Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

First Quarter 53%

No Rise

00:05

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

Sun - Rise: 05:45, Set: 21:48, Transit: 13:46. Moon - Rise: No Rise, Set: 00:05. Civil Dark: 22:32 - 05:01. Nautical Dark: 23:37 - 03:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

67
63
71
74
37
36
54
50
37
45
89
89
100
92
99
99
99
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

36
62
35
47
36
34
52
50
37
45
89
86
100
86
82
58
79
94
79
82
88
71
86
59

Medium Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1
56
92
86
67
42
0
35
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
5
4
1
4
75
82
74
96
98
95
100
100
100
100
99
77
100

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 (%)

0
0
0
2
0
1
2
2
3
3
6
6
11
7
7
7
19
13
34
31
27
28
10
5

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)

8
9
10
11
12
11
10
7
7
7
6
6
5
6
9
8
9
8
10
12
14
15
14
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
19
18
18
17
17
17
16
15
15
14
15
15
14
14
13
14
15
15
15
14
16
16

Dew Point (°C)

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

Relative Humidity (%)

43
46
49
52
55
60
67
79
85
89
90
85
77
77
77
80
72
74
77
76
67
63
68
56

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

343
343
342
341
341
341
341
341
343
342
340
341
340
339
338
339
339
339
339
340
341
342
344
346

Wednesday 22

Waxing Gibbous 63%

16:08

00:22

15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 05:46, Set: 21:46, Transit: 13:46. Moon - Rise: 16:08, Set: 00:22. Civil Dark: 22:31 - 05:02. Nautical Dark: 23:35 - 03:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
96
92
99
78
73
68
66
70
69
78
80
80
73
70
85
85
70
84
86
80
77
83
65

Low Clouds (% Sky Obscured)

73
62
70
78
66
61
54
53
59
55
68
80
80
73
70
85
83
70
81
82
70
68
61
39

Medium Clouds (% Sky Obscured)

17
16
19
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

85
60
38
33
4
4
4
66
70
69
32
4
0
0
0
4
2
65
65
70
77
70
75
62

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 (%)

8
15
8
5
6
5
6
6
13
7
10
10
9
18
8
17
4
5
2
4
3
1
2
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)

16
16
15
15
14
13
11
11
9
8
8
8
8
7
7
6
7
8
9
11
11
11
10
11

Chance of Frost

Temperature (°C)

20
19
20
19
18
17
17
16
15
15
15
14
14
14
14
14
14
15
16
17
18
19
19
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
56
57
59
62
65
72
68
70
71
71
68
70
73
74
73
74
70
67
64
63
60
54
50

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

348
348
350
351
352
353
353
353
353
353
354
355
356
358
359
357
354
349
345
341
338
335
333
332

Thursday 23

Waxing Gibbous 72%

17:23

00:44

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
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

Sun - Rise: 05:48, Set: 21:45, Transit: 13:46. Moon - Rise: 17:23, Set: 00:44. Civil Dark: 22:29 - 05:04. Nautical Dark: 23:32 - 04:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
43
90
90
81
72
82
62
44
41
39
31
39
42
57
56
47
55
62
56
62
67
72
81

Low Clouds (% Sky Obscured)

23
32
37
77
69
57
72
49
37
38
39
31
39
42
57
56
47
55
60
56
58
62
66
61

Medium Clouds (% Sky Obscured)

0
0
0
0
3
2
2
2
2
3
3
16
9
30
46
51
47
55
60
56
57
55
49
51

High Clouds (% Sky Obscured)

57
16
83
84
77
65
46
6
2
2
2
0
0
3
2
3
2
3
6
3
9
17
27
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 (%)

1
1
1
3
1
3
12
6
3
13
4
3
1
3
8
12
11
6
6
5
4
1
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)

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

Chance of Frost

Temperature (°C)

20
20
20
19
19
18
18
17
16
14
14
14
14
14
14
14
15
16
17
19
20
21
22
23

Feels Like (°C)

17
17
18
16
16
16
16
16
15
14
14
15
15
15
15
15
16
18
19
20
21
22
23
24

Dew Point (°C)

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

Relative Humidity (%)

50
51
55
58
61
65
72
78
87
92
92
92
93
93
93
92
90
82
73
61
53
49
46
42

Pressure (mb)

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

Ozone (du)

330
329
327
324
323
321
319
319
319
318
318
317
317
317
317
319
319
320
321
322
322
323
323
323

Friday 24

Waxing Gibbous 80%

18:34

01:14

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

Sun - Rise: 05:49, Set: 21:44, Transit: 13:46. Moon - Rise: 18:34, Set: 01:14. Civil Dark: 22:28 - 05:06. Nautical Dark: 23:30 - 04:04. Astro Dark: N/A - 01:56

Total Clouds (% Sky Obscured)

92
70
91
94
91
87
79
76
85
92
100
95
91
87
82
31
23
31
53
59
81
80
88
83

Low Clouds (% Sky Obscured)

54
42
30
17
4
2
1
0
15
29
44
44
42
40
38
31
23
20
21
17
39
44
45
20

Medium Clouds (% Sky Obscured)

49
50
48
45
42
38
34
29
35
38
44
42
37
31
27
24
23
30
33
40
39
37
36
25

High Clouds (% Sky Obscured)

72
63
82
80
69
68
65
56
71
85
99
84
70
56
46
3
0
0
0
0
0
0
40
52

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 (%)

0
0
0
0
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2

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
7
7
6
4
4
3
2
3
2
3
4
5
5
6
6
7
8
10
11
12
12
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
22
23
22
22
22
20
19
17
17
17
16
16
15
15
16
17
18
20
20
22
21
22
22

Dew Point (°C)

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

Relative Humidity (%)

40
41
42
45
46
52
65
73
73
72
70
69
72
71
69
69
67
59
52
48
49
50
47
44

Pressure (mb)

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

Ozone (du)

324
325
326
326
327
327
327
327
327
328
329
328
328
328
329
332
336
338
338
338
336
334
335
336

Saturday 25

Waxing Gibbous 88%

19:36

01:57

15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 05:51, Set: 21:42, Transit: 13:46. Moon - Rise: 19:36, Set: 01:57. Civil Dark: 22:26 - 05:08. Nautical Dark: 23:27 - 04:07. Astro Dark: 01:35 - 02:14

Total Clouds (% Sky Obscured)

80
79
86
92
100
97
94
91
93
94
96
93
92
91
94
97
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

9
2
2
1
40
45
4
9
49
49
53
49
35
25
35
36
41
52
62
76
82
86
92
93

Medium Clouds (% Sky Obscured)

24
48
54
65
74
78
74
82
90
91
87
85
84
83
84
87
86
90
94
100
94
89
83
71

High Clouds (% Sky Obscured)

70
79
86
92
100
86
75
66
69
67
70
70
75
75
88
76
73
81
89
97
89
85
90
80

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

2
0
1
0
0
0
2
1
16
39
15
28
29
28
33
35
32
50
62
75
93
95
95
93

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.6
0.7
0.8
0.6

Wind Speed/Direction (mph)

12
11
10
9
8
6
4
4
3
4
4
5
6
7
8
8
8
9
9
9
9
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
21
20
19
19
18
19
16
16
16
17
16
16
16
17
16
16
16
17
17
17
17
16
16

Dew Point (°C)

12
12
11
9
9
11
11
10
10
10
11
12
12
14
15
15
15
16
16
17
17
17
16
15

Relative Humidity (%)

46
48
46
44
46
55
57
60
62
59
68
68
72
78
83
85
85
86
89
90
93
89
83
80

Pressure (mb)

1007
1007
1007
1006
1006
1006
1005
1005
1005
1005
1004
1004
1004
1003
1003
1003
1002
1002
1002
1003
1003
1003
1003
1003

Ozone (du)

335
335
338
339
339
337
338
339
339
337
339
338
341
344
346
346
346
347
348
349
351
354
357
360

Sunday 26

Waxing Gibbous 93%

20:26

02:53

15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 05:52, Set: 21:41, Transit: 13:46. Moon - Rise: 20:26, Set: 02:53. Civil Dark: 22:24 - 05:09. Nautical Dark: 23:25 - 04:09. Astro Dark: 01:18 - 02:24

Total Clouds (% Sky Obscured)

98
97
83
70
57
57
61
59
61
55
49
60
70
83
79
74
67
58
49
53
76
82
87
81

Low Clouds (% Sky Obscured)

94
93
78
63
49
39
30
19
24
28
33
47
61
77
69
62
55
48
40
37
38
48
39
36

Medium Clouds (% Sky Obscured)

64
53
52
43
34
37
40
43
33
26
19
26
40
36
41
38
36
34
27
22
19
21
23
15

High Clouds (% Sky Obscured)

69
46
29
12
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
2

ISS Passover

Visibility (miles)

6
8
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

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

Precipitation Probability (%)

87
84
73
59
29
27
30
16
25
28
24
24
27
19
29
29
15
30
28
9
22
23
5
9

Precipitation Amount (mm)

0.6
0.5
0.4
0.2
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
11
12
12
13
13
12
11
10
10
10
10
11
11
11
11
11
11
12
13
14
13
13
13

Chance of Frost

Temperature (°C)

19
19
19
19
19
19
18
17
16
16
16
16
16
16
16
16
16
17
17
18
19
19
20
20

Feels Like (°C)

18
18
17
18
18
19
17
17
16
16
16
15
14
14
14
14
14
14
15
15
15
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

75
69
63
64
64
64
71
76
83
81
77
75
73
69
67
67
65
63
58
53
49
47
45
43

Pressure (mb)

1004
1004
1004
1005
1005
1006
1007
1008
1008
1009
1010
1010
1011
1012
1012
1013
1014
1015
1015
1016
1017
1017
1018
1018

Ozone (du)

362
364
366
367
368
369
370
372
373
368
363
357
355
352
349
348
348
347
347
346
346
344
343
342

Monday 27

Waxing Gibbous 97%

21:04

04:01

15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:54, Set: 21:39, Transit: 13:46. Moon - Rise: 21:04, Set: 04:01. Civil Dark: 22:22 - 05:11. Nautical Dark: 23:22 - 04:12. Astro Dark: 01:07 - 02:32

Total Clouds (% Sky Obscured)

67
57
51
44
38
33
29
28
37
45
53
64
68
81
81
81
81

Low Clouds (% Sky Obscured)

30
27
16
11
5
3
1
4
5
4
3
3
4
4
9
13
18

Medium Clouds (% Sky Obscured)

8
0
0
0
0
0
0
0
13
26
38
46
49
55
37
37
36

High Clouds (% Sky Obscured)

1
1
7
13
22
27
29
28
30
18
5
4
4
4
5
5
6

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

13
1
2
2
0
1
0
0
0
0
0
0
1
3
10
11
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
12
12
11
10
9
7
5
4
4
4
4
5
5
6
7
8

Chance of Frost

Temperature (°C)

20
20
20
20
19
18
17
15
13
13
13
13
13
14
15
16
16

Feels Like (°C)

19
18
18
18
18
18
15
14
14
14
13
13
14
15
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

44
45
45
49
53
57
65
73
83
84
86
87
86
86
86
80
75

Pressure (mb)

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

Ozone (du)

341
341
340
339
338
336
335
333
332
330
329
327
326
326
325
325
324

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

Generated: 21/07/26 15:39:39. Forecast: 21/07/26 to 27/07/26. Timezone: UTC+2.00