Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 16

New Moon 1%

05:20

21:50

20 Bad
21 OK
22 OK
23 OK
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

Sun - Rise: 05:39, Set: 21:31, Transit: 13:36. Moon - Rise: 05:20, Set: 21:50. Civil Dark: 22:14 - 04:56. Nautical Dark: 23:15 - 03:54. Astro Dark: 01:07 - 01:47

Total Clouds (% Sky Obscured)

63
46
39
32
51
96
90
89
94
99
95
97
96
97
99
98
100
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
12
33
68
53
82
80
85
65
79
92
87
96
100
100
97
89
100
98
67
50

Medium Clouds (% Sky Obscured)

0
6
7
30
17
86
55
52
56
42
95
90
68
29
44
72
97
90
57
57
63
71
82
100

High Clouds (% Sky Obscured)

0
1
0
19
28
77
28
16
43
60
8
4
1
1
0
1
1
4
34
96
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
1
3
15
35
46
49
56
41
37
39
38
46
49
52
47
45
60
95
95
95
72

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
1.3
1.7
0.7
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
3
3
3
5
5
5
6
7
8
9
9
10
10
11
11
9
8
9
8
6
7

Relative Humidity (%)

60
69
74
77
79
79
87
85
84
87
90
95
96
96
95
90
92
93
77
68
75
75
66
69

Pressure (mb)

1009
1009
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1010
1010
1010
1010
1011

Ozone (du)

406
403
400
398
398
397
395
393
392
392
392
395
398
402
402
394
391
389
389
389
391
394
397
397

Sunday 17

Waxing Crescent 5%

06:04

23:22

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
19 Bad

Sun - Rise: 05:38, Set: 21:32, Transit: 13:36. Moon - Rise: 06:04, Set: 23:22. Civil Dark: 22:16 - 04:54. Nautical Dark: 23:17 - 03:52. Astro Dark: 01:24 - N/A

Total Clouds (% Sky Obscured)

100
98
100
100
97
99
100
100
100
100
100
100
100
98
100
100
100
98
100
100
93
76
71
57

Low Clouds (% Sky Obscured)

51
56
64
74
63
42
38
61
67
74
73
69
52
51
58
57
51
65
47
63
53
51
48
47

Medium Clouds (% Sky Obscured)

100
93
100
100
92
98
100
100
100
100
100
100
100
94
100
100
80
93
100
100
80
51
68
40

High Clouds (% Sky Obscured)

83
42
25
25
25
20
10
0
6
2
37
3
45
85
22
0
5
5
0
5
4
5
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

38
19
23
24
22
25
40
50
45
39
39
37
36
43
49
46
51
40
46
61
55
24
23
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
83
90
95
95
93
95
96
96
96
95
93
90
87
84
79
64
56
54
53
52
53
59
68

Pressure (mb)

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

Ozone (du)

398
402
405
406
406
408
409
410
411
412
410
410
411
411
413
417
419
422
423
424
422
415
410
412

Monday 18

Waxing Crescent 11%

07:09

00:38

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

Sun - Rise: 05:36, Set: 21:34, Transit: 13:36. Moon - Rise: 07:09, Set: 00:38. Civil Dark: 22:17 - 04:52. Nautical Dark: 23:20 - 03:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
35
32
21
5
1
2
7
8
31
26
20
16
38
59
94
90
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

31
35
32
21
3
1
1
1
7
20
13
0
0
1
23
51
42
33
25
15
10
19
36
46

Medium Clouds (% Sky Obscured)

35
8
1
1
0
0
0
0
1
2
3
20
16
38
59
88
90
94
96
98
100
100
100
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
6
1
15
26
20
16
38
59
79
76
98
96
28
36
100
33
92

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

2
0
3
1
0
0
0
0
0
0
0
0
0
0
0
5
29
11
12
54
69
34
25
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0
0
0

Wind Speed/Direction (mph)

4
3
3
4
5
6
6
6
6
6
7
7
8
10
11
12
13
12
12
13
13
12
12
11

Chance of Frost

Temperature (°C)

13
12
11
10
9
8
8
8
7
7
7
8
10
12
13
15
16
16
17
17
16
16
15
14

Feels Like (°C)

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

Dew Point (°C)

9
9
8
8
7
7
7
7
7
6
6
7
8
9
10
10
10
12
13
13
14
15
14
14

Relative Humidity (%)

76
80
85
88
90
93
95
94
94
94
93
93
88
84
80
73
69
73
77
79
86
92
93
95

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1015

Ozone (du)

412
401
395
394
391
386
382
379
376
374
371
371
370
371
373
376
377
380
381
377
377
377
378
381

Tuesday 19

Waxing Crescent 21%

08:31

01:31

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
19 Bad

Sun - Rise: 05:35, Set: 21:35, Transit: 13:36. Moon - Rise: 08:31, Set: 01:31. Civil Dark: 22:19 - 04:51. Nautical Dark: 23:22 - 03:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
98
99
97
95
94
81
76
68
77
89
95
86
78
70
80
90
100
100
99
97
97
96
95

Low Clouds (% Sky Obscured)

58
71
86
86
86
86
74
70
61
71
85
92
83
76
66
76
85
94
96
97
89
85
71
68

Medium Clouds (% Sky Obscured)

60
44
48
88
93
91
27
17
7
14
29
44
28
15
2
22
77
98
99
97
51
46
43
39

High Clouds (% Sky Obscured)

35
34
42
41
23
2
0
0
0
0
0
0
0
0
0
4
12
16
12
12
9
5
5
0

ISS Passover

Visibility (miles)

9
9
9
9
8
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
None
None
None

Precipitation Probability (%)

40
48
48
48
46
36
27
25
18
12
7
4
8
3
20
14
26
35
44
46
58
49
44
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
13
12
12
12
12
12
12
11
12
12
13
13
15
16
16
17
16
15
15
16
16
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
90
92
93
93
92
93
93
95
95
95
95
93
87
83
77
69
75
83
83
68
73
76

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1017
1017
1017
1018
1019
1019
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

386
393
384
384
383
384
385
383
383
383
382
381
380
380
378
374
370
369
370
368
365
361
362
364

Wednesday 20

Waxing Crescent 31%

10:02

02:05

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
19 Bad

Sun - Rise: 05:34, Set: 21:37, Transit: 13:36. Moon - Rise: 10:02, Set: 02:05. Civil Dark: 22:21 - 04:49. Nautical Dark: 23:25 - 03:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
84
77
74
70
70
74
78
88
91
96
100
89
77
66
70
74
76
65
57
57
70
79
90

Low Clouds (% Sky Obscured)

61
54
45
45
45
46
45
44
44
44
44
44
53
55
58
58
50
53
47
43
48
33
19
4

Medium Clouds (% Sky Obscured)

66
26
49
28
30
25
25
25
30
39
51
54
75
56
34
54
70
76
64
46
27
24
21
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
20
40
60
73
87
100
65
38
21
26
32
39
48
53
57
70
73
78

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 (%)

25
20
12
15
17
15
3
1
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)

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

Chance of Frost

Temperature (°C)

15
14
13
13
13
13
13
12
12
12
12
13
14
15
16
17
17
16
16
16
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
87
89
90
93
96
95
95
96
96
93
84
78
69
63
67
72
75
75
74
74
76
76

Pressure (mb)

1022
1023
1023
1024
1024
1024
1024
1024
1024
1025
1025
1025
1026
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

364
357
357
357
357
356
356
355
352
351
348
347
344
343
341
340
340
339
339
339
339
339
338
337

Thursday 21

Waxing Crescent 42%

11:31

02:28

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 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 Good

Sun - Rise: 05:32, Set: 21:38, Transit: 13:36. Moon - Rise: 11:31, Set: 02:28. Civil Dark: 22:23 - 04:48. Nautical Dark: 23:27 - 03:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
88
87
84
78
72
80
91
97
94
92
88
73
56
37
42
46
54
53
52
48
33
19
10

Low Clouds (% Sky Obscured)

13
23
28
36
43
45
44
42
41
42
39
36
28
18
6
12
18
24
22
22
23
16
8
0

Medium Clouds (% Sky Obscured)

11
12
12
12
13
14
18
21
25
29
35
33
27
21
16
18
23
26
26
26
26
16
8
1

High Clouds (% Sky Obscured)

63
50
44
45
45
37
47
61
83
62
38
10
8
5
3
4
2
1
1
1
0
1
0
0

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
1
0
1
1
0
0
0
0
0
0
0
0
0
0
9
20
16
17
14
7
9
5
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
12
12
12
11
11
12
12
12
12
13
13
14
14
15
16
16
16
16
16
17
17
17
17

Relative Humidity (%)

77
78
80
84
83
84
86
87
89
89
87
86
86
79
76
71
70
67
66
66
67
67
71
74

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1024
1024
1023
1023
1022
1022

Ozone (du)

335
337
338
340
340
341
341
341
341
340
340
340
340
340
340
339
339
339
339
338
337
336
336
335

Friday 22

Waxing Crescent 53%

12:55

02:44

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 OK

Sun - Rise: 05:31, Set: 21:39, Transit: 13:36. Moon - Rise: 12:55, Set: 02:44. Civil Dark: 22:24 - 04:46. Nautical Dark: 23:30 - 03:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
53
72
81
92
100
100
100
100
84
65
44
45
48
54
51
44
38

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
5
3
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

11
22
30
36
41
46
51
51
45
45
45
44
43
41
39
29
16
2

High Clouds (% Sky Obscured)

10
20
41
60
81
100
100
100
100
74
48
22
26
34
48
49
43
37

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
0
0
0
0
0
0
0
1
21
22
18
14
8
2
9
9
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
20
20
19
18
18
17
15
15
15
15
15
15
17
18
19
19
20

Dew Point (°C)

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

Relative Humidity (%)

77
82
88
93
93
93
93
93
95
93
92
87
85
73
62
54
53
53

Pressure (mb)

1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

335
336
337
338
339
341
342
344
347
349
350
351
352
353
353
353
354
354

Forecast for Katwoude, Gemeente Waterland, Netherlands (52.47,5.07)

Generated: 16/05/26 20:18:36. Forecast: 16/05/26 to 22/05/26. Timezone: UTC+2.00