Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 92%

18:05

04:46

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

Sun - Rise: 06:06, Set: 20:02, Transit: 13:04. Moon - Rise: 18:05, Set: 04:46. Civil Dark: 20:32 - 05:36. Nautical Dark: 21:09 - 04:59. Astro Dark: 21:48 - 04:19

Total Clouds (% Sky Obscured)

3
2
2
0
0
1
1
7
11
18
8
1
39
27
9
15
38
30
19
55
37
23
37
38

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
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
6
13
7
7
18
18
10
20
19

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
0
14
0
0
39
27
9
1
14
17
7
33
5
3
2
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
1
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)

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

Chance of Frost

Temperature (°C)

19
16
13
11
10
10
9
9
8
8
8
7
8
12
17
18
20
21
21
22
22
21
21
20

Feels Like (°C)

20
16
14
12
11
10
10
9
9
7
7
6
9
12
17
18
20
21
21
21
20
20
20
19

Dew Point (°C)

10
8
5
4
3
3
3
4
4
5
4
4
3
4
5
3
1
-0
-0
0
1
3
4
4

Relative Humidity (%)

54
58
58
59
61
63
68
73
77
79
79
77
70
56
46
36
28
24
23
23
25
29
31
35

Pressure (mb)

1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014

Ozone (du)

347
345
344
345
344
343
342
340
339
339
339
340
339
340
341
341
342
343
344
345
345
345
346
346

Wednesday 29

Waxing Gibbous 97%

No Rise

05:07

19 OK
20 Bad
21 Bad
22 Bad
23 Bad
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

Sun - Rise: 06:04, Set: 20:03, Transit: 13:04. Moon - Rise: No Rise, Set: 05:07. Civil Dark: 20:33 - 05:34. Nautical Dark: 21:10 - 04:57. Astro Dark: 21:50 - 04:17

Total Clouds (% Sky Obscured)

43
51
55
80
91
97
84
100
100
100
86
87
83
99
96
89
99
100
92
94
100
73
86
98

Low Clouds (% Sky Obscured)

6
19
39
26
21
18
35
24
34
52
55
8
52
51
58
67
61
54
81
77
72
45
21
62

Medium Clouds (% Sky Obscured)

18
25
21
34
33
70
44
80
95
100
86
87
83
99
84
89
99
99
92
75
88
73
12
18

High Clouds (% Sky Obscured)

0
0
0
38
73
86
84
99
100
100
1
0
0
0
2
0
0
0
0
3
100
36
86
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
4
3
4
2
8
3

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

Precipitation Probability (%)

1
2
2
13
18
13
18
25
26
31
21
22
11
4
8
19
34
43
50
56
89
89
51
61

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.8
0.7
0
0.4

Wind Speed/Direction (mph)

4
4
4
3
3
3
3
3
3
3
3
4
4
4
4
3
3
4
4
4
3
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
4
1
1
1
2
2
2
3
2
2
2
3
5
6
6
7
7
5
7
7
13
17
15

Relative Humidity (%)

44
46
43
43
44
47
51
52
54
53
52
52
59
58
52
48
46
45
43
52
56
78
93
87

Pressure (mb)

1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

345
344
344
344
343
342
340
340
337
335
335
334
334
336
338
338
337
338
339
343
344
346
354
358

Thursday 30

Waxing Gibbous 99%

19:10

05:29

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

Sun - Rise: 06:03, Set: 20:04, Transit: 13:04. Moon - Rise: 19:10, Set: 05:29. Civil Dark: 20:34 - 05:33. Nautical Dark: 21:11 - 04:56. Astro Dark: 21:51 - 04:15

Total Clouds (% Sky Obscured)

69
75
78
27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
10
9
8

Low Clouds (% Sky Obscured)

29
39
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

13
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
5
4

High Clouds (% Sky Obscured)

54
60
78
27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
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 (%)

33
9
1
0
0
0
0
1
2
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
5
6
7
7
6
6
6
6
6
6
5
4
4
3
4
4
5
5
6
7
8
7

Chance of Frost

Temperature (°C)

16
13
12
10
9
8
7
6
5
4
4
4
5
8
12
14
16
16
17
18
17
17
17
16

Feels Like (°C)

16
15
12
11
9
8
7
5
5
4
3
3
4
8
12
13
15
16
17
18
17
16
16
15

Dew Point (°C)

14
12
10
9
6
6
4
3
2
1
1
1
1
2
1
-2
-2
-3
-4
-4
-4
-3
1
5

Relative Humidity (%)

90
92
92
88
84
84
81
82
79
79
77
77
75
63
47
34
29
26
23
23
23
25
34
48

Pressure (mb)

1018
1019
1020
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021

Ozone (du)

363
370
377
378
380
380
381
382
381
382
387
387
388
389
391
391
392
390
388
388
388
389
391
392

Friday 1

Full Moon 100%

20:15

05:56

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

Sun - Rise: 06:02, Set: 20:05, Transit: 13:04. Moon - Rise: 20:15, Set: 05:56. Civil Dark: 20:36 - 05:31. Nautical Dark: 21:13 - 04:54. Astro Dark: 21:53 - 04:13

Total Clouds (% Sky Obscured)

7
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
11
22
31
29
24
24
15
7

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
17
27
17
9
0
0
0

Medium Clouds (% Sky Obscured)

3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
8
15
19
10
4

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
1
1

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

Chance of Frost

Temperature (°C)

15
12
10
9
8
7
7
6
6
6
6
6
7
10
12
14
16
17
18
18
18
18
17
16

Feels Like (°C)

15
13
12
9
8
7
7
6
5
5
5
5
7
10
13
16
17
18
18
18
18
17
16
15

Dew Point (°C)

7
7
6
5
3
1
0
-1
-2
-2
-3
-2
-0
-1
0
2
1
1
0
-0
0
1
2
6

Relative Humidity (%)

59
72
77
74
71
66
63
60
58
57
56
57
58
49
45
43
36
33
30
29
29
31
37
49

Pressure (mb)

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

Ozone (du)

391
390
391
391
391
390
389
388
389
390
390
389
387
386
384
385
386
387
388
389
389
389
388
386

Saturday 2

Waning Gibbous 98%

21:19

06:27

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

Sun - Rise: 06:00, Set: 20:06, Transit: 13:04. Moon - Rise: 21:19, Set: 06:27. Civil Dark: 20:37 - 05:30. Nautical Dark: 21:14 - 04:53. Astro Dark: 21:55 - 04:12

Total Clouds (% Sky Obscured)

7
4
3
4
5
4
4
9
15
21
16
12
9
62
53
51
58
67
78
85
92
99
98
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
7
11
7
4
0
0
0
0
6
12
20
18
15
13
7
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
5
5
0
10
19
29
49
68

High Clouds (% Sky Obscured)

7
4
3
4
5
4
4
6
7
12
11
10
9
21
24
31
44
57
69
79
88
98
98
97

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)

7
5
4
4
4
3
4
4
4
4
4
4
3
3
2
4
5
6
7
8
8
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
71
77
83
87
90
90
91
91
91
91
91
85
76
63
55
46
42
39
37
39
43
46
52

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

382
377
375
375
373
370
368
365
363
362
361
359
358
357
357
357
356
356
355
354
355
356
357
358

Sunday 3

Waning Gibbous 95%

22:22

07:05

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

Sun - Rise: 05:59, Set: 20:07, Transit: 13:04. Moon - Rise: 22:22, Set: 07:05. Civil Dark: 20:38 - 05:29. Nautical Dark: 21:15 - 04:51. Astro Dark: 21:56 - 04:10

Total Clouds (% Sky Obscured)

95
97
97
96
73
49
26
50
77
98
99
99
100
100
100
100
100
99
99
99
100
100
97
94

Low Clouds (% Sky Obscured)

0
0
0
0
3
12
16
21
20
26
38
46
55
65
69
63
65
67
63
65
62
67
75
82

Medium Clouds (% Sky Obscured)

88
84
80
73
51
30
9
10
8
9
18
28
34
55
71
88
90
93
96
96
96
95
72
49

High Clouds (% Sky Obscured)

95
96
93
92
70
39
8
38
67
97
97
98
98
98
98
98
96
93
92
94
97
100
88
76

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

Precipitation Probability (%)

0
0
0
0
1
2
2
5
7
4
8
8
2
12
20
27
41
49
54
57
61
62
53
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
10
11
11
11
10
9
9
8
9
8
7
7
12
10
11
10
10
10
15
16
17
15

Dew Point (°C)

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

Relative Humidity (%)

58
65
70
76
82
84
85
88
88
87
87
80
73
67
60
52
46
43
42
40
50
63
82
83

Pressure (mb)

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

Ozone (du)

359
360
360
360
360
360
360
360
358
357
356
356
356
355
357
359
361
361
360
360
359
359
358
357

Monday 4

Waning Gibbous 90%

23:20

07:51

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:58, Set: 20:09, Transit: 13:04. Moon - Rise: 23:20, Set: 07:51. Civil Dark: 20:39 - 05:27. Nautical Dark: 21:17 - 04:50. Astro Dark: 21:58 - 04:08

Total Clouds (% Sky Obscured)

91
92
93
93
96
98
100
100
100
100
100
99
99
98
98
97
95
91
87

Low Clouds (% Sky Obscured)

90
91
92
93
96
98
100
100
100
100
100
99
99
98
98
97
91
82
74

Medium Clouds (% Sky Obscured)

26
21
16
10
9
8
11
11
10
6
5
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

64
44
25
5
28
51
70
70
68
75
70
70
60
57
56
60
45
31
12

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

Precipitation Probability (%)

26
36
35
34
40
40
27
65
52
24
33
31
19
27
24
5
10
10
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
4
4
4
4
4
4
4
4
4
4
4
4
3
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
87
86
84
83
81
80
79
77
76
77
76
76
68
59
53
49
45

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013

Ozone (du)

357
356
355
355
354
354
353
353
353
354
354
354
354
354
354
354
353
353
352

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

Generated: 28/04/26 19:20:52. Forecast: 28/04/26 to 04/05/26. Timezone: UTC+2.00