Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 95%

21:49

06:51

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
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good

Sun - Rise: 05:44, Set: 19:38, Transit: 12:42. Moon - Rise: 21:49, Set: 06:51. Civil Dark: 20:08 - 05:14. Nautical Dark: 20:45 - 04:37. Astro Dark: 21:25 - 03:57

Total Clouds (% Sky Obscured)

0
0
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
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
2
7
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-7
-5
-3
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-3
-4
-3
-3
-4
-4
-4
-4

Relative Humidity (%)

25
33
42
52
58
62
67
68
71
71
72
73
75
76
68
57
49
44
43
42
39
37
36
35

Pressure (mb)

1026
1026
1027
1027
1028
1029
1029
1030
1030
1030
1030
1030
1030
1031
1032
1033
1033
1033
1033
1033
1033
1032
1032
1032

Ozone (du)

431
429
427
429
437
441
433
428
425
423
424
421
420
421
429
436
432
429
424
419
416
415
416
415

Friday 26

Waning Gibbous 89%

22:58

07:32

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
06 Good
07 Good
08 Good
09 Good
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:43, Set: 19:39, Transit: 12:41. Moon - Rise: 22:58, Set: 07:32. Civil Dark: 20:09 - 05:12. Nautical Dark: 20:46 - 04:35. Astro Dark: 21:26 - 03:55

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
26
97
89
57
70
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
35
30
26
31
46

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
1
26
96
80
54
68
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
38
43
53
59
61
65
67
68
70
71
73
75
75
70
59
52
45
43
42
41
41
41
43

Pressure (mb)

1031
1032
1032
1032
1033
1033
1033
1033
1034
1033
1033
1033
1033
1034
1034
1035
1035
1034
1034
1033
1033
1032
1031
1030

Ozone (du)

414
417
413
411
409
404
404
414
417
416
411
407
404
400
398
395
392
390
387
384
380
379
378
377

Saturday 27

Waning Gibbous 82%

00:02

08:23

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
15 Bad
16 OK

Sun - Rise: 05:41, Set: 19:40, Transit: 12:41. Moon - Rise: 00:02, Set: 08:23. Civil Dark: 20:11 - 05:11. Nautical Dark: 20:48 - 04:34. Astro Dark: 21:28 - 03:53

Total Clouds (% Sky Obscured)

100
95
57
61
95
89
100
100
100
100
98
97
100
94
96
100
100
98
100
82
80
70
52
34

Low Clouds (% Sky Obscured)

40
32
26
0
0
0
0
0
22
74
85
100
69
92
93
77
78
84
75
51
44
31
24
11

Medium Clouds (% Sky Obscured)

0
0
1
43
39
77
100
93
100
97
97
91
100
90
80
73
58
48
46
16
3
2
2
2

High Clouds (% Sky Obscured)

100
92
60
56
86
81
55
100
60
62
90
62
52
3
18
96
52
52
72
25
61
52
39
24

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

Precipitation Probability (%)

0
0
0
0
0
1
12
35
44
49
55
38
88
49
40
23
15
2
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0.7
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
7
7
7
6
6
5
4
5
4
4
4
5
5
5
6
7
8
9
11
13
14
15

Dew Point (°C)

1
2
4
3
2
1
0
-0
-1
-1
-0
0
1
2
3
4
6
7
8
9
10
11
12
12

Relative Humidity (%)

45
49
59
62
61
56
56
55
54
55
58
59
65
71
75
77
81
84
81
83
82
78
74
71

Pressure (mb)

1030
1029
1029
1029
1029
1029
1028
1028
1027
1026
1026
1025
1025
1024
1024
1024
1024
1023
1022
1021
1020
1019
1019
1018

Ozone (du)

377
377
375
372
369
370
369
369
369
369
368
367
366
367
373
374
372
377
380
376
371
365
362
356

Sunday 28

Waning Gibbous 72%

01:00

09:26

17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 Bad
00 OK
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

Sun - Rise: 05:40, Set: 19:41, Transit: 12:41. Moon - Rise: 01:00, Set: 09:26. Civil Dark: 20:12 - 05:09. Nautical Dark: 20:49 - 04:32. Astro Dark: 21:30 - 03:51

Total Clouds (% Sky Obscured)

34
38
42
38
35
31
36
41
51
54
55
55
66
70
93
93
93
94
95
96
97
98
98
99

Low Clouds (% Sky Obscured)

21
32
40
36
32
28
31
33
40
43
47
47
59
72
85
78
73
67
71
76
80
73
66
59

Medium Clouds (% Sky Obscured)

0
2
24
31
34
35
37
39
42
36
41
40
39
5
13
65
28
28
29
27
28
31
40
39

High Clouds (% Sky Obscured)

24
29
30
27
12
6
12
4
19
10
2
5
17
36
52
39
26
10
12
7
30
27
26
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
5
5
9
9
9
9
9
9
1
2
1
0
0

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

Precipitation Probability (%)

0
0
0
0
0
0
15
1
0
13
42
42
21
8
4
13
14
2
5
4
1
2
12
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
17
16
15
14
14
13
13
13
13
13
12
12
13
13
13
13
13
14
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
72
76
85
89
90
90
95
93
93
95
96
98
96
96
96
96
87
87
78
83
80
83
83

Pressure (mb)

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

Ozone (du)

356
356
354
353
351
349
346
345
342
340
338
338
339
338
338
339
338
336
337
338
340
340
341
342

Monday 29

Waning Gibbous 62%

01:47

10:37

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
15 Bad
16 Bad

Sun - Rise: 05:39, Set: 19:42, Transit: 12:41. Moon - Rise: 01:47, Set: 10:37. Civil Dark: 20:13 - 05:08. Nautical Dark: 20:50 - 04:30. Astro Dark: 21:31 - 03:49

Total Clouds (% Sky Obscured)

99
96
98
97
100
100
100
100
100
100
100
100
96
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
74
81
77
74
71
81
90
99
99
99
99
96
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

37
35
36
39
42
35
32
33
30
30
27
27
26
18
21
24
30
33
51
68
83
88
93
98

High Clouds (% Sky Obscured)

50
32
28
22
8
46
36
59
38
27
5
3
3
18
4
26
39
57
68
82
99
98
97
97

ISS Passover

Visibility (miles)

1
8
8
8
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
1
0
0
0
0
0
0
13
22
27
30
36
40
42
49
50
46

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
5
4
3
3
2
1
2
3
3
3
3
3
4
4
6
6
6
6
6
6
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
83
83
84
84
83
83
83
81
81
83
81
80
76
74
72
69
67
66
65
64
65
65

Pressure (mb)

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

Ozone (du)

343
342
340
339
340
341
344
346
346
347
347
346
345
345
345
345
345
346
346
347
347
348
348
347

Tuesday 30

Waning Gibbous 50%

02:26

11:53

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
15 Bad
16 Bad

Sun - Rise: 05:37, Set: 19:44, Transit: 12:41. Moon - Rise: 02:26, Set: 11:53. Civil Dark: 20:14 - 05:06. Nautical Dark: 20:52 - 04:29. Astro Dark: 21:33 - 03:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
95
89
80
80
78
77
79
88
98
99
99
99
94
90
86

Low Clouds (% Sky Obscured)

99
99
98
98
97
97
89
81
73
68
63
58
58
58
58
71
84
97
93
89
85
72
58
47

Medium Clouds (% Sky Obscured)

94
89
84
87
90
93
95
96
97
74
49
25
20
15
15
14
8
12
8
7
7
22
36
47

High Clouds (% Sky Obscured)

97
98
99
94
92
89
70
54
47
52
43
15
19
19
23
19
17
10
20
23
23
17
19
14

ISS Passover

Visibility (miles)

9
9
9
9
8
7
5
7
8
9
9
9
9
9
9
9
9
9
9
9
8
8
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

46
42
33
40
52
71
86
88
79
68
58
49
44
34
8
8
5
0
5
7
2
2
1
0

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
8
6
6
5
5
5
5
5
5
6
6
6
6
9
9
9
10
10
10
16
15

Dew Point (°C)

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

Relative Humidity (%)

66
67
67
68
75
81
87
90
91
95
95
98
98
95
95
91
88
86
83
76
71
66
65
62

Pressure (mb)

1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1018

Ozone (du)

346
349
351
353
354
355
355
356
356
357
356
355
355
356
357
359
359
359
359
359
360
360
359
358

Wednesday 1

Third Quarter 39%

02:57

13:11

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 OK
13 Good

Sun - Rise: 05:36, Set: 19:45, Transit: 12:41. Moon - Rise: 02:57, Set: 13:11. Civil Dark: 20:15 - 05:05. Nautical Dark: 20:53 - 04:27. Astro Dark: 21:35 - 03:45

Total Clouds (% Sky Obscured)

82
79
77
78
83
88
92
96
100
99
99
99
95
94
92
87
82
67
47
23
11

Low Clouds (% Sky Obscured)

38
35
43
58
74
89
93
97
100
99
98
97
82
63
42
33
32
32
24
19
13

Medium Clouds (% Sky Obscured)

39
33
28
37
38
39
56
66
74
67
61
50
31
15
1
6
8
12
6
3
0

High Clouds (% Sky Obscured)

13
8
10
19
14
12
9
13
20
19
12
13
13
7
0
0
1
1
1
1
1

ISS Passover

Visibility (miles)

8
8
9
9
9
9
9
7
4
2
4
7
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
2
0
7
11
13
47
61
67
57
42
6
4
2
0
1
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
16
17
10
9
10
9
9
9
8
8
8
8
8
8
10
9
9
9
9

Dew Point (°C)

9
9
9
9
9
9
9
9
10
10
10
9
9
8
6
5
3
1
-1
-1
-1

Relative Humidity (%)

63
68
76
84
86
87
88
91
95
96
96
95
95
87
78
71
58
47
39
37
36

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1018
1018
1019
1019
1019
1019
1019
1018

Ozone (du)

358
356
355
353
354
356
357
359
362
365
366
367
368
369
371
372
372
373
373
377
381

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

Generated: 25/04/24 17:53:40. Forecast: 25/04/24 to 01/05/24. Timezone: UTC-4.00