Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 94%

22:00

07:20

04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:48, Set: 20:24, Transit: 13:06. Moon - Rise: 22:00, Set: 07:20. Civil Dark: 20:55 - 05:17. Nautical Dark: 21:33 - 04:39. Astro Dark: 22:16 - 03:57

Total Clouds (% Sky Obscured)

47
50
52
51
41
41
50
53
69
87
77
54
43
50
68
70
46
38
47
48
55
45
48
49

Low Clouds (% Sky Obscured)

33
29
34
30
13
18
25
36
42
47
43
45
28
34
25
15
19
17
27
28
31
29
33
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
4
4
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
1
1
1
0
1
7
26
61
44
14
5
21
46
60
17
3
4
2
7
2
0
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
7
28
65
63
0
0
6
10
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
2
2
1
0
0
0
2
4
5
2
5
4
0
0
1
3
3
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
3
3
3
4
4
5
6
6
8
9
9
9
8
7
7
6
5
5
5
4
3
2
2

Chance of Frost

Temperature (°C)

23
23
23
23
25
26
27
28
28
29
29
28
28
27
27
26
25
24
24
24
24
23
23
23

Feels Like (°C)

28
28
28
28
30
31
32
32
33
32
31
30
30
31
30
30
29
28
28
28
28
28
29
30

Dew Point (°C)

23
22
22
22
22
22
21
21
21
21
22
22
22
22
23
23
23
23
23
23
23
23
23
23

Relative Humidity (%)

95
95
97
94
84
77
70
67
64
63
66
69
72
74
78
82
90
95
95
97
95
97
95
97

Pressure (mb)

1016
1016
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

302
303
301
302
301
302
302
303
302
300
298
298
299
298
296
296
296
296
295
295
295
295
295
296

Sunday 13

Waning Gibbous 87%

22:28

08:29

04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 Bad
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:49, Set: 20:24, Transit: 13:06. Moon - Rise: 22:28, Set: 08:29. Civil Dark: 20:54 - 05:18. Nautical Dark: 21:32 - 04:40. Astro Dark: 22:15 - 03:58

Total Clouds (% Sky Obscured)

37
30
28
35
33
35
45
38
39
36
42
45
35
41
56
38
22
43
46
78
100
100
94
99

Low Clouds (% Sky Obscured)

37
30
28
35
33
35
45
36
39
36
42
45
35
41
56
38
22
30
35
36
38
43
47
50

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
18

High Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
2
2
0
0
2
0
0
19
22
63
100
100
88
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
2
2
3
3
2
1
0
3
3
5
1
0
0
3
3
5
2
0
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
3
4
4
5
6
6
7
7
8
8
8
8
7
7
6
5
5
4
5
4
3
2
3

Chance of Frost

Temperature (°C)

23
23
23
24
25
26
27
27
28
28
28
28
28
27
27
26
25
24
24
24
24
23
23
23

Feels Like (°C)

29
28
27
29
30
30
31
31
32
32
32
31
31
31
31
30
30
29
29
29
28
27
27
26

Dew Point (°C)

23
23
23
23
23
22
22
22
21
22
22
22
22
22
22
23
23
23
23
23
23
23
23
23

Relative Humidity (%)

97
97
97
95
87
79
75
71
68
68
68
70
70
73
77
83
91
94
95
95
95
95
97
95

Pressure (mb)

1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1016

Ozone (du)

297
298
299
300
301
301
300
299
301
301
301
301
301
300
301
302
302
302
300
298
298
298
298
299

Monday 14

Waning Gibbous 87%

22:54

09:38

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 Bad
03 OK

Sun - Rise: 05:49, Set: 20:23, Transit: 13:06. Moon - Rise: 22:54, Set: 09:38. Civil Dark: 20:54 - 05:19. Nautical Dark: 21:32 - 04:41. Astro Dark: 22:14 - 03:59

Total Clouds (% Sky Obscured)

100
91
100
100
100
94
100
97
100
100
100
100
100
100
71
39
45
35
50
77
38
38
36
33

Low Clouds (% Sky Obscured)

41
47
51
63
50
54
54
61
51
60
58
61
59
48
52
34
33
30
32
33
38
38
36
33

Medium Clouds (% Sky Obscured)

24
31
14
3
0
0
1
41
36
34
36
15
0
5
4
0
0
0
1
1
3
1
1
1

High Clouds (% Sky Obscured)

100
82
100
100
98
71
96
70
100
100
100
100
100
100
62
39
45
26
26
58
1
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
3
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
2
2
2
5
6
12
55
74
79
81
91
90
62
61
49
53
15
1
0
6
13
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.5
0.5
0.5
0.7
0.9
0.4
0.3
0.2
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
3
2
2
3
3
4
5
6
7
7
7
7
7
6
6
6
5
7
4
4
4
4
4

Chance of Frost

Temperature (°C)

23
23
23
24
25
26
27
28
28
28
28
28
28
28
27
26
26
25
25
24
24
24
24
24

Feels Like (°C)

26
27
26
27
28
29
31
30
31
30
31
30
30
30
30
29
28
28
27
29
29
29
29
28

Dew Point (°C)

23
23
22
23
23
22
22
22
22
22
23
23
23
24
24
24
23
23
23
23
23
23
23
23

Relative Humidity (%)

95
95
94
92
86
77
73
72
68
71
73
76
76
78
82
88
87
88
89
92
94
95
97
95

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018

Ozone (du)

299
299
300
300
299
299
300
300
299
297
296
296
297
298
299
299
301
300
299
299
301
302
304
306

Tuesday 15

Waning Gibbous 78%

23:19

10:46

04 OK
05 Bad
06 Bad
07 Bad
08 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:50, Set: 20:22, Transit: 13:06. Moon - Rise: 23:19, Set: 10:46. Civil Dark: 20:53 - 05:20. Nautical Dark: 21:31 - 04:42. Astro Dark: 22:13 - 03:59

Total Clouds (% Sky Obscured)

35
37
40
43
44
46
47
44
41
37
55
82
100
77
46
24
33
41
61
65
72
78
75
73

Low Clouds (% Sky Obscured)

35
37
40
41
41
42
42
42
40
37
25
13
0
9
19
24
33
41
48
42
36
29
34
38

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
1
1
0
2
3
5
6
4
5
30
76
100
72
26
0
4
6
30
41
47
49
43
28

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
3
2
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
10
11
4
6
11
16
15
23
28
39
39
33
19
9
4
4
1
3
4
1
6
22
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
3
3
3
4
5
7
8
9
10
10
10
10
10
9
9
8
8
8
8
7
6

Chance of Frost

Temperature (°C)

23
23
24
24
25
27
28
29
30
29
29
28
28
28
27
27
26
25
25
25
25
25
25
25

Feels Like (°C)

28
28
28
29
31
32
33
34
33
32
33
32
31
30
29
30
30
29
29
27
27
27
27
27

Dew Point (°C)

23
23
23
23
23
23
22
22
22
23
24
26
26
26
24
24
24
23
23
24
23
23
23
23

Relative Humidity (%)

95
97
97
94
88
79
68
63
64
68
71
86
87
87
83
82
88
88
88
91
88
87
90
91

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

304
304
305
305
306
306
306
305
306
306
305
306
305
305
306
305
305
305
305
304
305
304
303
301

Wednesday 16

Waning Gibbous 68%

23:43

11:55

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:51, Set: 20:22, Transit: 13:06. Moon - Rise: 23:43, Set: 11:55. Civil Dark: 20:52 - 05:20. Nautical Dark: 21:30 - 04:43. Astro Dark: 22:12 - 04:01

Total Clouds (% Sky Obscured)

37
48
47
54
69
71
88
73
57
57
55
69
72
81
88
98
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
48
47
54
57
49
42
28
14
0
1
2
4
8
15
22
29
35
42
33
24
15
17
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
2
2
2
45
41
55
72
59
69
58
44
34
10

High Clouds (% Sky Obscured)

10
9
6
5
28
47
73
63
53
53
48
52
52
63
74
93
95
97
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

4
2
1
4
15
11
3
3
3
2
6
21
13
16
16
7
22
28
31
57
71
83
70
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0

Wind Speed/Direction (mph)

6
6
6
7
8
8
9
10
11
12
12
13
13
14
13
11
10
9
9
8
8
8
7
8

Chance of Frost

Temperature (°C)

24
24
24
25
26
27
29
30
30
31
31
31
30
29
28
27
27
27
27
27
26
26
25
25

Feels Like (°C)

27
28
28
29
30
30
31
31
32
32
32
31
31
30
28
29
29
29
29
29
28
29
29
26

Dew Point (°C)

23
23
23
23
23
23
23
22
22
23
23
23
23
23
23
23
23
23
22
22
23
23
23
23

Relative Humidity (%)

91
92
94
90
83
76
71
65
63
62
61
62
64
71
77
76
78
77
76
75
79
84
88
90

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

302
302
301
301
302
300
300
301
299
299
297
297
297
298
299
298
297
296
296
296
296
296
295
295

Thursday 17

Third Quarter 57%

00:11

13:05

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:52, Set: 20:21, Transit: 13:06. Moon - Rise: 00:11, Set: 13:05. Civil Dark: 20:52 - 05:21. Nautical Dark: 21:29 - 04:44. Astro Dark: 22:11 - 04:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
87
74
62
65
66
66
72
83
96
92
86
81
62
44
30
27
38

Low Clouds (% Sky Obscured)

21
27
32
35
35
32
31
29
28
28
24
19
22
15
9
3
21
34
47
42
34
25
17
9

Medium Clouds (% Sky Obscured)

5
0
0
0
10
20
60
42
26
10
12
16
25
20
11
0
0
0
2
3
34
30
27
31

High Clouds (% Sky Obscured)

100
100
99
92
88
83
79
65
34
13
9
10
10
37
64
89
88
79
70
54
38
21
16
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
4
7
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
None

Precipitation Probability (%)

16
16
13
5
8
8
6
18
19
19
27
27
19
37
47
53
95
95
95
95
82
54
65
48

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
1.6
3.7
6.7
0.8
0.5
0.2
0.4
0

Wind Speed/Direction (mph)

8
9
9
9
10
10
9
10
10
10
11
10
10
9
9
9
9
9
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

25
25
26
26
26
27
28
29
30
31
32
32
32
32
31
29
27
26
25
24
24
24
24
25

Feels Like (°C)

27
27
28
27
27
29
29
29
29
30
30
36
35
34
35
35
36
28
29
29
28
27
27
27

Dew Point (°C)

23
23
24
23
23
23
23
23
23
23
23
23
22
22
23
24
25
25
24
23
23
23
23
24

Relative Humidity (%)

90
90
88
86
83
78
74
70
66
62
58
56
54
53
62
74
86
90
92
95
95
94
92
92

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1014
1014
1014
1014
1015
1015
1015
1014
1014
1014

Ozone (du)

295
294
295
296
297
297
297
296
296
296
296
296
296
296
296
296
296
296
295
295
296
296
297
297

Friday 18

Waning Crescent 45%

00:42

14:18

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:52, Set: 20:21, Transit: 13:07. Moon - Rise: 00:42, Set: 14:18. Civil Dark: 20:51 - 05:22. Nautical Dark: 21:29 - 04:45. Astro Dark: 22:10 - 04:03

Total Clouds (% Sky Obscured)

38
49
63
75
75
71
64
73
81
89
85
67
51
67
83
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
7
14
21
21
22
22
23
25
32
34
38
38
40
41
42
35
29
22
33
31
44

Medium Clouds (% Sky Obscured)

24
18
11
5
6
6
7
5
4
3
2
1
1
11
19
29
21
16
15
23
29
34

High Clouds (% Sky Obscured)

5
3
2
0
0
0
0
33
62
89
63
34
5
37
68
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Ice pellet
Ice pellet

Precipitation Probability (%)

20
14
7
0
0
0
0
9
13
14
16
16
13
31
39
40
50
55
58
84
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.8

Wind Speed/Direction (mph)

8
8
8
9
9
9
9
9
9
9
9
8
8
7
6
6
7
7
8
10
9
7

Chance of Frost

Temperature (°C)

25
26
26
26
26
28
30
31
32
33
34
34
34
34
32
30
29
28
28
28
27
26

Feels Like (°C)

26
27
27
27
27
30
31
31
32
33
34
39
37
36
37
37
36
30
31
32
31
31

Dew Point (°C)

24
24
24
24
24
24
24
23
23
23
23
23
23
23
23
24
24
24
23
23
22
22

Relative Humidity (%)

91
92
90
88
88
78
70
62
58
54
51
51
51
52
59
68
77
76
74
74
76
77

Pressure (mb)

1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016

Ozone (du)

297
297
297
297
297
298
298
298
298
298
298
298
298
298
298
298
298
297
296
296
295
294

Forecast for Genezer Estates, Worcester, United States of America (38.16,-75.17)

Generated: 12/07/25 04:26:10. Forecast: 12/07/25 to 18/07/25. Timezone: UTC-4.00