Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 11%

04:25

17:42

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

Sun - Rise: 06:46, Set: 19:02, Transit: 12:54. Moon - Rise: 04:25, Set: 17:42. Civil Dark: 19:29 - 06:20. Nautical Dark: 20:00 - 05:49. Astro Dark: 20:31 - 05:18

Total Clouds (% Sky Obscured)

100
99
96
89
94
90
83
79
58
47
38
33
34
30
28
29
27
29
28
27
31
31
23
4

Low Clouds (% Sky Obscured)

98
96
86
74
64
89
73
79
58
29
20
18
16
15
14
14
17
19
21
27
31
31
23
4

Medium Clouds (% Sky Obscured)

15
14
11
12
21
13
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

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 (%)

0
0
0
24
18
15
11
10
2
0
0
0
0
0
0
0
0
0
0
0
0
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)

6
7
6
6
4
5
5
6
5
4
4
4
5
4
4
5
5
5
5
5
5
5
5
4

Chance of Frost

Temperature (°C)

19
20
22
23
24
24
24
24
23
23
22
21
20
20
19
19
18
18
18
18
18
18
18
19

Feels Like (°C)

20
21
23
24
26
26
26
25
24
24
25
24
24
23
22
21
20
21
21
21
21
21
21
22

Dew Point (°C)

16
16
18
17
16
17
19
19
21
20
20
19
19
18
17
17
17
17
17
18
17
17
17
17

Relative Humidity (%)

84
78
77
68
59
63
73
75
89
85
88
89
89
88
88
88
89
89
93
95
93
93
93
86

Pressure (mb)

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

Ozone (du)

295
295
294
293
292
292
291
290
290
290
291
292
294
295
296
295
294
293
293
292
291
292
293
294

Friday 19

Waning Crescent 5%

05:29

18:07

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

Sun - Rise: 06:47, Set: 19:01, Transit: 12:54. Moon - Rise: 05:29, Set: 18:07. Civil Dark: 19:27 - 06:21. Nautical Dark: 19:58 - 05:50. Astro Dark: 20:29 - 05:19

Total Clouds (% Sky Obscured)

14
22
28
34
36
37
44
45
45
45
45
34
18
28
30
37
44
40
36
14
32
69
79
79

Low Clouds (% Sky Obscured)

14
22
28
34
36
37
44
45
45
45
45
34
18
28
30
36
44
40
36
8
0
26
34
43

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
11
0
0
7
32
56
70
66

High 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
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
2
2
1
1
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

22
24
26
27
28
28
27
27
27
25
23
22
21
21
20
20
20
19
19
19
19
19
20
21

Feels Like (°C)

24
27
29
30
30
29
28
28
28
27
25
24
24
24
23
23
22
23
21
22
21
22
21
22

Dew Point (°C)

16
16
16
14
14
16
19
18
18
18
19
19
19
18
18
17
17
17
16
16
16
17
18
18

Relative Humidity (%)

70
62
53
45
42
48
59
57
57
65
79
84
87
84
85
85
86
86
84
78
80
86
88
82

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019
1019
1020
1021

Ozone (du)

294
294
294
294
293
293
294
293
291
291
290
289
288
287
286
285
283
282
281
281
282
284
285
286

Saturday 20

Waning Crescent 1%

06:31

18:30

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:48, Set: 18:59, Transit: 12:53. Moon - Rise: 06:31, Set: 18:30. Civil Dark: 19:25 - 06:22. Nautical Dark: 19:56 - 05:51. Astro Dark: 20:28 - 05:20

Total Clouds (% Sky Obscured)

72
77
84
86
83
80
80
83
85
88
90
88
81
78
73
89
92
92
92
97
98
100
100
91

Low Clouds (% Sky Obscured)

40
42
54
65
64
72
58
55
59
68
68
68
67
60
48
67
63
65
68
70
65
60
57
58

Medium Clouds (% Sky Obscured)

53
56
71
79
69
55
55
59
57
46
39
35
34
40
42
44
50
53
49
49
47
48
43
29

High Clouds (% Sky Obscured)

17
10
14
22
7
18
15
0
7
25
33
24
8
9
1
42
72
75
82
85
85
90
95
80

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 (%)

0
0
1
1
2
2
4
0
0
0
0
0
0
0
1
0
0
0
1
2
4
5
3
6

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)

12
12
13
13
13
13
13
13
12
11
10
10
10
10
10
10
9
9
9
9
9
10
11
10

Chance of Frost

Temperature (°C)

21
22
23
23
23
23
23
22
22
21
20
20
20
20
20
20
20
20
20
19
20
20
20
20

Feels Like (°C)

22
22
23
23
23
23
23
23
22
22
21
21
21
21
21
20
21
21
20
20
20
20
19
19

Dew Point (°C)

17
17
17
17
17
16
17
17
18
19
19
19
19
19
19
19
19
19
19
18
18
17
17
17

Relative Humidity (%)

75
73
71
67
66
66
67
71
76
85
92
95
95
93
95
96
95
96
95
92
89
86
81
84

Pressure (mb)

1021
1022
1022
1022
1023
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

286
286
286
286
285
285
285
286
286
285
284
282
282
282
282
282
281
280
279
281
282
283
285
287

Sunday 21

New Moon 0%

07:31

18:52

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:49, Set: 18:58, Transit: 12:53. Moon - Rise: 07:31, Set: 18:52. Civil Dark: 19:24 - 06:23. Nautical Dark: 19:55 - 05:52. Astro Dark: 20:26 - 05:21

Total Clouds (% Sky Obscured)

83
74
70
68
63
63
62
60
60
64
66
70
72
79
80
83
85
85
84
84
77
75
72
69

Low Clouds (% Sky Obscured)

58
59
57
57
57
55
54
53
55
58
60
65
69
74
73
71
70
70
69
69
68
67
67
64

Medium Clouds (% Sky Obscured)

14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
40
29
19
9
6
3
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0

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 (%)

13
5
8
12
6
9
13
4
13
7
3
3
3
9
9
3
1
1
3
1
8
3
1
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)

11
12
12
12
12
12
12
11
11
10
10
9
8
8
8
7
6
6
6
6
6
6
5
6

Chance of Frost

Temperature (°C)

20
21
21
21
22
22
21
21
21
20
20
19
19
19
19
19
19
19
19
19
19
19
19
20

Feels Like (°C)

20
20
20
20
21
21
20
20
20
20
19
18
18
18
18
18
19
19
19
19
19
19
19
20

Dew Point (°C)

18
18
18
17
17
17
17
17
17
17
17
16
16
16
17
17
16
16
16
16
16
16
16
16

Relative Humidity (%)

84
82
81
77
74
73
77
80
81
84
85
81
81
82
85
85
84
82
82
82
82
82
82
78

Pressure (mb)

1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1021
1021

Ozone (du)

289
291
291
291
291
291
291
292
293
294
296
296
292
290
288
287
286
286
286
284
283
283
283
283

Monday 22

Waxing Crescent 1%

08:32

19:13

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

Sun - Rise: 06:50, Set: 18:56, Transit: 12:52. Moon - Rise: 08:32, Set: 19:13. Civil Dark: 19:22 - 06:24. Nautical Dark: 19:53 - 05:53. Astro Dark: 20:24 - 05:22

Total Clouds (% Sky Obscured)

65
65
58
54
62
85
39
78
100
100
100
99
98
96
84
72
61
67
73
79
79
84
90
91

Low Clouds (% Sky Obscured)

62
59
58
54
60
55
39
43
38
36
31
37
43
50
48
46
44
53
63
69
73
74
70
67

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
41
62
65

High Clouds (% Sky Obscured)

0
0
8
15
22
36
39
78
100
100
100
95
88
81
57
37
12
5
2
5
0
3
10
15

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
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)

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

Chance of Frost

Temperature (°C)

20
21
22
23
23
23
22
22
22
21
19
19
19
19
19
19
19
18
18
18
18
18
19
19

Feels Like (°C)

20
21
21
23
24
23
21
23
22
20
19
19
19
19
19
19
19
19
18
19
19
19
19
19

Dew Point (°C)

15
15
15
14
15
15
15
15
15
16
16
16
16
17
17
17
17
17
17
17
17
17
17
17

Relative Humidity (%)

72
66
63
58
57
60
65
65
67
76
84
85
85
86
86
89
89
90
90
92
93
90
88
86

Pressure (mb)

1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

284
284
283
283
282
280
279
278
277
278
280
280
280
279
279
279
278
278
278
278
278
279
279
279

Tuesday 23

Waxing Crescent 4%

No Rise

19:36

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

Sun - Rise: 06:51, Set: 18:54, Transit: 12:52. Moon - Rise: No Rise, Set: 19:36. Civil Dark: 19:21 - 06:24. Nautical Dark: 19:51 - 05:54. Astro Dark: 20:23 - 05:23

Total Clouds (% Sky Obscured)

90
94
94
95
94
89
75
59
49
48
52
66
82
99
88
76
66
64
66
63
63
66
71
77

Low Clouds (% Sky Obscured)

56
50
38
33
30
24
16
14
16
18
9
7
14
17
14
14
15
14
12
15
24
21
18
16

Medium Clouds (% Sky Obscured)

68
39
34
26
17
13
7
0
0
0
0
0
0
0
12
13
13
10
5
2
3
4
4
18

High Clouds (% Sky Obscured)

20
25
8
11
32
20
18
15
15
15
20
36
65
98
65
33
1
0
0
0
0
0
0
0

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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
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
5
6
7
7
8
9
8
7
7
6
6
6
6
5
5
5
4
4
4
4
3

Chance of Frost

Temperature (°C)

21
23
24
25
25
25
25
24
24
23
22
21
20
20
20
20
20
19
19
19
19
19
20
20

Feels Like (°C)

22
23
23
24
24
25
26
26
24
24
24
23
19
20
20
20
20
20
20
20
20
20
20
20

Dew Point (°C)

17
17
16
17
17
17
17
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
19
19

Relative Humidity (%)

77
69
61
61
60
60
63
66
70
74
80
85
85
86
88
89
91
89
91
92
93
92
92
89

Pressure (mb)

1018
1019
1019
1018
1018
1017
1017
1017
1016
1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1018
1018
1018

Ozone (du)

279
279
279
279
279
279
278
278
278
278
278
278
278
278
278
278
277
277
276
276
275
276
276
277

Wednesday 24

Waxing Crescent 8%

09:32

20:00

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:52, Set: 18:53, Transit: 12:52. Moon - Rise: 09:32, Set: 20:00. Civil Dark: 19:19 - 06:25. Nautical Dark: 19:50 - 05:55. Astro Dark: 20:21 - 05:24

Total Clouds (% Sky Obscured)

80
80
85
86
81
70
54
54
49
40
34
36
34
36
59
74
79

Low Clouds (% Sky Obscured)

14
11
14
19
28
32
39
42
38
32
26
25
24
25
33
49
50

Medium Clouds (% Sky Obscured)

30
42
34
27
20
14
8
8
9
16
20
25
30
36
53
60
66

High Clouds (% Sky Obscured)

0
0
5
5
5
4
8
12
8
4
0
0
0
0
0
0
10

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
23
25
25
25
25
24
24
24
23
22
21
21
21
20
20
20

Feels Like (°C)

23
23
24
25
26
27
26
25
25
24
24
24
21
21
22
22
21

Dew Point (°C)

19
19
19
19
19
19
19
19
20
19
19
19
19
18
18
18
18

Relative Humidity (%)

81
75
69
70
69
70
72
74
77
79
83
86
88
86
86
88
88

Pressure (mb)

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

Ozone (du)

277
277
277
276
276
276
275
274
274
274
274
274
274
275
275
275
275

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

Generated: 18/09/25 09:13:25. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-4.00