Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Waxing Crescent 28%

10:58

21:04

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:36, Set: 16:44, Transit: 12:10. Moon - Rise: 10:58, Set: 21:04. Civil Dark: 17:16 - 07:04. Nautical Dark: 17:51 - 06:29. Astro Dark: 18:25 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

78
72
94
88
90
87
79
72
67
67
65
65
63
50
53
50
55
55
55
60
57
3
3
3

Medium Clouds (% Sky Obscured)

98
90
45
39
90
100
98
100
100
99
94
100
100
100
100
100
100
100
100
100
100
100
100
95

High Clouds (% Sky Obscured)

79
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

5
6
6
7
3
2
2
4
3
7
7
4
3
6
8
7
3
2
3
8
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
Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

95
91
76
77
86
95
95
91
94
76
75
85
69
57
51
63
68
62
49
38
20
14
11
9

Precipitation Amount (mm)

0.7
0.4
0
0
0.3
0.9
0.5
0.4
0.4
0.2
0.4
0.5
0.3
0
0
0
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
11
11
11
11
11
11
11
11
10
10
11
11
12
12
13
13
12
12
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
85
87
88
88
87
87
84
81
84
90
90
85
84
88
90
87
87
86
84
84
83

Pressure (mb)

1007
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1013
1013
1014
1015
1015
1016
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

424
422
421
425
427
422
416
411
407
407
412
414
415
416
414
414
414
413
412
411
408
408
409
413

Thursday 25

Waxing Crescent 38%

11:19

22:12

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:36, Set: 16:45, Transit: 12:10. Moon - Rise: 11:19, Set: 22:12. Civil Dark: 17:16 - 07:04. Nautical Dark: 17:52 - 06:29. Astro Dark: 18:25 - 05:55

Total Clouds (% Sky Obscured)

89
91
89
95
95
90
81
85
100
100
100
93
96
99
89
100
100
100
100
100
100
96
84
72

Low Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
1
1
0
1
1
0
0
17
58
78
76
69
73
53
21
13

Medium Clouds (% Sky Obscured)

38
21
30
30
30
30
30
36
100
86
100
93
96
86
61
100
99
100
100
100
100
89
50
42

High Clouds (% Sky Obscured)

89
91
89
95
95
90
81
85
100
100
94
12
39
99
88
100
86
100
100
100
100
43
84
62

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
5
5
5
5
5
3
2
1
1
1
1
2
3
4
11
13
27
34
37
33
26
13
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
83
82
80
78
76
76
74
73
72
70
68
67
64
60
57
60
57
58
61
64
66
68

Pressure (mb)

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

Ozone (du)

416
421
423
423
426
428
429
429
426
423
420
417
410
406
400
396
390
385
380
374
367
360
357
356

Friday 26

Waxing Crescent 49%

11:40

23:21

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
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: 07:36, Set: 16:46, Transit: 12:11. Moon - Rise: 11:40, Set: 23:21. Civil Dark: 17:17 - 07:05. Nautical Dark: 17:52 - 06:30. Astro Dark: 18:26 - 05:56

Total Clouds (% Sky Obscured)

68
92
93
99
85
54
29
11
16
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Low Clouds (% Sky Obscured)

15
3
3
2
2
3
2
3
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

19
17
14
22
39
32
17
7
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

55
86
78
96
22
9
3
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 (%)

2
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
5
5
5
5
5
5
5
5
4
4
4
5
4
4
4
5
5
5
6
6
5

Relative Humidity (%)

72
74
77
74
76
74
75
77
75
77
77
77
77
77
73
64
57
54
53
52
54
60
66
67

Pressure (mb)

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

Ozone (du)

357
357
357
356
356
355
352
350
347
346
346
343
340
338
338
339
339
340
338
336
336
336
336
335

Saturday 27

First Quarter 61%

12:02

00:31

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 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good

Sun - Rise: 07:37, Set: 16:46, Transit: 12:11. Moon - Rise: 12:02, Set: 00:31. Civil Dark: 17:18 - 07:05. Nautical Dark: 17:53 - 06:30. Astro Dark: 18:27 - 05:56

Total Clouds (% Sky Obscured)

0
0
0
1
3
1
2
4
6
4
2
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
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
1
1
1
2
4
6
4
1
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
69
72
74
77
77
78
78
79
79
79
78
76
75
69
60
52
49
50
50
51
54
55
54

Pressure (mb)

1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1018
1019
1018
1018
1018
1017
1017
1017
1018
1018

Ozone (du)

335
335
334
335
334
334
333
333
334
334
334
334
337
338
339
342
342
339
333
324
319
316
313
313

Sunday 28

Waxing Gibbous 58%

12:27

01:44

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 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good

Sun - Rise: 07:37, Set: 16:47, Transit: 12:12. Moon - Rise: 12:27, Set: 01:44. Civil Dark: 17:19 - 07:05. Nautical Dark: 17:54 - 06:30. Astro Dark: 18:27 - 05:56

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
3
2
4
6
7
13
11
10
7

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
3
2
4
6
7
13
11
10
7

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
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 (%)

0
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
60
72
74
73
65
59
59
62
63
63
64
62
58
53
50
49
49
49
54
59
66
69
73

Pressure (mb)

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

Ozone (du)

314
312
311
307
306
306
305
304
305
305
305
306
307
308
309
310
309
308
307
306
305
304
303
302

Monday 29

Waxing Gibbous 72%

12:58

03:01

19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
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
15 Bad
16 OK
17 OK
18 Good

Sun - Rise: 07:37, Set: 16:48, Transit: 12:12. Moon - Rise: 12:58, Set: 03:01. Civil Dark: 17:19 - 07:05. Nautical Dark: 17:54 - 06:30. Astro Dark: 18:28 - 05:57

Total Clouds (% Sky Obscured)

5
2
0
0
0
0
19
38
58
53
56
60
54
52
50
50
54
59
49
53
48
35
19
3

Low Clouds (% Sky Obscured)

5
2
0
0
0
0
19
38
58
53
56
60
49
42
40
40
34
44
41
53
48
33
18
3

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
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 (%)

0
0
0
0
0
0
1
2
2
10
12
12
18
20
17
20
21
22
24
24
20
16
13
5

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
3
3
3
3
4
4
4
4
4
3
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
3
1
0
0
0
0
0
-0
0
0
1
1
2
3
4
5
7
8
8
8
8
8
7

Relative Humidity (%)

75
70
65
63
63
64
65
65
64
65
66
67
69
69
70
70
74
77
80
80
77
77
80
81

Pressure (mb)

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

Ozone (du)

302
303
304
305
305
305
305
305
305
304
305
306
307
307
307
308
307
306
305
306
307
307
307
306

Tuesday 30

Waxing Gibbous 82%

13:37

04:22

19 Good
20 OK
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

Sun - Rise: 07:37, Set: 16:49, Transit: 12:13. Moon - Rise: 13:37, Set: 04:22. Civil Dark: 17:20 - 07:06. Nautical Dark: 17:55 - 06:31. Astro Dark: 18:29 - 05:57

Total Clouds (% Sky Obscured)

10
17
25
39
53
67
75
80
89
88
87
85
83
80
76
84
92
100

Low Clouds (% Sky Obscured)

9
16
23
36
50
63
75
80
89
88
87
85
83
79
76
84
92
100

Medium Clouds (% Sky Obscured)

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
0
0
0
1
1

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

8
9
4
20
24
19
33
39
40
39
40
43
40
39
38
41
44
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
85
84
85
85
82
82
84
85
88
87
88
88
87
82
81
77
73

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1017
1016
1015

Ozone (du)

305
307
308
310
311
312
313
311
310
308
312
316
319
320
320
320
318
316

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

Generated: 24/12/25 19:42:50. Forecast: 24/12/25 to 30/12/25. Timezone: UTC+1.00