Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

New Moon 2%

09:28

16:34

23 Bad
00 Bad
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

Sun - Rise: 07:46, Set: 16:29, Transit: 12:07. Moon - Rise: 09:28, Set: 16:34. Civil Dark: 17:06 - 07:09. Nautical Dark: 17:46 - 06:29. Astro Dark: 18:24 - 05:51

Total Clouds (% Sky Obscured)

68
63
57
46
52
59
86
67
87
99
91
72
94
83
81
84
81
99
100
96
100
100
100
100

Low Clouds (% Sky Obscured)

57
50
36
32
52
59
86
66
72
52
53
22
45
55
40
56
60
45
0
31
24
5
100
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
23
0
42
17
33
29
47
32
37
77
100
95
100
95
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
22
34
12
72
88
12
7
45
70
99
100
73
100
100
100
80

ISS Passover

Visibility (miles)

7
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 (%)

37
9
13
9
7
8
19
12
20
15
19
7
5
4
8
3
11
5
1
0
0
0
3
31

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
15
14
13
13
12
10
10
9
7
4
3
4
6
8
9
10
11
12
13
16
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-3
0
3
4
4
4
4
5
4
5
5
5
5
6
6
5
5
5
4
4
4
3
3

Dew Point (°C)

-3
-5
-4
-2
0
0
0
1
1
1
1
1
1
2
2
3
3
3
2
2
3
2
2
3

Relative Humidity (%)

61
52
53
57
58
60
60
61
62
64
63
61
62
63
64
65
68
65
64
64
65
63
62
62

Pressure (mb)

1024
1024
1025
1025
1025
1026
1026
1027
1027
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1027
1027
1026
1026

Ozone (du)

281
280
278
277
278
278
278
278
277
277
276
272
266
262
250
253
256
255
258
263
266
266
267
269

Friday 21

Waxing Crescent 5%

10:28

17:19

23 Bad
00 Bad
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

Sun - Rise: 07:47, Set: 16:28, Transit: 12:08. Moon - Rise: 10:28, Set: 17:19. Civil Dark: 17:05 - 07:11. Nautical Dark: 17:45 - 06:30. Astro Dark: 18:24 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
97
100
100
100
97
96
88
90
100
100
100
91
81

Low Clouds (% Sky Obscured)

86
88
90
99
100
100
84
29
54
60
51
61
60
38
84
59
69
69
68
100
100
89
84
63

Medium Clouds (% Sky Obscured)

100
100
98
100
100
99
48
30
95
67
97
73
100
100
90
93
94
85
86
90
56
72
37
27

High Clouds (% Sky Obscured)

90
100
87
100
100
100
100
100
100
100
100
52
100
100
100
57
50
55
38
3
0
5
3
4

ISS Passover

Visibility (miles)

9
9
4
5
6
9
6
9
8
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain

Precipitation Probability (%)

75
95
95
95
86
95
93
51
46
8
1
0
1
6
12
25
33
22
29
24
7
43
89
72

Precipitation Amount (mm)

0.4
0.6
0.8
0.8
0.4
1.1
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.4

Wind Speed/Direction (mph)

21
22
24
25
27
29
26
18
15
14
13
13
12
12
11
11
12
11
12
14
13
15
16
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
6
7
8
9
9
10
11
10
9
8
7
6
7
7
7
7
7
7
8
7
7
8
9

Relative Humidity (%)

67
80
87
88
90
91
92
90
86
86
81
76
72
73
75
75
76
78
76
81
78
78
81
83

Pressure (mb)

1025
1024
1023
1022
1020
1019
1018
1018
1018
1018
1018
1018
1017
1017
1016
1015
1015
1014
1014
1013
1012
1011
1010
1009

Ozone (du)

276
282
283
282
283
283
282
283
283
282
280
276
274
272
270
268
267
268
266
266
268
269
267
266

Saturday 22

Waxing Crescent 10%

11:18

18:17

23 Bad
00 Bad
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

Sun - Rise: 07:49, Set: 16:27, Transit: 12:08. Moon - Rise: 11:18, Set: 18:17. Civil Dark: 17:04 - 07:12. Nautical Dark: 17:44 - 06:32. Astro Dark: 18:23 - 05:53

Total Clouds (% Sky Obscured)

63
63
70
68
49
60
74
79
74
70
56
51
65
44
44
44
43
71
56
68
76
68
56
52

Low Clouds (% Sky Obscured)

59
56
53
64
46
36
55
58
54
46
40
34
49
38
34
35
33
45
29
34
38
43
45
47

Medium Clouds (% Sky Obscured)

0
3
9
0
0
17
19
27
20
23
15
19
25
27
44
44
43
68
11
22
59
44
31
17

High Clouds (% Sky Obscured)

27
63
70
68
49
60
70
75
55
55
55
51
60
44
44
44
30
40
55
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
4
7
9
6
9
9
9
9
9
9
9
9
9
9
9
9
6
7
7
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

48
56
55
34
47
44
32
31
40
45
31
34
25
26
30
14
29
41
48
55
46
37
27
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

21
24
24
22
24
25
25
25
25
25
27
27
28
28
28
28
29
29
29
30
30
30
31
31

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
11
12
11
11
11
10
8
6
6
6
5
5
5
5
4
4
4
5
5
5
5
5
4

Relative Humidity (%)

90
90
96
90
93
92
87
80
74
72
69
68
67
65
64
64
64
62
71
71
71
68
68
67

Pressure (mb)

1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1003
1003
1002
1002
1002
1002
1001
1001
1001

Ozone (du)

268
268
265
264
264
263
263
264
264
266
269
268
268
270
273
273
274
276
279
278
284
289
288
294

Sunday 23

Waxing Crescent 17%

11:56

19:25

23 Bad
00 Bad
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

Sun - Rise: 07:50, Set: 16:26, Transit: 12:08. Moon - Rise: 11:56, Set: 19:25. Civil Dark: 17:03 - 07:13. Nautical Dark: 17:44 - 06:33. Astro Dark: 18:22 - 05:54

Total Clouds (% Sky Obscured)

39
71
78
86
82
76
76
85
91
79
99
100
100
100
99
99
96
94
93
94
93
93
89
86

Low Clouds (% Sky Obscured)

39
59
68
78
67
56
47
50
52
51
69
81
92
88
84
79
75
70
65
71
75
82
74
66

Medium Clouds (% Sky Obscured)

0
15
20
25
16
17
61
25
33
34
29
25
25
29
32
26
25
23
21
22
21
19
19
19

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
22
34
57
39
20
3
3
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
8
2
4
4
9
9
7
5
5
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
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None

Precipitation Probability (%)

31
77
81
65
50
39
51
48
46
44
41
46
58
55
54
61
52
43
33
32
37
43
39
38

Precipitation Amount (mm)

0
0.6
0.6
0.4
0
0
0.2
0
0
0
0
0
0.3
0.2
0.2
0.4
0.2
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

31
31
30
30
28
28
27
26
26
25
25
23
21
19
19
20
23
23
23
24
23
24
23
23

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
10
10
9
9
9
9
9
9
9
10
10
9
9
9
9
9
9

Feels Like (°C)

0
1
1
1
1
1
0
-0
-1
-1
-1
-2
-2
-1
-1
-0
-0
-1
-1
0
0
0
1
1

Dew Point (°C)

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

Relative Humidity (%)

68
76
88
82
81
73
76
80
80
82
80
76
69
69
72
69
67
64
64
67
69
69
70
72

Pressure (mb)

1000
1000
999
999
999
999
999
999
1000
1001
1002
1002
1003
1003
1003
1004
1004
1005
1006
1007
1008
1009
1010
1010

Ozone (du)

291
287
289
292
300
301
301
299
297
301
302
305
310
311
315
318
318
320
318
315
306
303
301
301

Monday 24

Waxing Crescent 25%

12:24

20:38

23 Bad
00 Bad
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

Sun - Rise: 07:52, Set: 16:26, Transit: 12:09. Moon - Rise: 12:24, Set: 20:38. Civil Dark: 17:02 - 07:15. Nautical Dark: 17:43 - 06:34. Astro Dark: 18:22 - 05:55

Total Clouds (% Sky Obscured)

66
82
79
73
72
69
66
61
52
46
64
79
91
92
92
94
92
90
89
83
76
68
76
85

Low Clouds (% Sky Obscured)

51
60
60
62
56
50
47
46
44
43
55
63
75
75
78
80
70
61
52
54
55
55
58
60

Medium Clouds (% Sky Obscured)

18
12
7
0
6
10
14
9
5
0
7
19
19
32
45
64
54
42
36
35
29
24
30
31

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
30
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
8
4
4
5
3
4
5
6
7
8
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
Very Light Rain
Very Light Rain
None
Light Rain
None
None
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

39
31
28
25
24
33
38
46
50
48
54
63
68
66
56
67
51
43
52
45
37
24
24
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

23
23
24
24
25
24
23
24
24
23
22
22
22
21
20
18
17
17
17
17
16
15
15
14

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10

Feels Like (°C)

1
2
2
2
2
3
2
1
1
1
2
3
2
2
2
2
3
3
2
2
4
3
3
3

Dew Point (°C)

5
5
5
5
5
5
5
4
5
5
5
5
5
5
5
6
6
6
5
5
5
4
4
4

Relative Humidity (%)

72
73
74
73
73
74
72
72
76
77
74
74
73
74
76
77
78
77
74
72
70
69
67
67

Pressure (mb)

1011
1011
1012
1012
1013
1013
1013
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1020
1021
1022
1022
1022

Ozone (du)

300
299
299
295
297
297
298
299
301
300
298
297
297
298
300
301
303
301
299
297
293
290
286
284

Tuesday 25

Waxing Crescent 34%

12:46

21:55

23 Bad
00 Bad
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

Sun - Rise: 07:53, Set: 16:25, Transit: 12:09. Moon - Rise: 12:46, Set: 21:55. Civil Dark: 17:02 - 07:16. Nautical Dark: 17:42 - 06:36. Astro Dark: 18:21 - 05:57

Total Clouds (% Sky Obscured)

94
90
89
88
93
95
94
97
99
100
99
98
97
98
98
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
68
65
65
55
45
35
39
46
51
58
64
66
72
81
86
77
68
59
72
86
99
93
85

Medium Clouds (% Sky Obscured)

32
37
37
34
23
21
20
23
25
36
46
52
57
53
53
49
50
51
62
74
86
98
97
95

High Clouds (% Sky Obscured)

80
65
60
54
59
60
68
79
90
100
75
48
13
9
13
13
50
77
98
92
87
83
88
93

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

12
16
17
18
17
18
13
15
15
7
14
14
14
26
30
31
35
35
37
43
55
66
75
81

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
0.3
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
9
9
9
9
10
10
10
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
68
70
72
73
74
74
74
73
72
69
67
66
62
65
65
65
67
69
72
73
72
73
75

Pressure (mb)

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

Ozone (du)

281
279
278
278
278
277
275
274
273
272
271
270
269
268
267
266
265
265
264
264
263
262
262
261

Wednesday 26

Waxing Crescent 45%

13:03

No Set

23 Bad
00 Bad
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

Sun - Rise: 07:55, Set: 16:24, Transit: 12:09. Moon - Rise: 13:03, Set: No Set. Civil Dark: 17:01 - 07:17. Nautical Dark: 17:42 - 06:37. Astro Dark: 18:21 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

86
91
96
100
97
95
91
92
95
98
96
94
90
90
90
90
89
88
87

Medium Clouds (% Sky Obscured)

94
96
97
99
100
100
100
100
100
100
95
90
86
68
45
17
34
53
72

High Clouds (% Sky Obscured)

98
99
99
100
100
100
100
100
100
99
94
89
85
90
95
100
95
90
87

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

82
73
82
94
95
95
95
95
85
60
48
34
24
30
32
29
23
16
6

Precipitation Amount (mm)

0.6
0.4
0.5
0.6
0.6
0.6
0.6
0.6
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
11
11
11
11
12
12
12
12
13
13
13
13
13
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

7
8
8
9
9
10
10
11
11
11
12
12
12
13
12
12
12
12
12

Relative Humidity (%)

76
76
80
84
87
90
92
95
95
93
95
95
95
96
95
95
95
95
93

Pressure (mb)

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

Ozone (du)

261
261
260
259
258
258
257
257
258
258
259
259
259
259
258
256
254
254
253

Forecast for St Ives, Cornwall, United Kingdom (50.22,-5.48)

Generated: 20/11/25 23:32:40. Forecast: 20/11/25 to 26/11/25. Timezone: UTC+0.00