Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waxing Gibbous 59%

17:00

23:31

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 OK
14 OK
15 Bad
16 OK

Sun - Rise: 07:23, Set: 19:45, Transit: 13:32. Moon - Rise: 17:00, Set: 23:31. Civil Dark: 20:19 - 06:49. Nautical Dark: 20:59 - 06:08. Astro Dark: 21:42 - 05:26

Total Clouds (% Sky Obscured)

100
99
98
100
96
99
100
100
100
90
55
63
75
100
100
73
62
70
100
47
30
36
44
40

Low Clouds (% Sky Obscured)

89
76
58
33
56
37
37
42
42
33
33
24
26
28
28
29
32
40
76
47
30
36
37
34

Medium Clouds (% Sky Obscured)

86
85
98
69
48
88
60
96
98
20
17
16
3
4
15
3
3
0
0
0
0
0
13
7

High Clouds (% Sky Obscured)

60
73
89
61
88
83
100
100
100
15
0
17
38
100
100
73
60
65
71
4
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
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
13
42
42
44
41
35
33
32
26
21
22
6
7
8
8
20
13
2
2
1
1
3
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)

21
20
19
18
17
17
18
17
15
16
12
10
12
13
12
13
15
16
17
17
18
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
16
16
17
16
16
16
17
16
16
16
16
15
13
13
13
12
10
9
9
8
8
8
8

Relative Humidity (%)

82
81
82
86
86
86
86
86
86
86
88
89
87
83
82
81
74
66
60
60
53
53
55
57

Pressure (mb)

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

Ozone (du)

290
291
292
293
293
294
293
293
295
295
296
293
292
291
293
293
296
299
301
302
304
305
306
307

Sunday 20

Waxing Gibbous 68%

17:35

00:41

17 OK
18 OK
19 OK
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
15 Bad
16 Bad

Sun - Rise: 07:24, Set: 19:42, Transit: 13:32. Moon - Rise: 17:35, Set: 00:41. Civil Dark: 20:16 - 06:50. Nautical Dark: 20:57 - 06:10. Astro Dark: 21:39 - 05:28

Total Clouds (% Sky Obscured)

27
18
14
63
89
68
94
61
87
100
95
69
60
72
86
77
97
100
95
82
69
70
89
84

Low Clouds (% Sky Obscured)

27
18
14
22
21
32
26
30
46
58
62
32
41
24
18
3
20
35
36
37
36
39
46
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
4
14
10
15
18
17
22
27
21
20
16
13
16
19

High Clouds (% Sky Obscured)

0
2
1
51
85
37
85
40
65
100
75
45
7
1
25
36
85
100
70
30
25
5
20
20

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 (%)

2
0
0
0
0
0
0
2
0
0
0
0
2
0
1
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)

16
14
12
9
7
7
7
7
7
6
6
7
7
7
6
6
7
10
11
10
9
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
9
9
8
8
8
8
8
8
8
8
8
8
9
10
10
10
9
9
9
9
9
9

Relative Humidity (%)

58
62
65
68
70
71
71
70
70
70
70
68
67
70
74
80
74
65
62
59
56
54
54
56

Pressure (mb)

1025
1026
1027
1027
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1031
1031
1031
1031
1031
1030

Ozone (du)

303
299
296
293
292
291
290
291
292
291
291
289
287
284
282
281
279
278
275
273
273
273
273
272

Monday 21

Waxing Gibbous 77%

17:59

01:56

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
15 Bad
16 Bad

Sun - Rise: 07:26, Set: 19:40, Transit: 13:32. Moon - Rise: 17:59, Set: 01:56. Civil Dark: 20:14 - 06:52. Nautical Dark: 20:54 - 06:12. Astro Dark: 21:37 - 05:30

Total Clouds (% Sky Obscured)

67
93
80
88
100
100
94
94
94
85
87
89
92
91
88
93
71
77
85
89
94
92
90
88

Low Clouds (% Sky Obscured)

26
70
53
55
91
100
91
92
91
75
78
88
88
86
85
84
68
75
85
87
90
86
81
77

Medium Clouds (% Sky Obscured)

18
88
48
78
94
82
13
18
9
4
10
1
4
3
2
10
1
1
0
2
10
14
18
20

High Clouds (% Sky Obscured)

6
6
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

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
4
1
3
5
3
4
4
12
1
0
3
15

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
10
11
10
9
8
8
9
9
10
11
12
13
14
14
15
15
16
16
16
15
15
15

Relative Humidity (%)

59
63
68
78
75
67
62
61
64
66
72
72
77
82
89
89
89
86
82
78
76
71
70
70

Pressure (mb)

1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028

Ozone (du)

272
272
272
273
274
274
274
274
274
274
274
274
275
276
275
274
274
274
274
275
274
274
273
275

Tuesday 22

Waxing Gibbous 85%

18:18

03:13

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
15 Bad
16 Bad

Sun - Rise: 07:28, Set: 19:38, Transit: 13:31. Moon - Rise: 18:18, Set: 03:13. Civil Dark: 20:12 - 06:54. Nautical Dark: 20:52 - 06:14. Astro Dark: 21:34 - 05:32

Total Clouds (% Sky Obscured)

86
84
82
82
83
80
86
90
94
94
95
96
97
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
72
71
67
63
62
65
67
70
69
71
69
66
63
60
65
70
72
73
78
85
73
45
39

Medium Clouds (% Sky Obscured)

13
8
4
5
4
5
5
5
3
3
6
6
7
11
16
16
20
20
18
16
17
21
30
92

High Clouds (% Sky Obscured)

19
19
9
2
2
5
11
18
35
31
37
34
46
58
88
98
99
98
88
96
100
100
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 (%)

13
3
15
7
18
8
4
14
2
3
2
13
1
3
0
1
1
2
5
5
1
3
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
81
83
86
86
87
87
89
89
90
89
89
87
87
87
86
83
81
78
73
71
64
58
57

Pressure (mb)

1028
1028
1027
1028
1028
1028
1028
1027
1027
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1023
1023
1022
1022
1021

Ozone (du)

276
277
279
279
279
279
279
278
278
279
278
278
279
280
280
281
281
280
279
278
278
277
277
279

Wednesday 23

Waxing Gibbous 92%

18:32

04:31

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
15 Bad
16 OK

Sun - Rise: 07:29, Set: 19:35, Transit: 13:31. Moon - Rise: 18:32, Set: 04:31. Civil Dark: 20:09 - 06:55. Nautical Dark: 20:49 - 06:15. Astro Dark: 21:31 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
98
96
94
76
56
52
74
88
92
90
88
86
72
73
71
71
71
66
59
54
47

Low Clouds (% Sky Obscured)

44
51
40
51
62
71
56
42
50
66
81
87
84
83
84
72
69
66
57
49
39
33
33
27

Medium Clouds (% Sky Obscured)

28
26
24
24
26
27
25
20
13
13
14
12
10
8
8
0
0
0
1
2
3
0
0
0

High Clouds (% Sky Obscured)

100
100
100
61
25
0
1
2
3
2
1
0
3
2
4
23
29
30
24
18
13
14
15
13

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
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

Precipitation Probability (%)

13
16
14
69
94
95
87
57
3
30
38
32
22
19
19
19
22
18
16
14
4
9
6
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
8
7
7
7
13
15
14
14
14
16
18
19
17
15
14
6
6
6
7
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
18
17
16
13
12
12
13
12
11
10
10
11
11
12
11
12
12
13
13
13
16
15

Dew Point (°C)

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

Relative Humidity (%)

58
64
70
73
76
83
77
74
74
74
69
62
60
59
59
64
62
63
62
58
54
50
52
52

Pressure (mb)

1020
1020
1019
1019
1019
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

279
280
283
288
293
298
302
306
307
307
306
307
306
305
303
303
302
301
300
299
298
297
297
296

Thursday 24

Waxing Gibbous 96%

18:44

05:50

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

Sun - Rise: 07:31, Set: 19:33, Transit: 13:31. Moon - Rise: 18:44, Set: 05:50. Civil Dark: 20:07 - 06:57. Nautical Dark: 20:47 - 06:17. Astro Dark: 21:29 - 05:36

Total Clouds (% Sky Obscured)

46
46
47
57
66
74
71
72
71
57
43
27
38
51
63
66
72
80
67
54
37
35
33
33

Low Clouds (% Sky Obscured)

18
11
5
7
9
16
22
28
34
29
21
15
13
11
9
14
19
23
16
7
0
8
13
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
7
10
16
17
19
13
8
0
0
0
0

High Clouds (% Sky Obscured)

20
27
38
44
66
74
71
72
71
57
43
19
21
25
29
36
43
46
50
47
37
29
16
4

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 (%)

2
5
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
16
10
11
11
11
11
10
10
11
11
11
11
12
12
12
13
14
15
16
19
19

Dew Point (°C)

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

Relative Humidity (%)

53
61
68
76
78
79
80
83
83
83
83
83
83
84
84
86
77
70
64
61
58
56
56
57

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

295
293
292
290
289
288
287
286
285
284
284
284
284
284
283
283
283
282
282
282
282
282
282
282

Friday 25

Waxing Gibbous 99%

18:55

07:09

17 OK
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

Sun - Rise: 07:33, Set: 19:30, Transit: 13:30. Moon - Rise: 18:55, Set: 07:09. Civil Dark: 20:04 - 06:59. Nautical Dark: 20:44 - 06:19. Astro Dark: 21:26 - 05:37

Total Clouds (% Sky Obscured)

47
56
67
68
70
76
81
86
90
85
78
72
70
68
67
53
40
25
34
40
48

Low Clouds (% Sky Obscured)

19
20
16
14
12
11
20
31
45
39
37
33
34
34
35
30
23
18
24
30
37

Medium Clouds (% Sky Obscured)

9
17
26
26
26
26
19
13
8
8
7
5
5
4
4
4
3
3
5
8
8

High Clouds (% Sky Obscured)

29
56
67
68
70
67
48
31
14
14
15
20
19
17
20
18
11
5
7
8
7

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
26
44
59
64
56
33
51
49
30
43
44
37
53
46
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.3
0.2
0
0.2
0.2
0
0
0
0
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
19
19
14
14
14
14
15
15
12
12
12
12
12
12
11
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

58
64
73
82
85
87
89
89
89
87
86
84
83
83
83
83
75
69
61
59
56

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1019
1019

Ozone (du)

282
282
282
282
282
283
283
284
284
285
285
284
284
284
285
285
285
286
286
286
287

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

Generated: 19/09/26 17:46:05. Forecast: 19/09/26 to 25/09/26. Timezone: UTC+2.00