Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 13

Waning Crescent 12%

05:06

16:25

22 Bad
23 OK
00 OK
01 OK
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

Sun - Rise: 06:14, Set: 20:04, Transit: 13:09. Moon - Rise: 05:06, Set: 16:25. Civil Dark: 20:39 - 05:39. Nautical Dark: 21:23 - 04:55. Astro Dark: 22:09 - 04:06

Total Clouds (% Sky Obscured)

39
34
35
38
50
41
68
81
81
86
96
100
99
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
2
2
6
25
14
26
24
7
0
40
61
81
89
100
100
100
100
100
69
69
72
59
93

Medium Clouds (% Sky Obscured)

6
3
31
30
32
30
42
63
73
83
87
98
91
98
77
100
57
87
77
84
85
92
99
100

High Clouds (% Sky Obscured)

3
7
3
0
0
2
17
2
7
53
57
100
96
61
93
100
11
5
82
100
100
100
100
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
6
9
9
9
9
9
9
9
3

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

Precipitation Probability (%)

0
0
0
0
3
0
0
0
1
4
18
37
46
46
53
37
8
18
14
10
16
3
7
35

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
3
4
4
4
4
4
4
5
6
9
11
12
13
14
14
14
14
13
12
13
11
11
11

Chance of Frost

Temperature (°C)

6
5
4
4
4
4
4
4
5
6
7
8
10
10
11
11
11
11
11
12
12
12
12
11

Feels Like (°C)

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

Dew Point (°C)

5
4
3
3
3
3
3
3
4
5
6
7
9
10
10
10
10
10
11
12
12
12
12
11

Relative Humidity (%)

93
91
91
93
91
91
93
93
93
96
91
93
93
95
93
95
96
96
98
96
96
96
98
98

Pressure (mb)

1015
1015
1016
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1016
1016
1016

Ozone (du)

417
410
403
399
395
390
389
389
383
376
372
370
370
369
367
364
359
358
356
354
353
352
352
351

Tuesday 14

Waning Crescent 6%

05:18

17:48

22 Bad
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

Sun - Rise: 06:12, Set: 20:06, Transit: 13:09. Moon - Rise: 05:18, Set: 17:48. Civil Dark: 20:41 - 05:37. Nautical Dark: 21:25 - 04:53. Astro Dark: 22:12 - 04:03

Total Clouds (% Sky Obscured)

100
100
99
100
99
100
100
100
100
100
88
92
85
96
99
100
100
70
71
78
41
55
59
52

Low Clouds (% Sky Obscured)

96
100
96
77
83
98
97
86
91
82
79
65
60
64
61
79
75
53
47
58
41
55
52
46

Medium Clouds (% Sky Obscured)

98
81
41
31
30
43
45
38
31
22
16
48
37
47
37
40
96
21
24
29
0
0
7
7

High Clouds (% Sky Obscured)

99
99
71
100
92
100
100
100
100
100
43
20
35
40
58
11
92
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

48
31
6
2
8
53
86
56
7
1
1
1
23
48
58
95
87
74
58
40
32
14
1
1

Precipitation Amount (mm)

0.2
0
0
0
0
0.2
0.7
0
0
0
0
0
0
0.2
0.2
1
0.5
0.5
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
11
11
10
10
11
12
11
11
12
14
14
16
19
21
21
19
19
16
16
14
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
96
96
95
95
96
96
96
96
95
95
90
87
82
87
90
89
87
86
87
93
95

Pressure (mb)

1016
1016
1016
1016
1015
1015
1015
1015
1015
1014
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1013
1013
1013
1014

Ozone (du)

353
353
354
354
353
352
351
349
347
348
347
347
353
357
358
358
361
379
390
399
400
400
402
402

Wednesday 15

Waning Crescent 2%

05:31

19:14

22 Bad
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

Sun - Rise: 06:10, Set: 20:07, Transit: 13:09. Moon - Rise: 05:31, Set: 19:14. Civil Dark: 20:43 - 05:34. Nautical Dark: 21:27 - 04:50. Astro Dark: 22:15 - 04:00

Total Clouds (% Sky Obscured)

49
67
55
62
76
76
81
83
84
87
87
93
56
64
81
94
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
61
52
60
62
56
59
52
49
51
71
57
43
47
64
68
86
21
29
33
30
52
50
58

Medium Clouds (% Sky Obscured)

0
6
0
3
74
76
52
11
9
10
15
18
7
13
9
19
26
100
100
100
97
100
100
100

High Clouds (% Sky Obscured)

0
25
40
25
25
1
3
15
15
15
9
17
7
5
6
51
59
43
100
100
100
79
58
41

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
2
1
2
3
2
2
7
3
22
18
21
19
26
24
23
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)

14
14
14
14
12
12
11
10
10
9
10
13
13
14
14
13
12
12
11
10
9
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
96
96
95
95
95
95
96
96
93
88
80
71
67
63
71
74
70
76
81
87
90
93

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

394
389
388
387
387
387
385
381
383
385
385
379
375
374
369
366
364
363
363
362
359
359
361
363

Thursday 16

Waning Crescent 0%

05:45

20:44

22 Bad
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

Sun - Rise: 06:08, Set: 20:09, Transit: 13:08. Moon - Rise: 05:45, Set: 20:44. Civil Dark: 20:45 - 05:32. Nautical Dark: 21:29 - 04:48. Astro Dark: 22:17 - 03:57

Total Clouds (% Sky Obscured)

99
97
96
95
94
85
90
98
81
75
79
61
57
59
69
84
80
87
83
93
96
90
78
78

Low Clouds (% Sky Obscured)

50
54
52
45
46
47
47
47
47
59
74
61
57
59
69
77
65
55
53
55
54
49
41
37

Medium Clouds (% Sky Obscured)

98
97
96
92
88
51
55
53
50
51
52
52
53
58
60
55
53
55
48
42
31
30
34
41

High Clouds (% Sky Obscured)

36
35
3
1
1
8
37
70
81
63
34
0
2
4
5
4
2
1
19
37
55
61
63
44

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 (%)

4
6
5
5
4
0
2
5
5
5
5
4
9
16
7
14
23
22
24
24
5
6
3
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)

6
5
5
4
5
4
5
5
5
4
6
9
11
12
12
13
12
12
12
11
11
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
96
96
95
96
98
96
96
96
93
87
79
71
67
64
66
66
69
71
80
84
92
95

Pressure (mb)

1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1020

Ozone (du)

365
366
366
364
363
361
361
360
357
356
356
355
355
354
355
354
354
354
354
354
355
354
353
353

Friday 17

New Moon 2%

06:03

No Set

22 Bad
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

Sun - Rise: 06:06, Set: 20:11, Transit: 13:08. Moon - Rise: 06:03, Set: No Set. Civil Dark: 20:47 - 05:30. Nautical Dark: 21:31 - 04:45. Astro Dark: 22:20 - 03:54

Total Clouds (% Sky Obscured)

86
97
98
99
99
100
99
97
100
99
98
98
97
97
97
90
82
72
72
75
75
72
68
68

Low Clouds (% Sky Obscured)

43
51
61
72
85
97
83
70
55
59
64
68
68
69
71
70
71
70
72
72
72
58
44
31

Medium Clouds (% Sky Obscured)

42
78
80
67
97
92
87
88
99
96
94
90
73
65
52
56
60
65
70
74
75
72
68
68

High Clouds (% Sky Obscured)

43
77
74
83
92
100
94
64
82
75
66
36
51
67
83
66
55
60
72
75
75
70
60
40

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

Precipitation Probability (%)

4
9
10
17
24
32
49
53
52
44
33
20
32
42
50
66
59
38
33
32
34
19
12
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
8
8
8
7
7
7
5
5
6
7
8
9
10
12
12
13
14
13
11
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
93
95
93
93
93
93
93
91
90
87
87
86
84
86
87
92
93
95
93
93
95
93

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021

Ozone (du)

356
360
363
363
362
363
364
367
369
370
372
373
375
374
373
373
373
373
373
372
372
372
372
373

Saturday 18

Waxing Crescent 7%

06:28

22:17

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

Sun - Rise: 06:04, Set: 20:12, Transit: 13:08. Moon - Rise: 06:28, Set: 22:17. Civil Dark: 20:48 - 05:28. Nautical Dark: 21:33 - 04:42. Astro Dark: 22:23 - 03:51

Total Clouds (% Sky Obscured)

66
61
57
47
36
28
39
50
61
69
79
84
90
93
95
97
98
100
93
81
70
66
61
54

Low Clouds (% Sky Obscured)

36
40
43
40
36
28
39
50
61
62
63
63
65
70
70
60
51
41
46
50
58
49
40
31

Medium Clouds (% Sky Obscured)

66
61
57
47
36
28
39
32
25
39
50
64
66
64
65
76
87
98
88
79
70
66
61
54

High Clouds (% Sky Obscured)

20
15
15
15
20
24
19
14
14
5
5
5
25
45
65
75
86
96
68
39
15
22
29
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
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 (%)

4
2
0
5
3
1
12
12
5
5
7
2
3
5
7
13
20
28
26
20
4
6
5
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)

7
7
7
7
7
7
7
7
7
6
7
9
11
11
11
11
12
12
12
12
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
5
5
4
3
2
2
2
2
2
4
4
4
6
5
10
10
9
10
9
10
7
6

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
90
90
91
90
91
91
91
88
85
81
80
80
77
79
79
79
80
80
80
78
78

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

373
373
373
372
373
374
374
374
374
374
374
375
375
375
375
375
375
374
374
374
374
374
374
375

Sunday 19

Waxing Crescent 14%

07:04

23:50

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

Sun - Rise: 06:01, Set: 20:14, Transit: 13:08. Moon - Rise: 07:04, Set: 23:50. Civil Dark: 20:50 - 05:25. Nautical Dark: 21:36 - 04:40. Astro Dark: 22:25 - 03:47

Total Clouds (% Sky Obscured)

47
46
42
38
34
30
19
12
5
10
10
20
40
55
72
70
69
66
72
76
82

Low Clouds (% Sky Obscured)

32
33
32
28
25
22
15
8
1
1
1
0
13
25
43
44
45
47
53
54
55

Medium Clouds (% Sky Obscured)

47
46
42
38
34
30
19
12
5
10
10
20
40
55
50
55
50
45
36
29
16

High Clouds (% Sky Obscured)

25
19
17
7
6
5
5
10
5
10
10
20
40
40
40
30
25
20
15
15
20

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
7
7
6
6
6
5
5
5
5
7
9
10
11
12
13
14
14
14
13
12

Feels Like (°C)

4
4
3
3
1
1
0
1
1
1
1
2
3
4
4
4
9
9
8
9
9

Dew Point (°C)

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

Relative Humidity (%)

78
79
82
83
83
85
83
85
83
85
82
81
77
73
70
66
67
68
69
68
66

Pressure (mb)

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

Ozone (du)

375
375
375
375
375
375
376
376
377
377
378
378
378
378
378
379
380
382
384
384
384

Forecast for Bath, Bath and North East Somerset, United Kingdom (51.38,-2.36)

Generated: 13/04/26 21:28:35. Forecast: 13/04/26 to 19/04/26. Timezone: UTC+1.00