Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 1

Waning Gibbous 99%

23:10

05:11

00 Bad
01 Bad
02 OK
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

Sun - Rise: 05:10, Set: 21:20, Transit: 13:15. Moon - Rise: 23:10, Set: 05:11. Civil Dark: 22:04 - 04:26. Nautical Dark: 23:07 - 03:23. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
48
41
68
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
96

Low Clouds (% Sky Obscured)

49
56
48
57
56
72
88
99
100
100
96
98
97
100
100
92
100
99
100
88
90
93
88
89

Medium Clouds (% Sky Obscured)

26
41
67
69
92
100
91
86
46
74
65
61
59
85
100
100
100
100
90
100
100
81
66
55

High Clouds (% Sky Obscured)

100
100
100
98
100
100
94
100
98
100
100
94
100
100
100
100
100
100
100
100
100
100
95
85

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0
0
0
0
5
1
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0
0
0
0
3
27
20

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
95
95
91
95
94
95
95
95
92
86
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.6
0.8
0.4
1.4
4
0.5
0.5
0.5
0

Wind Speed/Direction (mph)

7
9
8
8
9
11
12
11
13
14
14
15
16
16
16
15
15
14
14
14
13
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
95
85
87
91
89
91
89
93
91
90
91
92
98
98
98
98
98
98
98
100
96
98
98

Pressure (mb)

1019
1019
1018
1018
1017
1017
1016
1016
1015
1015
1015
1014
1014
1013
1012
1012
1011
1010
1009
1008
1008
1007
1007
1007

Ozone (du)

330
328
326
323
323
323
325
327
328
329
332
335
340
341
344
345
347
354
356
360
363
369
373
378

Tuesday 2

Waning Gibbous 97%

23:53

06:02

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
23 Bad

Sun - Rise: 05:09, Set: 21:21, Transit: 13:15. Moon - Rise: 23:53, Set: 06:02. Civil Dark: 22:05 - 04:25. Nautical Dark: 23:09 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

92
87
89
100
97
86
72
79
98
89
89
84
78
53
58
75
86
81
56
71
79
73
77
87

Low Clouds (% Sky Obscured)

78
87
89
100
95
86
72
66
84
80
77
81
76
53
58
75
53
70
56
69
79
73
77
87

Medium Clouds (% Sky Obscured)

36
0
0
0
24
0
0
24
22
64
57
40
12
0
0
21
64
50
0
42
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
2
1
0
0
3
50
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
2
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
32
48
44
32
33
16
50
66
68
61
46
30
20
18
5
17
6
14
1
1
0
1
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
11
10
11
12
12
12
12
14
16
17
18
19
18
18
18
18
18
18
17
15
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
96
95
95
93
90
87
84
80
74
73
73
74
75
78
82
90
93
95
93

Pressure (mb)

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

Ozone (du)

386
395
400
401
400
399
400
399
397
399
400
401
401
397
392
383
385
379
374
369
365
361
355
348

Wednesday 3

Waning Gibbous 93%

No Rise

07:05

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
23 Bad

Sun - Rise: 05:09, Set: 21:22, Transit: 13:15. Moon - Rise: No Rise, Set: 07:05. Civil Dark: 22:06 - 04:25. Nautical Dark: 23:10 - 03:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
85
100
100
100
100
100
100
100
96
93
100
95
98
87
86
82
72
78
81
92
73
100
100

Low Clouds (% Sky Obscured)

84
85
65
74
64
76
100
100
100
84
87
80
95
87
84
86
82
66
71
65
77
73
85
76

Medium Clouds (% Sky Obscured)

0
0
2
22
26
65
77
75
75
63
52
100
50
45
45
45
55
45
51
61
46
52
87
63

High Clouds (% Sky Obscured)

3
0
53
93
53
100
100
100
100
63
72
100
55
50
50
0
0
23
0
0
0
0
40
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
1
0
9
7
4
4
3
4
6
8
8
9
8
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
Light Rain
None
Very Light Rain
None
Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain
None
None
Light Rain
Light Rain

Precipitation Probability (%)

1
1
2
1
3
39
36
38
48
69
55
58
51
67
66
55
41
44
43
51
53
52
79
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0
0.3
0
0.4
0.4
0.2
0
0
0
0.2
0
0
0.4
1

Wind Speed/Direction (mph)

12
12
10
9
8
8
10
14
16
18
19
21
22
24
23
23
23
22
20
20
19
18
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
90
96
96
96
98
96
93
98
98
95
90
89
82
89
90
89
86
86
89
90
90
93
93

Pressure (mb)

1011
1011
1011
1010
1010
1009
1008
1008
1007
1006
1005
1004
1004
1003
1003
1003
1002
1002
1001
1001
1001
1000
1000
999

Ozone (du)

345
346
346
345
343
342
342
343
344
346
347
350
358
364
367
370
372
373
377
382
387
394
405
406

Thursday 4

Waning Gibbous 88%

00:25

08:14

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
23 Bad

Sun - Rise: 05:08, Set: 21:23, Transit: 13:16. Moon - Rise: 00:25, Set: 08:14. Civil Dark: 22:08 - 04:24. Nautical Dark: 23:12 - 03:19. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
81
86
84
92
96
99
97
94
91
91
92
92
92
91
92
94
95
89
79
66
68
78
87

Low Clouds (% Sky Obscured)

76
64
74
69
78
71
89
85
81
76
77
78
81
80
79
79
73
69
61
61
61
65
73
76

Medium Clouds (% Sky Obscured)

54
34
19
16
28
67
50
38
37
78
79
78
79
78
66
76
82
82
50
37
20
3
9
11

High Clouds (% Sky Obscured)

33
0
0
9
4
6
89
76
59
42
42
50
50
30
45
39
28
50
81
49
18
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

83
39
37
34
42
60
55
51
61
71
78
73
84
87
87
95
81
62
56
49
47
35
37
29

Precipitation Amount (mm)

0.5
0
0
0
0
0.2
0
0
0.3
0.4
0.5
0.3
0.6
0.6
0.5
0.7
0.5
0.2
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

19
18
18
19
20
21
22
22
22
23
23
24
24
25
24
24
24
23
23
21
19
19
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
93
88
90
93
93
93
93
92
90
89
86
84
87
89
89
89
89
89
88
91
90
87

Pressure (mb)

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

Ozone (du)

401
398
397
394
397
400
399
398
395
397
398
400
404
408
409
406
401
399
398
397
394
393
397
395

Friday 5

Waning Gibbous 80%

00:49

09:27

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
23 Bad

Sun - Rise: 05:07, Set: 21:24, Transit: 13:16. Moon - Rise: 00:49, Set: 09:27. Civil Dark: 22:09 - 04:23. Nautical Dark: 23:13 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
87
86
86
42
32
35
92
96
91
71
73
92
88
98
95
96
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

78
77
78
76
42
32
35
60
64
35
43
58
69
67
74
67
74
71
73
55
55
61
57
51

Medium Clouds (% Sky Obscured)

14
11
3
0
1
3
5
14
27
73
61
46
50
51
42
33
44
55
70
96
98
99
96
73

High Clouds (% Sky Obscured)

0
0
4
2
0
4
3
73
85
91
53
28
8
14
28
44
56
75
100
100
100
99
90
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
7
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None

Precipitation Probability (%)

28
30
32
34
30
27
21
33
33
27
33
39
47
57
63
66
61
61
57
49
52
60
52
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
15
14
12
11
9
7
7
9
11
12
13
14
15
14
13
14
14
13
12
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
78
77
77
76
81
85
84
78
75
71
65
63
60
61
69
61
70
80
86
84
86
88
86

Pressure (mb)

1010
1011
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1011
1010

Ozone (du)

391
385
382
379
377
374
369
370
373
372
369
369
367
363
363
363
363
364
361
362
368
372
376
378

Saturday 6

Waning Gibbous 72%

01:08

10:41

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
23 Bad

Sun - Rise: 05:07, Set: 21:25, Transit: 13:16. Moon - Rise: 01:08, Set: 10:41. Civil Dark: 22:10 - 04:22. Nautical Dark: 23:15 - 03:17. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
97
95
97
98
100
99
98
96
84
70
55
56
57
59
69
79
89
81
73
67
71
74

Low Clouds (% Sky Obscured)

47
61
77
94
96
98
100
89
79
71
64
58
51
52
53
54
56
62
65
66
66
66
66
67

Medium Clouds (% Sky Obscured)

94
87
77
67
62
61
60
43
28
9
6
3
0
0
0
0
9
9
10
6
4
0
3
6

High Clouds (% Sky Obscured)

65
56
52
43
47
61
68
49
33
20
10
6
2
1
1
1
5
9
30
27
48
50
57
48

ISS Passover

Visibility (miles)

9
9
9
8
7
6
5
4
6
7
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

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

Precipitation Probability (%)

56
84
82
80
92
95
95
95
95
95
90
67
33
24
15
13
27
30
25
23
15
10
16
10

Precipitation Amount (mm)

0.3
0.5
0.5
0.5
0.6
0.8
1.3
1
0.9
1
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
15
16
17
17
16
16
11
15
22
22
22
22
21
21
20
20
19
18
16
14
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
6
6
7
7
7
8
9
9
9
10
12
12
12
11
11
11
9
9
10
9

Dew Point (°C)

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

Relative Humidity (%)

81
81
84
86
89
92
95
96
96
93
93
83
74
66
65
64
63
67
73
79
83
87
91
90

Pressure (mb)

1010
1009
1008
1008
1007
1006
1006
1005
1005
1005
1006
1007
1008
1009
1010
1011
1012
1012
1013
1014
1014
1015
1016
1017

Ozone (du)

377
376
374
373
372
369
367
365
366
366
367
370
373
376
372
369
365
365
364
363
362
360
359
359

Sunday 7

Waning Gibbous 62%

01:23

11:55

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
23 Bad

Sun - Rise: 05:06, Set: 21:26, Transit: 13:16. Moon - Rise: 01:23, Set: 11:55. Civil Dark: 22:11 - 04:22. Nautical Dark: 23:16 - 03:16. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
82
86
90
85
80
75
83
91
99
98
98
98
98
99
100
100
99
98
98
99
100
96
92

Low Clouds (% Sky Obscured)

67
67
67
67
67
67
67
73
79
85
87
89
90
83
76
70
77
84
90
89
87
85
84
92

Medium Clouds (% Sky Obscured)

8
31
55
79
71
72
75
83
91
98
93
89
83
73
64
53
45
39
33
33
38
47
44
53

High Clouds (% Sky Obscured)

55
62
68
75
56
38
15
11
8
4
22
39
57
72
84
93
94
84
81
83
91
100
83
63

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 (%)

7
10
9
6
9
8
7
6
3
0
1
1
0
5
7
8
10
11
7
10
12
10
34
49

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)

11
10
9
8
8
7
6
5
6
7
8
8
9
10
10
10
11
10
10
9
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
7
7
7
8
7
7
10
11
11
11
12
12
15
14
14
14
14
14
13
13
13
12

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
91
91
90
87
85
81
76
71
69
68
66
66
67
68
69
72
75
79
86
92
91

Pressure (mb)

1017
1018
1018
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

359
359
360
360
361
361
360
360
361
361
362
365
369
372
369
366
364
362
360
358
358
359
359
359

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 01/06/26 13:40:09. Forecast: 01/06/26 to 07/06/26. Timezone: UTC+1.00