Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 26

Full Moon 100%

18:38

06:41

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: 07:03, Set: 18:59, Transit: 13:01. Moon - Rise: 18:38, Set: 06:41. Civil Dark: 19:31 - 06:31. Nautical Dark: 20:08 - 05:54. Astro Dark: 20:46 - 05:15

Total Clouds (% Sky Obscured)

57
66
74
96
86
99
99
100
100
100
100
100
94
97
99
100
100
97
100
96
93
66
68
95

Low Clouds (% Sky Obscured)

7
5
2
2
4
10
12
12
11
12
11
9
11
10
10
8
5
2
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

14
34
73
79
62
92
93
76
95
95
94
95
87
75
89
96
87
90
89
12
18
11
59
95

High Clouds (% Sky Obscured)

57
66
74
80
59
57
92
100
100
100
100
100
72
78
98
100
100
83
100
95
84
51
29
42

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 (%)

3
10
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)

15
16
16
16
15
14
12
11
9
8
6
6
5
5
5
5
5
6
6
7
8
8
9
10

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
16
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
12
12
11
11
11
11
10
10
10
10
10
10
10
10
10
11
10
10
11
11

Relative Humidity (%)

74
73
74
74
74
72
71
71
68
67
66
66
65
65
65
65
65
65
66
66
65
65
68
69

Pressure (mb)

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

Ozone (du)

278
278
280
281
283
284
285
286
286
287
289
289
289
288
287
287
288
288
288
287
288
289
289
288

Sunday 27

Waning Gibbous 100%

18:54

07:59

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: 07:04, Set: 18:57, Transit: 13:00. Moon - Rise: 18:54, Set: 07:59. Civil Dark: 19:28 - 06:33. Nautical Dark: 20:06 - 05:55. Astro Dark: 20:44 - 05:17

Total Clouds (% Sky Obscured)

92
98
100
100
100
100
100
100
100
99
100
100
100
100
100
100
99
100
100
99
100
99
100
100

Low Clouds (% Sky Obscured)

0
10
9
4
0
2
4
81
86
94
92
85
40
100
22
22
28
10
58
44
49
75
10
84

Medium Clouds (% Sky Obscured)

72
82
87
24
63
93
97
99
98
92
98
95
100
99
100
100
99
100
100
95
100
99
100
100

High Clouds (% Sky Obscured)

68
89
100
100
100
100
99
100
94
51
52
30
93
100
100
91
84
100
99
97
92
87
98
79

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

Precipitation Probability (%)

0
0
0
0
0
1
7
30
36
25
43
62
95
67
42
41
12
6
11
11
38
60
34
48

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
1.5
0.3
0
0.2
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

10
11
12
12
12
12
12
13
14
14
14
15
15
15
12
11
11
13
13
13
13
13
14
17

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
18
18
18
18
18
18
18
18
18
18
18
18
18
18
19
19
18
18

Feels Like (°C)

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

Dew Point (°C)

11
12
13
14
14
15
15
15
15
15
15
15
15
15
15
15
15
15
15
16
17
16
17
17

Relative Humidity (%)

69
72
77
81
83
86
85
83
83
85
82
82
82
81
81
81
80
82
82
86
88
86
92
93

Pressure (mb)

1019
1019
1018
1017
1016
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015

Ozone (du)

287
288
287
286
286
287
288
288
288
290
289
289
288
286
285
285
285
285
284
283
284
284
284
285

Monday 28

Waning Gibbous 98%

19:12

09:20

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: 07:06, Set: 18:54, Transit: 13:00. Moon - Rise: 19:12, Set: 09:20. Civil Dark: 19:26 - 06:34. Nautical Dark: 20:03 - 05:57. Astro Dark: 20:42 - 05:19

Total Clouds (% Sky Obscured)

99
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
85
84
59

Low Clouds (% Sky Obscured)

82
19
20
65
22
22
11
15
15
7
0
0
13
20
24
15
14
10
12
14
18
19
19
27

Medium Clouds (% Sky Obscured)

98
100
98
100
100
100
99
80
40
93
90
97
94
100
93
99
97
97
98
99
100
70
23
20

High Clouds (% Sky Obscured)

75
100
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
77
84
59

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

46
38
36
34
32
33
19
6
2
1
0
0
1
1
0
0
3
2
26
35
47
63
74
82

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.4

Wind Speed/Direction (mph)

15
11
13
12
8
7
8
7
8
9
7
7
6
6
6
7
8
9
8
7
8
9
10
12

Chance of Frost

Temperature (°C)

18
18
18
18
17
17
17
17
17
17
17
17
17
17
17
17
17
18
18
18
18
18
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
86
85
82
81
79
81
79
79
76
76
73
73
72
73
73
73
74
76
77
78
83
89

Pressure (mb)

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

Ozone (du)

285
286
288
289
291
292
293
295
295
296
295
294
294
295
296
297
299
299
301
302
304
307
306
305

Tuesday 29

Waning Gibbous 93%

19:36

10:44

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: 07:07, Set: 18:52, Transit: 13:00. Moon - Rise: 19:36, Set: 10:44. Civil Dark: 19:24 - 06:36. Nautical Dark: 20:01 - 05:58. Astro Dark: 20:39 - 05:20

Total Clouds (% Sky Obscured)

77
47
67
90
95
100
93
86
82
88
92
96
97
99
100
100
65
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
13
57
88
88
85
82
85
82
61
24
65
69
44
0
1
2
3
2
2
78
81
82
84

Medium Clouds (% Sky Obscured)

22
20
15
7
10
9
7
25
6
0
0
0
13
18
30
18
23
100
47
83
100
100
100
100

High Clouds (% Sky Obscured)

44
24
3
24
69
67
82
64
49
64
75
87
91
96
100
100
65
99
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
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

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

Precipitation Probability (%)

86
65
45
50
44
33
65
39
28
7
3
2
0
1
1
9
50
48
23
14
14
24
43
69

Precipitation Amount (mm)

0.7
0.3
0
0
0
0
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

12
14
15
16
18
18
17
18
18
19
19
19
18
16
14
13
12
12
13
15
16
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
92
93
92
92
93
93
92
92
90
91
89
88
88
86
84
84
81
81
82
82
86
89

Pressure (mb)

1014
1014
1013
1012
1012
1012
1011
1011
1011
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009

Ozone (du)

304
303
300
298
297
295
295
294
294
292
290
289
286
285
283
282
280
280
280
281
280
280
279
279

Wednesday 30

Waning Gibbous 86%

20:09

12:10

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

Sun - Rise: 07:09, Set: 18:50, Transit: 12:59. Moon - Rise: 20:09, Set: 12:10. Civil Dark: 19:22 - 06:37. Nautical Dark: 19:59 - 06:00. Astro Dark: 20:37 - 05:22

Total Clouds (% Sky Obscured)

98
97
95
96
97
98
93
81
84
18
27
24
22
19
18
32
48
59
64
64
63
46
44
32

Low Clouds (% Sky Obscured)

85
86
87
90
92
95
93
31
84
8
7
9
8
7
3
1
0
0
0
0
0
0
0
3

Medium Clouds (% Sky Obscured)

98
97
95
96
97
97
78
65
39
0
18
18
17
12
2
1
0
0
0
1
6
8
15
22

High Clouds (% Sky Obscured)

75
57
40
45
40
45
40
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
5
3
3
8
1
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

92
95
95
95
95
95
49
25
24
27
14
21
19
18
13
15
10
4
13
17
22
24
24
24

Precipitation Amount (mm)

0.6
0.8
1
0.8
1.1
1.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
18
19
20
22
21
20
18
17
18
18
18
17
16
15
15
15
14
14
14
15
15
15
16

Chance of Frost

Temperature (°C)

19
19
19
19
19
19
17
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
17
17

Feels Like (°C)

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

Dew Point (°C)

18
18
18
18
18
18
15
15
15
15
15
14
14
14
14
14
14
14
13
13
13
13
13
13

Relative Humidity (%)

92
92
93
95
92
95
89
83
83
81
80
77
75
76
77
77
76
76
74
74
74
74
76
76

Pressure (mb)

1009
1009
1009
1009
1009
1009
1010
1010
1011
1012
1012
1013
1013
1013
1014
1014
1014
1015
1016
1016
1016
1017
1017
1017

Ozone (du)

279
280
280
281
282
283
284
286
288
289
291
292
293
294
295
295
296
296
297
300
303
306
308
310

Thursday 1

Waning Gibbous 76%

20:54

13:31

01 Bad
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
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: 07:10, Set: 18:48, Transit: 12:59. Moon - Rise: 20:54, Set: 13:31. Civil Dark: 19:20 - 06:38. Nautical Dark: 19:57 - 06:01. Astro Dark: 20:35 - 05:24

Total Clouds (% Sky Obscured)

29
30
31
33
35
40
54
66
76
53
29
26
37
50
65
60
54
47
49
52
54
56
56
56

Low Clouds (% Sky Obscured)

4
8
12
12
16
16
14
15
10
9
8
3
3
4
5
6
6
7
7
7
6
5
4
3

Medium Clouds (% Sky Obscured)

25
25
17
12
8
3
15
25
41
33
25
15
25
42
62
46
27
5
4
2
0
1
4
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
5
10
14
9
5
2
2
3
4
12
21
31
34
34
34
37
39
41

ISS Passover

Visibility (miles)

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

25
24
17
25
29
29
25
21
14
17
19
15
22
27
30
28
30
26
24
23
24
23
19
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)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
17
17
17
17
17
17
17
18
18
18
17
17
17
17
17
17
17

Feels Like (°C)

14
13
14
13
13
13
13
13
13
13
13
13
13
14
14
14
14
14
14
13
13
13
14
14

Dew Point (°C)

13
13
13
13
13
13
13
13
13
13
14
13
14
14
14
14
14
14
14
14
14
13
13
13

Relative Humidity (%)

74
74
76
77
77
77
78
78
79
79
79
78
78
78
77
77
78
79
79
81
79
79
79
78

Pressure (mb)

1017
1017
1017
1017
1018
1018
1018
1019
1020
1020
1021
1021
1021
1021
1022
1022
1022
1023
1023
1024
1024
1025
1025
1025

Ozone (du)

312
312
312
312
313
313
314
314
313
312
311
310
308
307
305
303
302
301
301
301
301
301
300
299

Friday 2

Waning Gibbous 66%

21:55

14:40

Sun - Rise: 07:12, Set: 18:46, Transit: 12:59. Moon - Rise: 21:55, Set: 14:40. Civil Dark: 19:18 - 06:40. Nautical Dark: 19:55 - 06:03. Astro Dark: 20:32 - 05:25

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 Salerie, Guernsey (49.46,-2.53)

Generated: 26/09/26 00:43:59. Forecast: 26/09/26 to 02/10/26. Timezone: UTC+1.00