Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

Waxing Gibbous 72%

17:13

00:55

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 OK
23 Bad
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK

Sun - Rise: 05:56, Set: 21:38, Transit: 13:46. Moon - Rise: 17:13, Set: 00:55. Civil Dark: 22:20 - 05:15. Nautical Dark: 23:17 - 04:19. Astro Dark: 00:44 - 02:53

Total Clouds (% Sky Obscured)

88
97
98
91
98
99
80
100
95
92
69
68
97
82
43
56
34
42
31
21
10
24
26
31

Low Clouds (% Sky Obscured)

88
80
89
80
70
66
48
22
23
25
21
22
14
6
1
11
16
19
18
11
5
16
19
20

Medium Clouds (% Sky Obscured)

0
0
17
16
22
24
23
20
0
0
0
0
0
0
3
25
3
12
0
0
0
0
0
0

High Clouds (% Sky Obscured)

56
55
51
32
95
88
53
99
87
83
50
49
92
76
41
38
6
6
4
4
3
5
1
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
8
2
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
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
6
7
8
8
9
11
11
13
13
12
11
11
8
6
5
4
3
3
2
1
1
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
69
61
57
55
50
48
37
38
39
39
40
44
52
64
73
78
86
90
92
92
93
93
93

Pressure (mb)

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

Ozone (du)

364
361
357
354
348
344
341
337
334
332
331
329
327
326
325
323
322
322
323
324
324
323
322
322

Friday 24

Waxing Gibbous 80%

18:22

01:27

08 OK
09 Bad
10 OK
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
06 Good
07 Good

Sun - Rise: 05:57, Set: 21:37, Transit: 13:46. Moon - Rise: 18:22, Set: 01:27. Civil Dark: 22:18 - 05:16. Nautical Dark: 23:14 - 04:21. Astro Dark: 00:40 - 02:58

Total Clouds (% Sky Obscured)

32
51
41
58
64
84
92
67
72
72
91
88
80
86
69
73
85
28
4
2
0
0
3
2

Low Clouds (% Sky Obscured)

21
23
21
23
36
31
33
33
30
33
34
25
14
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)

7
26
14
34
50
80
85
55
57
56
87
80
75
80
60
64
85
28
2
2
0
0
3
2

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)

1
1
2
4
5
5
5
5
5
5
5
5
5
4
3
2
2
1
1
1
2
2
2
3

Chance of Frost

Temperature (°C)

14
16
18
19
21
22
23
24
24
25
25
25
24
22
19
18
17
17
16
16
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
73
62
53
45
39
34
31
28
26
26
26
29
37
48
53
60
60
61
62
62
61
61
55

Pressure (mb)

1021
1021
1021
1020
1020
1019
1018
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1013
1013
1012
1012
1012
1011
1011

Ozone (du)

323
324
325
325
325
324
324
324
325
326
327
327
328
328
328
328
328
329
331
333
334
334
334
334

Saturday 25

Waxing Gibbous 88%

19:24

02:11

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

Sun - Rise: 05:59, Set: 21:36, Transit: 13:47. Moon - Rise: 19:24, Set: 02:11. Civil Dark: 22:17 - 05:18. Nautical Dark: 23:12 - 04:23. Astro Dark: 00:35 - 03:02

Total Clouds (% Sky Obscured)

4
2
12
26
1
10
48
64
38
51
88
63
60
87
49
33
74
95
97
95
93
90
89
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
4
5
0
16
16
0
0
0
0
0
0
0
0
0
0
0
0
13
30

Medium Clouds (% Sky Obscured)

0
0
7
2
0
5
30
33
20
29
41
25
29
34
12
26
5
28
37
31
72
81
89
88

High Clouds (% Sky Obscured)

4
2
2
24
1
0
9
21
2
2
31
40
37
77
46
17
61
62
94
87
81
60
43
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
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
4
12
33
54

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

Chance of Frost

Temperature (°C)

17
20
22
24
25
26
27
28
28
29
29
27
26
23
21
19
18
17
16
16
15
15
16
16

Feels Like (°C)

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

Dew Point (°C)

5
4
4
5
5
5
2
1
3
3
4
3
2
4
6
4
5
8
8
9
10
10
11
12

Relative Humidity (%)

44
35
30
29
27
24
19
17
19
18
20
21
22
28
37
35
41
55
58
63
68
70
74
77

Pressure (mb)

1010
1010
1010
1009
1009
1008
1007
1007
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006

Ozone (du)

335
337
337
338
338
337
335
336
333
332
332
330
328
327
327
327
327
327
327
326
326
326
328
328

Sunday 26

Waxing Gibbous 93%

20:14

03:07

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 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:00, Set: 21:34, Transit: 13:47. Moon - Rise: 20:14, Set: 03:07. Civil Dark: 22:15 - 05:20. Nautical Dark: 23:10 - 04:25. Astro Dark: 00:31 - 03:06

Total Clouds (% Sky Obscured)

85
82
82
84
84
85
88
92
90
89
75
72
79
72
77
75
69
68
64
70
76
68
55
41

Low Clouds (% Sky Obscured)

21
13
15
22
30
40
54
75
84
85
68
70
67
40
37
31
24
18
14
21
29
38
51
41

Medium Clouds (% Sky Obscured)

85
82
82
84
84
31
24
28
28
82
17
53
74
25
35
34
37
37
38
33
34
23
18
9

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
2
2

ISS Passover

Visibility (miles)

4
9
2
4
3
9
6
9
5
4
5
8
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
Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

56
87
73
58
67
38
38
43
59
63
68
69
58
41
18
14
8
0
1
1
0
0
0
0

Precipitation Amount (mm)

0
0.6
0.5
0.3
0.4
0
0
0
0.3
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
10
12
13
14
15
14
14
16
12
12
10
8
6
6
6
6
7
6
6
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
17
18
18
18
18
18
18
18
18
18
17
17
17
17
16
16
16
16
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

90
92
93
95
95
93
93
93
91
85
91
86
90
90
93
95
93
93
95
93
93
92
92
90

Pressure (mb)

1006
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1011
1011
1012
1012
1013
1013
1014
1014
1015
1016

Ozone (du)

331
333
332
338
339
343
344
348
352
350
351
351
347
344
342
340
338
337
336
335
334
333
332
333

Monday 27

Waxing Gibbous 97%

20:53

04:13

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

Sun - Rise: 06:02, Set: 21:33, Transit: 13:46. Moon - Rise: 20:53, Set: 04:13. Civil Dark: 22:13 - 05:21. Nautical Dark: 23:08 - 04:27. Astro Dark: 00:26 - 03:11

Total Clouds (% Sky Obscured)

47
54
54
41
39
39
46
54
60
48
21
7
15
8
2
2
3
3
11
17
24
27
30
33

Low Clouds (% Sky Obscured)

47
28
28
30
32
34
44
54
60
48
20
5
10
4
0
0
0
0
2
4
6
4
2
0

Medium Clouds (% Sky Obscured)

12
16
20
13
6
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
14
23
30

High Clouds (% Sky Obscured)

2
16
12
0
0
0
0
0
0
0
0
2
1
1
2
2
3
3
3
2
1
1
1
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)

6
7
8
9
8
9
10
10
10
10
9
7
7
7
5
4
3
2
1
1
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
13
10
8
8
8
7
7
8
9
8
9
9
9
9
9
9
8
8
8
7
8
7

Relative Humidity (%)

87
82
70
54
43
39
37
35
34
36
39
38
42
46
53
60
62
64
65
64
64
65
61
56

Pressure (mb)

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

Ozone (du)

334
334
334
333
332
331
329
328
328
327
326
326
325
325
324
324
324
325
325
325
325
325
326
327

Tuesday 28

Waxing Gibbous 100%

21:22

05:25

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

Sun - Rise: 06:03, Set: 21:31, Transit: 13:46. Moon - Rise: 21:22, Set: 05:25. Civil Dark: 22:12 - 05:23. Nautical Dark: 23:06 - 04:29. Astro Dark: 00:22 - 03:15

Total Clouds (% Sky Obscured)

33
33
32
31
29
24
17
13
11
7
4
0
0
0
0
0
0
0
10
20
28
30
30
32

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

25
21
13
6
5
4
1
1
0
0
0
0
0
0
0
0
0
0
7
15
21
13
7
0

High Clouds (% Sky Obscured)

0
0
1
1
1
1
1
2
3
2
1
0
0
0
0
0
0
0
8
15
23
25
24
22

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
4
4
4
4
5
5
6
6
7
8
7
6
6
5
5
5
5
5
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
48
42
38
34
31
28
28
27
27
28
30
33
37
44
50
51
52
53
51
47
45
43
41

Pressure (mb)

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

Ozone (du)

328
328
328
328
326
325
324
323
323
322
322
322
322
322
322
322
321
321
321
321
321
321
321
322

Wednesday 29

Full Moon 100%

21:44

06:40

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

Sun - Rise: 06:04, Set: 21:30, Transit: 13:46. Moon - Rise: 21:44, Set: 06:40. Civil Dark: 22:10 - 05:25. Nautical Dark: 23:04 - 04:31. Astro Dark: 00:18 - 03:18

Total Clouds (% Sky Obscured)

37
46
51
53
50
51
38
22
5
30
51
66
43
21
4
5
5
5

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

14
26
35
39
38
38
26
12
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

22
24
32
29
34
34
29
18
5
30
51
66
43
21
4
5
5
5

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
22
24
26
27
28
29
30
31
32
31
31
30
28
26
23
23
22

Feels Like (°C)

16
20
20
21
21
22
23
31
31
31
32
32
33
28
27
26
25
24

Dew Point (°C)

6
5
4
3
2
2
1
2
1
1
3
4
6
6
7
7
7
6

Relative Humidity (%)

39
32
27
22
20
18
16
15
15
14
16
18
20
24
29
35
35
34

Pressure (mb)

1020
1019
1019
1019
1019
1018
1018
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

322
322
321
321
321
321
322
322
323
323
322
321
321
321
320
320
320
320

Forecast for Elst, Flemish Brabant, Kingdom of Belgium (50.77,4.89)

Generated: 23/07/26 08:22:18. Forecast: 23/07/26 to 29/07/26. Timezone: UTC+2.00