Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 13

Waning Gibbous 89%

23:28

No Set

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 OK
22 OK
23 Bad
00 Bad
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:30, Set: 21:53, Transit: 13:41. Moon - Rise: 23:28, Set: No Set. Civil Dark: 22:40 - 04:44. Nautical Dark: 23:51 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
89
86
76
88
72
84
80
77
55
36
41
46
21
72
41
34
44
40
54
94
98
100
93

Low Clouds (% Sky Obscured)

77
74
75
36
59
44
46
42
41
36
25
19
18
11
8
19
20
29
25
17
4
0
0
6

Medium Clouds (% Sky Obscured)

37
32
27
19
27
27
22
17
15
19
15
21
10
2
2
5
8
15
12
0
0
0
36
37

High Clouds (% Sky Obscured)

0
0
0
40
73
4
23
16
11
2
1
0
23
9
72
17
1
1
4
31
88
98
100
70

ISS Passover

Visibility (miles)

9
9
9
9
6
3
3
3
5
7
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
2
3

Precipitation Type

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

Precipitation Probability (%)

0
4
0
49
56
59
54
55
59
51
39
32
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.3
0.4
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
21
22
22
25
25
27
25
25
24
25
25
24
21
19
19
18
17
17
16
16
15
16
18

Dew Point (°C)

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

Relative Humidity (%)

81
80
74
68
61
68
69
71
72
71
72
74
79
81
86
93
93
93
93
93
92
92
89
83

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1011
1011
1012
1012
1012

Ozone (du)

342
341
339
339
338
337
336
336
336
336
336
336
335
334
334
334
340
343
336
332
330
327
325
322

Monday 14

Waning Gibbous 81%

23:40

09:32

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:32, Set: 21:52, Transit: 13:41. Moon - Rise: 23:40, Set: 09:32. Civil Dark: 22:39 - 04:45. Nautical Dark: 23:49 - 03:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
99
88
51
47
62
76
86
89
63
45
66
100
61
97
100
100
100
98
100
100
72
65
59

Low Clouds (% Sky Obscured)

55
60
66
49
36
29
65
80
72
39
11
1
0
0
0
0
14
17
76
53
63
34
65
59

Medium Clouds (% Sky Obscured)

88
90
61
21
22
38
50
33
34
44
26
0
0
15
48
34
31
35
46
100
100
60
39
50

High Clouds (% Sky Obscured)

86
95
3
0
0
0
0
0
0
0
18
66
100
27
96
100
100
100
0
76
12
5
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
6

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
Light Rain
Light Rain
None
None
Very Light Rain

Precipitation Probability (%)

0
0
0
0
2
11
11
17
3
3
7
3
4
1
0
0
1
5
26
89
95
41
50
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.6
0
0
0.3

Wind Speed/Direction (mph)

1
1
2
3
5
7
7
7
7
11
11
10
10
7
7
6
6
7
7
9
8
10
9
9

Chance of Frost

Temperature (°C)

19
21
22
24
25
26
26
25
24
25
25
23
22
20
19
17
17
17
17
17
16
16
15
15

Feels Like (°C)

20
22
23
25
27
27
27
26
25
23
25
24
22
18
16
15
15
15
15
16
15
14
13
14

Dew Point (°C)

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

Relative Humidity (%)

77
74
67
58
52
49
46
45
54
52
53
60
65
58
56
65
69
73
76
73
77
72
74
86

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

322
325
324
323
319
318
318
318
319
318
318
322
321
321
324
325
328
328
329
330
333
335
339
344

Tuesday 15

Waning Gibbous 71%

23:50

10:55

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:33, Set: 21:51, Transit: 13:41. Moon - Rise: 23:50, Set: 10:55. Civil Dark: 22:37 - 04:47. Nautical Dark: 23:46 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
48
62
73
78
100
90
70
81
99
93
100
98
100
98
95
100
99
95
85
75
99
88
71

Low Clouds (% Sky Obscured)

82
29
40
43
61
63
35
30
47
59
25
50
33
66
51
72
77
79
76
70
57
55
49
46

Medium Clouds (% Sky Obscured)

91
22
41
65
0
70
77
51
66
75
88
90
96
100
96
84
99
41
62
16
28
87
75
42

High Clouds (% Sky Obscured)

5
0
11
73
54
79
0
0
2
1
71
75
60
55
55
65
65
56
48
45
48
52
50
37

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

42
5
4
0
0
0
0
0
3
16
18
47
65
95
95
95
95
95
91
66
55
43
45
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.9
2.3
1.3
1.1
0.6
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
16
18
19
20
20
18
19
20
18
18
18
16
15
14
13
13
13
12
12
14
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

95
90
59
46
41
40
44
38
39
45
62
57
55
64
60
60
61
72
86
92
93
93
93
89

Pressure (mb)

1015
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1012
1012
1011
1010
1010
1010
1010
1010
1010

Ozone (du)

349
361
362
359
353
347
346
343
341
339
339
340
342
343
344
344
343
342
343
344
345
347
351
360

Wednesday 16

Waning Gibbous 60%

00:01

12:19

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 OK
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:34, Set: 21:50, Transit: 13:41. Moon - Rise: 00:01, Set: 12:19. Civil Dark: 22:36 - 04:48. Nautical Dark: 23:44 - 03:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

65
75
83
92
100
94
89
85
76
54
46
46
45
42
46
48
48
72
86
94
72
64
65
68

Low Clouds (% Sky Obscured)

40
31
58
66
76
70
69
44
32
28
19
25
28
31
34
38
41
69
83
91
66
63
65
67

Medium Clouds (% Sky Obscured)

37
75
83
92
82
25
23
81
76
13
11
7
5
2
1
1
0
4
8
12
8
4
0
3

High Clouds (% Sky Obscured)

20
35
25
25
0
5
6
7
1
1
0
0
0
0
4
8
11
8
4
0
0
0
0
0

ISS Passover

Visibility (miles)

9
7
7
8
9
9
5
5
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

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

Precipitation Probability (%)

65
92
95
47
40
58
64
54
37
20
24
3
3
2
2
2
3
10
11
19
15
14
29
38

Precipitation Amount (mm)

0.3
0.6
0.8
0
0
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
12
12
13
10
10
11
13
14
15
15
13
12
9
8
7
6
6
7
7
7
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
76
79
81
78
88
77
81
71
62
62
72
77
81
85
84
92
92
84
87
95
96
95
88

Pressure (mb)

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

Ozone (du)

364
361
362
360
358
352
350
349
350
350
349
347
345
345
345
345
342
340
337
335
335
335
335
336

Thursday 17

Waning Gibbous 48%

00:13

13:45

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

Sun - Rise: 05:35, Set: 21:49, Transit: 13:41. Moon - Rise: 00:13, Set: 13:45. Civil Dark: 22:34 - 04:50. Nautical Dark: 23:42 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
54
58
88
97
91
86
67
50
39
32
86
88
90
67
54
42
50
59
71
76
81
86
90

Low Clouds (% Sky Obscured)

55
54
58
84
94
88
83
67
50
39
32
47
28
11
15
17
18
16
15
15
20
26
35
31

Medium Clouds (% Sky Obscured)

5
7
16
26
38
30
15
0
0
0
0
13
2
0
2
3
6
11
20
24
22
18
17
21

High Clouds (% Sky Obscured)

0
0
0
0
0
1
2
3
2
1
1
61
76
85
59
32
8
11
19
32
31
33
67
79

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 (%)

19
8
22
6
3
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
16

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
8
9
8
9
9
9
9
8
8
7
7
6
6
6
5
4
4
3
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
20
20
21
21
20
19
20
22
22
22
22
21
21
21
19
19
18
14
14
14
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

79
67
59
53
50
49
51
52
48
48
50
59
64
71
78
80
83
87
87
86
87
80
75
72

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

338
336
333
332
331
332
331
330
329
330
329
329
328
327
326
325
324
323
320
318
316
315
314
314

Friday 18

Third Quarter 36%

00:28

15:13

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:37, Set: 21:48, Transit: 13:42. Moon - Rise: 00:28, Set: 15:13. Civil Dark: 22:33 - 04:52. Nautical Dark: 23:40 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
95
94
91
81
72
63
75

Low Clouds (% Sky Obscured)

30
25
27
27
26
28
31
35
28
26
19
13
6
0
1
2
3
5
9
17
22
23
25
32

Medium Clouds (% Sky Obscured)

12
14
28
46
64
73
79
83
84
82
83
75
63
50
48
49
56
47
45
35
29
23
15
23

High Clouds (% Sky Obscured)

87
91
91
95
100
100
100
100
100
100
100
100
100
100
100
100
100
95
94
91
67
38
10
42

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
31
18
23
26
26
24
23
34
41
43
35
22
1
1
0
0
28
24
27
24
19
3
14

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

Chance of Frost

Temperature (°C)

18
19
21
22
23
24
24
24
25
24
22
21
20
19
17
17
16
16
15
15
15
16
17
18

Feels Like (°C)

17
17
18
18
19
19
25
25
24
24
24
24
20
19
19
18
17
17
14
14
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

64
57
51
48
45
43
42
41
41
45
49
54
62
70
79
85
89
95
95
93
95
87
83
78

Pressure (mb)

1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

313
313
313
314
315
315
316
316
317
318
318
319
319
319
318
320
321
322
322
322
322
322
323
324

Saturday 19

Waning Crescent 34%

00:48

16:45

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 OK
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:38, Set: 21:46, Transit: 13:42. Moon - Rise: 00:48, Set: 16:45. Civil Dark: 22:32 - 04:53. Nautical Dark: 23:38 - 03:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
99
99
100
100
100
100
100
92
84
76
65
44
29
52
76
100

Low Clouds (% Sky Obscured)

36
46
51
48
47
45
42
43
29
20
9
7
6
4
20
36
54

Medium Clouds (% Sky Obscured)

32
47
49
48
47
47
47
47
35
29
21
24
24
29
27
22
18

High Clouds (% Sky Obscured)

69
96
97
98
100
100
100
100
87
74
62
45
28
16
47
75
100

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 (%)

16
17
23
24
22
33
39
36
34
31
29
25
16
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
22
24
25
26
27
27
27
27
27
26
25
24
23
21
21
20

Feels Like (°C)

19
19
20
21
21
22
28
27
27
27
27
27
24
24
23
23
22

Dew Point (°C)

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

Relative Humidity (%)

68
60
53
49
45
42
42
42
42
46
51
55
58
59
61
62
64

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

323
322
321
319
318
316
315
314
312
311
310
308
307
306
306
305
305

Forecast for Frankhuis, Gemeente Zwolle, Netherlands (52.52,6.08)

Generated: 13/07/25 09:53:14. Forecast: 13/07/25 to 19/07/25. Timezone: UTC+2.00