Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Crescent 26%

01:14

18:39

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

Sun - Rise: 06:12, Set: 21:17, Transit: 13:45. Moon - Rise: 01:14, Set: 18:39. Civil Dark: 21:56 - 05:35. Nautical Dark: 22:48 - 04:43. Astro Dark: 23:56 - 03:37

Total Clouds (% Sky Obscured)

6
6
7
3
3
16
16
17
16
7
41
63
40
99
75
32
61
0
11
7
45
35
68
21

Low Clouds (% Sky Obscured)

0
0
0
0
0
13
12
13
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
1
0
0
0
0
0
0
3
21
3
3
15

High Clouds (% Sky Obscured)

2
5
3
3
2
2
2
4
4
6
33
57
37
98
74
28
61
0
10
5
17
35
66
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)

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

Chance of Frost

Temperature (°C)

10
11
13
17
20
22
23
24
25
26
27
27
27
26
25
22
19
18
17
16
16
16
16
15

Feels Like (°C)

10
11
14
17
20
22
23
24
25
25
26
25
25
24
21
19
17
17
16
15
15
15
13
13

Dew Point (°C)

6
6
6
7
7
7
6
5
5
4
4
3
3
3
6
9
9
9
8
7
6
5
4
5

Relative Humidity (%)

76
73
61
50
44
37
32
29
26
24
22
21
21
22
30
44
50
55
55
53
53
49
47
50

Pressure (mb)

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

Ozone (du)

326
325
323
322
322
323
322
321
320
320
318
315
314
313
314
315
317
318
322
322
322
325
327
329

Sunday 9

Waning Crescent 16%

02:29

19:40

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

Sun - Rise: 06:14, Set: 21:15, Transit: 13:44. Moon - Rise: 02:29, Set: 19:40. Civil Dark: 21:54 - 05:37. Nautical Dark: 22:46 - 04:46. Astro Dark: 23:52 - 03:41

Total Clouds (% Sky Obscured)

28
22
20
11
9
45
42
23
53
37
39
77
74
50
27
37
45
60
70
43
52
45
52
44

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
0
15
39
55
50
1
0
2
3
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
15
15
8
3
18
18
14
16
37
39
77
74
49
19
25
26
37
31
3
4
2
2
0

High Clouds (% Sky Obscured)

2
1
0
1
5
22
19
4
30
29
34
31
16
8
0
0
2
8
35
43
52
45
52
39

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
2
3
4
3
4
5
8
9
10
9
7
5
5
4
3
3
2
2
4
4
4
5

Chance of Frost

Temperature (°C)

15
15
17
20
23
26
28
30
31
32
32
32
31
29
28
25
22
21
20
20
19
18
17
16

Feels Like (°C)

15
15
17
21
24
27
27
29
30
28
28
28
28
27
26
25
24
22
22
19
18
17
17
15

Dew Point (°C)

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

Relative Humidity (%)

54
55
47
36
29
23
18
16
16
15
15
18
21
27
31
40
45
46
46
47
50
55
59
66

Pressure (mb)

1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014

Ozone (du)

326
324
324
323
324
325
323
321
320
320
319
319
320
321
323
321
318
318
316
317
317
317
314
312

Monday 10

Waning Crescent 8%

03:58

20:22

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

Sun - Rise: 06:16, Set: 21:13, Transit: 13:44. Moon - Rise: 03:58, Set: 20:22. Civil Dark: 21:52 - 05:38. Nautical Dark: 22:43 - 04:48. Astro Dark: 23:48 - 03:44

Total Clouds (% Sky Obscured)

61
100
98
100
100
83
80
63
67
47
54
68
50
31
59
91
89
46
87
82
82
77
72
49

Low Clouds (% Sky Obscured)

0
0
0
0
6
5
24
24
25
24
20
18
19
0
6
24
29
29
29
4
4
4
5
3

Medium Clouds (% Sky Obscured)

0
0
1
0
0
0
2
8
30
29
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

61
100
98
100
100
75
53
16
7
1
28
45
15
31
52
81
75
19
82
82
82
77
72
49

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)

4
4
4
6
6
6
8
11
13
12
13
13
12
11
10
9
8
7
7
6
5
5
5
5

Chance of Frost

Temperature (°C)

16
16
18
20
22
24
25
26
26
26
26
24
24
23
21
19
18
17
16
15
14
13
13
12

Feels Like (°C)

15
14
16
19
20
22
23
24
24
24
24
22
20
19
18
16
15
15
16
15
14
14
13
12

Dew Point (°C)

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

Relative Humidity (%)

73
70
62
52
50
46
42
40
40
40
39
38
35
37
46
62
67
71
74
79
82
86
86
87

Pressure (mb)

1014
1015
1015
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1021
1022
1022
1023
1023
1024
1024
1024
1024

Ozone (du)

312
310
308
307
307
306
306
307
306
305
306
305
305
307
307
307
306
307
307
307
306
308
308
309

Tuesday 11

Waning Crescent 2%

05:31

20:50

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

Sun - Rise: 06:17, Set: 21:11, Transit: 13:44. Moon - Rise: 05:31, Set: 20:50. Civil Dark: 21:50 - 05:40. Nautical Dark: 22:41 - 04:50. Astro Dark: 23:44 - 03:48

Total Clouds (% Sky Obscured)

27
4
12
20
28
35
48
28
24
8
3
3
2
2
7
11
16
11
6
2
2
1
2
1

Low Clouds (% Sky Obscured)

1
0
5
11
19
19
18
15
9
5
0
0
0
0
0
0
0
0
0
0
0
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)

27
2
3
3
4
10
23
10
13
2
1
3
2
1
6
11
16
11
6
1
1
1
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)

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

Chance of Frost

Temperature (°C)

12
12
14
16
18
19
21
22
23
24
24
24
23
22
21
19
18
17
16
14
13
12
12
11

Feels Like (°C)

13
13
14
15
17
18
19
19
20
21
22
22
21
19
18
17
16
15
14
13
12
12
12
11

Dew Point (°C)

10
10
9
9
9
8
7
6
5
5
6
7
8
8
9
10
9
8
8
9
9
9
9
9

Relative Humidity (%)

89
86
73
62
55
47
39
34
31
30
30
33
36
40
47
54
53
54
61
69
75
79
83
84

Pressure (mb)

1024
1025
1025
1025
1026
1026
1026
1025
1025
1025
1025
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1025

Ozone (du)

309
309
310
310
310
310
310
310
310
310
309
309
309
309
309
309
309
309
310
310
312
312
313
313

Wednesday 12

New Moon 0%

No Rise

21:10

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

Sun - Rise: 06:19, Set: 21:09, Transit: 13:44. Moon - Rise: No Rise, Set: 21:10. Civil Dark: 21:48 - 05:42. Nautical Dark: 22:38 - 04:52. Astro Dark: 23:40 - 03:51

Total Clouds (% Sky Obscured)

1
2
3
2
3
3
4
2
2
3
7
6
2
2
2
2
3
9
15
22
16
11
6
10

Low 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

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
1
1
1

High Clouds (% Sky Obscured)

0
0
1
1
1
2
3
2
2
2
6
6
2
2
1
1
1
5
9
16
13
7
3
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
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
9
9
10
10
10
10
11
11
11
11
11
10
9
8
8
8
8
8
8
7
7
7

Chance of Frost

Temperature (°C)

11
12
13
16
18
21
23
25
27
28
28
29
29
28
26
24
22
19
18
17
16
16
15
15

Feels Like (°C)

11
11
12
14
16
18
20
22
24
25
26
26
25
25
23
23
23
22
21
20
19
13
13
14

Dew Point (°C)

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

Relative Humidity (%)

84
83
70
56
46
34
25
21
18
17
16
16
17
19
25
28
31
34
39
45
50
56
60
66

Pressure (mb)

1026
1026
1026
1026
1025
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021

Ozone (du)

313
314
314
314
313
314
315
315
314
314
314
313
312
311
310
310
309
309
308
307
306
306
305
305

Thursday 13

Waxing Crescent 1%

07:02

21:24

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

Sun - Rise: 06:21, Set: 21:07, Transit: 13:44. Moon - Rise: 07:02, Set: 21:24. Civil Dark: 21:46 - 05:44. Nautical Dark: 22:35 - 04:55. Astro Dark: 23:37 - 03:54

Total Clouds (% Sky Obscured)

18
27
34
43
49
35
20
7
10
15
23
29
34
39
41
40
38
40
41
45
39
41
38
34

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
10
13
13
13
12
10
11
15
15
15
15
15
13
13
9

High Clouds (% Sky Obscured)

18
27
34
42
44
24
10
1
0
0
0
0
0
0
1
0
0
16
29
32
23
15
6
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)

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

Chance of Frost

Temperature (°C)

15
16
17
20
24
27
29
31
33
34
34
35
34
33
31
29
26
24
23
23
22
22
21
21

Feels Like (°C)

14
13
14
17
18
19
20
22
23
33
32
32
32
33
34
29
29
28
27
25
25
20
20
21

Dew Point (°C)

8
8
8
7
6
5
5
4
4
3
3
3
5
6
7
8
9
9
8
7
6
6
7
7

Relative Humidity (%)

61
57
53
41
31
25
21
18
15
14
14
13
16
19
21
26
32
39
38
37
35
36
38
39

Pressure (mb)

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

Ozone (du)

305
305
305
305
304
304
303
303
303
303
302
301
301
301
301
301
301
300
301
301
302
302
302
302

Friday 14

Waxing Crescent 4%

08:29

21:37

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

Sun - Rise: 06:22, Set: 21:05, Transit: 13:44. Moon - Rise: 08:29, Set: 21:37. Civil Dark: 21:43 - 05:46. Nautical Dark: 22:33 - 04:57. Astro Dark: 23:33 - 03:57

Total Clouds (% Sky Obscured)

32
28
21
11
1
0
0
0
0
0
0
9
18
28
20
13
5
14
21
28

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

8
6
6
3
0
0
0
0
0
0
0
4
7
12
9
7
4
4
4
4

High Clouds (% Sky Obscured)

3
2
2
1
1
0
0
0
0
0
0
5
13
24
19
12
1
14
21
28

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
4
6
15
13
1
2
2
1

Precipitation Amount (mm)

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
5
5
6
7
9
11
14
13
12
12
11
11
10
9
9

Chance of Frost

Temperature (°C)

21
22
22
25
27
29
31
32
34
34
33
33
31
29
27
25
24
22
21
20

Feels Like (°C)

20
20
19
23
23
23
24
25
26
36
35
35
36
36
37
23
23
24
23
22

Dew Point (°C)

7
7
7
6
4
3
2
1
0
3
5
8
10
13
15
16
16
17
15
15

Relative Humidity (%)

39
37
36
29
23
18
15
13
11
14
17
20
27
36
48
54
62
72
71
72

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017

Ozone (du)

302
302
302
302
303
303
303
303
303
303
303
303
305
306
308
307
307
306
308
309

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

Generated: 08/08/26 06:00:44. Forecast: 08/08/26 to 14/08/26. Timezone: UTC+2.00