Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 86%

16:05

04:36

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

Sun - Rise: 06:12, Set: 20:15, Transit: 13:14. Moon - Rise: 16:05, Set: 04:36. Civil Dark: 20:46 - 05:41. Nautical Dark: 21:24 - 05:02. Astro Dark: 22:06 - 04:20

Total Clouds (% Sky Obscured)

0
10
18
63
100
100
22
4
1
1
0
0
0
0
0
6
14
48
16
44
71
16
17
35

Low Clouds (% Sky Obscured)

0
10
18
27
12
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
18
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0

High Clouds (% Sky Obscured)

0
0
18
63
100
100
22
4
0
1
0
0
0
0
0
6
13
46
16
44
68
16
17
34

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 (%)

5
7
14
18
19
19
8
2
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
5
6
6
7
7
7
5
3
2
2
1
0
0
0
0
0
0
0
0
0
0
1
2

Chance of Frost

Temperature (°C)

20
21
22
22
23
22
21
19
16
14
14
13
13
12
12
12
11
11
10
11
14
16
18
20

Feels Like (°C)

20
21
22
23
23
22
21
19
18
16
15
14
13
13
13
12
12
12
11
12
14
15
16
19

Dew Point (°C)

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

Relative Humidity (%)

57
57
54
54
53
54
58
69
85
90
90
90
89
90
87
84
83
84
85
83
72
65
59
51

Pressure (mb)

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

Ozone (du)

384
380
378
378
377
372
369
368
368
367
366
364
362
360
359
358
357
358
361
363
364
365
364
364

Tuesday 28

Waxing Gibbous 92%

17:12

04:54

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

Sun - Rise: 06:10, Set: 20:16, Transit: 13:14. Moon - Rise: 17:12, Set: 04:54. Civil Dark: 20:47 - 05:39. Nautical Dark: 21:26 - 05:00. Astro Dark: 22:08 - 04:18

Total Clouds (% Sky Obscured)

17
19
45
78
69
100
99
61
70
65
71
56
60
48
62
88
75
61
71
87
100
74
88
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
17
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
34
65
30
63
59
32
52
38
28
13
23
0
0
0
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

12
19
20
27
47
100
99
42
49
45
34
44
39
48
62
88
73
59
69
87
100
59
78
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
1
3
12
11
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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
5
6
7
8
8
7
5
3
2
2
0
0
0
0
1
1
2
2
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
20
20
19
19
18
17
16
15
14
11
11
10
12
10
10
9
8
10
13
14
16
18

Dew Point (°C)

9
9
9
8
8
8
8
11
10
9
8
7
6
4
3
2
2
1
1
2
4
3
4
6

Relative Humidity (%)

46
44
41
39
39
42
45
59
67
67
66
63
60
54
50
49
50
49
48
52
48
41
39
38

Pressure (mb)

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

Ozone (du)

363
362
362
362
360
359
360
362
363
364
365
365
365
364
362
360
358
357
355
355
355
355
355
356

Wednesday 29

Waxing Gibbous 97%

18:18

05:13

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

Sun - Rise: 06:09, Set: 20:17, Transit: 13:14. Moon - Rise: 18:18, Set: 05:13. Civil Dark: 20:49 - 05:37. Nautical Dark: 21:27 - 04:59. Astro Dark: 22:10 - 04:16

Total Clouds (% Sky Obscured)

100
74
52
95
81
74
51
30
21
30
36
51
25
26
17
78
88
64
65
79
81
80
86
86

Low Clouds (% Sky Obscured)

0
0
3
51
46
62
51
30
13
30
33
27
25
23
10
4
4
3
28
28
29
27
29
26

Medium Clouds (% Sky Obscured)

0
0
0
45
37
35
1
2
16
14
15
38
5
11
0
67
88
64
60
79
81
80
86
86

High Clouds (% Sky Obscured)

100
48
24
20
22
8
17
0
2
18
36
2
1
6
6
10
0
0
0
3
28
50
79
84

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

3
4
11
26
36
36
36
18
10
4
5
8
3
3
1
0
2
2
5
3
8
8
4
4

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
3
3
3
6
4
2
5
7
7
7
7
7
6
5
8
9
9
7
8
10
11
11

Chance of Frost

Temperature (°C)

22
22
22
23
23
22
21
20
18
16
15
15
15
15
15
14
13
12
10
11
12
14
15
16

Feels Like (°C)

19
20
20
21
21
21
20
18
16
14
13
12
12
13
12
11
10
9
8
8
10
11
13
14

Dew Point (°C)

7
7
8
8
9
10
12
16
16
15
13
12
13
12
13
12
10
9
7
7
7
4
3
3

Relative Humidity (%)

38
38
38
40
40
44
54
77
86
92
86
84
86
84
87
84
83
81
80
78
67
50
44
41

Pressure (mb)

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

Ozone (du)

357
358
357
355
354
353
355
356
357
359
359
359
361
365
369
375
380
385
387
390
392
396
400
402

Thursday 30

Waxing Gibbous 99%

19:24

05:34

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

Sun - Rise: 06:08, Set: 20:18, Transit: 13:14. Moon - Rise: 19:24, Set: 05:34. Civil Dark: 20:50 - 05:36. Nautical Dark: 21:29 - 04:57. Astro Dark: 22:12 - 04:13

Total Clouds (% Sky Obscured)

85
85
85
85
85
85
85
80
80
75
65
40
18
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

20
16
11
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

84
80
63
48
38
25
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

85
85
85
85
85
85
85
80
80
75
65
40
18
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 (%)

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 (%)

2
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
16
16
16
16
15
14
12
10
10
8
7
7
7
6
6
6
6
7
10
13
16
18

Dew Point (°C)

4
4
5
5
6
7
6
6
8
9
8
6
4
1
-1
-2
-2
-2
-2
-1
0
-1
0
1

Relative Humidity (%)

41
41
42
43
46
48
50
58
70
80
81
80
73
59
49
48
48
48
48
49
45
35
32
31

Pressure (mb)

1022
1022
1022
1022
1021
1021
1021
1022
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024

Ozone (du)

400
397
396
395
395
394
394
394
395
396
396
398
399
399
398
394
393
392
391
390
389
387
387
386

Friday 1

Full Moon 100%

20:31

05:58

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

Sun - Rise: 06:06, Set: 20:20, Transit: 13:14. Moon - Rise: 20:31, Set: 05:58. Civil Dark: 20:51 - 05:34. Nautical Dark: 21:30 - 04:55. Astro Dark: 22:14 - 04:11

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
59
58
49
39
80
85
79
78
81
81
76
76
72
77
77
78

Low 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
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
15
33
51
69
57

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
25
24
17
15
30
35
29
33
33
28
23
14
7
6
3
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
21
22
21
22
21
20
20
17
12
11
11
11
9
9
8
8
8
8
8
8
13
14
16

Dew Point (°C)

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

Relative Humidity (%)

30
30
30
30
33
36
40
53
65
66
65
65
65
65
65
64
63
64
61
59
56
53
49
46

Pressure (mb)

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

Ozone (du)

386
386
386
386
387
387
387
385
383
382
382
381
379
379
377
376
374
373
372
372
371
371
370
370

Saturday 2

Waning Gibbous 98%

21:37

06:28

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

Sun - Rise: 06:05, Set: 20:21, Transit: 13:13. Moon - Rise: 21:37, Set: 06:28. Civil Dark: 20:52 - 05:33. Nautical Dark: 21:32 - 04:53. Astro Dark: 22:15 - 04:09

Total Clouds (% Sky Obscured)

80
80
81
79
71
57
43
29
26
24
26
37
49
54
48
48
50
51
51
47
60
75
82
63

Low Clouds (% Sky Obscured)

7
10
14
19
17
13
10
6
4
2
1
1
1
1
0
0
0
0
0
0
0
0
1
3

Medium Clouds (% Sky Obscured)

44
32
26
17
9
7
6
4
3
1
0
0
0
0
2
7
11
10
11
10
8
4
3
2

High Clouds (% Sky Obscured)

13
18
27
28
32
20
11
8
13
19
25
37
49
54
48
38
32
39
43
44
49
66
77
55

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
9
9
9
9
9
9
8
9
8
7
7
7
7
7
7
7
7
8
7
7
7
7

Relative Humidity (%)

45
45
44
45
45
45
51
58
65
67
69
71
72
73
76
77
77
78
73
70
64
60
55
50

Pressure (mb)

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

Ozone (du)

370
370
370
370
370
370
368
366
364
365
365
366
366
367
367
366
366
365
364
363
362
362
361
360

Sunday 3

Waning Gibbous 95%

22:41

07:05

12 Bad
13 OK
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: 06:03, Set: 20:22, Transit: 13:13. Moon - Rise: 22:41, Set: 07:05. Civil Dark: 20:54 - 05:31. Nautical Dark: 21:33 - 04:52. Astro Dark: 22:17 - 04:07

Total Clouds (% Sky Obscured)

46
30
49
69
89
90
95
100
99
99
98
95
91
88
85
83
81
81
81
82

Low Clouds (% Sky Obscured)

6
8
7
6
5
8
16
22
19
22
30
30
29
25
28
32
35
41
51
58

Medium Clouds (% Sky Obscured)

3
0
0
0
0
1
1
2
1
1
5
8
11
9
7
4
4
8
4
4

High Clouds (% Sky Obscured)

33
11
38
65
89
90
95
100
99
97
96
91
87
82
79
76
73
73
73
72

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 (%)

20
9
17
19
10
12
12
4
4
3
0
3
3
0
2
3
2
7
10
9

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)

6
7
8
9
9
9
7
5
4
2
1
0
0
1
1
1
0
0
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
17
20
19
19
19
19
18
12
13
13
12
12
11
10
10
10
10
9

Dew Point (°C)

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

Relative Humidity (%)

48
47
46
47
48
48
55
64
73
73
75
76
76
77
77
80
83
87
81
77

Pressure (mb)

1019
1018
1018
1018
1017
1017
1017
1017
1018
1018
1018
1019
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

360
359
358
358
357
357
358
358
359
360
360
361
360
360
360
360
360
360
360
360

Forecast for Margine Coperta-Traversagna, Provincia di Pistoia, Italy (43.88,10.76)

Generated: 27/04/26 12:14:18. Forecast: 27/04/26 to 03/05/26. Timezone: UTC+2.00