Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 8

Waning Crescent 34%

00:56

15:16

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

Sun - Rise: 05:30, Set: 21:59, Transit: 13:44. Moon - Rise: 00:56, Set: 15:16. Civil Dark: 22:46 - 04:44. Nautical Dark: 23:58 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
95
86
74
71
58
46
47
34
21
9
3
3
3
14
15
15
25
47
51
62
62
50
39

Low Clouds (% Sky Obscured)

75
86
76
66
63
56
44
39
33
18
8
0
0
0
14
15
15
25
47
51
62
62
50
39

Medium Clouds (% Sky Obscured)

10
30
28
31
7
0
0
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
6
7
3
3
3
3
5
3
3
3
3
3
3
2
1
0
0
0
0
2
0
0

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
1
2
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
2
6
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
10
11
11
11
11
11
11
10
10
9
8
6
5
4
3
3
2
2
2
2
2
2
3

Chance of Frost

Temperature (°C)

21
22
23
23
23
24
25
25
25
24
23
22
20
18
17
16
16
16
15
15
15
16
17
19

Feels Like (°C)

20
21
21
22
22
23
23
23
24
23
22
22
21
20
19
19
18
18
18
17
17
19
20
21

Dew Point (°C)

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

Relative Humidity (%)

66
60
56
53
50
48
47
47
48
50
55
62
76
85
88
90
90
92
93
93
93
87
78
65

Pressure (mb)

1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1019
1019
1019
1019
1019
1020
1019
1020
1020

Ozone (du)

317
317
318
318
318
319
318
318
319
319
318
318
318
319
322
322
321
321
323
323
324
323
321
321

Thursday 9

Waning Crescent 23%

01:15

16:43

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

Sun - Rise: 05:31, Set: 21:58, Transit: 13:44. Moon - Rise: 01:15, Set: 16:43. Civil Dark: 22:45 - 04:45. Nautical Dark: 23:57 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
29
21
29
29
40
37
29
14
41
9
43
85
86
17
45
71
48
48
50
57
39
15
16

Low Clouds (% Sky Obscured)

30
29
21
29
25
26
9
0
0
0
0
0
0
0
0
0
0
15
23
22
22
15
4
13

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)

4
4
4
3
11
14
13
17
12
22
9
20
71
77
16
45
71
48
34
32
46
39
15
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 (%)

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)

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

Chance of Frost

Temperature (°C)

21
22
24
25
26
27
28
27
27
26
24
23
21
19
19
18
17
16
15
15
14
15
17
19

Feels Like (°C)

23
24
25
27
28
28
28
27
27
26
24
24
22
19
19
19
17
16
14
14
15
16
16
19

Dew Point (°C)

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

Relative Humidity (%)

57
50
46
44
42
41
40
41
43
45
50
61
73
78
82
83
86
86
86
84
83
76
65
56

Pressure (mb)

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

Ozone (du)

320
321
322
323
323
323
323
323
324
326
326
325
325
325
326
327
330
331
332
332
332
333
333
333

Friday 10

Waning Crescent 22%

01:44

18:14

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

Sun - Rise: 05:33, Set: 21:58, Transit: 13:44. Moon - Rise: 01:44, Set: 18:14. Civil Dark: 22:44 - 04:46. Nautical Dark: 23:55 - 03:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

36
63
58
56
52
29
61
24
21
20
34
16
4
0
1
1
5
7
7
4
2
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
15
28
36
24
21
20
22
7
4
0
0
0
3
6
7
4
2
0
0
0

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)

36
23
19
28
31
15
47
3
0
0
17
9
0
0
1
1
3
4
2
0
0
0
0
0

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)

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

Chance of Frost

Temperature (°C)

21
23
25
27
28
29
29
29
29
28
26
24
23
21
20
19
18
17
17
16
16
17
18
20

Feels Like (°C)

22
22
25
27
29
29
30
29
28
27
26
25
23
22
22
20
20
19
18
17
18
19
19
22

Dew Point (°C)

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

Relative Humidity (%)

50
45
42
39
38
36
35
36
39
45
54
60
67
70
77
81
86
89
92
92
93
86
76
65

Pressure (mb)

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

Ozone (du)

334
335
336
336
336
336
337
337
337
337
337
337
338
337
335
334
333
333
335
334
334
334
333
333

Saturday 11

Waning Crescent 14%

02:29

19:42

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

Sun - Rise: 05:34, Set: 21:57, Transit: 13:45. Moon - Rise: 02:29, Set: 19:42. Civil Dark: 22:43 - 04:48. Nautical Dark: 23:53 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
9
18
28
21
14
7
3
1
0
0
0
0
2
4
8
8
8
10
9
10
3
3
19

Low Clouds (% Sky Obscured)

0
9
18
28
21
14
7
3
1
0
0
0
0
2
4
8
8
8
8
5
3
0
0
0

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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
3
4
4
10
3
3
19

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)

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

Chance of Frost

Temperature (°C)

23
25
26
28
29
29
29
29
28
27
25
24
22
21
20
18
17
17
16
16
16
17
18
20

Feels Like (°C)

24
26
26
28
29
29
28
28
27
26
24
23
21
20
19
18
17
17
16
15
15
15
16
18

Dew Point (°C)

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

Relative Humidity (%)

54
45
40
35
32
31
31
33
35
41
50
56
61
67
75
82
89
90
89
86
81
73
64
54

Pressure (mb)

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

Ozone (du)

331
331
330
332
332
332
331
333
334
335
334
334
333
334
333
332
332
334
334
333
333
334
338
338

Sunday 12

Waning Crescent 6%

03:34

20:56

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 OK
01 Good
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK

Sun - Rise: 05:35, Set: 21:56, Transit: 13:45. Moon - Rise: 03:34, Set: 20:56. Civil Dark: 22:42 - 04:49. Nautical Dark: 23:51 - 03:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

45
46
52
54
70
84
88
87
83
74
56
67
79
56
30
1
17
30
42
37
36
36
32
25

Low Clouds (% Sky Obscured)

0
6
13
21
17
12
8
5
3
0
0
0
0
0
0
0
10
21
31
33
36
36
32
25

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)

45
46
52
54
70
84
79
86
83
74
56
66
70
46
25
1
3
2
2
1
1
0
0
0

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
1
1
0
1
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
12
13
14
14
14
14
14
13
12
11
10
9
8
7
7
7
7
7
8
8
9

Chance of Frost

Temperature (°C)

22
24
26
27
28
28
28
27
26
24
23
21
19
17
17
16
15
15
15
14
15
16
17
19

Feels Like (°C)

20
21
22
23
24
24
23
23
22
20
20
19
18
18
17
17
15
15
15
16
15
15
15
20

Dew Point (°C)

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

Relative Humidity (%)

47
41
37
34
32
30
29
28
30
35
51
62
75
88
90
92
93
93
95
96
92
87
83
63

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

339
341
343
344
344
344
345
345
346
346
347
348
349
350
352
353
355
355
355
355
354
353
352
352

Monday 13

Waning Crescent 2%

04:59

21:49

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

Sun - Rise: 05:36, Set: 21:55, Transit: 13:45. Moon - Rise: 04:59, Set: 21:49. Civil Dark: 22:41 - 04:50. Nautical Dark: 23:49 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

23
22
18
16
11
6
0
0
0
1
5
9
15
20
25
33
43
51
62
63
64
65
49
37

Low Clouds (% Sky Obscured)

23
22
18
16
10
6
0
0
0
0
0
0
0
9
18
28
29
31
36
33
34
38
29
20

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)

0
0
0
0
0
0
0
0
0
1
5
9
15
12
7
2
2
1
0
0
0
0
8
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
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)

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

Chance of Frost

Temperature (°C)

21
23
24
26
27
27
28
28
27
26
25
23
22
20
19
18
17
17
16
15
17
18
19
21

Feels Like (°C)

19
20
20
22
22
27
26
25
25
26
26
22
22
21
21
21
21
16
16
17
17
16
15
20

Dew Point (°C)

10
8
7
6
5
6
6
7
8
10
12
12
12
12
13
13
13
13
12
12
12
11
11
9

Relative Humidity (%)

48
36
32
28
24
25
25
25
30
37
45
49
54
60
64
71
77
78
79
79
72
66
60
45

Pressure (mb)

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

Ozone (du)

352
352
353
354
354
356
358
361
358
356
354
354
354
355
355
355
355
356
358
359
360
360
360
356

Tuesday 14

New Moon 0%

06:32

22:25

10 OK
11 OK
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 OK
19 Good
20 Good
21 OK
22 OK
23 OK
00 Bad
01 Bad

Sun - Rise: 05:37, Set: 21:54, Transit: 13:45. Moon - Rise: 06:32, Set: 22:25. Civil Dark: 22:40 - 04:52. Nautical Dark: 23:47 - 03:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

27
26
25
24
36
47
62
42
21
2
9
15
20
33
49
64

Low Clouds (% Sky Obscured)

11
9
8
7
11
13
20
16
11
2
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

0
4
7
11
20
30
36
24
11
0
5
9
13
14
14
16

High Clouds (% Sky Obscured)

27
21
10
0
0
0
0
0
0
0
1
3
4
18
30
44

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 (%)

0
0
0
0
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
26
27
28
30
30
31
31
30
30
29
27
25
23
22
21

Feels Like (°C)

20
20
21
22
23
29
28
28
29
29
28
26
25
24
24
24

Dew Point (°C)

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

Relative Humidity (%)

35
26
24
22
21
20
20
19
20
21
22
27
35
45
49
54

Pressure (mb)

1022
1022
1022
1021
1021
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

353
349
348
348
347
348
349
350
349
347
346
345
345
344
344
343

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

Generated: 08/07/26 10:12:16. Forecast: 08/07/26 to 14/07/26. Timezone: UTC+2.00