Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 30%

No Rise

17:34

01 Bad
02 Bad
03 Bad
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

Sun - Rise: 06:52, Set: 19:25, Transit: 13:08. Moon - Rise: No Rise, Set: 17:34. Civil Dark: 19:57 - 06:20. Nautical Dark: 20:36 - 05:41. Astro Dark: 21:17 - 05:00

Total Clouds (% Sky Obscured)

56
59
56
100
100
100
98
83
98
100
100
100
100
100
98
100
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

38
59
56
34
35
30
52
26
52
49
65
35
52
42
45
48
24
49
83
51
61
53
31
60

Medium Clouds (% Sky Obscured)

0
0
0
18
37
44
91
76
74
73
57
54
74
93
33
95
90
97
99
100
97
95
98
100

High Clouds (% Sky Obscured)

56
34
56
100
100
100
98
83
63
100
100
100
100
100
98
72
100
100
100
100
100
100
66
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
8
9
8

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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
5
5
3
3
5
8
3
6
17
18
9
7
5
6
11
19
28
36
42
41
57
59

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
0.2
0.3

Wind Speed/Direction (mph)

15
14
12
14
13
12
9
9
10
12
13
13
13
13
14
13
12
10
9
8
8
9
13
15

Chance of Frost

Temperature (°C)

14
14
13
13
13
13
13
13
14
15
16
16
16
17
16
16
16
15
15
14
14
14
15
15

Feels Like (°C)

10
9
10
8
8
8
9
10
11
11
12
12
12
12
12
12
12
12
12
12
12
13
13
13

Dew Point (°C)

11
11
11
10
10
10
10
10
10
10
10
9
8
8
8
10
9
11
11
12
12
13
14
14

Relative Humidity (%)

83
82
83
82
83
83
83
83
79
73
67
64
60
57
59
65
66
74
79
86
87
92
93
95

Pressure (mb)

1018
1018
1018
1018
1019
1019
1019
1020
1021
1021
1021
1022
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019

Ozone (du)

301
300
300
296
295
292
291
289
286
285
282
280
278
276
274
272
271
269
266
266
264
262
261
260

Wednesday 17

Waning Crescent 20%

01:15

18:02

01 Bad
02 Bad
03 Bad
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 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:54, Set: 19:22, Transit: 13:08. Moon - Rise: 01:15, Set: 18:02. Civil Dark: 19:55 - 06:21. Nautical Dark: 20:34 - 05:42. Astro Dark: 21:14 - 05:02

Total Clouds (% Sky Obscured)

95
91
95
93
91
76
65
100
100
100
100
90
92
74
79
44
30
62
57
60
64
67
78
69

Low Clouds (% Sky Obscured)

68
82
90
90
90
76
65
100
100
100
100
82
84
70
60
32
18
36
13
16
31
41
42
63

Medium Clouds (% Sky Obscured)

81
26
36
32
11
1
1
72
75
41
39
22
27
8
33
10
4
24
34
38
27
31
31
1

High Clouds (% Sky Obscured)

73
39
3
0
29
46
2
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
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
1

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 (%)

43
31
26
31
4
1
0
0
2
3
2
1
2
4
2
0
0
1
0
5
1
3
3
11

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)

18
20
20
21
22
23
22
22
21
22
23
21
20
20
19
18
17
16
14
13
13
12
12
12

Chance of Frost

Temperature (°C)

15
15
15
15
15
15
16
16
16
16
17
17
18
19
19
19
18
17
16
16
15
15
15
15

Feels Like (°C)

12
12
11
11
10
11
11
11
11
12
13
13
15
16
16
15
15
14
13
13
12
12
12
12

Dew Point (°C)

14
14
14
14
15
15
15
15
16
16
16
16
17
18
18
18
17
16
16
15
15
15
15
14

Relative Humidity (%)

95
96
95
95
95
95
96
95
96
95
95
92
93
93
93
93
95
95
95
95
96
96
96
96

Pressure (mb)

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

Ozone (du)

259
258
258
257
257
257
258
259
260
262
262
264
263
262
262
260
259
259
259
259
261
262
262
261

Thursday 18

Waning Crescent 12%

02:37

18:22

01 Bad
02 Bad
03 Bad
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

Sun - Rise: 06:55, Set: 19:20, Transit: 13:08. Moon - Rise: 02:37, Set: 18:22. Civil Dark: 19:53 - 06:23. Nautical Dark: 20:31 - 05:44. Astro Dark: 21:12 - 05:04

Total Clouds (% Sky Obscured)

86
88
90
88
81
74
78
58
48
50
52
56
68
68
69
63
44
100
99
99
99
99
100
93

Low Clouds (% Sky Obscured)

81
83
85
82
74
65
77
58
48
50
52
56
59
67
44
40
25
30
43
50
60
57
54
48

Medium Clouds (% Sky Obscured)

0
1
0
2
0
0
0
0
0
0
0
1
14
7
28
15
9
25
11
9
3
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
6
2
3
4
20
17
100
97
96
93
96
98
91

ISS Passover

Visibility (miles)

9
9
7
9
9
9
9
6
9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
3
2
0
0
0
2
1
2
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 (%)

3
16
19
22
17
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
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)

12
11
11
11
12
14
14
14
16
17
19
20
19
19
19
18
16
13
11
9
8
7
5
4

Chance of Frost

Temperature (°C)

15
15
16
16
16
17
17
17
17
17
18
18
19
19
19
19
18
18
16
16
16
16
16
15

Feels Like (°C)

12
13
14
14
14
15
14
14
14
14
14
15
15
16
16
15
15
16
15
15
15
15
15
15

Dew Point (°C)

14
15
15
16
16
16
16
16
16
16
16
16
15
16
16
16
16
16
15
15
16
15
15
15

Relative Humidity (%)

96
96
96
96
95
96
95
95
92
93
88
83
81
82
82
82
86
89
93
95
96
95
96
98

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

261
261
262
263
263
263
263
263
263
264
265
265
266
266
266
266
267
268
268
267
267
267
267
267

Friday 19

Waning Crescent 6%

03:57

18:37

01 Bad
02 Bad
03 Bad
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

Sun - Rise: 06:57, Set: 19:18, Transit: 13:07. Moon - Rise: 03:57, Set: 18:37. Civil Dark: 19:50 - 06:24. Nautical Dark: 20:29 - 05:46. Astro Dark: 21:09 - 05:05

Total Clouds (% Sky Obscured)

99
100
100
91
80
73
74
74
79
79
79
74
77
93
100
96
94
89
100
100
100
85
70
59

Low Clouds (% Sky Obscured)

45
41
38
38
37
34
41
48
55
58
60
58
51
39
26
16
8
0
4
17
38
43
32
31

Medium Clouds (% Sky Obscured)

2
2
2
2
2
6
46
60
50
20
10
5
6
5
7
6
7
9
46
7
7
58
60
54

High Clouds (% Sky Obscured)

99
100
100
82
63
40
30
25
30
30
25
22
41
82
100
93
88
83
100
100
100
58
50
36

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
8
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 (%)

4
3
0
1
1
0
0
1
0
2
3
0
0
0
0
0
0
0
1
2
4
21
5
3

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)

3
3
3
3
3
3
3
4
6
9
10
12
14
14
14
14
12
10
9
8
8
7
6
5

Chance of Frost

Temperature (°C)

15
15
14
14
14
14
14
15
17
18
18
19
19
19
19
19
18
17
17
16
16
16
16
15

Feels Like (°C)

14
14
14
13
13
13
13
14
16
16
17
17
16
16
16
16
15
15
15
15
14
14
14
14

Dew Point (°C)

15
14
14
14
13
13
13
14
14
13
13
13
13
14
14
14
14
14
15
16
16
16
14
13

Relative Humidity (%)

98
98
98
98
96
96
95
92
82
76
72
68
68
70
71
72
76
82
92
96
95
95
89
90

Pressure (mb)

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

Ozone (du)

266
266
268
268
267
267
266
265
266
266
266
267
267
268
268
270
271
273
272
272
273
273
273
274

Saturday 20

Waning Crescent 2%

05:13

18:50

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

Sun - Rise: 06:58, Set: 19:16, Transit: 13:07. Moon - Rise: 05:13, Set: 18:50. Civil Dark: 19:48 - 06:26. Nautical Dark: 20:27 - 05:47. Astro Dark: 21:07 - 05:07

Total Clouds (% Sky Obscured)

75
88
100
99
99
98
98
97
97
97
98
100
92
87
77
58
39
22
41
58
60
52
54
58

Low Clouds (% Sky Obscured)

45
63
78
81
84
83
72
74
72
66
59
56
41
24
7
6
5
4
22
36
49
49
51
53

Medium Clouds (% Sky Obscured)

48
45
31
51
54
61
67
76
85
90
83
99
89
75
60
33
16
0
0
0
0
5
7
11

High Clouds (% Sky Obscured)

60
82
100
96
91
85
61
37
10
33
52
79
83
83
77
55
36
18
39
58
60
52
54
58

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 (%)

1
0
4
20
11
7
7
15
13
18
27
20
21
16
1
5
11
13
24
29
27
37
42
35

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)

5
8
8
8
8
8
8
9
12
14
14
14
14
14
14
13
12
11
9
8
7
6
5
5

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
14
15
15
16
17
17
18
18
17
17
16
15
14
14
13
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
84
86
89
89
93
93
90
83
78
72
64
60
60
60
60
67
74
82
86
90
93
88
83

Pressure (mb)

1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

273
274
274
275
276
278
279
280
281
282
283
285
292
296
301
305
308
310
313
317
321
325
324
323

Sunday 21

New Moon 0%

06:27

19:01

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

Sun - Rise: 07:00, Set: 19:13, Transit: 13:07. Moon - Rise: 06:27, Set: 19:01. Civil Dark: 19:46 - 06:27. Nautical Dark: 20:24 - 05:49. Astro Dark: 21:04 - 05:09

Total Clouds (% Sky Obscured)

60
62
64
62
57
49
38
31
27
29
33
34
30
30
27
27
26
26
24
23
19
13
9
4

Low Clouds (% Sky Obscured)

59
60
63
52
41
30
29
29
26
28
31
32
30
26
23
20
21
22
20
19
17
13
9
4

Medium Clouds (% Sky Obscured)

8
4
1
2
3
3
2
1
0
3
5
7
9
10
11
13
16
19
24
23
19
13
9
4

High Clouds (% Sky Obscured)

60
62
64
60
30
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
8
7
5
4
6
7
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
Very Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

31
25
15
18
19
18
25
29
29
32
34
35
39
48
56
51
50
52
45
37
20
23
20
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
11
10
10
9
9
10
11
13
14
15
16
16
16
16
15
14
13
12
10
9
8
8

Feels Like (°C)

10
9
9
8
8
8
7
7
8
9
10
10
10
13
13
12
12
13
13
9
9
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

80
76
75
73
73
76
75
74
73
71
65
60
56
58
61
63
67
71
75
77
81
85
87
90

Pressure (mb)

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

Ozone (du)

322
321
320
320
322
323
325
328
330
332
333
335
336
337
338
339
339
339
339
340
341
342
341
340

Monday 22

Waxing Crescent 1%

07:39

19:12

Sun - Rise: 07:01, Set: 19:11, Transit: 13:06. Moon - Rise: 07:39, Set: 19:12. Civil Dark: 19:44 - 06:29. Nautical Dark: 20:22 - 05:51. Astro Dark: 21:02 - 05:11

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Dartmouth, Devon, United Kingdom (50.35,-3.58)

Generated: 16/09/25 00:54:31. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+1.00