Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 13

Waning Crescent 0%

05:08

21:42

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

Sun - Rise: 05:43, Set: 21:50, Transit: 13:46. Moon - Rise: 05:08, Set: 21:42. Civil Dark: 22:33 - 05:00. Nautical Dark: 23:36 - 03:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
82
86
31
42
94
49
30
71
34
6
6
14
26
63
61
45
31
49
59
47
54
61
64

Low Clouds (% Sky Obscured)

3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
28
44
42

Medium Clouds (% Sky Obscured)

73
82
84
20
26
11
1
0
1
1
5
5
13
25
57
54
41
31
44
49
31
40
42
51

High Clouds (% Sky Obscured)

78
82
86
13
31
92
49
30
54
34
4
2
2
7
19
3
1
0
0
0
8
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 (%)

6
17
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
25
24
5

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
9
12
10
9
9
8
7
6
5
6
6
4
6
7
9
10
11
11
11
11
12
14

Chance of Frost

Temperature (°C)

29
29
28
27
25
23
22
21
20
19
19
18
18
19
20
23
25
27
29
30
31
32
32
31

Feels Like (°C)

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

Dew Point (°C)

8
8
10
11
12
13
13
14
15
15
16
16
16
15
13
12
11
10
10
9
9
8
7
9

Relative Humidity (%)

25
27
31
37
43
51
56
62
69
77
84
88
90
80
62
49
41
34
31
27
24
22
20
25

Pressure (mb)

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

Ozone (du)

316
315
316
320
324
325
325
322
320
322
324
326
329
332
334
336
338
338
339
337
337
337
336
334

Tuesday 14

New Moon 2%

06:40

22:20

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

Sun - Rise: 05:45, Set: 21:49, Transit: 13:46. Moon - Rise: 06:40, Set: 22:20. Civil Dark: 22:32 - 05:01. Nautical Dark: 23:34 - 04:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
30
30
18
37
21
29
86
65
82
72
79
35
9
47
3
8
63
70
70
67
71
69
73

Low Clouds (% Sky Obscured)

21
19
21
13
32
20
0
0
0
0
0
0
0
0
15
1
4
56
32
38
60
61
23
18

Medium Clouds (% Sky Obscured)

22
20
19
4
15
6
2
52
55
67
56
55
35
9
45
0
1
26
16
20
37
45
44
25

High Clouds (% Sky Obscured)

0
5
3
3
2
0
23
75
2
12
14
0
0
0
3
2
4
32
49
50
60
70
57
59

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
3
4
1
1
0
5
13
5
17
7
2
5
7
19
0
0
0
0
0
11
12
0
2

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)

14
14
13
13
10
8
8
7
6
5
5
6
6
6
8
9
10
11
11
10
9
11
10
9

Chance of Frost

Temperature (°C)

31
30
30
28
25
24
23
21
20
20
19
18
18
18
20
22
24
26
27
29
29
29
29
30

Feels Like (°C)

27
28
27
25
25
24
23
23
22
21
21
20
19
19
20
20
24
25
25
27
28
27
27
29

Dew Point (°C)

11
9
9
11
15
17
18
17
17
16
16
16
16
16
14
13
12
11
12
11
11
15
17
13

Relative Humidity (%)

29
26
27
35
51
64
73
77
81
81
84
86
90
86
70
56
46
40
38
33
32
42
49
36

Pressure (mb)

1015
1015
1016
1016
1017
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1019
1019
1019
1019
1018
1018

Ozone (du)

334
333
335
335
334
334
335
337
338
340
341
341
340
341
342
341
339
339
339
338
335
331
329
329

Wednesday 15

Waxing Crescent 7%

08:11

22:45

18 OK
19 Bad
20 Bad
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
10 Good
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK
17 OK

Sun - Rise: 05:46, Set: 21:48, Transit: 13:46. Moon - Rise: 08:11, Set: 22:45. Civil Dark: 22:31 - 05:03. Nautical Dark: 23:33 - 04:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
49
57
40
7
1
2
0
0
0
0
2
4
5
3
9
7
55
55
55
50
40
30
14

Low Clouds (% Sky Obscured)

1
34
31
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
13

Medium Clouds (% Sky Obscured)

19
14
14
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
30
25
9

High Clouds (% Sky Obscured)

5
0
45
40
4
1
2
0
0
0
0
2
2
2
1
9
4
55
55
55
50
40
30
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
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
14
27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
16

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
9
14
10
7
7
7
7
6
5
6
5
5
5
7
8
8
9
9
8
8
7
7
9

Chance of Frost

Temperature (°C)

30
29
28
25
23
22
21
20
19
18
17
16
16
16
18
20
23
25
27
28
29
30
30
29

Feels Like (°C)

29
30
25
24
23
23
22
21
20
19
18
17
16
17
19
21
23
26
26
26
28
28
28
26

Dew Point (°C)

12
11
15
21
21
20
19
18
17
16
15
14
14
13
12
12
12
11
9
7
6
5
5
6

Relative Humidity (%)

34
32
45
78
84
88
86
88
89
89
89
87
89
82
69
59
49
40
31
26
23
21
20
22

Pressure (mb)

1017
1017
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016

Ozone (du)

330
331
330
332
335
338
338
339
340
338
335
334
334
332
329
327
329
330
331
329
327
328
330
330

Thursday 16

Waxing Crescent 14%

09:37

23:04

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

Sun - Rise: 05:47, Set: 21:47, Transit: 13:46. Moon - Rise: 09:37, Set: 23:04. Civil Dark: 22:30 - 05:04. Nautical Dark: 23:31 - 04:04. Astro Dark: N/A - 02:03

Total Clouds (% Sky Obscured)

8
3
15
15
15
15
11
15
15
15
15
20
35
45
60
11
7
8
52
52
55
39
54
54

Low Clouds (% Sky Obscured)

0
0
2
5
15
15
3
2
0
0
0
0
9
20
30
2
3
1
0
3
32
5
12
17

Medium Clouds (% Sky Obscured)

1
0
15
15
15
15
11
15
15
15
15
4
10
11
13
1
0
3
42
44
52
31
28
21

High Clouds (% Sky Obscured)

8
3
15
15
15
15
11
15
15
15
15
20
35
45
59
8
2
2
24
35
30
11
15
28

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
38
35
31
12
5
5
0
0
12
1
5
22
42
35
6
2
3
5
9
7
8
4
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
10
11
16
17
16
16
16
15
15
15
15
16
16
17
16
15
14
14
14
14
13
12

Relative Humidity (%)

22
23
33
42
69
77
80
85
86
85
89
90
93
90
86
82
70
57
50
47
45
46
41
39

Pressure (mb)

1016
1014
1015
1016
1016
1016
1016
1016
1015
1015
1015
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014

Ozone (du)

327
327
322
317
319
321
322
322
322
321
323
326
327
328
327
329
330
331
332
334
335
336
335
333

Friday 17

Waxing Crescent 23%

10:59

23:19

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

Sun - Rise: 05:48, Set: 21:46, Transit: 13:46. Moon - Rise: 10:59, Set: 23:19. Civil Dark: 22:29 - 05:06. Nautical Dark: 23:29 - 04:06. Astro Dark: 01:30 - 02:15

Total Clouds (% Sky Obscured)

17
17
21
15
57
72
67
82
85
87
91
83
72
54
44
37
31
24
19
11
12
12
11
23

Low Clouds (% Sky Obscured)

1
17
21
2
2
10
17
20
23
22
23
23
25
26
36
31
26
22
18
11
11
8
6
6

Medium Clouds (% Sky Obscured)

11
6
5
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
1
13
57
72
62
75
75
75
69
59
43
26
18
16
14
9
4
0
1
2
3
15

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
5
20
1
0
0
0
0
0
0
0
3
6
8
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)

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

Chance of Frost

Temperature (°C)

26
25
24
21
19
17
16
15
14
14
14
14
14
15
16
18
19
21
22
24
25
25
25
25

Feels Like (°C)

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

Dew Point (°C)

10
10
12
15
15
13
12
12
12
14
14
13
14
14
13
11
10
8
7
6
5
5
6
7

Relative Humidity (%)

38
38
46
67
77
78
75
79
84
95
96
95
96
92
82
65
53
43
36
31
27
28
29
31

Pressure (mb)

1014
1014
1014
1015
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1019
1018
1018
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

333
334
334
328
327
325
324
323
322
323
324
324
326
327
329
331
333
335
335
336
336
334
332
330

Saturday 18

Waxing Crescent 20%

12:17

23:32

18 OK
19 Bad
20 Bad
21 Bad
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

Sun - Rise: 05:49, Set: 21:45, Transit: 13:47. Moon - Rise: 12:17, Set: 23:32. Civil Dark: 22:27 - 05:07. Nautical Dark: 23:27 - 04:08. Astro Dark: 01:18 - 02:23

Total Clouds (% Sky Obscured)

34
45
55
63
66
60
60
62
72
81
89
93
96
100
95
87
84
82
80
79
83
86
95
96

Low Clouds (% Sky Obscured)

7
8
8
10
12
20
29
38
39
44
49
47
43
37
40
44
44
46
51
51
33
18
12
9

Medium Clouds (% Sky Obscured)

0
0
8
14
21
14
8
2
1
1
0
17
33
50
49
47
41
27
13
0
0
0
0
18

High Clouds (% Sky Obscured)

28
41
50
58
65
42
23
17
36
52
72
82
91
100
70
39
9
6
4
2
29
55
81
79

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)

13
13
13
11
9
8
8
8
8
7
6
6
6
5
5
6
8
9
10
10
11
12
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
22
22
17
16
17
16
16
16
12
12
13
12
11
10
14
14
15
15
17
17
24
23
23

Dew Point (°C)

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

Relative Humidity (%)

32
33
35
44
54
67
75
83
93
93
93
95
89
84
79
65
53
44
40
36
33
32
31
30

Pressure (mb)

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

Ozone (du)

330
331
331
331
331
332
332
332
332
332
332
332
332
333
333
333
333
332
332
332
332
331
329
328

Sunday 19

Waxing Crescent 32%

13:32

23:44

18 Bad
19 Bad
20 Bad
21 Bad
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 OK
11 OK
12 OK
13 OK

Sun - Rise: 05:51, Set: 21:44, Transit: 13:47. Moon - Rise: 13:32, Set: 23:44. Civil Dark: 22:26 - 05:09. Nautical Dark: 23:25 - 04:10. Astro Dark: 01:10 - 02:30

Total Clouds (% Sky Obscured)

96
97
98
96
98
85
72
56
68
83
97
82
68
53
52
48
47
40
33
26

Low Clouds (% Sky Obscured)

6
5
4
3
6
9
14
22
26
25
29
31
30
31
26
23
23
17
14
11

Medium Clouds (% Sky Obscured)

37
50
30
15
0
6
13
19
16
19
18
13
9
4
4
4
3
3
2
1

High Clouds (% Sky Obscured)

82
85
89
90
94
81
72
56
68
78
92
63
32
2
1
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

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
1
0
1
1
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)

15
14
14
12
10
8
7
6
6
6
5
5
5
5
5
6
8
9
9
10

Chance of Frost

Temperature (°C)

24
23
22
20
18
16
15
14
13
13
12
11
12
13
14
16
18
20
21
23

Feels Like (°C)

22
22
23
18
17
17
16
15
14
10
10
11
11
10
10
15
16
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

33
36
39
47
55
66
72
78
84
87
90
95
87
82
76
59
47
36
32
28

Pressure (mb)

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

Ozone (du)

326
325
323
323
322
322
321
321
320
320
320
320
319
319
318
317
317
316
316
316

Forecast for Boutersem, Flemish Brabant, Kingdom of Belgium (50.84,4.83)

Generated: 13/07/26 17:16:23. Forecast: 13/07/26 to 19/07/26. Timezone: UTC+2.00