Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Crescent 12%

10:06

19:54

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:32, Set: 16:41, Transit: 12:06. Moon - Rise: 10:06, Set: 19:54. Civil Dark: 17:13 - 07:00. Nautical Dark: 17:48 - 06:25. Astro Dark: 18:22 - 05:52

Total Clouds (% Sky Obscured)

91
93
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
45
17

Low Clouds (% Sky Obscured)

87
87
74
48
44
23
50
45
45
57
71
82
86
95
75
96
95
87
86
70
66
55
45
17

Medium Clouds (% Sky Obscured)

90
93
95
84
60
52
100
100
100
100
95
100
100
100
100
100
100
100
100
100
100
100
45
17

High Clouds (% Sky Obscured)

91
93
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
0
0
0

ISS Passover

Visibility (miles)

9
4
9
9
9
9
4
1
2
6
9
1
4
4
9
3
3
2
1
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
0
0
0
0
0
32
18
37
39

Precipitation Type

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

Precipitation Probability (%)

0
0
54
39
25
57
95
95
89
76
95
95
95
95
95
95
95
95
95
95
71
49
48
78

Precipitation Amount (mm)

0
0
0
0
0
0
1.4
1.3
0.4
0
1.2
1.7
0.9
1.3
3
2
1.7
1.8
1
0.9
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
87
93
90
85
80
80
95
96
95
91
93
96
96
93
91
96
96
98
93
93
93
93
93

Pressure (mb)

1010
1010
1010
1010
1010
1010
1009
1008
1008
1008
1007
1007
1007
1007
1006
1006
1006
1006
1005
1005
1005
1005
1004
1003

Ozone (du)

359
359
361
364
370
377
386
391
388
386
387
395
401
408
409
408
407
409
411
419
423
426
427
429

Wednesday 24

Waxing Crescent 19%

10:32

21:02

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:32, Set: 16:42, Transit: 12:07. Moon - Rise: 10:32, Set: 21:02. Civil Dark: 17:13 - 07:01. Nautical Dark: 17:48 - 06:26. Astro Dark: 18:22 - 05:52

Total Clouds (% Sky Obscured)

50
93
97
96
100
100
100
98
82
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
68
96
92
79
80
90
90
81
85
92
95
98
90
92
100
100
86
82
100
91
80
78
55

Medium Clouds (% Sky Obscured)

50
91
69
66
80
100
99
97
82
83
73
100
100
100
100
100
100
100
100
100
82
100
100
98

High Clouds (% Sky Obscured)

0
7
18
29
97
6
5
6
17
37
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

1
1
1
3
4
4
1
1
1
1
3
3
2
1
1
1
1
0
0
1
8
9
9
9

Fog (%)

35
27
17
14
0
0
7
0
0
0
0
2
0
1
3
6
9
14
16
12
8
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
94
74
76
95
95
95
95
95
90
95
95
95
95
95
95
95
95
95
94
85
67
52

Precipitation Amount (mm)

0.7
0.7
0.3
0
0
0.6
0.7
0.7
0.7
0.4
0
0.3
0.7
0.9
1.7
2.8
3.2
3.1
2.6
1.4
0.6
0.5
0.3
0

Wind Speed/Direction (mph)

15
16
13
10
12
13
12
10
10
9
9
9
10
11
10
10
10
10
10
10
10
9
9
9

Chance of Frost

Temperature (°C)

6
6
6
7
8
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
94
96
96
96
98
96
98
94
93
96
98
98
98
96
98
96
96
96
94
93
91

Pressure (mb)

1004
1004
1004
1005
1006
1006
1005
1005
1005
1006
1006
1007
1007
1008
1009
1009
1010
1011
1011
1011
1012
1012
1013
1013

Ozone (du)

433
429
428
429
427
428
430
431
429
428
429
427
425
422
420
422
421
420
420
420
420
418
421
421

Thursday 25

Waxing Crescent 28%

10:55

22:10

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
21 Bad
22 Bad
23 Bad
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:33, Set: 16:42, Transit: 12:07. Moon - Rise: 10:55, Set: 22:10. Civil Dark: 17:14 - 07:01. Nautical Dark: 17:49 - 06:26. Astro Dark: 18:23 - 05:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
88
86
86
89
83
87
86
82
81
75
75
50
45
55
65
80
80
75

Low Clouds (% Sky Obscured)

63
61
56
51
42
22
9
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

75
40
34
23
30
35
35
35
36
38
38
38
21
39
10
30
19
25
20
15
9
4
17
26

High Clouds (% Sky Obscured)

100
100
100
100
100
98
88
86
86
89
83
87
86
82
81
75
75
5
29
51
65
80
80
75

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 (%)

44
39
37
37
25
17
12
8
6
3
2
1
1
1
0
0
0
0
0
1
1
1
6
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
87
81
72
62
58
57
65
72
78
81
81
81
81
79
80
79
78
78
76
78
79

Pressure (mb)

1013
1014
1015
1015
1016
1016
1015
1015
1015
1015
1015
1016
1017
1017
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

422
423
423
423
423
422
420
415
412
409
409
411
415
416
416
418
418
416
417
417
419
418
414
412

Friday 26

Waxing Crescent 38%

11:17

23:18

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 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
04 Bad
05 OK

Sun - Rise: 07:33, Set: 16:43, Transit: 12:08. Moon - Rise: 11:17, Set: 23:18. Civil Dark: 17:14 - 07:01. Nautical Dark: 17:49 - 06:26. Astro Dark: 18:23 - 05:53

Total Clouds (% Sky Obscured)

75
72
67
66
55
51
55
54
52
70
60
50
42
35
28
4
4
4
1
0
0
39
50
39

Low Clouds (% Sky Obscured)

0
2
2
2
3
6
9
8
7
5
3
2
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

32
24
13
10
15
17
19
17
15
13
13
9
8
5
3
2
1
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
72
67
66
55
51
55
54
31
38
51
50
42
35
28
4
4
4
1
0
0
39
50
39

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
6
3
7
7
5
5
4
0
2
2
0
0
1
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
5
4
4
5
5
4
4
5
5
6
6
5
5
5
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

5
5
5
7
9
10
11
12
11
11
10
8
8
7
6
6
5
5
5
5
5
5
4
4

Feels Like (°C)

4
4
4
6
9
10
11
12
11
11
8
6
6
4
4
3
5
4
4
4
5
5
2
1

Dew Point (°C)

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

Relative Humidity (%)

80
80
80
76
68
61
58
57
57
64
73
78
81
82
81
79
80
82
82
80
80
80
79
77

Pressure (mb)

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

Ozone (du)

412
411
411
408
405
401
397
394
391
384
378
373
370
365
362
360
357
354
350
348
347
344
342
341

Saturday 27

First Quarter 49%

11:38

00:28

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
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 07:33, Set: 16:44, Transit: 12:08. Moon - Rise: 11:38, Set: 00:28. Civil Dark: 17:15 - 07:02. Nautical Dark: 17:50 - 06:27. Astro Dark: 18:24 - 05:53

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
2
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

6
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)

1
0
0
0
0
0
0
0
0
0
0
3
1
1
3
4
5
5
5
4
2
1
1
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)

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

Chance of Frost

Temperature (°C)

4
4
5
6
8
10
11
12
12
12
10
8
7
7
6
5
5
5
4
4
4
4
4
4

Feels Like (°C)

2
3
4
6
8
10
12
13
13
13
11
9
8
7
7
6
6
6
5
5
5
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

77
76
76
72
63
58
55
54
54
59
67
73
78
78
78
76
76
76
75
73
75
75
75
76

Pressure (mb)

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

Ozone (du)

338
332
329
327
325
325
324
322
319
318
317
317
316
316
317
317
318
318
318
318
318
318
317
319

Sunday 28

Waxing Gibbous 61%

12:00

01:41

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
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 07:33, Set: 16:45, Transit: 12:09. Moon - Rise: 12:00, Set: 01:41. Civil Dark: 17:16 - 07:02. Nautical Dark: 17:51 - 06:27. Astro Dark: 18:25 - 05:54

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
3
4
3
2
0
0
0
1
6
4
2
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
2
3
2
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
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
4
5
6
6
12
11
12
11
11
10
5
4
4
4
4
4
1
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

76
77
73
69
65
61
56
52
56
60
66
69
75
79
78
73
71
70
68
66
68
69
70
69

Pressure (mb)

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

Ozone (du)

321
322
324
326
328
329
331
332
327
321
316
314
313
311
310
310
309
309
308
308
308
309
310
310

Monday 29

Waxing Gibbous 72%

12:25

02:58

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
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good

Sun - Rise: 07:34, Set: 16:45, Transit: 12:09. Moon - Rise: 12:25, Set: 02:58. Civil Dark: 17:17 - 07:02. Nautical Dark: 17:52 - 06:27. Astro Dark: 18:25 - 05:54

Total Clouds (% Sky Obscured)

0
0
0
0
1
1
0
1
0
0
0
0
0
0
0
0
1
2
2

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2

Medium Clouds (% Sky Obscured)

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

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
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

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
2
1
2
4
5
11
10
10
9
9
9
4
4
4
4
3

Dew Point (°C)

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

Relative Humidity (%)

68
66
64
62
61
59
57
56
60
64
69
73
78
83
83
85
86
86
86

Pressure (mb)

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

Ozone (du)

311
312
313
315
316
315
314
314
311
309
306
305
304
303
302
302
301
302
303

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

Generated: 23/12/25 05:50:53. Forecast: 23/12/25 to 29/12/25. Timezone: UTC+1.00