Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

03:30

18:12

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: 06:38, Set: 19:03, Transit: 12:50. Moon - Rise: 03:30, Set: 18:12. Civil Dark: 19:37 - 06:04. Nautical Dark: 20:18 - 05:23. Astro Dark: 21:01 - 04:40

Total Clouds (% Sky Obscured)

51
61
68
69
100
100
100
81
69
75
73
84
83
77
100
86
75
87
76
89
74
73
59
88

Low Clouds (% Sky Obscured)

51
61
68
57
100
58
43
43
53
63
59
44
40
34
37
45
52
60
64
73
52
55
59
88

Medium Clouds (% Sky Obscured)

0
0
5
24
63
37
33
38
29
11
0
41
51
31
71
61
45
61
38
61
25
23
16
30

High Clouds (% Sky Obscured)

41
52
57
69
50
100
87
67
66
55
66
47
15
46
66
31
9
7
5
22
57
37
59
68

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
3
3
17
23
7
2
6
4
0
0
0
0
2
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)

14
15
16
17
18
19
19
18
16
13
10
14
13
13
13
12
11
12
12
12
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
17
18
18
18
19
19
19
20
19
17
17
17
16
16
15
15
15
14
15
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

86
89
88
84
79
74
72
74
73
74
80
76
81
85
86
90
93
95
93
93
95
93
93
87

Pressure (mb)

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

Ozone (du)

263
262
261
262
261
261
261
262
261
261
259
259
259
257
254
252
252
252
252
252
253
253
255
256

Friday 19

Waning Crescent 6%

04:50

18:24

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

Sun - Rise: 06:40, Set: 19:01, Transit: 12:49. Moon - Rise: 04:50, Set: 18:24. Civil Dark: 19:35 - 06:05. Nautical Dark: 20:16 - 05:25. Astro Dark: 20:58 - 04:42

Total Clouds (% Sky Obscured)

89
54
51
35
45
37
25
39
64
82
92
78
98
89
84
37
53
32
84
96
92
100
87
100

Low Clouds (% Sky Obscured)

89
54
51
35
42
30
17
37
13
22
32
27
0
0
25
33
40
32
46
29
17
21
28
38

Medium Clouds (% Sky Obscured)

3
19
18
3
2
0
5
0
0
6
28
15
16
33
0
0
0
2
2
3
31
88
58
94

High Clouds (% Sky Obscured)

18
48
39
35
41
31
4
28
58
63
86
53
98
83
77
19
41
11
58
90
75
100
51
98

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
6
2
14
1
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)

13
14
14
14
14
14
14
13
12
10
8
8
8
8
8
8
7
7
7
6
5
5
4
4

Chance of Frost

Temperature (°C)

17
19
21
22
23
24
25
25
25
23
21
19
18
18
17
16
16
15
15
14
14
14
14
15

Feels Like (°C)

15
18
18
20
21
22
22
24
23
22
19
18
17
16
15
15
16
14
15
13
13
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

81
70
63
57
51
46
40
39
41
46
53
54
54
56
61
66
68
70
76
79
80
82
78
78

Pressure (mb)

1019
1019
1019
1018
1017
1016
1016
1015
1014
1014
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

256
257
257
257
258
258
258
260
262
263
262
262
263
262
261
262
262
263
263
264
262
262
263
264

Saturday 20

Waning Crescent 2%

06:07

18:34

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 OK
00 Bad
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:41, Set: 18:58, Transit: 12:49. Moon - Rise: 06:07, Set: 18:34. Civil Dark: 19:32 - 06:07. Nautical Dark: 20:13 - 05:27. Astro Dark: 20:56 - 04:44

Total Clouds (% Sky Obscured)

96
100
100
100
100
99
100
89
95
75
100
74
81
44
18
48
37
42
49
70
54
60
73
82

Low Clouds (% Sky Obscured)

53
57
49
45
38
36
30
32
14
26
29
56
73
44
18
39
37
42
49
56
54
60
72
79

Medium Clouds (% Sky Obscured)

88
65
73
74
74
66
67
52
28
40
25
66
68
4
4
0
0
0
0
4
0
0
7
14

High Clouds (% Sky Obscured)

42
99
100
100
100
98
99
89
72
25
100
74
42
2
1
12
0
0
0
55
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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
7
5
27
5
3
6
0
7
5
3
2
26
17
6
1
0
1
1
0
0
1
4
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)

4
4
6
11
12
12
12
11
12
11
13
14
14
14
18
18
19
20
20
19
18
17
18
17

Chance of Frost

Temperature (°C)

16
18
19
19
20
20
20
20
20
20
19
18
18
17
17
16
15
13
12
12
12
12
12
13

Feels Like (°C)

17
17
18
17
17
17
18
17
17
18
18
16
16
16
16
14
11
9
7
7
7
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

71
64
58
55
50
49
52
55
58
66
76
85
90
90
87
72
70
72
70
71
69
75
72
70

Pressure (mb)

1011
1011
1010
1010
1009
1008
1008
1007
1006
1006
1005
1005
1005
1004
1005
1005
1005
1005
1005
1005
1005
1005
1006
1007

Ozone (du)

262
262
260
259
259
260
261
263
263
264
265
265
265
267
270
273
275
276
277
277
279
279
280
281

Sunday 21

New Moon 0%

07:21

18:43

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 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 Bad
06 OK
07 Bad
08 Bad

Sun - Rise: 06:43, Set: 18:56, Transit: 12:48. Moon - Rise: 07:21, Set: 18:43. Civil Dark: 19:30 - 06:09. Nautical Dark: 20:10 - 05:28. Astro Dark: 20:53 - 04:46

Total Clouds (% Sky Obscured)

88
85
77
71
83
81
93
92
91
90
84
62
48
42
29
27
23
21
18
22
27
31
53
53

Low Clouds (% Sky Obscured)

83
78
70
64
71
76
82
72
64
58
59
46
45
42
29
27
23
21
18
22
27
31
53
50

Medium Clouds (% Sky Obscured)

23
28
28
31
31
38
38
36
34
28
18
15
10
7
3
0
2
3
5
5
6
6
7
5

High Clouds (% Sky Obscured)

0
0
0
0
45
4
50
45
40
35
32
0
0
0
0
0
0
0
0
0
0
0
11
10

ISS Passover

Visibility (miles)

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

21
12
7
4
10
13
17
19
18
26
39
46
21
11
12
10
18
20
15
29
29
19
21
24

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
19
20
18
18
18
18
16
13
11
12
11
10
8
7
7
6
6
5
6
5
5
8
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
5
4
4
4
4
3
3
4
5
7
8
8
8
8
9
9
8
8
8
8
9
9

Relative Humidity (%)

68
63
52
47
43
44
43
41
43
48
55
66
77
81
83
84
87
87
87
87
87
87
88
81

Pressure (mb)

1007
1008
1009
1009
1010
1010
1010
1011
1011
1011
1012
1013
1014
1014
1014
1015
1015
1016
1016
1016
1016
1017
1017
1018

Ozone (du)

283
285
285
287
288
290
291
292
293
295
299
300
300
303
305
305
305
303
305
307
307
309
311
313

Monday 22

Waxing Crescent 1%

08:35

18:51

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:45, Set: 18:53, Transit: 12:48. Moon - Rise: 08:35, Set: 18:51. Civil Dark: 19:27 - 06:11. Nautical Dark: 20:08 - 05:30. Astro Dark: 20:50 - 04:48

Total Clouds (% Sky Obscured)

72
83
87
89
83
78
68
57
48
56
47
43
39
53
56
74
76
78
80
97
100
100
100
97

Low Clouds (% Sky Obscured)

51
59
65
70
62
54
45
39
36
34
24
15
15
19
33
49
52
54
57
50
43
36
39
42

Medium Clouds (% Sky Obscured)

0
9
57
23
18
17
13
9
6
2
1
1
0
5
10
15
21
27
50
55
59
59
54
40

High Clouds (% Sky Obscured)

18
15
15
5
1
1
0
0
0
0
0
0
0
2
26
20
36
59
80
92
91
90
95
90

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
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 (%)

23
20
18
10
14
15
8
16
13
3
3
3
3
7
8
7
21
21
9
22
20
4
24
30

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
70
70
68
63
57
58
61
65
70
66
64
64
61
62
72
72
73
74
75
75
76
74
71

Pressure (mb)

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

Ozone (du)

313
313
314
313
313
314
311
310
308
307
307
306
306
306
304
302
301
302
303
303
303
303
303
303

Tuesday 23

Waxing Crescent 3%

No Rise

19:01

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: 06:46, Set: 18:51, Transit: 12:48. Moon - Rise: No Rise, Set: 19:01. Civil Dark: 19:25 - 06:12. Nautical Dark: 20:05 - 05:32. Astro Dark: 20:47 - 04:50

Total Clouds (% Sky Obscured)

99
93
88
80
79
79
82
90
94
94
98
98
100
100
100
100
100
100
90
91
91
69
55
49

Low Clouds (% Sky Obscured)

44
60
75
80
79
79
82
83
82
80
80
79
79
87
93
100
94
89
83
83
83
69
55
49

Medium Clouds (% Sky Obscured)

20
25
25
25
30
30
40
60
75
75
50
55
60
60
55
55
55
60
60
50
50
45
50
49

High Clouds (% Sky Obscured)

80
43
18
0
19
47
80
86
94
94
96
97
98
65
33
0
32
60
90
91
80
69
55
49

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

33
49
55
56
72
83
93
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
89

Precipitation Amount (mm)

0
0
0
0
0.3
0.5
0.5
0.6
0.7
0.9
1.4
1.9
2.4
2.2
2
1.7
1.7
1.7
1.7
1.5
1.3
1.1
0.9
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
63
58
52
48
48
48
49
53
58
62
64
66
68
73
76
81
83
81
83
83
84
85
77

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

303
303
304
304
305
304
304
303
303
302
302
302
302
302
302
302
302
302
301
301
300
300
299
299

Wednesday 24

Waxing Crescent 7%

09:49

19:11

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

Sun - Rise: 06:48, Set: 18:49, Transit: 12:47. Moon - Rise: 09:49, Set: 19:11. Civil Dark: 19:23 - 06:14. Nautical Dark: 20:03 - 05:34. Astro Dark: 20:45 - 04:52

Total Clouds (% Sky Obscured)

57
74
90
99
99
99
99
95
89
84
79
77
75
70
75
75
76
71
63
62
61
60

Low Clouds (% Sky Obscured)

47
60
73
83
88
93
99
92
84
76
62
48
33
44
55
71
64
61
55
56
58
56

Medium Clouds (% Sky Obscured)

57
65
65
65
50
40
35
20
15
14
14
13
12
13
14
15
15
14
14
19
19
19

High Clouds (% Sky Obscured)

51
51
47
48
47
47
37
41
46
50
50
45
40
40
41
36
32
28
29
38
37
35

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

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

Precipitation Probability (%)

77
71
66
61
56
49
39
48
50
49
41
26
23
38
47
51
51
53
55
50
43
37

Precipitation Amount (mm)

0.5
0.4
0.3
0.3
0.2
0
0
0
0.2
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
61
59
58
56
55
55
55
61
67
75
76
80
83
82
85
85
87
85
87
85
87

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

298
298
297
297
297
297
297
297
296
295
294
294
294
294
293
293
292
292
291
291
291
292

Forecast for Yaxham, Norfolk, United Kingdom (52.66,0.96)

Generated: 18/09/25 09:56:17. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00