Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 3

Waning Crescent 30%

04:37

14:52

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Good

Sun - Rise: 06:05, Set: 21:11, Transit: 13:38. Moon - Rise: 04:37, Set: 14:52. Civil Dark: 21:51 - 05:26. Nautical Dark: 22:43 - 04:33. Astro Dark: 23:52 - 03:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
50
47
8

Low Clouds (% Sky Obscured)

73
83
100
100
100
100
100
100
100
100
100
100
100
100
97
90
94
85
43
99
63
40
10
6

Medium Clouds (% Sky Obscured)

89
100
99
100
88
65
100
95
70
76
92
93
79
86
92
92
97
90
30
71
68
41
28
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
93
45
3
0
0
3
4
41
100
94
96
76
87
100
95
100
4
3

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
12
17
15
14
12
11
13
12
12
15
16
18
16
19
17
18
19
19
15
13
11
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
88
91
91
90
90
90
92
88
85
85
85
85
83
82
80
77
73
87
86
88
88
91

Pressure (mb)

1002
1002
1002
1002
1003
1003
1003
1004
1004
1005
1006
1007
1007
1008
1008
1009
1010
1011
1011
1010
1011
1011
1012
1012

Ozone (du)

373
374
374
374
375
376
377
376
376
377
378
378
378
378
375
371
369
372
373
374
378
382
389
389

Saturday 4

Waning Crescent 19%

04:50

16:21

00 OK
01 OK
02 Bad
03 OK
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

Sun - Rise: 06:03, Set: 21:13, Transit: 13:38. Moon - Rise: 04:50, Set: 16:21. Civil Dark: 21:53 - 05:24. Nautical Dark: 22:46 - 04:31. Astro Dark: 23:56 - 03:21

Total Clouds (% Sky Obscured)

9
19
48
37
100
45
82
96
100
90
90
98
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
13
35
33
30
45
51
72
66
66
79
100
100
100
96

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
18
56
85
96
94
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

7
12
20
20
100
80
93
98
100
88
80
80
94
89
75
91
96
100
100
100
97
86
76
15

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
6
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
6
32
54
69
78
82
66
81
87
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.7
0.3
0.5
0.5
0.8
0.9
0.9

Wind Speed/Direction (mph)

7
7
6
6
6
5
5
5
6
7
7
8
8
8
8
8
8
11
7
4
5
5
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
93
91
91
91
93
88
81
75
70
66
59
58
62
68
76
80
80
81
84
84
84

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010

Ozone (du)

388
388
390
390
388
387
387
386
386
386
387
387
387
387
389
394
398
400
401
403
407
412
416
416

Sunday 5

Waning Crescent 11%

05:02

17:50

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

Sun - Rise: 06:02, Set: 21:15, Transit: 13:38. Moon - Rise: 05:02, Set: 17:50. Civil Dark: 21:55 - 05:22. Nautical Dark: 22:48 - 04:28. Astro Dark: N/A - 03:17

Total Clouds (% Sky Obscured)

100
100
98
100
100
100
100
99
91
100
100
100
100
100
95
97
100
100
96
87
94
96
100
94

Low Clouds (% Sky Obscured)

75
62
81
84
78
79
80
95
96
89
79
71
65
68
77
86
96
75
45
27
54
64
64
54

Medium Clouds (% Sky Obscured)

100
100
98
100
100
99
100
87
68
67
66
76
100
100
66
48
62
51
61
80
88
58
67
68

High Clouds (% Sky Obscured)

20
21
24
53
77
78
97
31
29
91
100
100
100
93
82
76
76
94
75
66
70
95
100
90

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

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

Precipitation Probability (%)

95
95
95
95
95
87
88
81
90
95
67
61
51
44
29
16
8
6
6
7
7
13
38
52

Precipitation Amount (mm)

0.5
0.6
1
1.4
0.8
0.6
0.7
0.7
0.8
1.3
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
85
83
84
87
87
87
83
77
71
66
60
56
55
55
53
53
55
63
73
76
86
92

Pressure (mb)

1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1008
1009
1008
1008
1008
1008
1008
1008

Ozone (du)

415
413
413
414
414
415
416
417
415
413
411
406
403
403
403
401
399
398
397
396
396
399
400
401

Monday 6

Waning Crescent 4%

05:14

19:21

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

Sun - Rise: 06:00, Set: 21:16, Transit: 13:38. Moon - Rise: 05:14, Set: 19:21. Civil Dark: 21:57 - 05:20. Nautical Dark: 22:51 - 04:26. Astro Dark: 00:00 - 03:12

Total Clouds (% Sky Obscured)

82
77
69
63
61
74
88
100
100
100
100
100
100
99
97
99
94
96
93
54
63
55
78
100

Low Clouds (% Sky Obscured)

47
43
42
36
25
25
30
30
30
30
30
47
59
67
47
29
6
2
10
1
12
23
34
50

Medium Clouds (% Sky Obscured)

72
64
60
57
54
49
44
44
39
39
22
17
28
38
53
60
61
60
62
57
56
55
78
100

High Clouds (% Sky Obscured)

74
67
65
58
53
24
46
84
100
45
64
87
48
44
43
81
68
83
68
60
68
62
61
61

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

57
51
41
36
36
39
53
66
78
72
53
48
54
55
58
52
35
41
55
56
49
53
58
53

Precipitation Amount (mm)

0.4
0
0
0
0
0
0.3
0.4
0.7
0.6
0
0
0.3
0.4
0.6
0.4
0
0
0.3
0.3
0
0
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
10
10
9
9
9
10
10
11
13
14
15
16
17
16
16
16
15
15
14
13
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
96
98
98
98
98
98
98
93
89
79
73
73
74
71
67
68
71
79
83
89
90

Pressure (mb)

1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1011
1011

Ozone (du)

404
406
406
406
406
407
408
408
409
408
409
410
412
413
413
412
412
412
413
416
414
413
413
413

Tuesday 7

Waning Crescent 1%

05:27

20:54

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

Sun - Rise: 05:58, Set: 21:18, Transit: 13:38. Moon - Rise: 05:27, Set: 20:54. Civil Dark: 21:58 - 05:18. Nautical Dark: 22:53 - 04:23. Astro Dark: 00:04 - 03:08

Total Clouds (% Sky Obscured)

95
98
83
100
90
100
100
100
100
100
100
98
96
95
93
90
89
75
64
55
94
93
93
93

Low Clouds (% Sky Obscured)

57
70
78
90
85
94
98
100
100
100
100
95
90
85
81
79
75
53
31
15
85
79
73
76

Medium Clouds (% Sky Obscured)

93
98
71
66
80
95
91
85
71
62
46
54
62
73
75
75
78
72
65
65
64
62
61
43

High Clouds (% Sky Obscured)

55
46
41
40
40
38
32
41
68
53
40
33
32
40
40
40
45
45
55
60
83
85
88
88

ISS Passover

Visibility (miles)

6
9
9
9
9
9
9
9
7
6
6
4
3
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

39
27
23
23
23
29
52
69
76
84
90
95
94
67
45
28
25
27
25
39
28
22
16
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.6
0.6
1
0.8
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
10
10
10
10
11
11
11
12
12
12
12
12
12
12
12
11
10
10

Relative Humidity (%)

93
95
96
96
98
98
98
98
98
96
96
96
98
96
96
96
95
95
95
93
93
95
93
93

Pressure (mb)

1012
1012
1012
1013
1013
1013
1014
1015
1015
1016
1016
1017
1018
1019
1019
1020
1020
1020
1021
1021
1022
1022
1023
1023

Ozone (du)

415
416
415
414
412
410
408
406
401
399
399
396
394
396
397
395
394
393
391
389
389
389
388
388

Wednesday 8

New Moon 0%

05:45

22:27

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 OK
14 OK
15 OK
16 Bad
17 OK
18 OK
19 OK
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 05:56, Set: 21:20, Transit: 13:38. Moon - Rise: 05:45, Set: 22:27. Civil Dark: 22:00 - 05:16. Nautical Dark: 22:55 - 04:21. Astro Dark: 00:08 - 03:03

Total Clouds (% Sky Obscured)

93
94
95
96
97
87
77
64
68
73
75
62
49
36
42
42
49
40
32
21
16
15
12
9

Low Clouds (% Sky Obscured)

79
86
80
74
71
76
80
80
75
70
64
60
52
45
55
60
65
47
38
27
12
9
5
3

Medium Clouds (% Sky Obscured)

25
7
15
19
24
16
8
1
9
23
37
29
17
6
4
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

87
84
87
89
92
72
52
31
38
45
53
38
22
7
7
6
4
3
1
0
2
5
6
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 (%)

10
1
3
4
3
1
2
1
4
3
0
2
1
0
2
1
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)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
9
10
10
10
11
12
14
15
16
17
17
18
18
17
17
16
15
13
12

Feels Like (°C)

10
10
10
8
8
8
8
8
7
9
9
9
10
10
11
18
17
17
18
18
19
15
15
14

Dew Point (°C)

9
10
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8
9
9
9
10
9
8
8

Relative Humidity (%)

93
95
93
95
93
95
95
91
90
83
76
70
64
60
56
56
54
53
57
61
66
67
70
73

Pressure (mb)

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

Ozone (du)

388
388
387
387
387
387
387
387
387
387
386
386
386
386
385
385
384
384
382
380
378
377
377
376

Thursday 9

Waxing Crescent 3%

06:09

23:54

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

Sun - Rise: 05:55, Set: 21:21, Transit: 13:38. Moon - Rise: 06:09, Set: 23:54. Civil Dark: 22:02 - 05:14. Nautical Dark: 22:58 - 04:18. Astro Dark: 00:13 - 02:59

Total Clouds (% Sky Obscured)

6
3
10
14
14
15
11
12
19
31
46
54
62
73
83
92
100
99
99
98
98
99
100
100

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
5
10
17
29
46
59
39
18
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
3
13
26
37
23
10
3
23
41
60
46
35
22
29

High Clouds (% Sky Obscured)

4
2
8
14
19
15
11
11
22
37
47
52
59
67
78
89
100
100
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
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
4
4
4
4
4
4
4
4
4
4
5
4
4
4
6
8
9
8
7
5
5
4
4

Chance of Frost

Temperature (°C)

11
11
10
9
9
9
9
10
11
12
14
16
17
18
20
19
19
19
18
17
16
15
14
12

Feels Like (°C)

14
14
13
10
10
9
9
9
8
12
12
13
14
14
15
20
19
19
19
19
18
13
13
12

Dew Point (°C)

7
7
6
6
6
6
6
6
6
7
7
7
7
7
7
7
7
8
8
9
9
9
8
8

Relative Humidity (%)

75
76
77
78
81
81
80
77
74
67
60
54
50
46
42
44
46
47
52
57
62
66
69
73

Pressure (mb)

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

Ozone (du)

376
375
375
372
369
367
365
362
360
359
358
357
356
355
355
354
352
351
351
351
350
349
348
346

Forecast for Leiden, Gemeente Leiden, Netherlands (52.16,4.50)

Generated: 03/05/24 19:19:30. Forecast: 03/05/24 to 09/05/24. Timezone: UTC+2.00