Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 13

Waxing Crescent 7%

No Rise

20:21

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 OK
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:15, Set: 20:01, Transit: 13:37. Moon - Rise: No Rise, Set: 20:21. Civil Dark: 20:35 - 06:41. Nautical Dark: 21:15 - 06:00. Astro Dark: 21:59 - 05:17

Total Clouds (% Sky Obscured)

100
100
100
100
79
94
56
49
44
64
81
70
59
72
28
44
46
70
75
89
100
100
96
86

Low Clouds (% Sky Obscured)

86
78
87
43
60
66
41
31
27
59
73
70
47
15
15
10
12
30
43
49
45
46
54
32

Medium Clouds (% Sky Obscured)

100
100
94
38
33
83
23
21
14
6
13
0
0
6
5
44
12
16
3
7
4
7
10
4

High Clouds (% Sky Obscured)

100
100
35
43
0
0
0
1
0
0
0
9
29
62
5
35
23
28
27
59
100
100
83
71

ISS Passover

Visibility (miles)

6
1
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
2
100
100
100
100
96
72
100
100

Precipitation Type

Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
29
33
48
35
41
34
8
2
0
0
1
0
0
0
0
2
0
0
0
0
0
0

Precipitation Amount (mm)

0.7
1.9
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
10
6
7
8
10
9
8
6
4
3
2
2
1
2
2
3
4
4
3
4
4
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
18
20
19
20
20
19
20
21
20
19
18
17
17
17
17
15
14
13
14
13
13
15
17

Dew Point (°C)

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

Relative Humidity (%)

89
93
96
93
80
76
74
71
75
81
78
78
78
82
86
89
87
89
87
89
90
89
85
82

Pressure (mb)

1020
1020
1020
1021
1020
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024

Ozone (du)

297
294
300
307
310
307
304
301
300
298
298
298
298
295
291
287
285
285
284
284
284
283
282
281

Monday 14

Waxing Crescent 13%

11:27

20:36

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

Sun - Rise: 07:17, Set: 19:58, Transit: 13:37. Moon - Rise: 11:27, Set: 20:36. Civil Dark: 20:32 - 06:43. Nautical Dark: 21:13 - 06:02. Astro Dark: 21:56 - 05:19

Total Clouds (% Sky Obscured)

94
84
95
90
72
58
50
51
37
57
51
62
66
68
64
75
49
41
35
32
43
37
30
37

Low Clouds (% Sky Obscured)

66
64
90
84
68
50
20
33
8
4
0
13
17
28
21
56
27
28
29
28
28
26
22
18

Medium Clouds (% Sky Obscured)

1
4
8
11
11
8
9
12
11
15
7
8
7
7
7
6
4
1
0
0
5
6
6
8

High Clouds (% Sky Obscured)

80
63
22
2
2
0
0
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
0
2

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 (%)

34
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
22
31

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 (%)

14
19
24
18
5
2
1
0
0
0
3
3
15
17
6
2
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
7
8
9
9
9
8
6
5
4
5
5
6
6
7
7
6
6
6
6
6
7
9

Chance of Frost

Temperature (°C)

19
21
22
23
23
23
23
23
22
20
19
19
19
19
19
18
18
18
18
17
17
17
19
20

Feels Like (°C)

20
21
22
23
23
24
24
24
23
23
22
21
21
21
21
20
19
20
20
19
19
19
20
21

Dew Point (°C)

16
17
17
17
16
16
17
17
17
17
17
17
17
18
18
17
17
17
17
17
17
16
16
16

Relative Humidity (%)

81
75
69
66
64
63
66
68
74
84
86
89
92
93
93
93
90
93
93
95
96
95
86
76

Pressure (mb)

1024
1024
1023
1023
1023
1022
1022
1021
1021
1021
1022
1021
1021
1021
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

281
280
279
278
278
279
282
284
287
287
288
287
287
286
285
284
282
280
279
278
277
278
278
278

Tuesday 15

Waxing Crescent 21%

12:45

20:54

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 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:18, Set: 19:56, Transit: 13:36. Moon - Rise: 12:45, Set: 20:54. Civil Dark: 20:30 - 06:45. Nautical Dark: 21:10 - 06:04. Astro Dark: 21:53 - 05:21

Total Clouds (% Sky Obscured)

97
100
100
100
100
100
98
99
99
99
100
76
58
40
31
0
32
28
38
31
66
67
64
66

Low Clouds (% Sky Obscured)

31
44
42
43
38
33
59
67
53
75
33
22
33
25
29
0
30
25
36
29
35
46
45
52

Medium Clouds (% Sky Obscured)

21
65
60
68
75
89
36
28
27
28
24
18
22
9
0
0
0
0
0
0
30
28
22
15

High Clouds (% Sky Obscured)

92
100
100
100
100
100
10
24
27
71
100
35
14
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

1
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

0
0
0
1
3
24
67
83
50
39
21
6
19
26
32
26
19
23
27
27
37
42
59
80

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

10
11
11
11
11
10
10
8
7
7
7
4
4
3
4
4
4
5
5
5
6
7
8
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
61
59
58
58
60
66
80
85
89
92
92
92
92
89
85
83
86
89
86
87
86
79
72

Pressure (mb)

1017
1017
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

280
281
281
281
282
283
283
283
283
286
289
295
301
301
304
312
314
317
319
322
323
323
322
322

Wednesday 16

Waxing Crescent 30%

14:00

21:19

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
09 Bad
10 Bad

Sun - Rise: 07:20, Set: 19:54, Transit: 13:36. Moon - Rise: 14:00, Set: 21:19. Civil Dark: 20:27 - 06:46. Nautical Dark: 21:08 - 06:06. Astro Dark: 21:51 - 05:23

Total Clouds (% Sky Obscured)

77
90
92
86
77
86
87
73
49
80
41
36
48
74
95
74
71
61
95
89
100
96
91
86

Low Clouds (% Sky Obscured)

67
82
85
76
67
73
72
61
44
65
40
36
38
53
64
48
45
33
74
65
40
77
30
26

Medium Clouds (% Sky Obscured)

17
17
15
14
8
7
9
9
10
7
4
2
9
41
72
21
16
19
18
18
17
14
14
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
14
32
47
45
53
57
61
70
98
85
73
63

ISS Passover

Visibility (miles)

7
5
6
7
9
9
7
5
9
9
9
9
9
9
8
8
9
9
9
9
9
3
8
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

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

Precipitation Probability (%)

83
71
60
55
48
58
67
53
41
49
47
28
50
54
35
40
32
25
37
39
50
49
35
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
12
12
12
11
11
10
9
7
5
5
5
5
5
4
4
4
4
4
5
5
6
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
71
72
71
69
65
73
77
78
83
83
86
87
86
89
87
86
87
89
90
89
90
83
77

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1012
1012
1012
1012
1012

Ozone (du)

323
325
328
330
332
332
331
330
330
328
328
331
332
331
331
324
318
315
313
311
308
308
307
305

Thursday 17

Waxing Crescent 39%

15:10

21:53

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
09 Bad
10 Bad

Sun - Rise: 07:22, Set: 19:51, Transit: 13:36. Moon - Rise: 15:10, Set: 21:53. Civil Dark: 20:25 - 06:48. Nautical Dark: 21:05 - 06:08. Astro Dark: 21:48 - 05:25

Total Clouds (% Sky Obscured)

91
95
100
100
100
100
98
96
94
85
77
69
75
81
87
85
84
82
83
83
83
78
74
70

Low Clouds (% Sky Obscured)

45
57
99
95
94
90
81
78
70
62
51
45
46
51
53
54
47
30
23
21
32
45
51
56

Medium Clouds (% Sky Obscured)

91
95
99
99
87
15
18
78
19
85
77
69
75
81
87
85
84
82
83
83
83
68
41
13

High Clouds (% Sky Obscured)

75
88
100
60
67
92
77
47
15
15
10
15
10
10
15
16
17
12
7
10
10
12
19
22

ISS Passover

Visibility (miles)

9
9
6
9
9
9
9
9
9
9
9
9
9
4
8
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
Very Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
49
46
38
40
48
52
67
68
69
73
69
80
78
50
43
35
29
26
24
21
29
32
35

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
13
12
13
13
13
12
13
13
12
12
12
12
14
14
14
14
14
13
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

71
68
68
67
55
61
62
66
72
78
79
79
80
87
87
86
86
83
82
82
82
80
76
74

Pressure (mb)

1011
1011
1011
1010
1010
1009
1009
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009

Ozone (du)

304
303
306
311
307
307
307
305
307
306
306
306
305
302
301
302
304
307
309
308
307
306
308
309

Friday 18

First Quarter 49%

16:10

22:39

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
09 Bad
10 Bad

Sun - Rise: 07:23, Set: 19:49, Transit: 13:35. Moon - Rise: 16:10, Set: 22:39. Civil Dark: 20:23 - 06:50. Nautical Dark: 21:03 - 06:09. Astro Dark: 21:45 - 05:27

Total Clouds (% Sky Obscured)

64
59
54
59
62
65
71
77
84
88
94
100
100
100
100
100
100
100
90
81
74
73
69
62

Low Clouds (% Sky Obscured)

56
56
54
58
61
65
51
33
22
34
49
63
70
76
82
87
91
97
77
60
49
56
55
60

Medium Clouds (% Sky Obscured)

9
7
4
3
2
0
3
6
5
36
69
98
81
65
50
40
31
20
21
21
21
18
13
10

High Clouds (% Sky Obscured)

17
8
0
1
1
2
25
47
70
79
90
100
100
99
100
91
87
83
79
76
68
62
56
17

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

35
31
29
28
23
16
13
11
10
13
16
20
20
21
22
40
54
66
63
57
53
45
36
29

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
17
17
17
17
17
17
16
16
16
16
16
16
16
17
17
17
17
17
17
17
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
66
63
59
58
56
56
59
63
66
68
70
73
73
74
75
79
82
86
83
82
81
73
65

Pressure (mb)

1009
1010
1010
1010
1010
1010
1011
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1008
1008
1009
1009
1010
1010
1011

Ozone (du)

311
307
303
300
300
300
300
299
298
297
297
296
296
295
293
292
290
288
286
285
283
282
283
284

Saturday 19

Waxing Gibbous 59%

16:58

23:38

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

Sun - Rise: 07:25, Set: 19:47, Transit: 13:35. Moon - Rise: 16:58, Set: 23:38. Civil Dark: 20:20 - 06:51. Nautical Dark: 21:00 - 06:11. Astro Dark: 21:42 - 05:29

Total Clouds (% Sky Obscured)

55
50
49
62
79
94
97
98
100
89
78
66
65
63
61
61
60
59
57
57
62

Low Clouds (% Sky Obscured)

48
35
20
42
67
91
73
60
47
46
42
40
50
51
49
59
60
59
57
55
50

Medium Clouds (% Sky Obscured)

13
16
19
29
34
35
38
31
30
24
19
14
12
15
16
20
23
25
37
43
62

High Clouds (% Sky Obscured)

10
12
14
14
17
19
49
77
99
81
57
31
21
14
16
12
9
6
5
4
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

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

Precipitation Probability (%)

28
25
17
34
42
45
50
52
52
38
24
3
4
3
0
8
11
8
24
31
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
17
17
17
16
16
15
14
13
12
11
10
8
9
9
9
8
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
15
15
16
16
15
15
15
15
14
15
16
15
15
15
15
15
14
15
14

Dew Point (°C)

10
10
10
10
10
10
10
10
10
10
11
11
11
11
10
10
10
10
9
10
9

Relative Humidity (%)

59
57
54
53
54
54
56
56
57
58
61
62
65
65
65
65
66
66
66
68
69

Pressure (mb)

1012
1012
1013
1013
1014
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1019
1019
1020
1020
1021

Ozone (du)

284
285
287
288
289
290
291
290
289
287
287
286
286
286
286
286
285
284
284
283
283

Forecast for Capelle-West, Gemeente Capelle aan den IJssel, Netherlands (51.92,4.57)

Generated: 13/09/26 11:18:21. Forecast: 13/09/26 to 19/09/26. Timezone: UTC+2.00