Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

03:43

19:05

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: 07:05, Set: 19:36, Transit: 13:21. Moon - Rise: 03:43, Set: 19:05. Civil Dark: 20:16 - 06:26. Nautical Dark: 21:03 - 05:38. Astro Dark: 21:55 - 04:47

Total Clouds (% Sky Obscured)

97
99
100
97
90
91
91
93
78
86
82
99
95
80
73
85
76
94
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

96
97
96
94
87
88
91
93
70
86
82
99
93
80
73
69
76
82
78
89
87
91
95
100

Medium Clouds (% Sky Obscured)

39
40
36
24
5
9
7
15
0
0
0
14
14
5
2
40
35
47
61
100
100
100
100
88

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
5
8
28
7
13
10
46
77
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
2

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
None
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
41
30
23
24
29
30
25
21
14
20
17
7
5
17
8
9
24
60
63
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
0.2
0
0.9
2.4

Wind Speed/Direction (mph)

34
32
28
28
26
24
22
22
21
19
16
14
11
9
7
4
1
1
2
3
3
4
6
6

Chance of Frost

Temperature (°C)

14
13
13
14
14
13
14
14
14
13
13
13
13
13
13
12
11
11
10
10
10
11
11
12

Feels Like (°C)

6
6
6
7
7
7
8
8
9
8
8
10
10
10
11
11
11
10
9
9
9
10
10
10

Dew Point (°C)

12
12
12
12
12
11
11
12
12
10
11
11
10
10
10
10
10
9
8
8
9
10
11
12

Relative Humidity (%)

89
90
89
89
90
87
86
90
89
83
83
83
83
84
84
89
92
88
88
90
91
95
95
98

Pressure (mb)

993
992
993
993
994
996
998
999
1001
1003
1004
1005
1006
1007
1007
1008
1008
1008
1009
1008
1008
1007
1006
1004

Ozone (du)

300
299
297
298
297
297
294
292
291
292
293
293
291
290
289
290
289
288
287
286
286
286
287
289

Friday 19

Waning Crescent 6%

No Rise

19:09

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: 07:07, Set: 19:34, Transit: 13:20. Moon - Rise: No Rise, Set: 19:09. Civil Dark: 20:13 - 06:28. Nautical Dark: 21:00 - 05:41. Astro Dark: 21:51 - 04:49

Total Clouds (% Sky Obscured)

100
93
90
86
89
81
73
55
60
55
57
92
81
89
100
99
57
77
86
100
98
84
100
100

Low Clouds (% Sky Obscured)

97
70
64
50
46
40
35
34
34
37
36
70
74
51
66
49
39
65
60
68
63
66
74
87

Medium Clouds (% Sky Obscured)

93
54
26
42
24
0
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
1
2
16

High Clouds (% Sky Obscured)

65
34
73
72
70
65
65
35
60
52
38
37
9
45
45
48
27
6
17
60
51
12
46
35

ISS Passover

Visibility (miles)

0
9
9
9
9
9
9
8
8
9
9
6
9
9
9
9
9
9
9
9
9
8
8
5

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

Light Rain
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 (%)

95
50
36
35
34
29
38
32
33
32
36
42
35
24
22
27
6
12
39
44
47
47
49
41

Precipitation Amount (mm)

0.6
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)

9
10
8
12
13
14
16
17
17
17
17
17
18
17
15
13
9
7
9
7
6
5
5
5

Chance of Frost

Temperature (°C)

12
12
12
13
13
13
13
14
14
14
14
14
14
14
13
12
11
11
11
11
11
11
10
10

Feels Like (°C)

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

Dew Point (°C)

11
10
10
12
11
11
11
11
11
11
11
11
11
11
11
11
10
10
8
9
9
9
9
8

Relative Humidity (%)

96
90
89
92
89
89
86
83
82
80
79
80
83
84
86
90
90
93
84
87
85
87
88
87

Pressure (mb)

1004
1004
1004
1004
1005
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1009
1010
1011
1012
1013
1013
1014

Ozone (du)

293
296
298
301
304
304
304
301
302
304
301
302
303
302
303
304
304
306
308
311
312
310
311
313

Saturday 20

Waning Crescent 2%

05:12

19:12

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: 07:09, Set: 19:31, Transit: 13:20. Moon - Rise: 05:12, Set: 19:12. Civil Dark: 20:10 - 06:30. Nautical Dark: 20:57 - 05:43. Astro Dark: 21:48 - 04:52

Total Clouds (% Sky Obscured)

84
55
71
100
100
100
100
100
100
100
100
90
100
100
100
81
91
94
72
66
63
68
74
74

Low Clouds (% Sky Obscured)

83
55
46
44
57
56
53
62
71
63
67
63
65
66
49
43
12
7
19
43
59
59
59
59

Medium Clouds (% Sky Obscured)

21
55
60
22
65
70
70
80
75
75
80
75
70
70
65
65
65
65
61
54
50
37
25
14

High Clouds (% Sky Obscured)

35
46
58
100
68
100
48
41
80
70
65
70
67
100
57
57
68
79
57
51
36
28
20
5

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 (%)

18
9
6
1
2
3
5
16
9
22
12
23
29
23
13
10
14
8
8
16
24
28
31
20

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
9
11
10
10
11
13
16
17
18
20
19
20
19
19
18
17
15
14
13
14
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
7
7
5
5
6
6
6
6
5
6
6
5
5
5
6
6
6
7
7
7
7
6

Dew Point (°C)

7
7
6
6
5
5
4
3
2
3
2
2
1
3
3
3
4
5
5
5
5
5
5
5

Relative Humidity (%)

78
78
77
77
74
71
65
58
55
57
54
57
55
61
63
68
74
78
78
80
79
79
81
82

Pressure (mb)

1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1019
1019

Ozone (du)

315
314
312
311
311
310
311
311
312
315
316
317
316
317
319
321
323
324
326
328
329
329
330
332

Sunday 21

New Moon 0%

06:36

19:14

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 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:11, Set: 19:28, Transit: 13:20. Moon - Rise: 06:36, Set: 19:14. Civil Dark: 20:07 - 06:32. Nautical Dark: 20:54 - 05:45. Astro Dark: 21:44 - 04:55

Total Clouds (% Sky Obscured)

65
67
72
77
81
84
73
62
51
60
64
65
60
57
55
48
40
36
57
74
90
86
81
75

Low Clouds (% Sky Obscured)

63
66
70
71
73
73
64
55
45
51
56
61
58
55
52
35
17
0
27
53
80
66
54
44

Medium Clouds (% Sky Obscured)

10
7
3
5
8
10
6
3
0
0
0
0
1
2
3
10
19
27
35
43
51
50
44
38

High Clouds (% Sky Obscured)

4
2
0
0
0
0
3
4
0
0
0
4
3
20
15
16
13
8
6
11
10
10
15
20

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 (%)

26
26
14
21
22
11
21
24
23
19
19
7
7
7
4
7
10
6
12
18
8
15
16
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)

14
14
13
13
15
15
15
16
16
16
16
15
14
13
11
9
7
6
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

8
8
8
8
8
9
10
10
10
11
10
10
10
9
9
8
8
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
79
75
64
64
62
62
69
71
68
65
65
63
64
65
66
69
72
74
75
76
81
81

Pressure (mb)

1019
1019
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

335
337
329
326
328
327
326
324
322
320
319
318
317
316
315
316
315
314
313
311
311
309
308
308

Monday 22

Waxing Crescent 1%

07:58

19:16

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: 07:13, Set: 19:25, Transit: 13:19. Moon - Rise: 07:58, Set: 19:16. Civil Dark: 20:04 - 06:34. Nautical Dark: 20:51 - 05:48. Astro Dark: 21:41 - 04:58

Total Clouds (% Sky Obscured)

81
83
85
80
73
71
76
77
85
88
89
91
93
95
97
50
52
55
67
80
91
90
90
89

Low Clouds (% Sky Obscured)

51
57
68
60
53
46
55
62
72
72
74
76
68
62
55
50
52
55
53
54
52
63
75
86

Medium Clouds (% Sky Obscured)

41
46
49
41
39
32
29
28
26
25
28
33
33
51
59
7
7
6
5
4
3
2
2
1

High Clouds (% Sky Obscured)

10
3
0
2
4
6
3
3
2
2
3
3
18
34
58
27
20
10
15
23
57
65
64
62

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

12
9
3
10
10
8
7
5
4
11
16
16
29
40
44
42
38
31
30
25
18
14
10
4

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
4
4
3
4
5
7
8
10
12
11
11
11
10
8
7
5
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

8
8
8
8
9
10
10
11
11
12
12
12
12
11
11
10
10
9
8
8
8
8
8
8

Feels Like (°C)

6
5
6
8
8
9
9
9
9
8
9
9
9
8
8
9
8
8
7
8
8
9
7
8

Dew Point (°C)

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

Relative Humidity (%)

81
81
82
84
80
74
66
63
62
67
73
76
80
88
93
95
95
93
93
93
91
91
91
90

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

308
307
306
305
303
302
301
301
300
300
300
300
301
300
299
298
298
298
298
298
297
297
297
297

Tuesday 23

Waxing Crescent 3%

09:19

19:18

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
02 Bad
03 Bad

Sun - Rise: 07:15, Set: 19:22, Transit: 13:19. Moon - Rise: 09:19, Set: 19:18. Civil Dark: 20:01 - 06:37. Nautical Dark: 20:48 - 05:50. Astro Dark: 21:37 - 05:00

Total Clouds (% Sky Obscured)

92
95
98
99
99
100
100
100
100
99
98
96
86
75
65
72
79
85
90
95
99
96
93
87

Low Clouds (% Sky Obscured)

76
65
57
49
43
37
41
45
50
59
70
82
73
65
57
54
50
47
43
39
35
44
53
62

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
13
24
35
23
17
7
7
8
9
9
7
6
3
2
1

High Clouds (% Sky Obscured)

73
84
95
96
79
50
35
26
36
28
14
3
11
18
23
33
44
54
70
84
98
93
88
74

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 (%)

11
11
7
13
13
9
13
13
10
11
10
5
12
14
15
14
11
3
4
5
3
5
4
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
4
4
4
5
6
7
8
9
10
9
9
9
8
7
6
6
5
5
5
6
6
6
6

Chance of Frost

Temperature (°C)

8
8
8
8
9
9
10
10
11
12
12
12
12
11
11
10
9
9
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
84
81
80
78
78
71
65
59
61
61
62
67
74
81
84
87
90
88
88
87
87
87

Pressure (mb)

1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

297
297
297
297
297
298
299
299
299
300
299
299
298
297
296
295
295
295
295
294
293
292
292
292

Wednesday 24

Waxing Crescent 7%

10:42

19:21

04 Bad
05 Bad
06 OK
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

Sun - Rise: 07:18, Set: 19:19, Transit: 13:18. Moon - Rise: 10:42, Set: 19:21. Civil Dark: 19:58 - 06:39. Nautical Dark: 20:45 - 05:52. Astro Dark: 21:34 - 05:03

Total Clouds (% Sky Obscured)

70
53
32
55
75
95
95
93
84
81
79
80
84
90
97
97
97
98
99
99
100

Low Clouds (% Sky Obscured)

51
40
28
21
13
6
17
28
39
41
43
45
39
34
31
36
42
51
47
49
55

Medium Clouds (% Sky Obscured)

2
2
2
22
41
60
58
56
54
54
49
43
37
35
32
42
52
61
62
63
63

High Clouds (% Sky Obscured)

50
35
32
47
56
62
54
51
50
55
56
61
64
72
76
80
86
90
92
95
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
1
1
5
9
12
16
19
21
24
23
16

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

8
7
7
7
8
10
11
12
12
13
13
13
13
12
12
11
11
10
10
10
10

Feels Like (°C)

7
7
7
7
6
7
8
8
8
8
12
12
11
11
11
11
8
8
9
8
8

Dew Point (°C)

6
6
6
6
6
6
6
6
6
5
6
6
7
7
8
8
8
9
9
9
9

Relative Humidity (%)

88
88
90
90
84
77
73
67
64
59
62
64
66
72
77
81
84
88
91
91
91

Pressure (mb)

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

Ozone (du)

292
292
291
290
289
289
288
288
288
288
288
289
289
289
288
288
291
294
297
299
300

Forecast for Tarbert, Western Isles, United Kingdom (57.90,-6.81)

Generated: 18/09/25 04:37:56. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00