-off possible 6pm–7pm — smooth, light SSW ~9 mph (a touch cross), clear evening sky, the day heated up well.
✓ Light, smooth wind– Edge of the window– Wind dying off into evening✓ Clear skies (radiative cooling)✓ Day built a thermal layer
Saturday Caution workable 5am
5a
10g17
WSW
6a
11g20
WSW
7a
14g21
WSW
8a
17g22
WSW
9a
20g25
WSW
10a
21g26
WSW
11a
22g29
W
12p
25g34
W
1p
27g35
W
2p
26g33
W
3p
27g35
W
4p
23g31
W
5p
18g23
WNW
6p
15g41
W
7p
14g37
W
8p
13g34
W
Borderline only 5am — best around 5am: 10 mph WSW, gusts 17. All borderline — fly it with a close eye. gusts 17 mph over the site's 17 mph limit.
Sunday Not flyable no window
5a
5g13
WSW
6a
5g13
WSW
7a
6g15
WSW
8a
6g16
W
9a
6g16
WSW
10a
5g16
WSW
11a
4g17
WSW
12p
5g18
WSW
1p
6g19
WSW
2p
8g21
WSW
3p
10g25
WSW
4p
12g30
W
5p
14g32
W
6p
13g32
W
7p
12g30
W
8p
10g27
W
No usable window today.
Monday Slim window flyable 5am
5a
2g6
SW
6a
1g7
SW
7a
2g8
WSW
8a
2g9
W
9a
2g10
NW
10a
3g11
NNW
11a
4g12
N
12p
4g12
NNW
1p
4g13
NW
2p
4g13
NW
3p
3g13
WNW
4p
2g14
WNW
5p
1g14
W
6p
2g15
WSW
7p
2g15
W
8p
2g15
W
Flyable 5am–8am — best around 5am: 2 mph SW, gusts 6. 1 clean hr, the rest borderline.
Tuesday Flyable flyable 5am–6am
5a
1g4
NE
6a
1g5
ENE
7a
1g6
ENE
8a
1g8
NNE
9a
2g11
N
10a
3g13
N
11a
4g15
N
12p
4g16
N
1p
3g15
N
2p
2g15
NNW
3p
2g16
NW
4p
3g17
WNW
5p
4g18
WNW
6p
4g18
WNW
7p
3g18
WNW
8p
3g17
W
Flyable 5am–8am — best around 5am: 1 mph NE, gusts 4. 2 clean hrs, the rest borderline.
Wednesday Not flyable no window
5a
0g11
S
6a
0g11
SW
7a
1g11
WSW
8a
1g11
WSW
9a
1g11
WSW
10a
1g10
W
11a
2g11
W
12p
4g14
W
1p
6g19
W
2p
8g22
W
3p
9g25
W
4p
11g27
W
5p
12g29
W
6p
12g30
W
7p
11g31
W
8p
9g31
W
No usable window today.
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Conditions are an automated estimate from public forecast models, not a go/no-go call. Always check the sky, talk to locals, and fly within your rating. You are responsible for your own safety.