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Diablo

CA
37.8779°, -121.9340° Directions ↗
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Showing Paragliding — switch wings up top ↑
Not flyable
Medium confidence · · Run: HRRR
The sun has set — no daylight left to fly
NESW 249° WSW
Current conditions
Flyability score
82
/100 · paragliding
Wind
11
mph base
Gusts
18
mph
Direction
WSW
249°
Aloft
16
WSW @ridge
Thermals
Calm
base ~9023ft
Temp
71°
F
Cloudbase
11,897
ft MSL
Elevation
2,874
ft MSL
Sunrise
6:09 AM
local
Sunset
8:18 PM
local
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Where it is

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

Wind direction

SW (225°) → W (270°)

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

Ideal speed

5–12 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.

Mt Diablo CA, Juniper Launch (2850ft), Wings of Rogallo. Works SW-W. Major rotor/shear risk in N/NW winds (reserve deploys documented). HG to 25mph. H4/P4 + site intro + waiver required; no launch within 1hr of sunset.

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

Next 7 days How calls are made

Thursday Flyable flyable 11am–7pm
6a
10g13
WNW
7a
9g12
WNW
8a
7g10
W
9a
5g10
W
10a
2g7
WNW
11a
3g5
SW
12p
7g7
WSW
1p
10g10
W
2p
11g12
W
3p
12g13
W
4p
12g13
W
5p
11g13
WSW
6p
14g16
W
7p
9g14
W
8p
11g18
WSW
Flyable 11am–8pm — best around 9am: 5 mph W, gusts 10. 9 clean hrs, the rest borderline.
Friday Flyable flyable 8am–6pm
6a
11g15
WNW
7a
11g14
WNW
8a
10g13
WNW
9a
8g12
WNW
10a
6g7
W
11a
6g6
WSW
12p
7g7
WSW
1p
9g9
WSW
2p
11g12
WSW
3p
12g13
W
4p
13g15
W
5p
13g16
W
6p
13g17
W
7p
11g17
WSW
8p
10g18
W
Flyable 8am–8pm — best around 10am: 6 mph W, gusts 7. 11 clean hrs, the rest borderline.
Saturday Flyable flyable 6am–5pm
6a
11g14
WNW
7a
11g13
WNW
8a
10g13
WNW
9a
7g10
W
10a
5g7
W
11a
4g8
WSW
12p
5g8
WSW
1p
7g8
W
2p
9g9
WSW
3p
11g11
W
4p
12g13
W
5p
12g14
W
6p
8g20
SW
7p
8g19
SW
8p
8g18
SW
Flyable 6am–5pm — best around 12pm: 5 mph WSW, gusts 8.
Sunday Caution workable 6am–9am
6a
7g13
SW
7a
6g13
WSW
8a
6g13
WSW
9a
5g13
WSW
10a
5g14
W
11a
5g15
W
12p
5g16
W
1p
6g17
W
2p
6g18
W
3p
7g19
W
4p
8g21
WSW
5p
9g22
WSW
6p
9g21
SW
7p
9g19
SW
8p
9g18
SW
Borderline only 6am–9am — best around 6am: 7 mph SW, gusts 13. All borderline — fly it with a close eye.
Monday Caution workable 6am
6a
6g13
WSW
7a
6g15
WSW
8a
6g17
WSW
9a
5g18
WSW
10a
5g19
W
11a
5g20
W
12p
5g20
W
1p
6g20
W
2p
7g20
W
3p
8g23
W
4p
9g26
WSW
5p
10g28
WSW
6p
11g29
WSW
7p
11g29
SW
8p
11g29
SW
Borderline only 6am — best around 6am: 6 mph WSW, gusts 13. All borderline — fly it with a close eye.
Tuesday Not flyable no window
6a
8g17
WSW
7a
8g17
WSW
8a
8g17
WSW
9a
8g17
WSW
10a
8g17
WSW
11a
8g18
WSW
12p
9g19
WSW
1p
9g21
W
2p
10g23
W
3p
10g24
WSW
4p
11g24
WSW
5p
11g25
WSW
6p
11g26
WSW
7p
11g26
WSW
8p
11g26
WSW
No usable window today.
Wednesday Not flyable no window
6a
10g21
WSW
7a
10g21
WSW
8a
9g20
WSW
9a
9g20
WSW
10a
9g19
WSW
11a
8g19
W
12p
8g20
W
1p
8g21
W
2p
8g22
W
3p
8g22
WSW
4p
9g22
WSW
5p
9g23
WSW
6p
9g23
WSW
7p
9g23
WSW
8p
9g23
WSW
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.