Astrophotography Forecast
Next 5 nights • Penllyn, PA
Best window late Sun night (06 PM–09 PM)
Overall
Fair
58
Moon
4%
Illuminated
Transparency
2.0/5
Avg Rating
Seeing
3.9/5
Wind: 3.6 mph
5P
6P
7P
8P
9P
10P
11P
12A
1A
2A
3A
4A
5A
6A
Sun
Sun 5P
Quality:
Poor
Score:
36
Clouds:
32%
Transparency:
3/5
Seeing:
2/5
Wind:
7.8 mph
Moon:
5% (0°)
Some clouds, Poor seeing
Sun 6P
Quality:
Good
Score:
76
Clouds:
5%
Transparency:
3/5
Seeing:
2/5
Wind:
7.5 mph
Moon:
7% (0°)
Poor seeing
Sun 7P
Quality:
Good
Score:
76
Clouds:
5%
Transparency:
3/5
Seeing:
3/5
Wind:
6.0 mph
Moon:
7% (0°)
Good conditions
Sun 8P
Quality:
Good
Score:
76
Clouds:
1%
Transparency:
3/5
Seeing:
2/5
Wind:
7.4 mph
Moon:
8% (0°)
Poor seeing
Sun 9P
Quality:
Good
Score:
66
Clouds:
2%
Transparency:
2/5
Seeing:
3/5
Wind:
5.1 mph
Moon:
8% (0°)
Poor transparency
Sun 10P
Quality:
Good
Score:
66
Clouds:
0%
Transparency:
2/5
Seeing:
3/5
Wind:
4.9 mph
Moon:
10% (0°)
Poor transparency
Sun 11P
Quality:
Good
Score:
66
Clouds:
1%
Transparency:
2/5
Seeing:
3/5
Wind:
4.7 mph
Moon:
10% (0°)
Poor transparency
Sun 12A
Quality:
Good
Score:
66
Clouds:
3%
Transparency:
2/5
Seeing:
4/5
Wind:
3.8 mph
Moon:
10% (0°)
Poor transparency
Sun 1A
Quality:
Good
Score:
66
Clouds:
3%
Transparency:
2/5
Seeing:
4/5
Wind:
3.8 mph
Moon:
12% (0°)
Poor transparency
Sun 2A
Quality:
Fair
Score:
56
Clouds:
9%
Transparency:
2/5
Seeing:
4/5
Wind:
3.8 mph
Moon:
12% (0°)
Poor transparency
Sun 3A
Quality:
Poor
Score:
26
Clouds:
100%
Transparency:
2/5
Seeing:
4/5
Wind:
3.6 mph
Moon:
13% (0°)
High clouds, Poor transparency
Sun 4A
Quality:
Poor
Score:
26
Clouds:
100%
Transparency:
2/5
Seeing:
4/5
Wind:
4.0 mph
Moon:
13% (0°)
High clouds, Poor transparency
Sun 5A
Quality:
Fair
Score:
56
Clouds:
7%
Transparency:
2/5
Seeing:
4/5
Wind:
4.0 mph
Moon:
15% (0°)
Poor transparency
Sun 6A
Quality:
Fair
Score:
56
Clouds:
13%
Transparency:
2/5
Seeing:
4/5
Wind:
4.5 mph
Moon:
15% (0°)
Poor transparency
Mon
Mon 5P
Quality:
Fair
Score:
58
Clouds:
0%
Transparency:
1/5
Seeing:
5/5
Wind:
1.7 mph
Moon:
23% (0°)
Poor transparency
Mon 6P
Quality:
Fair
Score:
58
Clouds:
0%
Transparency:
1/5
Seeing:
5/5
Wind:
1.8 mph
Moon:
25% (0°)
Poor transparency
Mon 7P
Quality:
Good
Score:
66
Clouds:
0%
Transparency:
2/5
Seeing:
5/5
Wind:
1.9 mph
Moon:
25% (0°)
Poor transparency
Mon 8P
Quality:
Good
Score:
66
Clouds:
0%
Transparency:
2/5
Seeing:
5/5
Wind:
2.1 mph
Moon:
25% (0°)
Poor transparency
Mon 9P
Quality:
Fair
Score:
58
Clouds:
3%
Transparency:
2/5
Seeing:
5/5
Wind:
1.8 mph
Moon:
26% (0°)
Poor transparency
Mon 10P
Quality:
Fair
Score:
50
Clouds:
1%
Transparency:
1/5
Seeing:
5/5
Wind:
1.7 mph
Moon:
26% (0°)
Poor transparency
Mon 11P
Quality:
Fair
Score:
50
Clouds:
4%
Transparency:
1/5
Seeing:
5/5
Wind:
1.5 mph
Moon:
28% (0°)
Poor transparency
Mon 12A
Quality:
Fair
Score:
50
Clouds:
3%
Transparency:
1/5
Seeing:
5/5
Wind:
1.4 mph
Moon:
28% (0°)
Poor transparency
Mon 1A
Quality:
Poor
Score:
10
Clouds:
32%
Transparency:
1/5
Seeing:
5/5
Wind:
1.3 mph
Moon:
29% (0°)
Some clouds, Poor transparency
Mon 2A
Quality:
Poor
Score:
10
Clouds:
42%
Transparency:
1/5
Seeing:
5/5
Wind:
1.5 mph
Moon:
29% (0°)
Some clouds, Poor transparency
Mon 3A
Quality:
Fair
Score:
50
Clouds:
3%
Transparency:
1/5
Seeing:
5/5
Wind:
1.8 mph
Moon:
31% (0°)
Poor transparency
Mon 4A
Quality:
Fair
Score:
58
Clouds:
0%
Transparency:
2/5
Seeing:
4/5
Wind:
3.1 mph
Moon:
31% (0°)
Poor transparency
Mon 5A
Quality:
Fair
Score:
58
Clouds:
1%
Transparency:
2/5
Seeing:
4/5
Wind:
3.6 mph
Moon:
31% (0°)
Poor transparency
Mon 6A
Quality:
Poor
Score:
28
Clouds:
60%
Transparency:
3/5
Seeing:
3/5
Wind:
4.5 mph
Moon:
32% (0°)
High clouds
Tue
Tue 5P
Quality:
Poor
Score:
28
Clouds:
100%
Transparency:
3/5
Seeing:
3/5
Wind:
4.8 mph
Moon:
40% (0°)
High clouds
Tue 6P
Quality:
Poor
Score:
28
Clouds:
100%
Transparency:
3/5
Seeing:
3/5
Wind:
5.0 mph
Moon:
40% (0°)
High clouds
Tue 7P
Quality:
Poor
Score:
28
Clouds:
100%
Transparency:
3/5
Seeing:
3/5
Wind:
4.9 mph
Moon:
42% (0°)
High clouds
Tue 8P
Quality:
Poor
Score:
28
Clouds:
100%
Transparency:
3/5
Seeing:
3/5
Wind:
4.8 mph
Moon:
42% (0°)
High clouds
Tue 9P
Quality:
Poor
Score:
28
Clouds:
89%
Transparency:
3/5
Seeing:
3/5
Wind:
4.7 mph
Moon:
43% (0°)
High clouds
Tue 10P
Quality:
Poor
Score:
28
Clouds:
80%
Transparency:
3/5
Seeing:
4/5
Wind:
4.2 mph
Moon:
43% (0°)
High clouds
Tue 11P
Quality:
Poor
Score:
28
Clouds:
54%
Transparency:
3/5
Seeing:
4/5
Wind:
3.9 mph
Moon:
43% (0°)
High clouds
Tue 12A
Quality:
Fair
Score:
43
Clouds:
18%
Transparency:
3/5
Seeing:
4/5
Wind:
3.6 mph
Moon:
45% (0°)
Good conditions
Tue 1A
Quality:
Fair
Score:
43
Clouds:
19%
Transparency:
3/5
Seeing:
4/5
Wind:
3.4 mph
Moon:
45% (0°)
Good conditions
Tue 2A
Quality:
Poor
Score:
28
Clouds:
95%
Transparency:
3/5
Seeing:
4/5
Wind:
3.0 mph
Moon:
46% (0°)
High clouds
Tue 3A
Quality:
Poor
Score:
28
Clouds:
100%
Transparency:
3/5
Seeing:
4/5
Wind:
2.9 mph
Moon:
46% (0°)
High clouds
Tue 4A
Quality:
Poor
Score:
28
Clouds:
100%
Transparency:
3/5
Seeing:
4/5
Wind:
2.8 mph
Moon:
48% (0°)
High clouds
Tue 5A
Quality:
Poor
Score:
28
Clouds:
100%
Transparency:
3/5
Seeing:
4/5
Wind:
2.9 mph
Moon:
48% (0°)
High clouds
Tue 6A
Quality:
Poor
Score:
38
Clouds:
100%
Transparency:
4/5
Seeing:
4/5
Wind:
2.8 mph
Moon:
49% (0°)
High clouds
Wed
Wed 5P
Quality:
Poor
Score:
21
Clouds:
100%
Transparency:
3/5
Seeing:
5/5
Wind:
1.3 mph
Moon:
56% (0°)
High clouds
Wed 6P
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
5/5
Wind:
1.6 mph
Moon:
56% (0°)
High clouds, Poor transparency
Wed 7P
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
5/5
Wind:
1.4 mph
Moon:
56% (0°)
High clouds, Poor transparency
Wed 8P
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
5/5
Wind:
1.2 mph
Moon:
57% (0°)
High clouds, Poor transparency
Wed 9P
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
5/5
Wind:
1.2 mph
Moon:
57% (0°)
High clouds, Poor transparency
Wed 10P
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
5/5
Wind:
1.6 mph
Moon:
59% (0°)
High clouds, Poor transparency
Wed 11P
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
5/5
Wind:
1.4 mph
Moon:
59% (0°)
High clouds, Poor transparency
Wed 12A
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
5/5
Wind:
0.8 mph
Moon:
60% (0°)
High clouds, Poor transparency
Wed 1A
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
5/5
Wind:
1.2 mph
Moon:
60% (0°)
High clouds, Poor transparency
Wed 2A
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
5/5
Wind:
1.5 mph
Moon:
61% (0°)
High clouds, Poor transparency
Wed 3A
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
4/5
Wind:
2.3 mph
Moon:
61% (0°)
High clouds, Poor transparency
Wed 4A
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
4/5
Wind:
2.6 mph
Moon:
61% (0°)
High clouds, Poor transparency
Wed 5A
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
4/5
Wind:
2.5 mph
Moon:
63% (0°)
High clouds, Poor transparency
Wed 6A
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
4/5
Wind:
2.8 mph
Moon:
63% (0°)
High clouds, Poor transparency
Thu
Thu 5P
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.1 mph
Moon:
69% (0°)
High clouds, Poor transparency
Thu 6P
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.1 mph
Moon:
70% (0°)
High clouds, Poor transparency
Thu 7P
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.2 mph
Moon:
70% (0°)
High clouds, Poor transparency
Thu 8P
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.3 mph
Moon:
71% (0°)
High clouds, Poor transparency
Thu 9P
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.4 mph
Moon:
71% (0°)
High clouds, Poor transparency
Thu 10P
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.6 mph
Moon:
73% (0°)
High clouds, Poor transparency
Thu 11P
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.4 mph
Moon:
73% (0°)
High clouds, Poor transparency
Thu 12A
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.2 mph
Moon:
74% (0°)
High clouds, Poor transparency
Thu 1A
Quality:
Poor
Score:
3
Clouds:
100%
Transparency:
1/5
Seeing:
3/5
Wind:
5.2 mph
Moon:
74% (0°)
High clouds, Poor transparency
Thu 2A
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
4/5
Wind:
4.3 mph
Moon:
74% (0°)
High clouds, Poor transparency
Thu 3A
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
3/5
Wind:
4.7 mph
Moon:
75% (0°)
High clouds, Poor transparency
Thu 4A
Quality:
Poor
Score:
11
Clouds:
100%
Transparency:
2/5
Seeing:
3/5
Wind:
5.0 mph
Moon:
75% (0°)
High clouds, Poor transparency
Thu 5A
Quality:
Poor
Score:
8
Clouds:
100%
Transparency:
2/5
Seeing:
3/5
Wind:
5.2 mph
Moon:
76% (0°)
High clouds, Poor transparency
Thu 6A
Quality:
Poor
Score:
8
Clouds:
100%
Transparency:
2/5
Seeing:
3/5
Wind:
5.2 mph
Moon:
76% (0°)
High clouds, Poor transparency
Excellent
Good
Fair
Poor