Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 4

Waning Crescent 31%

01:00

15:38

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

Sun - Rise: 07:11, Set: 18:46, Transit: 12:58. Moon - Rise: 01:00, Set: 15:38. Civil Dark: 19:14 - 06:44. Nautical Dark: 19:46 - 06:11. Astro Dark: 20:19 - 05:39

Total Clouds (% Sky Obscured)

25
16
17
5
6
8
15
5
11
15
18
19
14
12
23
28
40
26
6
60
85
99
100
100

Low Clouds (% Sky Obscured)

18
1
1
0
0
0
1
0
0
1
1
1
1
0
0
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
3
4
5
9
11
13
4
1
0
0
0
0
0
0
0
2
3
25

High Clouds (% Sky Obscured)

1
2
1
2
2
2
2
0
2
2
2
2
6
5
23
28
40
26
4
60
85
99
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
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)

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

Chance of Frost

Temperature (°C)

26
25
25
24
23
22
22
21
20
20
19
19
19
19
19
18
18
18
20
22
24
25
26
26

Feels Like (°C)

25
25
25
25
24
24
24
23
23
22
21
21
21
21
20
20
20
19
22
24
25
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

48
48
48
51
53
54
53
55
57
57
59
60
60
62
63
63
65
64
58
53
46
45
43
44

Pressure (mb)

1026
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1026
1025
1025
1025
1024

Ozone (du)

294
295
294
293
292
292
292
291
290
289
290
290
290
288
287
285
283
283
283
283
283
283
284
284

Monday 5

Waning Crescent 21%

02:16

16:14

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:12, Set: 18:44, Transit: 12:58. Moon - Rise: 02:16, Set: 16:14. Civil Dark: 19:12 - 06:45. Nautical Dark: 19:44 - 06:12. Astro Dark: 20:17 - 05:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

4
5
5
38
29
5
55
25
85
86
68
100
98
21
23
94
82
5
38
87
100
100
100
100

Medium Clouds (% Sky Obscured)

77
90
81
98
100
85
91
100
79
95
61
87
69
99
71
100
100
98
100
100
100
99
98
93

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
93
79
100
100
100
96
100
100
100
100
100
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
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
2
3
6
8
21
32
49
52
44
50
66
42
38
30
40
35
15
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
25
25
24
23
22
22
21
21
21
21
21
21
20
20
20
20
20
21
21
21
20
20
21

Feels Like (°C)

24
24
23
23
22
22
22
21
21
21
22
21
20
20
20
19
20
19
19
20
20
18
18
18

Dew Point (°C)

13
12
12
12
12
12
12
12
11
11
11
11
11
11
11
11
11
11
11
12
12
12
13
11

Relative Humidity (%)

45
45
46
49
51
52
52
53
53
52
53
54
54
54
57
57
57
57
55
56
54
60
63
55

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

284
284
285
286
287
289
291
291
292
292
292
292
291
290
289
290
292
293
295
295
294
295
295
295

Tuesday 6

Waning Crescent 12%

03:30

16:43

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:13, Set: 18:43, Transit: 12:57. Moon - Rise: 03:30, Set: 16:43. Civil Dark: 19:11 - 06:46. Nautical Dark: 19:43 - 06:13. Astro Dark: 20:15 - 05:41

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
100
100
99
93
97
93
87
87
88
89
92
84
83
82
87

Low Clouds (% Sky Obscured)

98
97
97
96
96
95
100
100
100
100
100
99
93
97
93
87
87
88
76
3
5
11
37
10

Medium Clouds (% Sky Obscured)

95
97
97
95
97
94
96
95
96
94
96
97
93
96
93
87
79
20
17
14
14
13
11
14

High Clouds (% Sky Obscured)

51
100
100
100
100
100
100
91
96
96
100
93
70
78
58
34
42
48
60
73
59
44
35
56

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
5
9
2
1
1
1
1
1
3
9
9
9
9
4
8
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
Light Rain
Moderate Rain
Moderate Rain
Heavy Rain
Heavy Rain
Moderate Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

13
24
26
27
24
24
32
49
53
95
95
95
95
95
95
95
95
93
43
37
37
36
38
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
1.4
6.5
7.8
14.6
20.6
7.8
0.9
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
5
4
4
4
3
4
5
4
5
7
9
7
6
6
5
6
6
8
8
10
12

Chance of Frost

Temperature (°C)

21
22
22
21
21
20
20
20
19
18
18
18
18
17
17
17
17
17
19
20
22
23
24
25

Feels Like (°C)

19
20
20
20
19
19
19
19
19
18
17
17
15
15
16
16
16
17
18
19
21
22
22
23

Dew Point (°C)

10
9
8
9
9
9
10
11
13
14
14
15
16
16
16
17
16
16
16
17
17
18
18
19

Relative Humidity (%)

47
41
40
45
48
49
51
55
67
77
77
85
89
93
95
98
93
90
86
80
74
71
70
68

Pressure (mb)

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

Ozone (du)

296
295
294
293
292
292
293
293
293
292
290
290
289
287
286
286
287
288
288
289
289
288
287
287

Wednesday 7

Waning Crescent 6%

04:42

17:07

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:15, Set: 18:41, Transit: 12:57. Moon - Rise: 04:42, Set: 17:07. Civil Dark: 19:09 - 06:47. Nautical Dark: 19:41 - 06:15. Astro Dark: 20:14 - 05:42

Total Clouds (% Sky Obscured)

95
87
100
100
100
91
69
100
100
100
100
100
100
100
100
100
100
100
100
95
100
100
100
98

Low Clouds (% Sky Obscured)

21
46
24
48
32
18
30
47
64
95
87
55
32
31
6
6
16
23
30
34
100
91
47
93

Medium Clouds (% Sky Obscured)

19
20
11
12
89
13
10
9
57
87
71
62
60
64
60
64
77
59
61
35
53
70
57
70

High Clouds (% Sky Obscured)

80
85
100
100
100
91
69
100
100
100
100
100
100
100
100
100
100
100
100
94
100
100
100
90

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

53
52
64
46
45
52
86
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
87
95

Precipitation Amount (mm)

0.3
0
0.3
0
0
0
0.5
0.6
1.3
1.6
1.4
1.3
1.1
1.7
1.6
2.1
2
2.2
1
0.7
1
0.9
0.3
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
24
24
23
22
21
21
21
21
21
21
21
20
20
20
20
20
20
21
21
22
22
22
23

Feels Like (°C)

23
23
23
22
21
20
21
21
20
21
20
20
20
19
19
19
20
20
21
22
21
22
22
22

Dew Point (°C)

19
19
19
19
19
18
18
18
18
19
19
19
19
19
19
19
19
19
19
19
18
19
19
19

Relative Humidity (%)

69
72
74
79
83
80
81
85
86
88
89
89
89
91
91
91
92
92
91
87
78
84
84
78

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014
1015
1015
1015
1015
1015
1014
1014

Ozone (du)

285
285
285
285
285
284
284
283
284
285
286
286
285
285
284
285
285
284
285
285
284
284
284
284

Thursday 8

Waning Crescent 2%

05:51

17:30

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:16, Set: 18:39, Transit: 12:57. Moon - Rise: 05:51, Set: 17:30. Civil Dark: 19:07 - 06:48. Nautical Dark: 19:40 - 06:16. Astro Dark: 20:12 - 05:43

Total Clouds (% Sky Obscured)

97
96
97
42
40
68
17
17
99
99
99
99
99
99
98
98
97
89
79
71
72
74
74
70

Low Clouds (% Sky Obscured)

15
8
10
5
0
0
0
2
0
0
0
0
0
0
4
7
11
13
15
18
34
49
64
60

Medium Clouds (% Sky Obscured)

72
70
89
21
19
23
17
17
22
22
22
22
18
23
16
29
37
44
42
42
35
16
14
15

High Clouds (% Sky Obscured)

87
85
92
28
27
53
4
4
70
65
65
65
60
65
75
80
80
74
47
27
11
4
0
16

ISS Passover

Visibility (miles)

5
9
9
4
2
3
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
87
55
47
31
35
31
35
27
8
15
19
17
30
35
31
36
39
38
44

Precipitation Amount (mm)

1
1.8
1.4
0.9
0.9
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
23
23
22
22
21
21
21
21
20
20
20
20
19
19
19
19
20
21
22
22
22
23

Feels Like (°C)

22
22
22
23
24
24
22
24
23
21
21
21
20
20
20
20
20
19
20
20
20
21
21
22

Dew Point (°C)

20
20
20
20
19
19
19
19
18
18
18
18
18
18
18
17
17
17
17
17
17
16
16
15

Relative Humidity (%)

81
79
83
83
84
87
88
88
85
85
85
85
88
88
89
88
88
86
81
75
71
68
66
63

Pressure (mb)

1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

284
283
282
283
285
285
288
289
290
289
289
288
288
288
289
290
292
294
296
299
302
302
303
303

Friday 9

Waning Crescent 0%

07:00

17:51

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

Sun - Rise: 07:17, Set: 18:38, Transit: 12:56. Moon - Rise: 07:00, Set: 17:51. Civil Dark: 19:06 - 06:49. Nautical Dark: 19:38 - 06:17. Astro Dark: 20:10 - 05:44

Total Clouds (% Sky Obscured)

65
61
46
29
14
14
15
12
12
13
13
20
28
36
55
75
95
87
78
69
69
68
63
67

Low Clouds (% Sky Obscured)

56
50
38
25
13
11
9
7
8
8
9
14
18
23
25
28
30
28
26
24
16
8
0
0

Medium Clouds (% Sky Obscured)

21
22
17
8
0
0
0
0
1
2
3
2
1
0
0
0
0
0
0
0
14
30
47
52

High Clouds (% Sky Obscured)

32
46
21
21
14
10
8
4
4
5
5
10
19
29
51
73
94
87
78
69
48
27
7
38

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

Precipitation Probability (%)

55
60
78
82
93
78
61
27
29
35
17
26
26
12
23
17
16
25
20
6
19
21
12
26

Precipitation Amount (mm)

0
0.2
0.6
0.6
0.8
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
21
20
20
19
19
18
18
18
17
17
17
17
17
17
16
16
18
20
21
22
22
23

Feels Like (°C)

23
22
22
21
22
22
20
20
20
21
21
20
19
18
18
18
17
17
17
18
19
20
20
21

Dew Point (°C)

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

Relative Humidity (%)

64
64
65
68
70
73
72
72
71
71
68
68
70
70
72
71
69
68
63
57
54
52
51
49

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1013
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011

Ozone (du)

302
301
300
299
298
297
296
296
295
295
294
294
293
292
291
291
290
290
290
290
290
289
287
286

Saturday 10

New Moon 1%

08:08

18:13

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

Sun - Rise: 07:18, Set: 18:36, Transit: 12:56. Moon - Rise: 08:08, Set: 18:13. Civil Dark: 19:04 - 06:50. Nautical Dark: 19:36 - 06:18. Astro Dark: 20:09 - 05:45

Total Clouds (% Sky Obscured)

77
84
50
24
8
13
17
21
17
13
8
16
22
31
33
36
40

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

56
57
38
19
0
8
15
21
11
5
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

69
84
50
24
2
1
1
9
10
9
7
14
21
27
32
36
38

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 (%)

30
23
26
23
6
9
8
2
3
4
2
4
7
0
1
2
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
22
21
20
19
18
18
17
17
17
16
16
16
15
15
15

Feels Like (°C)

23
23
22
21
21
21
19
20
20
20
19
19
18
18
18
17
17

Dew Point (°C)

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

Relative Humidity (%)

49
50
49
53
57
61
63
64
65
66
66
67
67
67
67
66
65

Pressure (mb)

1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1012
1012
1012
1012
1013

Ozone (du)

286
286
286
287
287
287
288
288
289
289
290
291
290
290
289
290
291

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

Generated: 04/10/26 15:02:47. Forecast: 04/10/26 to 10/10/26. Timezone: UTC+2.00