Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 4

Waning Gibbous 88%

No Rise

08:34

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:30, Set: 21:47, Transit: 13:38. Moon - Rise: No Rise, Set: 08:34. Civil Dark: 22:32 - 04:45. Nautical Dark: 23:37 - 03:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
82
86
100
100
100
100
100
100
100
100
100
98
100
86
100
91
95
75
47
39
45
53
40

Low Clouds (% Sky Obscured)

77
82
55
51
52
44
51
56
44
38
50
58
61
72
79
51
52
39
35
45
31
44
53
40

Medium Clouds (% Sky Obscured)

77
82
86
100
91
100
100
100
100
100
82
82
93
10
75
65
40
57
6
2
7
0
0
1

High Clouds (% Sky Obscured)

77
82
86
100
93
100
100
100
100
100
100
100
89
100
85
80
66
80
41
7
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

59
51
34
25
12
19
19
18
14
52
78
95
95
89
83
90
68
59
63
47
10
18
2
0

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0.2
0.5
0.7
0.8
0.6
0.3
0.5
0
0
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

8
7
7
12
12
14
13
14
14
16
17
18
18
18
18
18
16
16
16
16
15
13
13
13

Chance of Frost

Temperature (°C)

15
15
15
15
15
15
14
14
15
16
16
16
17
17
17
17
17
17
16
15
15
14
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
89
90
92
90
89
84
86
80
79
77
77
78
73
63
72
71
73
78
84
87
86
89

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1004
1005
1006
1007

Ozone (du)

365
369
372
375
371
370
369
368
370
374
377
379
382
381
384
389
393
397
396
394
390
393
400
402

Friday 5

Waning Gibbous 81%

01:13

09:47

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
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 Bad
00 OK

Sun - Rise: 05:29, Set: 21:48, Transit: 13:39. Moon - Rise: 01:13, Set: 09:47. Civil Dark: 22:33 - 04:44. Nautical Dark: 23:39 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

56
69
69
69
72
86
81
95
83
57
71
83
79
81
78
84
66
72
54
44
19
64
40
33

Low Clouds (% Sky Obscured)

56
62
60
68
72
76
59
64
71
28
58
68
59
71
67
70
54
43
50
31
0
0
0
0

Medium Clouds (% Sky Obscured)

5
11
13
2
1
37
42
68
15
22
22
16
17
11
5
12
12
18
6
16
10
45
28
19

High Clouds (% Sky Obscured)

0
0
1
2
0
0
0
0
0
0
0
0
0
0
0
1
11
6
1
1
1
0
1
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
6
5
6
5
5
5
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
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
5
5
2
2
8
15
25
48
61
58
58
68
72
54
41
18
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
13
12
12
12
12
13
14
15
15
16
16
16
17
17
17
16
17
16
15
14
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
95
93
86
79
73
75
71
70
72
68
69
78
71
67
76
78
75
78
80
84
89
90

Pressure (mb)

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

Ozone (du)

401
400
400
400
400
400
402
400
391
385
384
381
378
375
372
368
368
373
376
370
369
365
364
364

Saturday 6

Waning Gibbous 72%

01:31

11:01

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:28, Set: 21:49, Transit: 13:39. Moon - Rise: 01:31, Set: 11:01. Civil Dark: 22:34 - 04:44. Nautical Dark: 23:40 - 03:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
100
81
97
100
100
100
100
95
96
90
98
100
100
96
98
100
87
89
94
92
87
87
86

Low Clouds (% Sky Obscured)

0
0
0
0
12
0
0
0
37
24
47
59
52
45
55
46
45
35
37
55
69
74
73
67

Medium Clouds (% Sky Obscured)

25
36
57
72
75
100
94
100
94
95
72
86
98
79
87
89
100
23
28
72
64
69
12
13

High Clouds (% Sky Obscured)

76
100
28
82
100
100
100
100
26
18
0
29
65
65
44
95
86
81
71
50
25
5
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
5
6
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
Light Rain
None
None
None
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
3
21
30
28
23
7
8
18
38
35
83
34
19
52
81
47
32
32
40
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0
0
0
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
6
6
6
7
8
8
10
11
11
11
12
12
12
12
15
14
15
15
14
14
16

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
12
13
13
14
15
16
16
17
17
17
16
17
16
16
15
15
14
14

Feels Like (°C)

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

Dew Point (°C)

10
10
9
9
9
10
10
10
10
9
7
6
6
7
9
15
13
13
12
13
13
13
12
12

Relative Humidity (%)

90
90
90
90
90
88
86
84
80
71
59
50
48
53
60
89
82
78
77
82
89
89
89
84

Pressure (mb)

1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1011
1011
1011
1011
1012
1013
1014
1014

Ozone (du)

366
365
365
365
365
366
369
371
375
373
370
371
375
380
382
384
390
393
394
391
387
386
393
398

Sunday 7

Waning Gibbous 63%

01:46

12:16

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:28, Set: 21:50, Transit: 13:39. Moon - Rise: 01:46, Set: 12:16. Civil Dark: 22:35 - 04:43. Nautical Dark: 23:42 - 03:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
87
89
92
92
93
95
94
95
95
96
98
100
92
86
79
69
74
71
81
91
100
99
87

Low Clouds (% Sky Obscured)

64
71
77
84
84
85
85
85
87
88
74
61
48
50
53
55
47
39
31
21
10
0
0
0

Medium Clouds (% Sky Obscured)

82
18
17
16
19
17
20
17
17
15
9
4
0
7
15
20
15
12
6
4
2
32
44
32

High Clouds (% Sky Obscured)

0
2
0
0
1
2
5
16
28
41
61
82
100
68
35
3
12
20
29
53
76
100
99
87

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 (%)

13
11
14
7
11
13
18
4
5
1
8
5
3
14
6
1
0
1
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)

16
16
16
16
16
15
15
14
15
14
14
13
11
10
11
11
9
6
5
5
5
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
8
8
8
9
9
10
10
10
11
12
14
16
17
16
17
19
18
18
16
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

83
79
78
76
76
78
79
79
80
76
77
75
73
69
60
59
60
54
56
67
72
74
76
83

Pressure (mb)

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

Ozone (du)

392
384
380
378
375
373
370
367
366
365
365
365
365
366
365
364
362
359
357
358
359
359
359
361

Monday 8

Third Quarter 52%

01:59

13:31

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:28, Set: 21:51, Transit: 13:39. Moon - Rise: 01:59, Set: 13:31. Civil Dark: 22:36 - 04:42. Nautical Dark: 23:43 - 03:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
94
88
82
84
93
99
100
100
100
100
99
98
98
98
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
14
23
37
51
66
50
34
19
37
54
69
75
81

Medium Clouds (% Sky Obscured)

44
49
69
74
68
39
58
81
40
97
98
39
87
76
66
55
60
64
64
74
85
98
98
99

High Clouds (% Sky Obscured)

99
82
64
46
62
81
99
100
100
100
100
99
98
70
41
12
41
71
100
100
100
100
100
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
8

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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
3
6
18
20
20
21
23
24
55
71
80
86
86

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.5

Wind Speed/Direction (mph)

4
5
5
6
6
6
6
6
7
7
9
9
10
10
10
9
9
9
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
10
11
10
10
11
13
14
16
17
18
18
19
19
19
19
19
19
19
14
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

83
83
86
83
83
84
82
74
68
63
58
56
55
54
54
54
54
59
66
72
76
79
83
86

Pressure (mb)

1022
1022
1021
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1013
1013
1013

Ozone (du)

359
360
361
362
364
362
361
361
361
361
362
367
367
365
366
366
367
366
365
365
365
366
367
373

Tuesday 9

Waning Crescent 41%

02:11

14:48

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK

Sun - Rise: 05:27, Set: 21:51, Transit: 13:39. Moon - Rise: 02:11, Set: 14:48. Civil Dark: 22:37 - 04:42. Nautical Dark: 23:44 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
99
99
98
97
96
85
75
65
70
76
81
86
90
94
91
88
86
81
78
75
54
33

Low Clouds (% Sky Obscured)

87
78
68
58
59
59
60
51
43
34
43
53
65
69
73
74
70
68
66
57
56
57
37
19

Medium Clouds (% Sky Obscured)

99
99
99
99
97
94
90
76
62
49
35
21
7
15
8
9
8
7
3
3
2
2
4
6

High Clouds (% Sky Obscured)

100
87
77
70
63
51
37
24
12
0
0
0
0
0
0
0
7
14
21
14
13
13
10
6

ISS Passover

Visibility (miles)

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

Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

86
83
78
66
61
55
40
45
48
50
52
50
44
39
38
35
26
16
4
7
6
2
5
4

Precipitation Amount (mm)

0.5
0.4
0.4
0.2
0.2
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
9
10
11
11
12
13
14
14
15
15
16
16
15
14
13
11
9
7
5
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
95
93
93
93
92
92
89
82
75
69
60
53
46
49
50
51
55
57
59
60
61
62
67

Pressure (mb)

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

Ozone (du)

380
386
391
397
402
406
410
413
412
410
409
409
410
410
402
394
386
381
376
371
367
363
359
356

Wednesday 10

Waning Crescent 30%

02:24

16:09

Sun - Rise: 05:27, Set: 21:52, Transit: 13:40. Moon - Rise: 02:24, Set: 16:09. Civil Dark: 22:38 - 04:41. Nautical Dark: 23:45 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 04/06/26 00:38:38. Forecast: 04/06/26 to 10/06/26. Timezone: UTC+2.00