Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 23

First Quarter 53%

12:57

02:58

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

Sun - Rise: 05:33, Set: 21:42, Transit: 13:38. Moon - Rise: 12:57, Set: 02:58. Civil Dark: 22:27 - 04:48. Nautical Dark: 23:33 - 03:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

2
33
63
97
100
100
58
14
26
45
51
64
52
47
20
38
52
27
100
58
61
64
95
52

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
3
3
3
3
3
3
3
4
5
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
6
58
14
26
22
22
24
19
17
6
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
33
63
96
100
100
10
0
0
0
0
0
1
1
7
38
52
27
100
58
61
64
95
52

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
4
0
0
0
0
0
0
0
0
0
0
2
7
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
48
20
20
14
15
30
54
31
8
2
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
1
7
4
16
21
1
5
3
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

15
15
15
16
18
20
21
21
22
23
23
22
21
21
20
19
18
17
16
15
14
14
13
13

Feels Like (°C)

16
15
15
15
17
19
20
21
21
23
23
23
21
21
21
20
18
17
15
14
13
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

80
80
80
77
73
67
61
61
60
59
60
64
67
71
74
80
82
89
92
92
92
90
87
89

Pressure (mb)

1026
1025
1025
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1030
1030
1030
1030

Ozone (du)

327
327
326
325
329
332
336
341
342
345
338
331
328
327
326
324
324
323
322
323
323
322
323
322

Sunday 24

Waxing Gibbous 64%

14:17

03:08

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

Sun - Rise: 05:32, Set: 21:44, Transit: 13:38. Moon - Rise: 14:17, Set: 03:08. Civil Dark: 22:29 - 04:47. Nautical Dark: 23:35 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

18
12
21
28
34
42
43
54
56
43
35
16
8
16
26
6
5
2
2
2
1
1
1
1

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
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

18
12
21
28
34
42
43
54
54
41
32
13
0
7
21
5
1
0
0
0
0
0
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
9
15
2
0
0
0
0
0
1
2
2
2

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
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)

5
5
5
5
5
5
5
5
5
5
5
5
6
6
6
7
7
7
6
6
5
5
4
4

Chance of Frost

Temperature (°C)

13
13
13
13
15
17
19
21
22
23
24
24
24
24
24
23
21
19
17
16
16
15
15
15

Feels Like (°C)

12
12
12
13
15
17
19
21
22
23
25
25
25
24
24
23
22
19
17
16
16
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

90
90
87
86
76
68
61
58
55
54
52
51
51
53
55
58
65
72
72
73
78
86
87
89

Pressure (mb)

1030
1030
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032

Ozone (du)

322
322
322
322
322
322
320
319
319
320
321
319
318
318
317
315
314
314
316
316
314
313
313
314

Monday 25

Waxing Gibbous 74%

15:33

03:18

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

Sun - Rise: 05:31, Set: 21:45, Transit: 13:38. Moon - Rise: 15:33, Set: 03:18. Civil Dark: 22:31 - 04:46. Nautical Dark: 23:38 - 03:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

1
1
1
1
2
2
1
1
0
0
0
0
0
0
1
1
3
9
2
1
0
0
0
0

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
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
3
9
2
1
0
0
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 (%)

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

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
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)

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

Chance of Frost

Temperature (°C)

15
14
14
15
17
19
21
22
24
24
25
25
25
24
24
23
22
20
19
18
18
17
17
17

Feels Like (°C)

16
16
15
17
20
22
24
24
26
26
25
25
25
25
25
24
24
22
20
18
19
19
18
18

Dew Point (°C)

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

Relative Humidity (%)

87
89
89
85
76
69
63
58
55
52
51
51
51
52
54
57
66
75
77
74
73
73
71
72

Pressure (mb)

1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030

Ozone (du)

315
314
313
313
314
315
315
314
314
314
314
313
312
312
312
312
312
312
313
313
314
314
315
316

Tuesday 26

Waxing Gibbous 82%

16:48

03:29

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

Sun - Rise: 05:30, Set: 21:46, Transit: 13:38. Moon - Rise: 16:48, Set: 03:29. Civil Dark: 22:32 - 04:44. Nautical Dark: 23:40 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
5
3
13
8
16
15
15
15
19
23
26
31
37

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
5
3
0
0
0
0
0
0
8
15
23
27
29

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

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 (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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
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)

3
3
3
3
2
3
5
7
8
9
9
11
13
14
14
14
14
12
11
9
9
8
8
7

Chance of Frost

Temperature (°C)

16
16
16
17
18
19
20
21
21
21
22
22
22
21
19
18
16
14
13
12
11
10
10
9

Feels Like (°C)

18
18
18
20
21
22
22
22
22
22
22
21
21
19
16
15
12
10
9
9
9
8
8
7

Dew Point (°C)

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

Relative Humidity (%)

74
77
75
72
64
60
58
57
58
60
60
61
61
62
63
63
67
70
71
73
77
80
81
81

Pressure (mb)

1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1032
1032
1032

Ozone (du)

315
315
316
317
318
320
321
323
324
326
326
325
324
323
322
320
319
319
321
323
325
327
327
327

Wednesday 27

Waxing Gibbous 89%

18:02

03:41

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

Sun - Rise: 05:29, Set: 21:48, Transit: 13:38. Moon - Rise: 18:02, Set: 03:41. Civil Dark: 22:34 - 04:43. Nautical Dark: 23:42 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
27
24
16
35
41
53
54
52
56
50
46
37
42
43
43
71
58
43
50
60
68
47
26

Low Clouds (% Sky Obscured)

30
24
16
7
18
28
38
40
42
42
34
28
21
25
31
37
19
10
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

High Clouds (% Sky Obscured)

0
0
0
0
4
7
11
10
8
6
5
8
7
8
9
5
71
51
37
40
38
30
18
10

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 (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
84
80
67
57
49
44
41
39
37
36
35
37
39
46
57
63
71
78
80
80
81
81

Pressure (mb)

1032
1031
1031
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1030
1030
1030
1029
1028
1028
1028
1028
1028
1027
1027

Ozone (du)

327
328
328
329
329
330
331
332
333
334
335
337
337
338
338
340
342
343
344
345
345
344
344
346

Thursday 28

Waxing Gibbous 94%

19:17

03:55

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

Sun - Rise: 05:28, Set: 21:49, Transit: 13:38. Moon - Rise: 19:17, Set: 03:55. Civil Dark: 22:35 - 04:42. Nautical Dark: 23:45 - 03:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

6
4
3
1
15
27
40
31
22
13
9
5
1
0
0
0
23
46
65
59
67
66
63
67

Low Clouds (% Sky Obscured)

0
0
0
0
13
24
33
22
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
1
1
0
0
0
0
1
3
6
5
3
0
0
0
0
11
22
33
31
40
49
57
67

High Clouds (% Sky Obscured)

3
3
3
1
3
3
2
3
4
4
3
2
0
0
0
0
23
46
65
59
67
66
63
67

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 (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
5
5
5
3
2
2
2
3
3
3
4
4
4
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

8
8
9
10
11
13
15
17
19
20
21
22
22
22
21
21
20
18
17
15
15
15
14
14

Feels Like (°C)

8
8
8
8
7
12
12
13
14
14
15
22
22
23
23
22
23
20
20
20
19
18
17
14

Dew Point (°C)

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

Relative Humidity (%)

81
81
74
67
59
51
43
37
35
33
32
33
35
37
42
46
51
55
58
60
64
68
71
71

Pressure (mb)

1027
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1023
1023
1022
1022
1021
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

347
348
348
348
349
349
350
350
351
351
351
351
351
350
351
351
351
349
348
346
345
344
343
341

Friday 29

Waxing Gibbous 98%

20:32

03:55

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
00 Bad
01 Bad

Sun - Rise: 05:27, Set: 21:50, Transit: 13:39. Moon - Rise: 20:32, Set: 03:55. Civil Dark: 22:37 - 04:40. Nautical Dark: 23:47 - 03:28. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

60
73
76
83
84
87
89
75
59
47
55
61
75
75
75
79
83
83
84
83
83
83

Low Clouds (% Sky Obscured)

0
13
25
40
48
55
63
66
59
47
55
61
75
75
75
79
83
83
84
79
57
36

Medium Clouds (% Sky Obscured)

60
54
53
43
26
12
0
0
0
0
10
21
31
38
42
42
45
43
40
34
33
27

High Clouds (% Sky Obscured)

60
65
35
0
0
0
5
4
4
2
2
1
1
1
1
1
1
1
1
25
49
73

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

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

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
2
1
6
3
0
2
2
4
4
3
0
2
2
1
4
3
0
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
14
14
14
16
16
16
17
18
19
24
22
22
22
22
22
18
18
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

74
74
70
67
65
57
51
45
44
44
43
45
46
48
51
56
59
61
63
64
65
64

Pressure (mb)

1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

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

Forecast for Overveen, Gemeente Bloemendaal, Netherlands (52.39,4.61)

Generated: 23/05/26 04:13:36. Forecast: 23/05/26 to 29/05/26. Timezone: UTC+2.00