Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

First Quarter 49%

11:32

03:10

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

Sun - Rise: 06:36, Set: 19:12, Transit: 12:54. Moon - Rise: 11:32, Set: 03:10. Civil Dark: 19:41 - 06:07. Nautical Dark: 20:14 - 05:33. Astro Dark: 20:49 - 04:58

Total Clouds (% Sky Obscured)

88
84
78
23
17
18
25
23
63
98
29
10
10
10
5
2
3
1
27
16
1
79
99
100

Low Clouds (% Sky Obscured)

35
32
16
9
3
6
0
3
2
0
0
0
0
0
0
0
0
0
0
0
0
31
42
0

Medium Clouds (% Sky Obscured)

80
18
16
0
0
0
0
15
68
96
37
25
20
20
18
6
15
3
25
13
0
64
80
100

High Clouds (% Sky Obscured)

34
7
34
0
0
0
5
31
6
2
45
27
15
0
0
0
0
0
2
0
2
6
12
22

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

Chance of Frost

Temperature (°C)

6
5
2
1
0
-1
-1
-2
-2
-3
-3
-4
-4
-4
-4
-1
2
4
6
7
8
9
9
9

Feels Like (°C)

1
2
0
-1
-1
-2
-2
-4
-5
-6
-6
-7
-7
-7
-6
-4
0
1
4
5
6
6
6
5

Dew Point (°C)

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

Relative Humidity (%)

46
65
77
68
74
76
77
92
91
92
92
89
89
85
84
72
57
49
44
42
40
41
42
42

Pressure (mb)

1018
1018
1018
1020
1020
1021
1021
1021
1021
1020
1020
1020
1021
1021
1022
1022
1021
1021
1020
1019
1019
1017
1017
1016

Ozone (du)

429
431
430
433
426
417
419
415
416
417
416
416
417
417
420
422
420
423
427
429
427
425
423
421

Wednesday 29

Waxing Gibbous 59%

12:32

03:54

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

Sun - Rise: 06:34, Set: 19:13, Transit: 12:54. Moon - Rise: 12:32, Set: 03:54. Civil Dark: 19:42 - 06:05. Nautical Dark: 20:16 - 05:31. Astro Dark: 20:51 - 04:56

Total Clouds (% Sky Obscured)

100
100
38
50
100
100
100
97
92
62
47
49
38
58
61
51
27
53
64
49
53
59
61
49

Low Clouds (% Sky Obscured)

0
0
0
0
40
95
100
66
67
68
61
60
40
69
72
66
35
40
46
34
40
39
42
33

Medium Clouds (% Sky Obscured)

100
100
36
47
100
100
100
90
89
8
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

39
50
1
43
27
31
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
1
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
0
5
30
95
95
75
13
3
1
1
3
2
5
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.6
1.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
8
6
3
4
4
4
1
1
-0
-2
-3
-4
-4
-5
-4
-4
-3
-2
-1
0
1
2
2

Feels Like (°C)

5
5
2
1
0
0
-0
-5
-5
-5
-6
-7
-8
-9
-9
-8
-8
-8
-8
-8
-6
-6
-6
-5

Dew Point (°C)

-3
-1
-0
-1
0
-1
2
-0
-3
-5
-7
-7
-8
-8
-9
-9
-11
-12
-13
-13
-13
-13
-12
-11

Relative Humidity (%)

45
54
66
73
77
71
85
89
78
71
71
73
73
75
72
68
57
48
41
38
37
35
35
38

Pressure (mb)

1015
1015
1015
1014
1014
1014
1013
1015
1016
1017
1018
1018
1019
1020
1021
1022
1023
1023
1024
1024
1023
1023
1023
1023

Ozone (du)

425
431
442
451
458
463
467
468
471
472
476
478
482
484
482
481
475
470
470
465
458
455
452
453

Thursday 30

Waxing Gibbous 68%

13:35

04:30

17 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
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: 06:32, Set: 19:14, Transit: 12:54. Moon - Rise: 13:35, Set: 04:30. Civil Dark: 19:43 - 06:03. Nautical Dark: 20:17 - 05:29. Astro Dark: 20:52 - 04:54

Total Clouds (% Sky Obscured)

16
3
2
2
2
2
0
48
77
68
57
86
100
100
100
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
54
6
63
79
83
86
90

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
6
52
27
100
100
88
99
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
50
76
66
47
82
100
100
99
100
82
100
99
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
7
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
Snow
Snow
Snow
Light Rain

Precipitation Probability (%)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
7
65
62
81
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.3
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-4
-4
-4
-4
-5
-6
-5
-5
-6
-6
-6
-8
-9
-8
-7
-5
-4
-2
-2
-0
0
0
1

Dew Point (°C)

-11
-10
-10
-9
-8
-8
-9
-10
-9
-10
-9
-9
-10
-10
-10
-11
-11
-11
-11
-12
-11
-9
-7
-3

Relative Humidity (%)

40
45
49
55
60
61
60
59
60
60
64
66
67
69
67
58
49
42
38
33
33
41
47
62

Pressure (mb)

1023
1023
1024
1025
1025
1026
1026
1026
1026
1026
1026
1025
1026
1025
1026
1025
1025
1024
1023
1022
1021
1019
1018
1017

Ozone (du)

451
447
439
432
428
424
420
418
414
413
411
406
404
402
401
397
396
399
408
401
393
388
381
378

Friday 31

Waxing Gibbous 77%

14:39

04:59

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: 06:30, Set: 19:16, Transit: 12:54. Moon - Rise: 14:39, Set: 04:59. Civil Dark: 19:44 - 06:02. Nautical Dark: 20:18 - 05:27. Astro Dark: 20:54 - 04:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
89
84
74
75
82

Low Clouds (% Sky Obscured)

93
97
100
100
100
100
100
100
100
100
100
100
97
95
92
95
97
100
90
80
70
65
61
57

Medium Clouds (% Sky Obscured)

100
100
100
97
91
96
79
63
56
68
84
100
94
89
83
85
85
85
71
42
38
49
66
86

High Clouds (% Sky Obscured)

100
100
100
78
57
35
57
77
93
100
100
100
100
100
100
100
100
100
54
28
0
27
53
75

ISS Passover

Visibility (miles)

4
1
0
0
0
0
0
0
3
1
1
0
1
0
0
0
0
0
0
0
0
0
7
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
87
74
67
39
29
26
23
34
33
30
58
84
95
95
95
92
58
53
55
74
91
95

Precipitation Amount (mm)

0.7
0.7
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0.4
0.7
0.5
1
0.6
0
0
0
0.3
0.4
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
4
4
4
4
3
4
3
3
3
4
4
5
5
5
6
6
7
7
9
11
13
16
16

Feels Like (°C)

1
1
1
1
2
1
2
1
1
1
2
2
3
3
3
3
4
4
5
7
9
12
15
14

Dew Point (°C)

1
3
3
3
4
3
4
3
3
3
4
4
4
5
5
6
6
7
7
9
11
12
12
10

Relative Humidity (%)

83
96
96
98
100
100
100
98
100
98
100
100
98
100
98
100
100
100
100
100
100
93
78
67

Pressure (mb)

1015
1015
1015
1014
1014
1014
1013
1012
1011
1010
1009
1007
1006
1004
1002
1001
999
998
997
995
994
991
990
989

Ozone (du)

376
376
372
372
366
364
363
362
361
359
358
352
350
349
348
346
346
340
336
335
341
351
363
367

Saturday 1

Waxing Gibbous 84%

15:44

05:23

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

Sun - Rise: 06:29, Set: 19:17, Transit: 12:53. Moon - Rise: 15:44, Set: 05:23. Civil Dark: 19:45 - 06:00. Nautical Dark: 20:20 - 05:26. Astro Dark: 20:55 - 04:50

Total Clouds (% Sky Obscured)

94
92
84
61
79
77
69
70
56
52
55
55
39
31
14
10
6
2
22
32
15
7
3
1

Low Clouds (% Sky Obscured)

48
39
30
36
44
51
55
58
53
47
39
31
23
9
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

83
86
75
53
60
41
29
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

60
50
21
1
39
3
0
0
0
0
0
2
2
10
16
9
5
1
30
60
90
47
23
0

ISS Passover

Visibility (miles)

8
2
9
9
9
9
9
9
7
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
86
76
60
26
32
29
28
22
15
1
1
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.7
0.7
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
18
12
12
12
12
12
13
13
14
14
13
13
12
12
13
13
13
13
12
11
10
10
10

Chance of Frost

Temperature (°C)

16
12
9
7
6
6
5
3
2
-1
-2
-3
-5
-5
-6
-6
-4
-3
-1
0
2
3
3
3

Feels Like (°C)

14
5
5
3
3
1
-0
-2
-3
-6
-7
-9
-10
-11
-11
-11
-10
-9
-9
-9
-8
-7
-2
-1

Dew Point (°C)

9
10
7
4
3
4
3
1
1
-4
-5
-6
-8
-9
-10
-12
-12
-13
-13
-13
-12
-12
-11
-10

Relative Humidity (%)

64
87
84
81
81
85
85
86
89
78
82
81
79
77
73
62
53
46
38
36
35
33
34
37

Pressure (mb)

987
990
992
993
994
995
995
997
999
1001
1003
1006
1007
1009
1011
1013
1014
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

362
363
370
377
386
390
382
370
368
365
360
362
364
365
367
370
372
374
375
372
369
366
364
362

Sunday 2

Waxing Gibbous 91%

16:49

05:44

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

Sun - Rise: 06:27, Set: 19:18, Transit: 12:53. Moon - Rise: 16:49, Set: 05:44. Civil Dark: 19:47 - 05:58. Nautical Dark: 20:21 - 05:24. Astro Dark: 20:57 - 04:48

Total Clouds (% Sky Obscured)

1
1
1
2
3
4
17
17
13
11
14
16
28
42
55
61
66
70
68
66
64
75
87
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
17
41
65
58
46
34
31
28
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
14
24
25
25
30
60
60
54
50
50
49
48
41
38
32
47
56
64

High Clouds (% Sky Obscured)

0
0
0
1
1
2
26
57
90
95
100
100
100
100
100
97
97
98
65
34
12
26
49
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
27
38
47
40
32
20
18
15
9

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
7
6
5
5
4
4
4
3
4
4
4
6
7
7
8
8
8
8
10
12
12
11

Chance of Frost

Temperature (°C)

3
2
1
-1
-1
-3
-3
-3
-3
-3
-3
-3
-3
-2
-1
-1
1
3
5
7
9
11
11
11

Feels Like (°C)

-1
-1
-1
0
-5
-5
-5
-5
-4
-5
-5
-5
-4
-5
-5
-5
-3
-2
-1
-1
0
1
9
8

Dew Point (°C)

-10
-10
-9
-9
-9
-10
-10
-10
-9
-10
-9
-9
-9
-9
-9
-9
-10
-10
-10
-8
-6
-5
-3
-2

Relative Humidity (%)

39
42
47
54
55
56
58
59
60
61
63
63
63
59
55
53
45
38
32
32
32
32
38
42

Pressure (mb)

1016
1017
1017
1018
1018
1018
1019
1018
1018
1018
1018
1017
1017
1016
1016
1015
1014
1013
1012
1011
1010
1010
1009
1008

Ozone (du)

361
361
362
363
366
369
372
372
373
373
371
369
367
368
368
369
369
370
370
368
366
365
362
360

Monday 3

Waxing Gibbous 96%

No Rise

06:03

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

Sun - Rise: 06:25, Set: 19:19, Transit: 12:53. Moon - Rise: No Rise, Set: 06:03. Civil Dark: 19:48 - 05:56. Nautical Dark: 20:22 - 05:22. Astro Dark: 20:58 - 04:46

Total Clouds (% Sky Obscured)

94
86
76
70
64
58
75
91
100
98
97
95
93
90
88
89
90
92
86
78
72

Low Clouds (% Sky Obscured)

36
50
60
54
48
40
41
39
46
47
45
47
58
66
74
72
71
70
69
72
71

Medium Clouds (% Sky Obscured)

59
54
50
41
29
20
21
14
12
33
54
75
75
70
40
20
20
25
25
25
30

High Clouds (% Sky Obscured)

72
72
65
53
41
37
38
49
75
80
80
80
80
75
70
66
74
86
84
81
81

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

59
85
95
95
83
67
52
40
24
20
14
4
5
4
1
29
42
47
62
73
83

Precipitation Amount (mm)

0.3
0.5
0.8
0.7
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.6

Wind Speed/Direction (mph)

11
8
6
4
4
4
5
4
3
3
3
3
3
3
4
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
9
9
2
3
4
3
2
1
3
2
2
2
1
2
-0
1
1
1
-1

Dew Point (°C)

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

Relative Humidity (%)

49
61
75
94
96
96
98
98
96
98
96
93
91
89
88
88
77
69
61
56
49

Pressure (mb)

1007
1008
1009
1010
1009
1009
1009
1009
1010
1010
1011
1011
1012
1013
1015
1016
1017
1017
1018
1018
1018

Ozone (du)

358
356
354
351
351
350
349
348
347
345
345
345
345
345
344
344
343
342
341
340
340

Forecast for Chester, Windsor, United States of America (43.26,-72.60)

Generated: 28/03/23 17:00:12. Forecast: 28/03/23 to 03/04/23. Timezone: UTC-4.00