Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waxing Gibbous 100%

22:24

05:06

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

Sun - Rise: 05:23, Set: 22:03, Transit: 13:43. Moon - Rise: 22:24, Set: 05:06. Civil Dark: 22:52 - 04:34. Nautical Dark: 00:09 - 03:17. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

81
73
44
45
25
20
20
24
35
31
8
20
26
4
2
4
4
8
7
15
13
65
88
100

Low Clouds (% Sky Obscured)

0
4
23
22
25
20
9
24
35
25
8
0
0
0
0
4
3
0
0
0
0
6
3
0

Medium Clouds (% Sky Obscured)

40
0
0
0
0
0
0
0
0
13
0
0
0
0
0
0
0
0
0
1
0
0
1
65

High Clouds (% Sky Obscured)

23
3
0
5
3
3
20
1
0
0
0
20
26
4
2
0
3
5
5
9
10
49
81
100

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 (%)

62
54
14
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)

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

Chance of Frost

Temperature (°C)

17
18
19
20
21
23
23
24
24
24
24
23
23
22
21
20
18
17
16
15
15
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
79
61
53
47
42
40
39
36
36
37
36
39
44
51
58
66
73
78
82
84
86
89
89

Pressure (mb)

1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

319
328
332
328
326
322
324
326
331
332
333
332
335
336
336
333
331
329
327
327
328
328
327
327

Tuesday 30

Full Moon 99%

22:59

No Set

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

Sun - Rise: 05:23, Set: 22:03, Transit: 13:43. Moon - Rise: 22:59, Set: No Set. Civil Dark: 22:51 - 04:35. Nautical Dark: 00:08 - 03:19. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
81
98
90
88
89
98
100
83
100
96
100
85
75
84
85
80
20
0
0
0
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
6
15
1
11
22
21
21
17
2
42
1
2
1
4
2
0
0
0
3

Medium Clouds (% Sky Obscured)

100
100
100
81
98
88
88
89
96
84
60
97
88
40
35
36
79
51
29
3
0
0
0
0

High Clouds (% Sky Obscured)

100
100
50
70
75
77
55
73
79
100
56
88
28
100
85
75
70
60
71
20
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
3
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
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
16
17
19
20
21
22
23
23
23
23
22
21
20
19
17
16
16
15
14
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
79
73
67
64
57
50
44
37
34
32
29
30
33
43
51
52
53
55
57
61
64
66
70

Pressure (mb)

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

Ozone (du)

327
326
325
328
332
334
340
344
347
349
351
352
352
350
351
351
354
358
362
359
357
360
361
362

Wednesday 1

Waning Gibbous 96%

23:23

06:15

06 OK
07 OK
08 OK
09 Bad
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

Sun - Rise: 05:24, Set: 22:03, Transit: 13:43. Moon - Rise: 23:23, Set: 06:15. Civil Dark: 22:51 - 04:36. Nautical Dark: 00:07 - 03:20. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

20
22
34
39
28
39
39
82
82
68
52
54
20
19
9
0
3
7
16
40
42
47
50
53

Low Clouds (% Sky Obscured)

16
17
24
39
28
39
39
66
62
48
46
40
20
19
9
0
3
7
16
24
26
28
30
28

Medium Clouds (% Sky Obscured)

7
6
19
13
6
9
7
4
8
9
0
0
0
0
0
0
0
0
0
40
42
47
50
53

High Clouds (% Sky Obscured)

0
0
0
2
1
0
1
0
0
0
3
3
0
1
0
0
0
0
0
2
3
3
1
4

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
19
29
21
28
28
28
19
3
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
5
6
6
6
8
10
12
10
11
11
10
9
8
6
6
4
3
2
3
4
5

Chance of Frost

Temperature (°C)

13
14
16
18
20
21
22
23
23
22
22
23
23
22
21
20
18
16
15
15
15
14
14
14

Feels Like (°C)

13
14
16
19
21
23
23
23
20
19
20
21
21
22
21
20
18
17
17
17
17
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

71
69
59
57
55
46
40
38
40
46
44
42
46
48
54
61
73
79
83
87
87
87
89
90

Pressure (mb)

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

Ozone (du)

362
361
361
362
365
368
366
362
355
349
346
344
340
338
334
331
328
326
323
320
319
318
317
317

Thursday 2

Waning Gibbous 91%

23:41

07:30

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 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 Good
04 Good
05 Good

Sun - Rise: 05:25, Set: 22:02, Transit: 13:43. Moon - Rise: 23:41, Set: 07:30. Civil Dark: 22:50 - 04:37. Nautical Dark: 00:06 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

46
51
61
60
62
59
61
61
56
82
78
85
74
13
89
21
19
19
22
21
18
11
5
10

Low Clouds (% Sky Obscured)

27
25
41
58
62
59
61
61
56
62
47
54
53
13
40
21
19
19
22
21
18
11
5
10

Medium Clouds (% Sky Obscured)

46
51
54
51
46
54
56
59
48
35
18
12
5
0
6
6
10
19
22
21
18
11
0
0

High Clouds (% Sky Obscured)

4
2
4
0
2
1
2
3
2
1
0
3
0
0
55
3
0
0
0
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
1
2
0
5
6
2
6
7
4
15
15
4
0
0
0
0
0
0
1
1
0
1

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
7
9
11
13
15
16
17
18
18
18
17
15
15
14
11
9
6
6
6
6
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
85
73
62
55
50
46
38
46
54
64
67
61
63
56
66
73
77
80
83
86
86
83
83

Pressure (mb)

1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1020
1021
1021
1022
1023
1023
1024
1024
1024
1024
1025

Ozone (du)

319
318
319
318
315
316
316
317
316
318
319
319
318
319
324
329
332
339
350
360
370
368
366
366

Friday 3

Waning Gibbous 85%

23:55

08:46

06 Good
07 OK
08 OK
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 Bad
00 OK
01 Good
02 OK
03 OK
04 OK
05 OK

Sun - Rise: 05:26, Set: 22:02, Transit: 13:43. Moon - Rise: 23:55, Set: 08:46. Civil Dark: 22:50 - 04:38. Nautical Dark: 00:05 - 03:23. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
25
32
44
49
52
58
82
67
66
85
82
46
42
56
62
68
51
33
14
19
24
26
26

Low Clouds (% Sky Obscured)

17
25
32
42
46
40
38
39
35
31
28
19
9
0
22
11
0
1
2
3
9
14
20
24

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
9
20
24
23
32
67
42
41
75
82
37
40
43
54
64
49
33
14
11
6
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 (%)

1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
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
9
11
12
13
13
14
14
13
14
13
12
11
9
8
6
4
5
5
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
16
16
16
17
17
18
18
17
18
18
16
16
17
16
16
16
16
15
14
13
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

80
74
65
57
53
47
41
37
36
35
36
37
39
40
42
48
55
62
63
64
66
65
65
64

Pressure (mb)

1025
1026
1026
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1029
1029
1029

Ozone (du)

366
365
360
355
351
346
343
341
340
337
333
329
326
324
323
325
327
329
328
328
327
328
328
329

Saturday 4

Waning Gibbous 77%

00:07

10:01

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

Sun - Rise: 05:27, Set: 22:01, Transit: 13:44. Moon - Rise: 00:07, Set: 10:01. Civil Dark: 22:49 - 04:39. Nautical Dark: 00:04 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
29
27
23
24
30
34
41
39
36
29
23
19
14
17
21
27
40
55
77
79
76
76
67

Low Clouds (% Sky Obscured)

28
29
27
23
24
30
34
41
32
29
22
15
7
0
6
13
19
24
25
26
18
13
10
14

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
2
5
7
10
11
12
12
7
4
0
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
4
21
40
59
55
52
49
36

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)

6
7
8
9
10
11
12
12
14
14
15
15
14
12
11
9
7
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

13
14
16
17
19
21
22
23
24
24
24
25
24
24
23
21
19
17
17
16
16
15
15
15

Feels Like (°C)

11
10
10
15
15
15
16
17
18
21
21
21
22
21
22
20
21
20
19
19
18
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

61
56
53
46
40
35
34
33
32
33
33
33
36
39
41
50
60
73
75
78
80
85
87
90

Pressure (mb)

1029
1029
1029
1029
1029
1028
1028
1027
1027
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

328
327
326
325
324
323
322
322
321
321
320
320
318
317
316
316
315
315
314
314
313
315
317
319

Sunday 5

Waning Gibbous 74%

00:18

11:17

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

Sun - Rise: 05:27, Set: 22:01, Transit: 13:44. Moon - Rise: 00:18, Set: 11:17. Civil Dark: 22:49 - 04:40. Nautical Dark: 00:03 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
48
57
67
78
71
64
57
52
46
42
40
40
47
39
36
32
37
34
35

Low Clouds (% Sky Obscured)

18
26
31
36
41
32
27
24
24
21
22
22
23
19
14
8
4
7
12
17

Medium Clouds (% Sky Obscured)

5
8
12
20
27
16
8
0
0
0
0
0
0
0
1
3
4
4
4
3

High Clouds (% Sky Obscured)

21
7
16
26
37
35
32
25
19
13
9
18
26
35
27
24
28
32
34
35

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
3
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
78
72
62
52
45
40
36
32
32
34
34
36
39
43
48
55
62
63
63

Pressure (mb)

1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023

Ozone (du)

321
323
326
329
333
336
338
339
340
340
340
339
339
339
339
339
338
337
336
336

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

Generated: 29/06/26 06:43:47. Forecast: 29/06/26 to 05/07/26. Timezone: UTC+2.00