Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 12

Waning Crescent 19%

04:12

14:00

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:05, Set: 19:23, Transit: 12:45. Moon - Rise: 04:12, Set: 14:00. Civil Dark: 19:52 - 05:36. Nautical Dark: 20:27 - 05:01. Astro Dark: 21:03 - 04:24

Total Clouds (% Sky Obscured)

51
55
60
88
100
100
100
100
100
100
100
100
100
100
98
89
94
98
99
100
97
99
100
100

Low Clouds (% Sky Obscured)

0
0
0
1
2
0
1
5
10
15
10
0
26
40
43
45
56
68
53
42
26
33
35
54

Medium Clouds (% Sky Obscured)

5
19
24
31
40
100
100
100
100
100
100
100
100
99
94
81
83
87
92
100
68
84
100
93

High Clouds (% Sky Obscured)

51
11
60
88
100
100
100
100
100
61
89
100
100
100
40
2
8
35
63
100
75
94
100
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
8
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
2
26
13
27
42
64
71
54
34
18
5
18
39
21
16
3
0
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
9
4
4
9
12
12
12
12
11
11
11
11
11
11
11
11
13
14
16
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-5
-6
-6
-3
-2
-2
-2
-1
0
1
2
2
3
4
4
3
3
4
6
7
8
10

Relative Humidity (%)

33
32
30
29
29
36
41
45
51
57
61
66
74
72
75
78
78
74
70
73
76
75
72
73

Pressure (mb)

1033
1032
1031
1030
1030
1029
1029
1029
1030
1030
1030
1029
1028
1028
1027
1025
1025
1024
1023
1022
1021
1020
1019
1018

Ozone (du)

340
337
335
334
335
336
336
334
331
327
321
319
318
313
313
310
314
318
319
320
319
319
320
320

Monday 13

Waning Crescent 11%

04:34

15:10

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

Sun - Rise: 06:03, Set: 19:24, Transit: 12:44. Moon - Rise: 04:34, Set: 15:10. Civil Dark: 19:53 - 05:34. Nautical Dark: 20:28 - 04:59. Astro Dark: 21:05 - 04:22

Total Clouds (% Sky Obscured)

100
99
100
95
100
100
100
81
43
27
31
12
3
24
35
5
11
55
54
22
71
66
82
50

Low Clouds (% Sky Obscured)

52
36
40
8
17
66
66
44
40
27
31
9
0
24
19
0
0
0
4
0
0
0
0
0

Medium Clouds (% Sky Obscured)

89
96
100
94
100
57
36
27
12
2
0
0
0
0
0
0
0
0
0
0
3
3
4
4

High Clouds (% Sky Obscured)

100
93
100
72
100
100
100
65
0
0
1
0
2
2
0
3
7
55
42
22
70
66
65
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
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
2
4
26
29
29
39
3
0
0
1
4
0
10
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)

15
13
13
14
15
15
15
14
13
12
11
10
9
8
9
9
8
7
7
5
5
5
5
5

Chance of Frost

Temperature (°C)

16
17
17
17
17
16
16
16
15
15
15
15
14
14
14
14
14
13
13
13
15
17
20
21

Feels Like (°C)

12
14
14
14
13
12
12
13
13
14
14
14
14
15
14
13
14
13
12
12
15
16
19
20

Dew Point (°C)

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

Relative Humidity (%)

66
64
62
67
67
77
74
72
73
74
76
79
80
87
87
89
93
93
95
90
80
70
60
52

Pressure (mb)

1017
1015
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1017
1017
1016

Ozone (du)

321
319
319
320
326
332
334
334
330
323
317
315
312
313
313
314
315
313
313
312
315
316
318
319

Tuesday 14

Waning Crescent 5%

04:56

16:21

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
06 Bad
07 Bad
08 Bad
09 OK
10 Bad
11 Bad

Sun - Rise: 06:01, Set: 19:25, Transit: 12:44. Moon - Rise: 04:56, Set: 16:21. Civil Dark: 19:54 - 05:32. Nautical Dark: 20:29 - 04:57. Astro Dark: 21:06 - 04:20

Total Clouds (% Sky Obscured)

72
61
94
75
71
61
53
79
83
65
71
97
51
85
100
90
68
66
65
50
67
38
90
91

Low Clouds (% Sky Obscured)

8
13
34
38
42
10
0
0
0
0
2
29
45
9
0
0
0
0
1
1
20
1
1
17

Medium Clouds (% Sky Obscured)

3
3
12
39
18
2
3
5
26
65
71
97
51
75
17
9
68
52
64
15
57
20
19
85

High Clouds (% Sky Obscured)

31
8
64
5
0
5
14
62
66
16
35
81
16
36
54
45
40
37
42
15
12
4
25
25

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
1
5
4
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
3
3
7
9
22
24
6
9
1
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)

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

Chance of Frost

Temperature (°C)

23
24
25
26
26
26
24
21
19
18
17
16
16
16
15
15
16
16
15
15
17
19
22
24

Feels Like (°C)

22
23
24
24
24
24
21
19
17
15
14
14
15
14
14
14
15
15
15
15
16
18
21
22

Dew Point (°C)

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

Relative Humidity (%)

46
45
45
43
41
45
51
59
66
67
67
68
75
75
80
86
87
89
90
87
79
76
53
47

Pressure (mb)

1016
1015
1014
1013
1012
1011
1011
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1012
1011
1011

Ozone (du)

318
317
315
313
311
311
313
310
309
309
309
312
311
311
309
309
307
306
305
305
307
307
305
304

Wednesday 15

Waning Crescent 1%

05:18

17:34

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:00, Set: 19:26, Transit: 12:44. Moon - Rise: 05:18, Set: 17:34. Civil Dark: 19:55 - 05:31. Nautical Dark: 20:31 - 04:55. Astro Dark: 21:08 - 04:18

Total Clouds (% Sky Obscured)

93
91
95
95
93
88
97
100
100
100
100
100
100
100
100
99
99
99
99
98
98
98
97
93

Low Clouds (% Sky Obscured)

35
49
39
45
50
33
39
55
55
54
50
60
69
60
38
65
71
55
39
65
61
59
57
43

Medium Clouds (% Sky Obscured)

14
88
18
69
93
66
78
71
68
52
57
80
93
97
28
51
99
79
55
20
33
42
36
65

High Clouds (% Sky Obscured)

34
31
39
39
41
61
80
100
100
100
100
100
100
100
96
91
87
87
86
86
85
84
84
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
5
9
9
9
4
8
9
9
9
9
9
1
0
0
0
0
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

7
8
41
60
80
66
74
65
57
47
50
66
78
5
13
22
31
63
78
85
77
66
42
36

Precipitation Amount (mm)

0
0
0
0.4
0.7
0.3
0.4
0.2
0.2
0
0
0.3
0.6
0
0
0
0
0.3
0.4
0.5
0.4
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
26
24
21
19
18
17
17
16
15
15
14
13
13
13
13
13
13
11
11
12
13
15

Feels Like (°C)

22
23
23
21
19
17
17
17
17
17
15
14
14
13
13
13
13
13
13
8
8
10
10
12

Dew Point (°C)

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

Relative Humidity (%)

43
41
38
38
39
54
52
68
75
79
80
83
89
92
93
92
93
93
95
95
95
95
90
89

Pressure (mb)

1010
1010
1010
1010
1010
1011
1011
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1017

Ozone (du)

303
305
306
307
305
307
307
307
306
305
307
307
307
306
308
309
309
312
312
310
308
307
306
305

Thursday 16

Waning Crescent 1%

05:43

18:50

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK

Sun - Rise: 05:58, Set: 19:27, Transit: 12:44. Moon - Rise: 05:43, Set: 18:50. Civil Dark: 19:57 - 05:29. Nautical Dark: 20:32 - 04:53. Astro Dark: 21:10 - 04:16

Total Clouds (% Sky Obscured)

89
84
90
95
100
99
100
100
100
100
100
100
100
100
98
98
99
99
98
98
84
69
53
39

Low Clouds (% Sky Obscured)

27
15
10
10
4
4
0
0
0
5
5
5
5
20
20
13
5
0
0
0
0
0
0
14

Medium Clouds (% Sky Obscured)

34
29
23
13
0
6
9
45
14
28
42
77
55
65
30
40
55
57
60
71
60
47
35
23

High Clouds (% Sky Obscured)

68
60
73
87
100
99
100
100
100
100
100
98
95
93
90
97
99
97
93
90
74
59
43
31

ISS Passover

Visibility (miles)

8
8
5
4
8
8
8
8
8
8
8
8
8
8
8
6
4
2
4
6
8
8
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
0
0
1
3
2
2
1
0
0
3
18
11
1
12
17
22
24
22
16
9
2
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)

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

Chance of Frost

Temperature (°C)

16
17
18
18
18
17
16
14
12
11
11
11
11
11
12
11
11
12
13
14
15
17
20
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
85
85
83
85
85
86
87
88
88
87
88
90
93
95
96
100
95
93
90
77
66
57

Pressure (mb)

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

Ozone (du)

305
305
305
304
306
304
305
305
304
302
301
300
300
300
302
304
307
309
312
315
317
321
324
328

Friday 17

New Moon 0%

06:13

20:09

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

Sun - Rise: 05:57, Set: 19:28, Transit: 12:43. Moon - Rise: 06:13, Set: 20:09. Civil Dark: 19:58 - 05:27. Nautical Dark: 20:33 - 04:52. Astro Dark: 21:11 - 04:14

Total Clouds (% Sky Obscured)

29
20
48
62
72
66
63
66
65
66
60
58
55
50
53
57
67
58
47
32
46
71
100
80

Low Clouds (% Sky Obscured)

29
20
39
35
34
29
27
24
29
33
38
40
43
45
53
57
67
58
47
32
20
10
10
5

Medium Clouds (% Sky Obscured)

12
0
3
3
8
11
37
58
65
66
60
51
15
7
10
3
3
0
0
0
1
1
2
2

High Clouds (% Sky Obscured)

18
10
32
33
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
3
14
28
45
55

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
1
2
0
1
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)

9
10
10
10
10
10
9
7
6
5
5
5
5
5
5
5
6
6
6
6
6
6
6
7

Chance of Frost

Temperature (°C)

23
24
25
25
24
24
22
20
19
18
18
17
16
16
15
14
14
13
13
12
12
14
16
19

Feels Like (°C)

18
19
20
26
25
24
22
21
20
17
18
18
18
18
18
14
14
14
13
12
11
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

50
44
38
40
42
44
46
50
54
58
62
66
69
73
76
78
78
79
75
71
69
57
48
41

Pressure (mb)

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

Ozone (du)

329
330
331
330
329
328
324
321
317
318
319
320
319
318
318
318
318
319
317
316
314
313
311
309

Saturday 18

Waxing Crescent 2%

06:50

21:32

12 Bad
13 OK
14 OK
15 OK
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

Sun - Rise: 05:55, Set: 19:30, Transit: 12:43. Moon - Rise: 06:50, Set: 21:32. Civil Dark: 19:59 - 05:26. Nautical Dark: 20:35 - 04:50. Astro Dark: 21:13 - 04:12

Total Clouds (% Sky Obscured)

61
41
46
48
53
67
80
93
93
92
93
95
97
100
99
99
98
74
51
27

Low Clouds (% Sky Obscured)

5
4
0
0
0
0
0
0
0
5
5
10
15
15
15
15
19
19
18
18

Medium Clouds (% Sky Obscured)

2
2
1
1
0
1
1
2
2
2
2
16
29
44
52
59
66
51
35
20

High Clouds (% Sky Obscured)

49
26
29
7
8
13
12
14
14
9
9
0
5
10
73
88
93
67
44
20

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
40
59
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
24
25
26
26
27
25
24
21
19
18
17
17
16
16
16
15
15
16
16

Feels Like (°C)

17
18
18
26
25
25
25
25
24
16
17
16
16
16
16
13
13
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

39
38
37
36
34
33
38
46
53
53
55
56
58
60
61
63
64
66
65
64

Pressure (mb)

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

Ozone (du)

308
307
306
306
306
306
307
308
309
308
308
307
306
304
303
304
305
306
306
307

Forecast for Brookline, Norfolk, United States of America (42.33,-71.12)

Generated: 12/04/26 12:03:38. Forecast: 12/04/26 to 18/04/26. Timezone: UTC-4.00