Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 8%

07:04

No Set

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

Sun - Rise: 06:10, Set: 18:23, Transit: 12:17. Moon - Rise: 07:04, Set: No Set. Civil Dark: 18:51 - 05:42. Nautical Dark: 19:23 - 05:10. Astro Dark: 19:57 - 04:36

Total Clouds (% Sky Obscured)

3
10
22
36
57
56
50
30
25
24
21
21
12
22
55
95
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
3
18
16
14
15
13
13
5
3
3
3
2
2
8
45
72
82
68
30
6
4
7
3

Medium Clouds (% Sky Obscured)

3
10
22
36
35
38
35
19
10
15
14
0
7
14
30
48
76
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
13
1
1
21
0
0
0
24
38
100
78
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
2
2
2
2
1
1
0
0
0
1
1
1
9
7
7
13
13
13
9
9
14

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
4
4
4
2
0
-0
-1
-1
-0
0
-0
0
1
2
3
5
6
6
6
6
6
6
6

Relative Humidity (%)

60
65
69
68
61
56
55
54
55
57
57
50
45
41
42
45
49
56
60
60
62
66
70
71

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1012

Ozone (du)

386
386
384
384
387
389
390
386
385
383
382
382
381
381
385
388
389
387
385
383
380
378
378
381

Saturday 21

Waxing Crescent 16%

07:34

21:40

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 OK
19 OK
20 Bad

Sun - Rise: 06:08, Set: 18:24, Transit: 12:16. Moon - Rise: 07:34, Set: 21:40. Civil Dark: 18:52 - 05:41. Nautical Dark: 19:25 - 05:08. Astro Dark: 19:58 - 04:35

Total Clouds (% Sky Obscured)

98
97
87
87
88
85
92
87
91
95
96
94
94
100
100
100
100
100
91
76
50
27
33
80

Low Clouds (% Sky Obscured)

46
49
55
58
58
52
55
56
57
58
61
58
55
69
62
54
57
48
44
54
50
27
33
55

Medium Clouds (% Sky Obscured)

98
96
87
87
46
31
33
27
29
27
30
33
43
96
100
100
100
100
85
73
50
27
33
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
19
21
95
96
94
4
0
0
0
0
0
0
0
0
0
3
57

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

12
9
16
14
14
12
15
12
18
17
19
18
20
30
41
53
59
71
49
28
17
23
10
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
72
71
72
73
76
77
78
78
80
80
72
62
52
49
49
50
51
52
53
55
60
62
65

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1012
1012
1012

Ozone (du)

386
389
389
388
388
388
389
392
393
395
398
400
399
397
395
393
396
398
399
404
407
412
413
418

Sunday 22

Waxing Crescent 26%

08:12

22:59

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

Sun - Rise: 06:07, Set: 18:25, Transit: 12:16. Moon - Rise: 08:12, Set: 22:59. Civil Dark: 18:53 - 05:39. Nautical Dark: 19:26 - 05:06. Astro Dark: 19:59 - 04:33

Total Clouds (% Sky Obscured)

85
82
81
51
71
94
82
75
74
77
53
37
18
12
3
72
98
100
28
44
30
25
30
9

Low Clouds (% Sky Obscured)

60
60
42
40
29
34
32
2
4
5
5
5
3
1
2
11
40
70
28
32
30
25
18
3

Medium Clouds (% Sky Obscured)

72
80
81
51
71
93
82
75
74
77
53
33
13
9
2
62
86
100
28
27
30
25
30
9

High Clouds (% Sky Obscured)

64
65
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
100
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
10
34
37
33
27
23
2
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
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

10
7
6
2
2
3
5
2
2
2
2
2
6
22
40
57
52
46
52
47
46
42
32
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
6
8
8
7
6
6
4
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
8
8
8
7
7
7
6
6
6
8
11
13
14
15
13
12
12
12
12
11
11
10

Dew Point (°C)

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

Relative Humidity (%)

67
68
72
74
76
77
79
78
81
82
79
71
63
56
51
53
57
62
60
58
67
72
76
77

Pressure (mb)

1013
1013
1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1013
1013
1014
1013
1014
1014
1015
1015

Ozone (du)

422
424
424
422
423
424
421
420
419
416
418
422
423
428
425
422
418
414
413
413
410
406
411
415

Monday 23

Waxing Crescent 37%

09:00

00:17

21 Good
22 Good
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
12 Good
13 Good
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Good

Sun - Rise: 06:05, Set: 18:26, Transit: 12:16. Moon - Rise: 09:00, Set: 00:17. Civil Dark: 18:54 - 05:37. Nautical Dark: 19:27 - 05:04. Astro Dark: 20:01 - 04:31

Total Clouds (% Sky Obscured)

5
3
3
3
2
3
2
1
0
0
0
0
0
0
0
0
8
17
27
23
43
38
24
6

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

4
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
5
12
18
14
8
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
3
3
43
38
24
6

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 (%)

6
15
19
5
7
4
1
1
1
1
1
0
0
0
0
0
9
9
3
6
4
1
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
4
4
4
4
4
4
4
4
4
5
6
6
6
6
5
5
5
6
7
7
4
3
2

Chance of Frost

Temperature (°C)

10
10
9
9
8
8
8
8
7
7
7
9
11
13
15
16
17
17
17
17
16
14
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
82
82
82
82
82
82
82
82
82
79
72
62
50
42
38
35
35
37
42
50
57
63
62

Pressure (mb)

1016
1016
1016
1016
1017
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

410
410
404
400
401
408
413
411
402
402
401
404
407
406
403
396
394
392
389
381
378
381
379
376

Tuesday 24

Waxing Crescent 49%

10:00

01:27

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

Sun - Rise: 06:03, Set: 18:28, Transit: 12:15. Moon - Rise: 10:00, Set: 01:27. Civil Dark: 18:55 - 05:36. Nautical Dark: 19:28 - 05:03. Astro Dark: 20:02 - 04:29

Total Clouds (% Sky Obscured)

6
6
4
5
7
13
26
8
8
4
6
10
3
6
6
6
15
24
32
35
39
42
43
43

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
4
16
27

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

6
6
4
5
7
13
26
8
8
3
6
10
3
5
2
2
6
6
9
2
8
22
25
21

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
2
7

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)

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

Chance of Frost

Temperature (°C)

12
11
10
10
9
9
8
8
8
8
8
10
13
15
16
17
17
17
16
16
15
14
13
12

Feels Like (°C)

12
10
10
9
8
7
7
6
7
7
8
10
12
15
15
15
15
15
15
14
15
15
14
10

Dew Point (°C)

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

Relative Humidity (%)

59
61
66
68
69
69
69
69
69
68
65
56
49
41
38
39
40
44
48
53
59
65
74
73

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1014
1013
1013
1013
1012
1012
1012

Ozone (du)

370
366
364
360
358
358
357
359
361
360
362
361
359
357
357
357
355
355
356
356
357
357
358
359

Wednesday 25

First Quarter 61%

11:09

02:26

21 OK
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
19 Bad
20 Bad

Sun - Rise: 06:02, Set: 18:29, Transit: 12:15. Moon - Rise: 11:09, Set: 02:26. Civil Dark: 18:56 - 05:34. Nautical Dark: 19:29 - 05:01. Astro Dark: 20:03 - 04:27

Total Clouds (% Sky Obscured)

39
56
75
93
94
96
96
96
96
96
93
91
89
84
80
75
72
69
66
64
62
59
49
46

Low Clouds (% Sky Obscured)

39
49
61
76
82
87
90
90
90
88
72
59
48
54
59
67
62
55
47
38
31
26
21
26

Medium Clouds (% Sky Obscured)

0
0
1
1
12
23
35
43
51
59
39
20
0
0
0
2
10
22
31
42
52
56
42
33

High Clouds (% Sky Obscured)

5
13
21
29
51
73
95
96
96
96
93
91
89
62
31
1
1
0
0
0
0
0
2
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain

Precipitation Probability (%)

10
18
23
27
29
32
33
44
49
49
46
42
37
47
50
43
47
44
35
59
65
58
73
76

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
7
6
6
6
7
7
8
8
9
10
9
9
11
11
13
16
14
13
12
10
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
11
11
11
9
9
9
9
9
9
10
11
11
12
13
14
11
10
9
9
9
9
5

Dew Point (°C)

8
7
8
9
9
9
9
9
10
10
10
9
9
8
9
10
10
7
5
2
2
1
0
-1

Relative Humidity (%)

75
75
79
81
84
84
86
86
86
84
83
75
69
62
67
73
78
65
57
48
48
49
49
48

Pressure (mb)

1011
1010
1010
1009
1008
1007
1006
1005
1005
1004
1003
1002
1001
1001
1001
1001
1001
1000
1000
1000
1001
1001
1002
1002

Ozone (du)

360
361
362
362
363
364
365
366
367
367
368
370
371
372
375
378
381
382
383
385
389
394
398
401

Thursday 26

Waxing Gibbous 72%

12:23

03:13

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

Sun - Rise: 06:00, Set: 18:30, Transit: 12:15. Moon - Rise: 12:23, Set: 03:13. Civil Dark: 18:58 - 05:32. Nautical Dark: 19:31 - 04:59. Astro Dark: 20:04 - 04:25

Total Clouds (% Sky Obscured)

30
25
19
9
5
6
6
6
10
10
10
15
21
39
57
76
82
82
80
76
75
73

Low Clouds (% Sky Obscured)

24
25
19
9
4
0
0
5
5
10
8
6
3
2
3
3
26
50
73
53
32
11

Medium Clouds (% Sky Obscured)

15
12
6
4
5
6
6
6
0
0
5
10
16
35
54
74
77
81
80
76
69
61

High Clouds (% Sky Obscured)

5
3
2
0
0
0
0
0
0
0
0
0
0
0
0
5
10
3
0
1
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

Fog (%)

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

Precipitation Probability (%)

58
48
40
40
45
38
33
46
34
23
45
41
33
58
50
40
51
60
51
47
39
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-2
-1
-1
-1
-0
-1
-1
-2
-2
-3
-4
-4
-3
-3
-2
0
2
2
3

Relative Humidity (%)

48
48
50
52
55
57
59
63
59
57
54
47
39
34
33
32
31
37
42
50
55
62

Pressure (mb)

1003
1004
1004
1004
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007

Ozone (du)

404
407
409
411
413
416
419
421
426
431
436
438
440
441
442
442
442
442
442
442
442
442

Forecast for Testaccio, Province of Rome, Italy (41.86,12.48)

Generated: 20/03/26 21:38:33. Forecast: 20/03/26 to 26/03/26. Timezone: UTC+1.00