Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 2

Full Moon 99%

20:35

06:44

19 OK
20 OK
21 Bad
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

Sun - Rise: 06:38, Set: 19:42, Transit: 13:10. Moon - Rise: 20:35, Set: 06:44. Civil Dark: 20:15 - 06:04. Nautical Dark: 20:55 - 05:24. Astro Dark: 21:38 - 04:40

Total Clouds (% Sky Obscured)

32
48
59
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
88
100
98

Low Clouds (% Sky Obscured)

32
48
59
61
49
37
59
83
100
99
100
95
99
87
60
90
89
85
79
83
84
68
79
80

Medium Clouds (% Sky Obscured)

32
48
59
100
99
74
95
95
85
70
93
65
55
56
61
62
51
55
37
47
81
75
60
61

High Clouds (% Sky Obscured)

32
48
59
100
29
56
62
100
100
100
86
98
73
18
32
100
100
99
100
100
100
52
97
90

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

Precipitation Probability (%)

0
0
0
0
1
7
17
39
53
72
61
60
57
43
27
25
12
1
1
1
1
1
4
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
8
7
7
8
8
9
11
14
15
17
18
17
15
14
15
15
17
18
17
18
18
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
4
4
6
6
5
4
4
6
7
7
8
9
10
10
11
11
11
11
12
11
11
11
11

Relative Humidity (%)

81
82
82
85
85
81
84
78
85
91
91
93
95
96
96
96
95
93
92
92
93
89
92
93

Pressure (mb)

1021
1021
1021
1020
1020
1019
1018
1018
1017
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

371
373
375
376
378
378
377
376
375
375
376
374
375
375
378
378
379
379
378
378
377
377
376
375

Friday 3

Waning Gibbous 96%

21:50

06:59

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:35, Set: 19:43, Transit: 13:10. Moon - Rise: 21:50, Set: 06:59. Civil Dark: 20:17 - 06:02. Nautical Dark: 20:57 - 05:21. Astro Dark: 21:40 - 04:38

Total Clouds (% Sky Obscured)

100
100
100
75
83
95
100
100
100
95
75
100
98
100
100
99
100
88
92
92
100
86
99
96

Low Clouds (% Sky Obscured)

56
100
100
53
70
89
100
100
100
89
73
78
81
86
81
97
100
88
92
86
78
86
99
85

Medium Clouds (% Sky Obscured)

32
7
26
17
23
43
34
57
48
44
6
100
69
57
61
72
25
3
2
14
5
0
3
31

High Clouds (% Sky Obscured)

81
86
43
5
2
25
35
3
0
0
1
82
8
89
90
74
0
1
1
1
86
11
79
15

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 (%)

1
9
22
16
14
14
4
5
9
19
9
15
7
12
0
4
0
0
1
0
0
4
6
7

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
14
14
13
12
10
9
7
6
5
5
8
12
14
16
18
19
20
20
21
22
22
21
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
92
88
84
84
90
93
93
95
96
98
96
95
92
87
79
77
74
74
74
75
75
75

Pressure (mb)

1014
1015
1016
1016
1017
1017
1017
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1014
1013
1012
1011

Ozone (du)

374
370
369
370
372
376
377
376
376
374
372
369
370
373
370
368
370
370
370
368
368
369
367
368

Saturday 4

Waning Gibbous 91%

23:04

07:19

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
09 Bad
10 OK
11 OK
12 OK
13 OK
14 Bad
15 Bad
16 OK
17 OK
18 Good

Sun - Rise: 06:33, Set: 19:45, Transit: 13:10. Moon - Rise: 23:04, Set: 07:19. Civil Dark: 20:18 - 06:00. Nautical Dark: 20:59 - 05:19. Astro Dark: 21:43 - 04:35

Total Clouds (% Sky Obscured)

86
90
100
100
100
99
100
97
96
100
93
80
86
50
49
21
29
23
36
34
44
31
14
2

Low Clouds (% Sky Obscured)

84
80
88
84
94
52
44
48
59
45
55
60
49
50
49
18
8
8
6
5
4
1
4
1

Medium Clouds (% Sky Obscured)

0
21
74
100
100
98
87
95
90
98
82
45
0
0
0
0
0
0
5
9
14
11
7
0

High Clouds (% Sky Obscured)

33
57
100
92
99
16
100
60
39
73
42
32
74
1
3
3
21
15
22
7
14
10
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
6
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
0
1
13
33
51
5
14
23
22
2
4
9
7
9
5
6
7
10
22
12
15
6
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

23
24
25
25
26
26
22
21
20
19
17
14
10
8
11
12
13
13
14
14
13
12
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
4
4
4
4
3
2
1
1
1
1
1
3
5
5
7
6
6
5
6
6
6
7

Dew Point (°C)

8
7
8
9
9
9
5
3
3
3
3
2
2
3
3
4
4
3
3
4
4
4
4
4

Relative Humidity (%)

73
73
81
84
83
87
71
64
68
73
68
71
79
81
73
72
65
59
56
61
64
64
65
68

Pressure (mb)

1010
1009
1009
1009
1008
1008
1009
1009
1010
1011
1012
1013
1014
1016
1017
1018
1019
1020
1021
1021
1022
1022
1023
1023

Ozone (du)

365
363
364
365
366
369
372
375
377
378
376
380
383
383
383
383
383
384
385
383
383
386
387
386

Sunday 5

Waning Gibbous 85%

00:16

07:45

19 OK
20 Good
21 OK
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 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK

Sun - Rise: 06:31, Set: 19:47, Transit: 13:10. Moon - Rise: 00:16, Set: 07:45. Civil Dark: 20:20 - 05:57. Nautical Dark: 21:01 - 05:16. Astro Dark: 21:45 - 04:32

Total Clouds (% Sky Obscured)

7
9
32
63
82
100
92
92
83
86
53
73
89
83
100
74
57
35
35
35
35
30
35
30

Low Clouds (% Sky Obscured)

2
2
3
2
2
1
12
24
37
25
13
2
1
1
0
0
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
13
27
43
44
41
40
27
16
3
20
30
30
25
25
30

High Clouds (% Sky Obscured)

3
5
14
44
74
100
87
76
64
49
24
14
45
69
100
71
57
35
35
25
20
20
10
7

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 (%)

12
1
9
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)

7
5
4
3
2
2
2
3
3
3
4
4
4
7
12
14
14
14
14
14
13
13
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
5
5
3
3
2
1
1
1
1
2
3
3
4
5
5
6
6
6
7
7
7
7
8

Dew Point (°C)

5
4
4
3
2
2
1
1
1
2
2
3
3
5
5
5
6
6
6
6
7
8
7
8

Relative Humidity (%)

77
81
83
83
82
82
82
80
80
83
86
88
86
82
73
72
73
72
72
71
73
76
76
80

Pressure (mb)

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

Ozone (du)

383
380
379
376
374
371
370
368
368
367
366
366
366
367
367
367
366
365
365
366
365
365
364
362

Monday 6

Waning Gibbous 77%

01:24

08:20

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

Sun - Rise: 06:29, Set: 19:48, Transit: 13:09. Moon - Rise: 01:24, Set: 08:20. Civil Dark: 20:22 - 05:55. Nautical Dark: 21:03 - 05:14. Astro Dark: 21:47 - 04:29

Total Clouds (% Sky Obscured)

25
25
20
14
10
15
24
17
28
21
40
91
0
0
0
0
0
0
0
0
0
4
14
20

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
13
15

Medium Clouds (% Sky Obscured)

25
25
20
14
10
15
2
2
2
19
38
53
0
0
0
0
0
0
0
0
0
4
14
20

High Clouds (% Sky Obscured)

1
1
10
8
10
15
14
8
9
21
40
74
0
0
0
0
0
0
0
0
0
4
12
13

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
4
7
28
40
53
58
64
57
47
35
15
18
19
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
10
10
10
9
9
8
9
10
10
9
8
8
10
11
13
14
15
15
14
15
17
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
88
88
90
91
93
95
93
95
95
96
95
96
93
90
87
90
93
95
90
86
80
83
84

Pressure (mb)

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

Ozone (du)

359
358
357
356
354
354
353
353
353
351
353
351
352
352
352
352
353
354
355
357
359
362
365
369

Tuesday 7

Waning Gibbous 69%

02:23

09:08

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:27, Set: 19:50, Transit: 13:09. Moon - Rise: 02:23, Set: 09:08. Civil Dark: 20:24 - 05:53. Nautical Dark: 21:05 - 05:12. Astro Dark: 21:49 - 04:27

Total Clouds (% Sky Obscured)

44
65
72
80
84
87
72
67
65
61
61
55
55
56
59
69
82
96
92
88
85
87
91
95

Low Clouds (% Sky Obscured)

17
18
20
14
7
0
0
0
0
0
1
1
4
5
7
11
14
14
19
24
25
25
25
30

Medium Clouds (% Sky Obscured)

44
65
72
80
77
64
44
27
11
21
36
47
37
23
20
36
53
69
52
32
11
42
69
95

High Clouds (% Sky Obscured)

7
7
7
27
41
62
69
67
65
61
61
55
55
56
59
61
66
75
53
33
10
10
13
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
9
8
7

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

21
17
1
2
2
0
0
0
0
0
0
0
6
8
11
26
33
40
38
34
26
57
87
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
5
5
4
3
3
3
2
2
3
3
3
3
4
5
5
6
6
7
3
3
3
3
3

Dew Point (°C)

8
7
6
4
4
4
4
4
4
4
4
4
5
5
6
6
7
7
7
8
9
10
10
11

Relative Humidity (%)

87
84
82
79
79
81
81
81
82
82
84
85
87
81
78
73
78
84
90
91
93
93
95
95

Pressure (mb)

1013
1013
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1017
1016
1016
1016
1015
1014
1013
1013
1012

Ozone (du)

372
376
379
382
388
394
400
402
404
407
404
401
398
396
394
392
391
389
388
387
387
386
384
381

Wednesday 8

Waning Gibbous 59%

03:10

10:07

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 OK
09 OK
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:25, Set: 19:51, Transit: 13:09. Moon - Rise: 03:10, Set: 10:07. Civil Dark: 20:25 - 05:51. Nautical Dark: 21:07 - 05:09. Astro Dark: 21:52 - 04:24

Total Clouds (% Sky Obscured)

86
76
66
61
56
45
58
67
72
67
60
50
42
35
28
33
37
42

Low Clouds (% Sky Obscured)

30
30
30
21
11
2
11
17
30
24
13
2
19
31
28
33
30
25

Medium Clouds (% Sky Obscured)

86
76
66
61
49
38
36
33
31
37
42
49
34
18
1
1
1
0

High Clouds (% Sky Obscured)

21
56
61
49
33
28
24
13
0
0
0
0
0
0
0
15
30
40

ISS Passover

Visibility (miles)

6
7
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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
64
11
27
35
38
35
26
7
6
6
3
15
21
24

Precipitation Amount (mm)

1.5
1.6
1.5
0.7
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
10
9
8
7
6
6
5
5
4
4
4
6
7
9
10
10

Feels Like (°C)

4
4
4
4
4
3
3
3
3
3
4
3
4
3
3
4
4
5

Dew Point (°C)

11
10
8
7
6
5
5
5
4
4
3
3
3
4
5
5
5
5

Relative Humidity (%)

96
93
88
85
88
90
93
93
94
93
93
93
93
86
82
77
74
72

Pressure (mb)

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

Ozone (du)

378
383
388
394
397
401
405
409
413
417
418
420
422
421
421
420
422
425

Forecast for Swanage, Dorset, United Kingdom (50.61,-1.96)

Generated: 02/04/26 18:45:19. Forecast: 02/04/26 to 08/04/26. Timezone: UTC+1.00