Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 4

Third Quarter 51%

23:05

16:29

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
20 Bad
21 Bad
22 Bad
23 OK
00 OK

Sun - Rise: 06:56, Set: 20:19, Transit: 13:38. Moon - Rise: 23:05, Set: 16:29. Civil Dark: 20:54 - 06:21. Nautical Dark: 21:37 - 05:38. Astro Dark: 22:24 - 04:51

Total Clouds (% Sky Obscured)

98
99
97
100
97
100
100
100
97
96
98
98
100
100
100
100
100
100
100
100
100
56
23
24

Low Clouds (% Sky Obscured)

84
87
91
85
87
91
88
88
85
89
89
81
77
88
82
47
34
38
44
9
0
14
16
24

Medium Clouds (% Sky Obscured)

9
39
6
9
21
42
29
29
71
28
34
25
48
40
100
75
100
81
90
98
94
2
6
0

High Clouds (% Sky Obscured)

98
99
97
92
73
85
95
96
16
55
53
41
88
100
80
94
100
100
100
100
99
45
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
4
9
5
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
9
0
21
11
9
26
41
35
71
85
71
84
66
38
29
18
15
4
2
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
0.3
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
14
13
14
15
14
16
17
18
20
19
18
18
14
13
13
12
12
10
8
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

20
18
18
18
18
17
17
18
18
17
19
19
19
18
17
17
16
14
14
12
11
10
10
10

Relative Humidity (%)

95
89
88
91
89
86
86
88
86
80
85
86
85
86
84
85
77
72
72
68
62
62
63
67

Pressure (mb)

1014
1014
1013
1013
1012
1012
1011
1010
1010
1010
1009
1010
1010
1010
1010
1011
1011
1012
1012
1013
1014
1014
1015
1015

Ozone (du)

290
287
286
285
286
285
285
287
290
290
291
292
293
293
295
297
296
297
300
304
311
321
325
324

Saturday 5

Waning Crescent 39%

00:10

17:34

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

Sun - Rise: 06:58, Set: 20:17, Transit: 13:37. Moon - Rise: 00:10, Set: 17:34. Civil Dark: 20:52 - 06:23. Nautical Dark: 21:35 - 05:40. Astro Dark: 22:21 - 04:54

Total Clouds (% Sky Obscured)

29
16
21
30
25
26
34
77
66
78
75
73
71
72
85
70
59
42
28
15
29
49
38
61

Low Clouds (% Sky Obscured)

29
16
21
30
25
26
30
40
46
78
75
73
71
72
77
70
55
42
19
11
18
11
11
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
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
48
20
20
15
20
11
4
54
9
13
1
0
0
6
35
27
45

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
1
0
2
14
15
14
16
14
3
3
2
1
11
3
10
2
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
8
8
8
8
8
8
9
11
13
13
12
13
14
13
12
11
11
9
6
5
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
11
11
12
12
12
10
10
10
10
11
12
12
11
10
11
11
11
10
10

Relative Humidity (%)

68
69
72
73
74
76
80
80
74
67
61
59
56
56
58
64
66
61
59
71
78
80
82
81

Pressure (mb)

1015
1015
1016
1016
1016
1017
1017
1018
1019
1019
1020
1021
1021
1022
1022
1023
1024
1024
1024
1024
1025
1025
1026
1026

Ozone (du)

325
327
326
326
326
325
325
324
323
321
319
318
316
311
309
306
304
303
302
301
299
299
298
297

Sunday 6

Waning Crescent 28%

No Rise

18:21

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

Sun - Rise: 06:59, Set: 20:15, Transit: 13:37. Moon - Rise: No Rise, Set: 18:21. Civil Dark: 20:50 - 06:25. Nautical Dark: 21:32 - 05:42. Astro Dark: 22:18 - 04:56

Total Clouds (% Sky Obscured)

53
59
79
50
73
62
43
41
47
52
50
47
59
60
47
59
100
94
99
76
58
36
40
45

Low Clouds (% Sky Obscured)

2
12
19
28
29
34
25
18
7
0
0
0
0
0
0
0
2
18
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
5
5
10
14
17
15
16
22
19
20
20
24
54
47
54
64
66
52
36
27
12
40
31

High Clouds (% Sky Obscured)

39
35
50
19
22
25
0
2
1
20
17
11
15
37
18
24
82
72
98
76
53
23
32
45

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
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
13
14
16
18
19
20
21
22
22
22
22
21
19
18
17
16
16

Feels Like (°C)

12
11
11
11
13
11
12
13
15
16
16
17
19
19
20
20
20
20
19
18
16
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

83
84
84
86
86
89
87
84
71
63
57
51
48
46
44
44
44
48
57
64
65
65
64
63

Pressure (mb)

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

Ozone (du)

295
296
295
294
293
293
292
291
291
292
290
289
289
289
288
289
289
289
288
287
288
289
289
290

Monday 7

Waning Crescent 18%

01:33

18:52

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 Good
11 OK
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

Sun - Rise: 07:01, Set: 20:13, Transit: 13:37. Moon - Rise: 01:33, Set: 18:52. Civil Dark: 20:47 - 06:26. Nautical Dark: 21:29 - 05:44. Astro Dark: 22:15 - 04:58

Total Clouds (% Sky Obscured)

45
66
82
98
99
83
89
49
25
2
26
79
100
91
80
55
38
51
55
68
57
99
100
100

Low Clouds (% Sky Obscured)

0
0
2
2
0
0
0
0
0
0
0
0
0
8
15
23
19
40
9
29
13
14
16
19

Medium Clouds (% Sky Obscured)

45
66
76
86
85
44
16
11
6
0
6
13
17
11
9
3
3
4
3
2
1
3
6
73

High Clouds (% Sky Obscured)

43
66
82
96
89
59
87
47
24
2
26
79
100
87
73
34
13
20
45
63
45
98
100
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 (%)

11
0
1
0
0
0
0
2
3
0
0
1
2
9
9
6
9
14
0
0
0
2
7
9

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

Chance of Frost

Temperature (°C)

15
15
15
15
16
16
15
16
18
20
22
23
25
26
26
26
25
24
22
20
19
18
18
18

Feels Like (°C)

13
13
13
13
14
13
14
14
18
19
22
23
23
24
24
23
23
23
22
19
19
19
17
17

Dew Point (°C)

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

Relative Humidity (%)

62
67
66
65
60
57
59
63
57
49
44
38
34
33
37
42
44
51
56
67
78
85
85
82

Pressure (mb)

1019
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013

Ozone (du)

290
290
291
293
294
295
297
301
303
303
302
302
302
303
303
304
303
303
301
300
298
297
297
297

Tuesday 8

Waning Crescent 10%

03:03

19:14

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 Good
20 OK
21 OK
22 OK
23 OK
00 OK

Sun - Rise: 07:03, Set: 20:10, Transit: 13:36. Moon - Rise: 03:03, Set: 19:14. Civil Dark: 20:45 - 06:28. Nautical Dark: 21:27 - 05:46. Astro Dark: 22:12 - 05:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
83
55
30
4
10
17
24
27
29

Low Clouds (% Sky Obscured)

22
25
28
39
41
39
35
38
44
47
41
41
29
30
35
38
27
15
3
5
6
7
18
29

Medium Clouds (% Sky Obscured)

86
88
94
100
99
98
98
98
99
100
93
83
75
55
40
23
16
8
0
4
9
19
13
6

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
83
55
30
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
6
4
6
7
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
8
19
9
9
20
5
6
6
9
42
68
78
70
52
31
25
19
12
10
8
3
11
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
85
86
87
90
90
86
77
62
56
63
72
78
66
56
48
50
50
52
55
56
59
64

Pressure (mb)

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

Ozone (du)

297
297
297
296
296
296
296
298
298
299
300
302
308
312
316
319
323
327
332
336
337
337
337
336

Wednesday 9

Waning Crescent 4%

04:33

19:30

01 OK
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 OK
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

Sun - Rise: 07:04, Set: 20:08, Transit: 13:36. Moon - Rise: 04:33, Set: 19:30. Civil Dark: 20:42 - 06:30. Nautical Dark: 21:24 - 05:48. Astro Dark: 22:09 - 05:03

Total Clouds (% Sky Obscured)

30
29
29
29
28
24
27
38
50
61
63
65
67
70
73
76
81
86
91
94
97
100
100
100

Low Clouds (% Sky Obscured)

30
29
29
29
27
19
18
29
39
51
56
61
66
65
62
58
56
55
51
32
17
3
24
40

Medium Clouds (% Sky Obscured)

1
1
1
1
1
0
0
1
2
5
3
3
0
5
12
19
22
22
22
28
30
37
59
78

High Clouds (% Sky Obscured)

0
1
1
2
3
5
6
5
3
1
1
0
0
0
0
0
21
39
59
71
84
100
96
91

ISS Passover

Visibility (miles)

8
7
8
8
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 (%)

17
23
24
23
22
19
12
23
28
32
30
27
24
26
26
26
30
32
32
31
29
26
27
27

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

Chance of Frost

Temperature (°C)

14
13
13
13
12
13
13
13
14
15
17
17
18
18
18
18
17
17
16
15
14
14
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
76
79
81
84
83
83
80
75
68
64
57
51
46
49
53
57
62
68
75
79
83
86
87

Pressure (mb)

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

Ozone (du)

335
334
334
334
334
334
334
334
336
338
339
339
338
337
336
334
333
331
329
327
324
321
318
317

Thursday 10

Waning Crescent 1%

06:01

19:43

Sun - Rise: 07:06, Set: 20:06, Transit: 13:36. Moon - Rise: 06:01, Set: 19:43. Civil Dark: 20:40 - 06:32. Nautical Dark: 21:22 - 05:50. Astro Dark: 22:06 - 05:05

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Kerkelanden, Gemeente Hilversum, Netherlands (52.22,5.15)

Generated: 04/09/26 01:41:28. Forecast: 04/09/26 to 10/09/26. Timezone: UTC+2.00