Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Crescent 23%

01:15

16:43

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

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
32
32
21
26
19
6
5
3
3
19
14
23
27
42
6
9
48
54
62
73
36
42
53

Low Clouds (% Sky Obscured)

30
32
20
21
26
18
0
0
0
0
0
0
0
0
0
0
0
19
21
25
43
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)

6
6
3
3
7
9
6
4
3
3
19
14
23
27
42
6
6
48
54
62
66
36
42
53

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
25
25
26
27
27
27
26
25
25
23
20
20
19
18
17
18
17
15
14
15
16
18
20

Dew Point (°C)

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

Relative Humidity (%)

52
46
42
39
38
37
39
40
42
49
60
73
77
82
85
88
90
89
89
87
81
68
58
51

Pressure (mb)

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

Ozone (du)

321
321
322
322
323
323
324
325
324
325
325
324
325
325
325
327
329
331
332
332
332
332
332
331

Friday 10

Waning Crescent 14%

01:44

18:14

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

91
59
80
88
99
98
90
72
4
9
3
15
3
0
0
2
3
5
18
24
1
10
2
10

Low Clouds (% Sky Obscured)

0
0
0
25
27
32
32
21
0
0
0
15
0
0
0
0
0
5
18
24
0
8
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)

91
59
80
82
99
98
90
53
4
7
3
4
3
0
0
2
3
0
0
0
1
3
2
10

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
2
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
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
9
9
9
10
10
11
11
10
9
8
8
8
7
7
6
6
6
6
7
7
7

Chance of Frost

Temperature (°C)

23
25
26
27
28
29
29
28
28
26
24
22
21
20
19
18
17
16
16
16
16
18
20
22

Feels Like (°C)

22
24
25
26
27
27
26
26
26
26
23
22
21
21
20
19
19
18
17
17
18
19
21
23

Dew Point (°C)

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

Relative Humidity (%)

45
40
37
34
33
33
34
37
42
50
58
66
71
78
85
88
90
90
92
93
87
76
65
54

Pressure (mb)

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

Ozone (du)

332
333
333
334
335
335
334
335
334
334
334
335
334
335
335
335
334
335
335
335
334
333
332
333

Saturday 11

Waning Crescent 13%

02:29

19:42

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

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)

32
55
50
51
23
19
19
10
25
3
3
1
9
16
0
0
0
1
34
3
0
0
0
0

Low Clouds (% Sky Obscured)

0
16
17
17
21
19
17
0
0
0
0
0
9
16
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
1
2
0
0
0
0

High Clouds (% Sky Obscured)

32
55
50
51
10
4
13
10
25
3
3
1
0
0
0
0
0
1
34
3
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
7
7
8
9
10
12
12
11
10
9
10
9
9
9
9
9
9
9
9
10
10
10

Chance of Frost

Temperature (°C)

24
26
27
28
29
29
29
28
27
26
24
22
21
20
20
19
18
18
17
17
17
19
21
23

Feels Like (°C)

24
25
25
26
27
29
28
27
26
25
25
23
22
21
20
19
18
18
17
15
17
19
20
22

Dew Point (°C)

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

Relative Humidity (%)

46
40
37
36
34
34
35
38
41
46
55
66
69
72
76
80
83
85
83
82
76
64
54
46

Pressure (mb)

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

Ozone (du)

334
333
333
334
334
334
332
333
333
334
336
336
337
336
335
336
336
336
335
336
335
334
334
333

Sunday 12

Waning Crescent 6%

03:34

20:56

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

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)

5
11
16
16
19
21
15
8
2
3
3
4
4
3
2
3
2
36
57
65
50
3
0
0

Low Clouds (% Sky Obscured)

5
11
16
16
19
21
15
8
0
0
0
0
0
0
0
0
0
17
30
37
32
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
3
3
1
2
3
2
1
0
1
3
3
3
2
2
2
2
0
0
0
1
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
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)

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

Chance of Frost

Temperature (°C)

25
27
28
29
29
29
29
28
27
25
24
21
19
18
17
16
15
15
14
15
16
17
19
21

Feels Like (°C)

24
25
26
27
27
27
27
26
24
23
22
20
19
17
17
16
16
15
14
15
15
17
20
22

Dew Point (°C)

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

Relative Humidity (%)

40
37
34
33
33
34
35
37
39
46
54
63
69
73
78
86
93
96
92
86
81
72
67
61

Pressure (mb)

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

Ozone (du)

331
330
331
332
332
331
331
331
329
328
328
328
329
330
330
328
327
326
325
325
324
324
324
325

Monday 13

Waning Crescent 2%

04:59

21:49

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

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)

0
0
0
0
0
0
0
2
2
3
23
40
40
47
56
67
81
83
81
74
67
68
69
58

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
14
20
15
8
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
17
34
45

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
2
3
23
40
40
47
56
67
81
76
76
74
67
64
65
58

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
24
26
26
26
26
27
26
25
25
23
20
19
18
17
17
17
16
16
15
15
15
19
20

Dew Point (°C)

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

Relative Humidity (%)

55
47
38
33
32
32
34
37
40
44
54
67
74
69
75
82
82
83
83
78
73
68
62
56

Pressure (mb)

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

Ozone (du)

326
326
325
323
321
320
319
319
318
317
317
317
315
315
315
314
314
314
314
314
314
314
314
315

Tuesday 14

New Moon 0%

06:32

22:25

11 OK
12 OK
13 OK
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 OK
04 Good
05 OK
06 OK
07 Bad
08 Bad
09 Bad
10 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)

43
41
39
55
75
96
81
64
51
56
61
64
75
86
95
68
40
16
31
45
65
70
70
75

Low Clouds (% Sky Obscured)

0
0
0
1
1
2
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

30
25
29
24
11
2
2
2
1
1
0
0
0
0
0
0
0
0
1
2
3
2
2
2

High Clouds (% Sky Obscured)

43
41
39
55
75
89
81
64
51
56
58
64
73
86
95
68
40
13
22
38
53
65
70
75

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)

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

Chance of Frost

Temperature (°C)

25
26
28
30
30
31
31
30
30
29
28
26
24
23
22
21
21
20
19
20
20
21
23
25

Feels Like (°C)

20
20
21
20
30
29
28
28
29
29
27
26
26
26
25
25
19
20
20
20
20
20
21
21

Dew Point (°C)

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

Relative Humidity (%)

52
43
37
30
27
25
23
26
28
31
38
45
53
58
64
70
69
68
67
61
57
51
45
39

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

315
316
316
316
317
317
317
317
317
316
317
317
318
318
317
317
316
316
316
316
317
318
317
316

Wednesday 15

Waxing Crescent 2%

08:06

22:49

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

Sun - Rise: 05:39, Set: 21:53, Transit: 13:45. Moon - Rise: 08:06, Set: 22:49. Civil Dark: 22:38 - 04:53. Nautical Dark: 23:45 - 03:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
57
51
36
17
8
8
5
5
6
8
10
14
14
9
12
11
14
13
11
14

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

Medium Clouds (% Sky Obscured)

3
5
8
7
7
6
4
2
0
4
7
10
14
14
9
12
11
14
13
11
14

High Clouds (% Sky Obscured)

63
57
51
36
17
8
8
5
5
6
8
10
14
14
9
12
11
6
13
11
14

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

Precipitation Probability (%)

0
0
0
0
0
0
4
5
5
5
5
6
5
4
0
2
2
0
2
3
3

Precipitation Amount (mm)

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)

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

Chance of Frost

Temperature (°C)

27
29
30
32
33
34
35
33
33
32
30
28
27
26
24
23
22
21
20
20
19

Feels Like (°C)

21
21
22
23
31
31
31
31
32
33
29
28
28
26
25
23
20
20
20
19
18

Dew Point (°C)

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

Relative Humidity (%)

35
31
28
25
25
24
23
26
30
34
38
44
50
53
54
56
57
56
57
55
52

Pressure (mb)

1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

314
315
315
316
317
317
318
318
317
316
316
317
317
318
319
320
320
320
320
320
321

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

Generated: 09/07/26 11:43:38. Forecast: 09/07/26 to 15/07/26. Timezone: UTC+2.00