Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 86%

15:56

04:26

15 Bad
16 Bad
17 Bad
18 Bad
19 Good
20 OK
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 Good
13 Good
14 Good

Sun - Rise: 06:07, Set: 20:01, Transit: 13:05. Moon - Rise: 15:56, Set: 04:26. Civil Dark: 20:31 - 05:37. Nautical Dark: 21:07 - 05:01. Astro Dark: 21:47 - 04:21

Total Clouds (% Sky Obscured)

44
56
55
52
6
22
12
3
0
0
0
0
0
0
0
4
8
0
0
0
0
7
12
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
0
0
0
0
5
8
3

Medium Clouds (% Sky Obscured)

39
0
0
2
5
11
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

44
17
5
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 (%)

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 (%)

22
12
4
5
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
3
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
16
17
18
15
13
12
11
11
11
11
10
10
9
10
10
14
18
19
20
22
21
21

Dew Point (°C)

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

Relative Humidity (%)

33
37
43
49
58
63
66
68
71
73
76
77
78
78
78
79
74
63
53
46
43
39
35
33

Pressure (mb)

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

Ozone (du)

382
380
382
380
380
379
377
372
371
368
367
364
362
361
361
363
363
362
362
364
364
362
361
358

Tuesday 28

Waxing Gibbous 92%

17:01

04:46

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

Sun - Rise: 06:06, Set: 20:02, Transit: 13:04. Moon - Rise: 17:01, 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)

1
0
5
13
20
0
0
0
0
0
0
0
11
29
19
32
1
3
5
14
13
6
1
1

Low Clouds (% Sky Obscured)

1
0
3
10
16
0
0
0
0
0
0
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
11
29
19
32
0
2
5
14
13
6
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
2
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)

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

Chance of Frost

Temperature (°C)

21
21
21
20
19
15
13
11
11
10
9
9
9
8
8
8
8
11
16
18
20
21
22
22

Feels Like (°C)

20
20
20
19
19
15
14
12
12
10
10
10
9
9
8
8
9
13
17
18
20
21
22
21

Dew Point (°C)

5
6
6
6
9
6
4
3
3
3
2
2
2
2
2
2
2
3
5
5
3
2
2
2

Relative Humidity (%)

34
36
38
42
52
53
55
57
59
60
60
61
62
62
63
64
65
55
48
42
33
28
26
25

Pressure (mb)

1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

354
352
352
351
350
350
349
347
346
345
345
345
344
343
343
343
343
344
345
345
346
347
347
348

Wednesday 29

Waxing Gibbous 97%

18:05

05:07

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

Sun - Rise: 06:04, Set: 20:03, Transit: 13:04. Moon - Rise: 18:05, 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)

0
3
0
5
0
86
8
10
3
53
58
41
61
75
80
78
69
79
88
98
99
99
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
4
25
45
55
50
40
37
8
13
6
22
30
41

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
22
23
17
19
22
25
76
69
79
88
98
99
99
100
100

High Clouds (% Sky Obscured)

0
3
0
5
0
86
8
9
0
0
0
0
6
0
3
0
1
18
40
57
71
85
99
88

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
3
3
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
None
None
None
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
1
1
1
1
0
0
0
0
0
0
1
1
1
3
2
3
3
2
5
31
56
64
87

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
21
20
19
15
13
12
11
10
10
9
10
11
11
10
11
13
15
17
19
19
20
21

Feels Like (°C)

20
19
20
19
19
15
13
12
11
11
10
9
10
11
10
10
10
12
14
16
18
17
19
21

Dew Point (°C)

2
3
6
5
7
5
3
3
3
3
4
4
6
7
7
6
6
8
8
7
9
8
11
16

Relative Humidity (%)

25
30
35
37
47
48
50
53
58
61
65
68
74
78
76
73
73
72
62
54
52
50
56
74

Pressure (mb)

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

Ozone (du)

347
346
345
345
344
345
345
346
347
347
348
344
342
342
343
341
340
341
343
344
348
360
368
371

Thursday 30

Waxing Gibbous 99%

19:10

05:29

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 OK
04 OK
05 OK
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 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)

80
88
70
100
91
93
95
91
96
92
75
56
39
23
16
9
0
0
0
0
2
4
4
9

Low Clouds (% Sky Obscured)

27
42
29
52
43
49
52
51
65
74
63
48
34
21
15
9
0
0
0
0
2
4
4
8

Medium Clouds (% Sky Obscured)

20
20
25
25
25
25
25
25
27
21
19
12
7
0
0
0
0
0
0
0
0
0
0
4

High Clouds (% Sky Obscured)

71
60
68
77
85
77
69
61
33
15
3
2
1
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
3
5
6
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

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

Precipitation Probability (%)

88
70
52
40
29
23
16
5
18
9
3
8
3
1
4
3
0
2
3
1
2
3
0
0

Precipitation Amount (mm)

0.5
0.3
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
3
4
4
3
3
4
4
5
5
5
6
6
6
6
6
5
4
3
3
4
5
5
6

Chance of Frost

Temperature (°C)

18
17
16
15
15
13
13
12
10
10
10
9
8
7
7
7
8
9
12
14
16
17
17
18

Feels Like (°C)

17
17
16
16
15
14
13
12
10
9
8
9
8
7
6
6
7
9
12
15
16
17
17
18

Dew Point (°C)

15
12
12
12
13
11
11
10
9
8
8
7
5
5
3
3
3
2
2
1
1
-1
-2
-2

Relative Humidity (%)

83
72
77
79
86
86
89
90
90
88
87
85
82
82
78
76
73
61
48
40
34
29
26
25

Pressure (mb)

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

Ozone (du)

379
383
385
386
385
388
388
387
387
387
388
388
389
390
391
391
391
392
394
396
395
395
395
395

Friday 1

Full Moon 100%

20:15

05:56

15 Good
16 OK
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
07 Good
08 OK
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 Bad

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)

14
22
13
6
0
0
0
0
0
3
3
4
4
5
8
11
15
22
30
38
44
51
64
59

Low Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
22
28
24

Medium Clouds (% Sky Obscured)

7
8
5
3
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
3
3
3
3
3
4
6
10
18
27
36
40
46
47
37

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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

18
18
18
17
15
12
11
10
8
8
7
7
7
6
6
7
9
10
13
15
16
17
18
18

Feels Like (°C)

18
17
17
16
14
13
12
12
10
9
7
7
7
7
6
7
6
6
12
13
12
13
14
14

Dew Point (°C)

-2
-1
1
4
7
8
8
8
6
6
4
3
2
2
1
1
2
2
3
4
4
4
3
2

Relative Humidity (%)

25
28
32
42
61
76
83
87
87
85
81
75
72
71
70
64
61
56
52
47
42
39
38
34

Pressure (mb)

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

Ozone (du)

394
394
393
392
390
388
389
390
392
392
391
389
388
388
387
387
386
386
385
383
381
380
379
378

Saturday 2

Waning Gibbous 98%

21:19

06:27

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

49
37
28
21
15
19
24
26
28
29
29
23
15
7
9
12
17
16
14
11
22
34
44
58

Low Clouds (% Sky Obscured)

14
7
6
5
5
5
4
3
4
4
4
3
1
0
0
0
0
0
0
0
13
26
39
54

Medium Clouds (% Sky Obscured)

0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
1
3
2

High Clouds (% Sky Obscured)

26
16
15
14
13
16
20
23
25
26
27
20
12
5
5
5
6
6
6
7
6
4
3
4

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
1
13
13
4
3
1
0
0
0
0
0
0
0
0
0
0
1
0
0
15
19
12
30

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
44
49
55
63
71
76
79
83
84
85
85
87
87
88
81
76
71
64
57
51
48
45
41

Pressure (mb)

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

Ozone (du)

377
376
375
375
374
373
373
373
373
373
372
371
370
370
369
369
369
370
370
369
369
368
367
366

Sunday 3

Waning Gibbous 95%

22:22

07:05

15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
07 OK

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)

74
92
75
58
41
46
48
50
70
85
100
90
79
69
57
44
32

Low Clouds (% Sky Obscured)

70
88
69
50
30
20
10
0
2
4
6
9
8
7
5
2
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
5
4
4
0
0
0

High Clouds (% Sky Obscured)

4
5
5
5
6
19
33
49
66
84
100
86
72
57
45
32
17

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

35
19
25
21
7
6
2
0
0
0
0
0
0
0
1
1
1

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
19
18
18
18
18
12
12
13
12
12
11
9
9
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

47
51
57
63
69
76
79
83
88
88
90
90
90
91
91
85
81

Pressure (mb)

1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

365
364
363
362
361
360
361
361
362
362
362
362
362
361
361
361
360

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

Generated: 27/04/26 15:46:09. Forecast: 27/04/26 to 03/05/26. Timezone: UTC+2.00