Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 9

Waning Crescent 1%

06:01

19:43

22 Bad
23 Bad
00 Bad
01 OK
02 OK
03 OK
04 OK
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

Sun - Rise: 07:06, Set: 20:05, Transit: 13:36. Moon - Rise: 06:01, Set: 19:43. Civil Dark: 20:40 - 06:32. Nautical Dark: 21:21 - 05:50. Astro Dark: 22:09 - 05:06

Total Clouds (% Sky Obscured)

65
65
41
27
40
38
41
63
67
59
65
81
76
75
84
72
90
92
91
85
70
76
100
100

Low Clouds (% Sky Obscured)

30
25
28
27
40
38
41
63
67
59
65
71
65
67
68
68
62
65
60
47
39
36
3
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
13
15
15
27
28
33
27
17
11
6
8
12
12

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
8
50
57
52
49
48
100
99

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
1
0
0
0
0
0
0
0
0
0
0
0
4
12
2
2
1
1
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
6
5
4
4
4
4
3
3
3
4
5
7
8
9
9
8
9
8
6
5
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
12
12
12
12
12
10
10
9
11
13
14
16
16
17
17
17
18
18
18
16
14

Dew Point (°C)

12
11
10
9
9
9
8
8
7
7
7
9
11
11
11
11
9
7
8
8
8
10
9
10

Relative Humidity (%)

89
89
89
86
86
86
83
83
77
75
76
77
74
69
65
59
50
45
47
48
46
58
63
70

Pressure (mb)

1017
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1019
1019
1018
1018
1018
1017
1017
1018

Ozone (du)

336
336
332
331
330
329
330
329
329
330
329
327
325
322
320
317
315
314
313
314
313
314
315
314

Thursday 10

Waning Crescent 0%

07:25

19:55

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
17 Bad
18 Bad
19 Bad
20 OK
21 Bad

Sun - Rise: 07:08, Set: 20:03, Transit: 13:36. Moon - Rise: 07:25, Set: 19:55. Civil Dark: 20:37 - 06:34. Nautical Dark: 21:19 - 05:52. Astro Dark: 22:06 - 05:08

Total Clouds (% Sky Obscured)

73
100
100
100
100
100
100
100
100
98
97
100
100
89
87
87
84
88
81
48
52
45
24
64

Low Clouds (% Sky Obscured)

34
47
45
54
37
26
6
50
96
88
82
99
100
89
78
79
69
75
68
21
22
18
18
29

Medium Clouds (% Sky Obscured)

6
0
0
13
75
92
94
100
100
98
92
27
30
20
18
16
19
17
20
9
8
10
0
0

High Clouds (% Sky Obscured)

30
100
100
100
100
100
100
100
13
13
0
0
0
0
1
1
0
1
2
1
3
1
1
19

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
8
8
8
7
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
1
3
19
40
32
30
23
32
42
39
39
38
29
19
14
14
22
5
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)

3
4
5
5
6
6
6
6
6
7
8
8
9
10
10
11
11
10
9
8
8
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
10
10
11
11
10
9
9
11
12
12
12
11
12
12
12
11
11
11
12
14
15
14

Relative Humidity (%)

73
76
79
83
83
84
83
77
79
92
89
87
83
79
78
71
72
63
60
60
64
75
87
92

Pressure (mb)

1017
1018
1017
1017
1017
1017
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019
1019
1020
1021
1022

Ozone (du)

314
315
315
314
313
315
315
316
316
319
325
324
322
320
318
316
315
313
309
311
314
316
318
317

Friday 11

New Moon 2%

08:46

20:06

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

Sun - Rise: 07:09, Set: 20:01, Transit: 13:35. Moon - Rise: 08:46, Set: 20:06. Civil Dark: 20:35 - 06:35. Nautical Dark: 21:16 - 05:54. Astro Dark: 22:03 - 05:10

Total Clouds (% Sky Obscured)

78
68
65
62
48
22
61
48
33
48
43
41
55
77
78
80
91
88
86
90
95
100
100
100

Low Clouds (% Sky Obscured)

37
32
41
35
28
13
44
39
33
30
25
21
39
42
47
31
30
31
29
35
55
23
45
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
4
0
2
42
39
61
26
36
75
80
79
49

High Clouds (% Sky Obscured)

20
15
10
20
15
9
25
13
2
20
25
25
26
53
52
54
61
43
42
64
85
62
50
52

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
2
38
100
100
100
96
63
91
5
1
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
2
3
22
26

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)

4
4
3
3
3
3
3
3
4
4
5
6
7
8
9
10
11
11
11
12
9
7
6
6

Chance of Frost

Temperature (°C)

15
15
14
14
13
13
12
11
11
11
11
13
16
18
19
20
21
21
21
21
20
19
18
17

Feels Like (°C)

15
14
14
14
13
13
13
10
11
11
9
12
14
17
18
18
19
18
18
18
18
18
17
17

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
90
92
92
93
91
93
95
95
89
77
65
56
51
48
46
47
51
57
62
71
79

Pressure (mb)

1022
1022
1022
1023
1023
1023
1022
1022
1022
1022
1022
1023
1023
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

316
318
314
310
306
303
300
297
296
294
293
293
294
295
294
295
295
295
296
296
296
297
297
298

Saturday 12

Waxing Crescent 7%

10:06

20:18

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:11, Set: 19:58, Transit: 13:35. Moon - Rise: 10:06, Set: 20:18. Civil Dark: 20:33 - 06:37. Nautical Dark: 21:14 - 05:56. Astro Dark: 21:57 - 05:12

Total Clouds (% Sky Obscured)

100
99
98
96
95
93
91
94
97
99
99
100
100
99
98
97
98
98
90
91
96
85
52
49

Low Clouds (% Sky Obscured)

43
45
57
63
68
73
80
76
39
34
57
71
67
38
63
79
83
84
78
79
89
74
38
35

Medium Clouds (% Sky Obscured)

25
20
90
19
24
28
27
55
93
92
94
97
100
55
21
18
19
18
17
16
22
17
14
12

High Clouds (% Sky Obscured)

95
95
85
84
74
64
57
69
80
93
96
98
100
80
53
35
53
75
64
48
25
4
6
11

ISS Passover

Visibility (miles)

9
8
6
9
9
9
9
9
9
9
9
9
7
9
9
9
4
8
8
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
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

22
32
45
17
7
8
9
27
27
39
47
57
68
53
51
54
60
49
37
33
31
9
6
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
87
95
95
93
93
93
95
98
96
93
89
78
69
63
72
77
77
77
80
84
86
92

Pressure (mb)

1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020

Ozone (du)

299
299
300
301
300
300
300
300
301
303
304
304
304
306
308
309
309
309
309
308
310
311
309
306

Sunday 13

Waxing Crescent 13%

11:25

20:33

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

Sun - Rise: 07:13, Set: 19:56, Transit: 13:34. Moon - Rise: 11:25, Set: 20:33. Civil Dark: 20:30 - 06:39. Nautical Dark: 21:11 - 05:58. Astro Dark: 21:55 - 05:14

Total Clouds (% Sky Obscured)

47
51
54
54
59
66
75
79
72
86
91
89
86
84
81
79
62
45
28
23
20
20
24
32

Low Clouds (% Sky Obscured)

36
37
42
43
48
53
58
58
52
49
40
35
33
29
29
29
28
30
28
23
20
20
21
24

Medium Clouds (% Sky Obscured)

8
7
7
6
7
7
7
5
2
0
2
3
4
19
34
48
33
17
2
1
0
0
0
0

High Clouds (% Sky Obscured)

16
13
8
2
27
53
75
68
50
47
51
65
77
71
65
59
41
22
3
2
2
1
10
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 (%)

3
3
4
2
4
5
3
5
6
3
3
4
1
6
7
1
4
3
0
1
1
0
1
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
7
7
7
7
7
6
6
6
6
7
8
8
10
10
10
10
9
9
9
7
6
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
18
17
17
17
17
17
16
17
16
15
15
16
16
17
17
24
23
22
23
24
24
19

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
92
92
90
90
89
92
90
82
74
69
61
53
47
45
42
40
47
54
62
64

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

303
301
300
298
297
294
292
291
290
290
289
287
285
284
282
281
280
279
279
278
277
276
275
276

Monday 14

Waxing Crescent 21%

12:43

20:51

22 OK
23 OK
00 OK
01 OK
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 OK
20 OK
21 OK

Sun - Rise: 07:14, Set: 19:54, Transit: 13:34. Moon - Rise: 12:43, Set: 20:51. Civil Dark: 20:28 - 06:40. Nautical Dark: 21:09 - 06:00. Astro Dark: 21:52 - 05:16

Total Clouds (% Sky Obscured)

39
41
46
48
62
76
91
94
97
100
99
98
97
82
67
54
65
73
78
65
53
40
33
27

Low Clouds (% Sky Obscured)

24
25
23
24
24
27
26
29
28
30
34
38
33
34
40
42
54
66
75
62
50
35
29
24

Medium Clouds (% Sky Obscured)

0
0
0
0
1
1
2
9
17
24
38
49
59
47
33
20
14
9
1
1
2
2
3
3

High Clouds (% Sky Obscured)

29
26
22
18
44
65
85
90
96
100
90
80
75
53
28
7
8
8
10
7
5
3
2
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
3
5
14
20
23
57
82
95
77
54
5
12
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1
0.6
0.3
0
0
0

Wind Speed/Direction (mph)

4
5
5
6
6
7
7
7
7
7
8
9
10
12
12
12
12
11
9
8
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
68
71
73
77
79
81
85
87
90
93
85
78
72
67
63
58
57
56
56
61
69
76
81

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019

Ozone (du)

276
276
278
279
280
280
281
281
281
281
280
279
277
276
273
271
269
269
269
269
272
275
278
278

Tuesday 15

Waxing Crescent 30%

13:59

21:16

22 OK
23 OK
00 OK
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 Bad

Sun - Rise: 07:16, Set: 19:51, Transit: 13:34. Moon - Rise: 13:59, Set: 21:16. Civil Dark: 20:25 - 06:42. Nautical Dark: 21:06 - 06:01. Astro Dark: 21:49 - 05:18

Total Clouds (% Sky Obscured)

22
23
28
32
35
37
36
42
48
59
56
57
50
57
64
70

Low Clouds (% Sky Obscured)

14
13
12
20
21
21
17
18
18
21
21
26
26
29
32
32

Medium Clouds (% Sky Obscured)

4
4
4
4
4
5
6
5
5
4
7
10
13
15
17
19

High Clouds (% Sky Obscured)

0
0
0
0
6
13
18
31
45
55
30
15
0
8
16
24

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
10
11
10
9
7
7
4
6
1
17
20
18
22
24
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
13
13
12
12
11
11
10
9
8
7
5
5

Relative Humidity (%)

85
90
89
89
89
86
84
83
80
79
78
66
56
47
43
38

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

277
277
276
274
273
273
273
273
274
274
274
275
276
277
278
278

Forecast for Utrecht, Gemeente Utrecht, Netherlands (52.09,5.12)

Generated: 09/09/26 22:00:16. Forecast: 09/09/26 to 15/09/26. Timezone: UTC+2.00