Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 13

Waning Crescent 36%

01:43

13:10

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

Sun - Rise: 08:41, Set: 16:26, Transit: 12:33. Moon - Rise: 01:43, Set: 13:10. Civil Dark: 17:07 - 08:00. Nautical Dark: 17:51 - 07:16. Astro Dark: 18:32 - 06:34

Total Clouds (% Sky Obscured)

74
100
100
100
100
100
100
100
100
100
100
91
100
12
0
0
0
35
100
100
100
76
66
71

Low Clouds (% Sky Obscured)

67
55
73
84
78
75
63
60
61
56
68
61
60
42
46
30
44
64
60
51
46
41
37
45

Medium Clouds (% Sky Obscured)

1
27
95
98
89
92
90
93
99
64
44
32
7
12
1
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

10
100
100
98
9
10
15
68
25
51
100
13
10
0
0
0
0
0
10
2
2
66
43
26

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
92
92
93
91
92
90
93
95
93
92
89
88
83
81
82
89
100
100
100
100
91
93
93

Pressure (mb)

1023
1023
1024
1024
1024
1025
1025
1026
1026
1027
1027
1028
1028
1028
1027
1027
1027
1027
1027
1028
1028
1027
1027
1026

Ozone (du)

302
303
304
305
308
308
308
306
306
306
308
318
328
337
346
350
341
336
331
330
331
328
326
325

Sunday 14

Waning Crescent 27%

02:55

13:21

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

Sun - Rise: 08:41, Set: 16:26, Transit: 12:34. Moon - Rise: 02:55, Set: 13:21. Civil Dark: 17:07 - 08:00. Nautical Dark: 17:51 - 07:17. Astro Dark: 18:33 - 06:35

Total Clouds (% Sky Obscured)

73
58
33
56
64
81
90
89
100
100
85
90
91
92
96
88
95
89
80
96
78
55
55
48

Low Clouds (% Sky Obscured)

56
40
25
35
41
62
76
74
85
85
73
83
90
92
91
88
90
76
60
85
78
55
47
48

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)

5
5
2
25
34
32
28
66
36
24
15
16
11
20
14
14
13
29
30
17
17
13
42
5

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 (%)

96
100
100
100
100
100
100
100
100
100
97
10
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
94
93
94
94
94
94
93
88
84
81
82
87
87
91
93
93
93
93
93
93
91

Pressure (mb)

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

Ozone (du)

322
319
315
312
307
304
305
301
297
297
297
299
299
299
297
297
297
299
299
300
300
298
297
295

Monday 15

Waning Crescent 19%

04:08

13:32

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

Sun - Rise: 08:42, Set: 16:27, Transit: 12:34. Moon - Rise: 04:08, Set: 13:32. Civil Dark: 17:07 - 08:01. Nautical Dark: 17:51 - 07:17. Astro Dark: 18:33 - 06:36

Total Clouds (% Sky Obscured)

53
56
55
58
60
61
64
60
53
52
46
41
19
0
0
2
3
2
15
5
22
79
85
64

Low Clouds (% Sky Obscured)

53
52
52
56
60
61
64
60
53
52
46
41
19
0
0
0
0
0
0
0
11
29
35
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
3
5
13
43
61
59

High Clouds (% Sky Obscured)

1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
1
0
15
0
5
14
10
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
5
5
5
5
4
4
4
3
3
4
4
4
4
4
4
4
5
5
5
6

Relative Humidity (%)

93
93
91
93
91
90
90
90
90
88
83
76
74
71
70
72
75
78
79
81
84
87
88
93

Pressure (mb)

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

Ozone (du)

295
295
295
297
297
297
298
299
302
303
306
311
316
322
333
348
337
328
322
316
310
302
298
299

Tuesday 16

Waning Crescent 12%

05:22

13:48

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:43, Set: 16:27, Transit: 12:35. Moon - Rise: 05:22, Set: 13:48. Civil Dark: 17:08 - 08:02. Nautical Dark: 17:52 - 07:18. Astro Dark: 18:33 - 06:37

Total Clouds (% Sky Obscured)

51
57
66
87
88
100
83
100
93
82
75
70
71
67
64
63
73
81
92
94
97
91
98
97

Low Clouds (% Sky Obscured)

32
24
23
28
25
12
31
27
27
35
42
28
16
18
11
0
21
42
62
71
80
79
83
78

Medium Clouds (% Sky Obscured)

12
35
38
41
49
26
43
42
40
77
28
25
71
67
64
63
67
67
66
71
73
42
30
31

High Clouds (% Sky Obscured)

7
7
9
64
86
100
21
100
70
33
45
25
40
38
47
43
55
77
36
34
19
29
28
18

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
1
9
12
9
0
0
1
3
3
8
8
6
14
15
3
8
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
94
93
94
91
91
90
88
81
75
68
67
68
73
80
80
82
84
85
90
93
88

Pressure (mb)

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

Ozone (du)

300
299
297
295
293
293
294
295
296
296
298
298
296
298
298
298
301
310
319
315
297
284
277
280

Wednesday 17

Waning Crescent 7%

06:36

14:08

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:44, Set: 16:27, Transit: 12:35. Moon - Rise: 06:36, Set: 14:08. Civil Dark: 17:08 - 08:03. Nautical Dark: 17:52 - 07:19. Astro Dark: 18:33 - 06:37

Total Clouds (% Sky Obscured)

96
96
96
96
75
55
42
59
82
99
100
100
97
99
98
97
93
99
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

72
76
84
92
74
55
39
48
58
65
63
59
56
45
41
34
30
27
19
31
30
48
54
71

Medium Clouds (% Sky Obscured)

33
26
27
21
13
7
0
0
0
0
13
29
44
49
54
59
56
53
46
48
55
58
60
57

High Clouds (% Sky Obscured)

2
1
1
0
0
0
0
32
65
97
98
99
97
95
94
94
93
99
100
100
100
100
67
33

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
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 (%)

3
12
29
25
28
24
6
5
3
5
5
0
0
0
0
0
0
0
2
1
1
13
5
8

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

Chance of Frost

Temperature (°C)

8
8
8
8
9
8
8
8
8
7
7
8
8
8
8
8
8
8
8
8
8
8
8
7

Feels Like (°C)

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

Dew Point (°C)

7
6
6
6
7
7
7
7
7
7
6
7
7
7
7
6
6
6
7
7
7
7
7
7

Relative Humidity (%)

88
84
85
87
88
93
95
96
96
96
93
93
91
88
88
85
88
91
94
96
96
96
96
96

Pressure (mb)

1016
1016
1017
1017
1017
1018
1018
1019
1019
1020
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

295
305
315
337
340
329
323
320
317
318
317
316
318
317
315
313
313
312
311
310
309
308
307
305

Thursday 18

Waning Crescent 3%

07:47

14:36

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:44, Set: 16:27, Transit: 12:36. Moon - Rise: 07:47, Set: 14:36. Civil Dark: 17:08 - 08:03. Nautical Dark: 17:52 - 07:19. Astro Dark: 18:34 - 06:38

Total Clouds (% Sky Obscured)

97
98
99
100
100
100
100
96
98
100
100
100
99
99
99
98
83
72
58
68
75
81
82
84

Low Clouds (% Sky Obscured)

88
89
90
91
85
80
76
74
85
95
80
66
37
17
10
3
7
11
13
11
9
8
15
27

Medium Clouds (% Sky Obscured)

54
58
66
84
89
97
89
65
53
43
30
23
27
21
12
7
9
11
10
13
11
9
9
14

High Clouds (% Sky Obscured)

0
33
67
100
100
100
100
59
81
100
97
94
92
94
96
96
64
34
5
5
4
3
27
54

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

Precipitation Probability (%)

10
25
27
24
71
95
95
23
33
41
32
21
1
3
4
0
0
1
0
0
0
1
23
40

Precipitation Amount (mm)

0
0
0
0
0.3
0.6
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
4
5
5
4
4
4
4
4
3
3
4
3
6
6
6
6
6
6
6
6
6
6

Dew Point (°C)

7
7
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
5

Relative Humidity (%)

96
98
96
96
96
96
96
96
96
94
94
90
88
84
85
85
87
87
85
87
87
87
87
85

Pressure (mb)

1019
1019
1018
1018
1017
1017
1017
1017
1019
1019
1019
1019
1018
1018
1017
1016
1015
1015
1014
1014
1013
1012
1012
1011

Ozone (du)

303
303
302
301
300
300
298
298
296
293
291
290
288
287
285
282
280
279
279
279
278
277
277
276

Friday 19

Waning Crescent 1%

08:53

15:17

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:45, Set: 16:28, Transit: 12:36. Moon - Rise: 08:53, Set: 15:17. Civil Dark: 17:09 - 08:04. Nautical Dark: 17:53 - 07:20. Astro Dark: 18:34 - 06:38

Total Clouds (% Sky Obscured)

85
85
60
51
49
51
54
67
83
100
100
100
100
100
100
100
100
100
100
88
76
64
67
71

Low Clouds (% Sky Obscured)

35
36
38
39
35
30
30
41
53
70
78
86
97
97
95
90
83
77
69
60
54
49
53
58

Medium Clouds (% Sky Obscured)

15
20
25
30
35
40
39
53
73
93
92
91
89
90
92
93
73
56
52
47
40
29
44
53

High Clouds (% Sky Obscured)

80
80
60
51
49
51
54
67
58
39
62
81
100
100
100
100
100
100
100
70
47
20
25
40

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

Very Light Rain
Very Light Rain
Light Rain
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

Precipitation Probability (%)

58
65
71
81
77
70
57
46
41
38
34
34
34
33
35
36
31
25
10
6
4
0
1
3

Precipitation Amount (mm)

0.2
0.3
0.4
0.5
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
5
5
6
6
6
6
6
6
6
6
6
6
7
7
7
6
6
6
7
7
6
6

Dew Point (°C)

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

Relative Humidity (%)

87
87
88
88
90
90
90
90
88
90
88
90
90
91
91
95
96
96
96
96
96
98
96
96

Pressure (mb)

1011
1010
1010
1010
1009
1009
1009
1009
1010
1010
1011
1011
1011
1012
1012
1013
1013
1014
1014
1015
1015
1016
1016
1016

Ozone (du)

275
275
274
274
274
272
271
269
272
276
279
280
280
281
287
292
298
301
305
309
315
321
327
334

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

Generated: 13/12/25 21:10:01. Forecast: 13/12/25 to 19/12/25. Timezone: UTC+1.00