Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 29

Waxing Crescent 5%

No Rise

22:45

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

Sun - Rise: 06:04, Set: 20:03, Transit: 13:04. Moon - Rise: No Rise, Set: 22:45. Civil Dark: 20:33 - 05:34. Nautical Dark: 21:10 - 04:57. Astro Dark: 21:50 - 04:17

Total Clouds (% Sky Obscured)

1
0
4
1
1
2
86
88
99
100
99
100
100
100
54
5
18
23
29
19
3
0
0
31

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
6
23
52
48
4
0
0
0
1
1
1
2
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
32
17
4
9
28
69
66
84
50
5
4
5
2
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
4
0
0
1
86
88
99
100
99
100
100
100
48
0
16
23
29
19
3
0
0
31

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
2
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
1
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
Very Light Rain
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
11
32
48
64
63
79
56
18
18
13
20
13
4
1
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
12
15
17
19
19
20
20
20
19
18
17
17
16
14
13
12
11
11
11
10
11
10
10

Feels Like (°C)

10
14
17
19
21
21
21
21
20
19
18
17
18
16
14
12
12
11
13
12
12
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

84
76
68
58
49
44
41
39
42
54
63
64
79
83
86
84
87
86
86
85
85
85
84
85

Pressure (mb)

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

Ozone (du)

349
347
346
346
348
349
351
353
353
352
351
353
359
363
362
361
360
362
363
362
362
363
365
367

Wednesday 30

Waxing Crescent 11%

07:33

23:59

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

Sun - Rise: 06:03, Set: 20:04, Transit: 13:04. Moon - Rise: 07:33, Set: 23:59. Civil Dark: 20:35 - 05:32. Nautical Dark: 21:12 - 04:55. Astro Dark: 21:52 - 04:15

Total Clouds (% Sky Obscured)

15
1
1
0
5
9
11
34
44
74
54
30
25
28
7
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
4
8
4
10
35
35
15
3
3
2
2
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
12
15
10
6
4
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

15
0
0
0
0
0
2
5
5
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
2
2
3
9
9
9
9
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
38
38
38
36
36

Precipitation Type

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

Precipitation Probability (%)

0
0
0
1
28
42
41
42
46
32
27
31
28
25
8
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
2
2
3
3
4
4
5
5
5
6
6
4
3
3
3
3
3
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

10
13
15
17
19
20
21
21
21
21
20
19
19
16
14
13
13
13
12
11
11
11
10
10

Feels Like (°C)

12
15
17
19
21
22
22
22
21
21
19
19
19
16
14
15
15
14
13
13
12
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

84
79
70
63
55
62
65
57
54
57
62
71
81
87
90
89
89
87
86
86
84
84
84
84

Pressure (mb)

1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

367
366
365
365
365
366
367
368
367
366
366
366
366
368
368
367
366
365
365
366
366
365
363
361

Thursday 1

Waxing Crescent 20%

08:32

01:01

07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
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 Good
04 Good
05 Good
06 Good

Sun - Rise: 06:01, Set: 20:06, Transit: 13:04. Moon - Rise: 08:32, Set: 01:01. Civil Dark: 20:36 - 05:31. Nautical Dark: 21:13 - 04:54. Astro Dark: 21:53 - 04:13

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High 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

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 (%)

29
24
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
2
4
3
4
1
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
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
14
16
18
20
21
22
22
22
22
22
21
19
16
15
14
13
12
12
11
11
11
10
11

Feels Like (°C)

12
16
19
21
22
23
24
23
22
22
22
22
21
18
17
16
14
13
13
12
12
12
12
13

Dew Point (°C)

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

Relative Humidity (%)

83
78
67
58
52
46
41
39
38
39
41
48
59
67
70
72
72
75
76
76
79
80
81
81

Pressure (mb)

1020
1020
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1020
1020
1021
1021
1021

Ozone (du)

360
360
358
357
357
357
357
355
353
352
349
348
346
345
343
343
341
340
340
342
345
346
347
347

Friday 2

Waxing Crescent 30%

09:40

01:49

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

Sun - Rise: 06:00, Set: 20:07, Transit: 13:04. Moon - Rise: 09:40, Set: 01:49. Civil Dark: 20:37 - 05:30. Nautical Dark: 21:14 - 04:52. Astro Dark: 21:55 - 04:11

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
0
0
1
0
0
0
25
4
5
3
7
28
84

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
0
0
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)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
25
4
5
3
7
24
84

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
68
61
56
51
46
40
38
37
39
47
58
68
76
77
76
79
80
82
83
81
80
80
80

Pressure (mb)

1021
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

347
346
346
345
345
344
344
343
343
342
340
340
339
338
339
340
339
337
337
336
337
338
339
339

Saturday 3

Waxing Crescent 41%

10:52

02:26

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

Sun - Rise: 05:59, Set: 20:08, Transit: 13:04. Moon - Rise: 10:52, Set: 02:26. Civil Dark: 20:38 - 05:28. Nautical Dark: 21:16 - 04:51. Astro Dark: 21:57 - 04:09

Total Clouds (% Sky Obscured)

96
100
100
81
100
100
100
100
100
100
97
94
92
60
56
47
34
21
6
14
20
30
28
26

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
1
0
2
5

Medium Clouds (% Sky Obscured)

0
0
0
1
84
85
85
90
95
100
97
94
92
60
56
47
34
19
4
3
2
2
2
3

High Clouds (% Sky Obscured)

93
100
100
68
100
100
100
100
100
100
97
93
89
60
39
8
6
3
1
12
20
30
26
17

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

Chance of Frost

Temperature (°C)

13
16
17
19
21
22
21
22
22
22
21
20
18
16
15
14
13
13
12
11
11
11
10
11

Feels Like (°C)

12
16
17
19
21
21
21
20
20
20
19
18
18
15
15
14
14
14
13
12
12
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

76
67
61
53
51
49
46
47
44
43
46
54
62
65
66
65
68
69
70
71
71
71
69
65

Pressure (mb)

1021
1021
1021
1021
1021
1020
1020
1019
1019
1018
1018
1018
1018
1018
1017
1017
1018
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

338
338
338
338
338
339
340
338
338
337
336
335
334
334
334
335
336
336
335
335
335
336
336
336

Sunday 4

First Quarter 52%

12:03

02:54

07 OK
08 OK
09 OK
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

Sun - Rise: 05:58, Set: 20:09, Transit: 13:04. Moon - Rise: 12:03, Set: 02:54. Civil Dark: 20:39 - 05:27. Nautical Dark: 21:17 - 04:49. Astro Dark: 21:58 - 04:08

Total Clouds (% Sky Obscured)

25
30
39
48
60
71
82
77
75
78
86
92
96
98
99
100
100
100
100
96
90
83
57
32

Low Clouds (% Sky Obscured)

7
6
5
4
6
16
19
26
26
35
44
48
51
64
72
70
70
69
59
63
62
73
55
32

Medium Clouds (% Sky Obscured)

4
4
4
7
6
5
5
8
9
14
15
15
11
17
17
18
42
70
98
89
79
69
46
24

High Clouds (% Sky Obscured)

11
21
36
48
60
66
78
72
66
60
70
81
91
94
96
99
83
67
53
60
67
74
53
31

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
Very Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

0
0
1
2
15
28
40
57
70
82
84
81
75
76
70
78
90
95
95
95
95
95
95
85

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.4
0.5
0.6
0.6
0.4
0.5
0.4
0.4
0.7
0.9
1
1.1
1.2
0.9
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
16
17
17
18
18
18
21
19
19
20
20
22
13
13
15
14
14
15
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

61
57
48
40
34
33
32
31
34
37
40
47
58
69
69
68
69
70
71
74
75
76
79
73

Pressure (mb)

1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1009
1009

Ozone (du)

336
335
336
337
338
338
338
339
338
337
337
337
337
337
338
338
339
340
341
342
344
345
347
346

Monday 5

Waxing Gibbous 62%

13:12

03:17

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 Bad

Sun - Rise: 05:56, Set: 20:10, Transit: 13:04. Moon - Rise: 13:12, Set: 03:17. Civil Dark: 20:41 - 05:26. Nautical Dark: 21:18 - 04:48. Astro Dark: 22:00 - 04:06

Total Clouds (% Sky Obscured)

7
26
46
65
76
85
95
92
90
88
91
95
98
92
86
80
82
86
88

Low Clouds (% Sky Obscured)

7
9
13
12
16
20
21
25
29
25
19
17
15
10
7
0
0
0
0

Medium Clouds (% Sky Obscured)

2
2
3
4
4
3
5
5
5
2
3
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

7
26
46
64
74
84
94
90
87
84
80
75
60
59
61
67
75
83
88

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

61
72
56
21
51
71
73
78
75
75
67
56
37
24
12
11
9
8
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
16
15
14
14
13
14
17
17
17
18
19
20
12
13
14
13
13

Dew Point (°C)

8
7
7
5
3
3
2
3
4
5
5
7
9
11
10
10
10
10
9

Relative Humidity (%)

68
64
54
46
38
37
37
36
38
41
44
54
64
78
80
82
83
84
84

Pressure (mb)

1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

344
343
343
343
343
343
344
345
345
344
344
344
344
344
344
345
346
346
346

Forecast for Via Case Sparse, Province of Rome, Italy (41.66,13.10)

Generated: 29/04/25 06:18:04. Forecast: 29/04/25 to 05/05/25. Timezone: UTC+2.00