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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 is not up yet — no daylight to fly
NESW 323° NW
Flyability score
10
/100 · paragliding
Wind
9
mph base
Gusts
12
mph
Temp
56°
F
Dew point
34°
F
Elevation
2,874
ft MSL
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Location

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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

Monday Flyable flyable 4pm–7pm 🌅 sunset 7:16 PM
6a
16g23
N
7a
14g20
N
8a
13g16
N
9a
11g21
N
10a
9g17
N
11a
7g13
N
12p
8g12
NNW
1p
11g13
NW
2p
11g13
NW
3p
12g13
NW
4p
13g15
WNW
5p
13g15
W
6p
11g13
W
7p
7g10
W
Flyable 4pm–7pm — best around 7pm: 7 mph W, gusts 10.
🌅 Wonder windGlass-off possible 6pm–7pm — smooth, light W ~11 mph, clear evening sky, weak daytime heating.
✓ Light, smooth wind✓ Straight in the window– Wind dying off into evening✓ Clear skies (radiative cooling)– Day built a thermal layer
Tuesday Flyable flyable 6am–7pm 🌅 sunset 7:15 PM
6a
5g7
WSW
7a
5g6
SW
8a
5g5
SW
9a
5g5
SW
10a
7g7
SW
11a
8g8
SW
12p
9g9
SW
1p
9g9
SW
2p
10g10
SW
3p
11g11
SW
4p
11g12
WSW
5p
12g14
WSW
6p
11g13
WSW
7p
10g15
WSW
Flyable 6am–7pm — best around 6am: 5 mph WSW, gusts 7.
Wednesday Not flyable no window 🌅 sunset 7:13 PM
6a
14g28
SSW
7a
14g29
SSW
8a
14g30
SSW
9a
14g29
SSW
10a
13g29
SSW
11a
13g29
SW
12p
14g30
SW
1p
14g32
SW
2p
15g33
SW
3p
15g33
SW
4p
15g32
SW
5p
14g32
SW
6p
14g31
SW
7p
14g30
SW
Too gusty — gusts past the 23 mph limit through the day.
Thursday Caution workable 7am–10am 🌅 sunset 7:12 PM
6a
7g15
SW
7a
7g15
SW
8a
7g14
SW
9a
6g13
SW
10a
5g12
SW
11a
4g13
SW
12p
3g15
WSW
1p
3g18
W
2p
4g21
WNW
3p
5g22
WNW
4p
5g22
W
5p
6g22
W
6p
7g22
W
7p
8g22
W
Borderline only 7am–10am — best around 9am: 6 mph SW, gusts 13. All borderline — fly it with a close eye. cross / edge of the window.
Friday Not flyable no window 🌅 sunset 7:10 PM
6a
6g20
SW
7a
5g19
SW
8a
5g19
SW
9a
5g19
SW
10a
5g19
WSW
11a
5g19
W
12p
6g19
W
1p
7g19
W
2p
8g20
WSW
3p
9g20
WSW
4p
10g21
WSW
5p
11g21
WSW
6p
10g21
SW
7p
9g21
SW
No usable window today.
Saturday Not flyable no window 🌅 sunset 7:09 PM
6a
6g20
SW
7a
5g20
SW
8a
5g19
WSW
9a
4g18
WSW
10a
4g17
W
11a
4g16
WNW
12p
4g18
WNW
1p
4g20
W
2p
5g22
W
3p
7g22
WSW
4p
8g23
WSW
5p
10g24
WSW
6p
10g24
WSW
7p
10g24
WSW
No usable window today.
Sunday Not flyable no window 🌅 sunset 7:07 PM
6a
6g15
SW
7a
6g15
SW
8a
5g15
WSW
9a
5g15
WSW
10a
5g15
WSW
11a
6g16
WSW
12p
6g17
W
1p
7g18
W
2p
8g19
WSW
3p
8g20
WSW
4p
9g21
WSW
5p
10g22
WSW
6p
10g22
WSW
7p
10g23
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.