Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Crescent 37%

03:31

10:55

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

Sun - Rise: 06:33, Set: 17:54, Transit: 12:13. Moon - Rise: 03:31, Set: 10:55. Civil Dark: 18:27 - 05:59. Nautical Dark: 19:06 - 05:20. Astro Dark: 19:46 - 04:40

Total Clouds (% Sky Obscured)

69
80
73
77
77
84
76
59
59
64
100
100
100
100
100
100
93
86
81
27
4
1
1
2

Low Clouds (% Sky Obscured)

69
80
73
77
77
84
76
59
59
64
100
100
100
100
100
100
93
86
81
27
4
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
1
2

High 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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
84
85
85
84
83
80
72
67
61
58
55
53
52
54
59
64
69
76
81
83
86
89

Pressure (mb)

1031
1031
1030
1030
1030
1029
1029
1029
1029
1029
1028
1028
1027
1026
1025
1025
1025
1025
1025
1025
1025
1025
1026
1025

Ozone (du)

376
377
376
373
371
373
371
368
367
366
366
363
362
365
367
366
364
365
369
370
373
375
372
372

Monday 8

Waning Crescent 26%

04:32

11:54

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

Sun - Rise: 06:31, Set: 17:56, Transit: 12:13. Moon - Rise: 04:32, Set: 11:54. Civil Dark: 18:29 - 05:57. Nautical Dark: 19:08 - 05:18. Astro Dark: 19:48 - 04:38

Total Clouds (% Sky Obscured)

21
70
88
76
81
56
97
99
96
94
89
77
77
74
38
54
72
64
59
43
22
18
16
14

Low Clouds (% Sky Obscured)

0
2
14
23
16
12
2
16
2
0
0
3
12
17
6
48
66
63
59
42
18
5
2
2

Medium Clouds (% Sky Obscured)

21
34
45
72
19
31
17
76
50
6
13
34
36
41
33
17
22
7
2
2
9
16
15
13

High Clouds (% Sky Obscured)

0
56
83
0
76
42
97
98
96
94
88
68
65
58
7
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
11
10
9
7
7
5
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.04
0.05
0.04
0.02
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

0
0
-0
-0
-1
-1
-0
1
2
3
6
7
9
10
10
10
9
7
6
5
4
4
3
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
91
92
93
92
94
92
89
86
78
76
72
69
68
70
73
79
83
87
89
90
90
90

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1022
1022
1021
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

372
371
370
368
368
370
370
371
369
367
365
358
354
352
352
349
348
348
348
347
347
348
346
344

Tuesday 9

Waning Crescent 17%

05:19

13:04

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

Sun - Rise: 06:28, Set: 17:57, Transit: 12:13. Moon - Rise: 05:19, Set: 13:04. Civil Dark: 18:31 - 05:55. Nautical Dark: 19:10 - 05:16. Astro Dark: 19:50 - 04:36

Total Clouds (% Sky Obscured)

12
10
0
0
0
0
0
0
8
7
2
3
3
3
3
3
3
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
2
3
3
3
3
3
3
12
12
12
12
12
12
98

Medium Clouds (% Sky Obscured)

11
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
8
7
0
0
0
0
0
0
0
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7

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

Precipitation Probability (%)

2
4
6
5
3
0
0
0
0
0
0
14
9
6
4
0
0
5
0
0
0
0
12
30

Precipitation Amount (mm)

0.01
0.03
0.05
0.03
0.01
0
0
0
0
0
0
0.06
0.05
0.02
0.01
0
0
0.01
0
0
0
0
0.06
0.14

Wind Speed/Direction (mph)

8
8
9
9
10
7
8
9
10
11
12
11
11
12
13
12
11
12
13
14
16
16
18
21

Chance of Frost

Temperature (°C)

2
2
2
2
2
1
1
2
3
5
7
8
9
10
11
11
10
8
8
7
7
7
7
8

Feels Like (°C)

-1
-2
-2
-2
-2
-3
-3
-2
-1
1
3
5
7
10
11
11
7
5
4
4
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

92
93
93
92
92
90
90
91
90
88
81
82
74
68
66
67
69
79
81
83
84
86
87
91

Pressure (mb)

1021
1021
1021
1021
1020
1021
1021
1021
1021
1021
1021
1019
1019
1018
1018
1017
1017
1017
1016
1016
1016
1015
1014
1012

Ozone (du)

347
350
352
353
350
348
349
351
352
355
355
365
364
358
354
352
348
341
338
336
332
326
323
321

Wednesday 10

Waning Crescent 10%

05:54

14:19

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

Sun - Rise: 06:26, Set: 17:59, Transit: 12:13. Moon - Rise: 05:54, Set: 14:19. Civil Dark: 18:33 - 05:53. Nautical Dark: 19:12 - 05:13. Astro Dark: 19:52 - 04:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
98
98
98
98
92
92
92
92
92
92
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
99
99
99
99
99
99
93
93
93
93
93
93
93
93
93
93
93
93
30

High Clouds (% Sky Obscured)

100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
0

ISS Passover

Visibility (miles)

7
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

45
62
64
63
68
72
70
54
55
43
35
31
37
63
68
63
45
40
17
13
11
11
12
18

Precipitation Amount (mm)

0.29
0.51
0.52
0.49
0.5
0.52
0.48
0.31
0.35
0.22
0.15
0.15
0.18
0.51
0.65
0.56
0.38
0.23
0.07
0.08
0.1
0.11
0.13
0.21

Wind Speed/Direction (mph)

22
23
24
24
24
25
24
22
21
19
19
20
20
19
19
21
22
23
25
26
27
29
30
30

Chance of Frost

Temperature (°C)

8
8
8
8
8
9
9
10
10
10
10
10
11
11
11
13
14
14
13
13
12
12
12
12

Feels Like (°C)

4
3
3
4
4
5
5
6
6
6
10
10
11
11
11
13
14
14
13
13
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

90
91
92
93
94
96
99
100
100
100
98
96
96
98
97
94
90
90
91
94
94
95
93
96

Pressure (mb)

1010
1009
1008
1007
1006
1005
1004
1004
1004
1004
1003
1003
1002
1001
1000
999
998
998
997
996
996
995
994
992

Ozone (du)

321
318
317
318
319
321
321
321
320
316
314
311
308
302
302
302
301
301
301
300
300
300
302
308

Thursday 11

Waning Crescent 4%

06:19

15:36

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

Sun - Rise: 06:24, Set: 18:01, Transit: 12:12. Moon - Rise: 06:19, Set: 15:36. Civil Dark: 18:34 - 05:50. Nautical Dark: 19:14 - 05:11. Astro Dark: 19:54 - 04:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
61
61
61
61
61
61
35
35
35
35
35
35
89
89
89
89
89
89
63

Low Clouds (% Sky Obscured)

100
100
100
100
100
59
59
59
59
59
59
21
21
21
21
21
21
29
29
29
29
29
29
42

Medium Clouds (% Sky Obscured)

30
30
30
30
30
28
28
28
28
28
28
31
31
31
31
31
31
77
77
77
77
77
77
38

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
80
80
80
80
80
80
48

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

21
23
18
15
12
22
23
21
18
16
15
12
11
15
17
15
10
9
6
4
4
0
0
0

Precipitation Amount (mm)

0.21
0.36
0.25
0.16
0.1
0.13
0.09
0.1
0.11
0.09
0.08
0.06
0.07
0.09
0.11
0.1
0.08
0.07
0.05
0.02
0.01
0
0
0

Wind Speed/Direction (mph)

30
31
31
32
32
32
33
34
34
34
34
33
32
32
31
29
26
24
24
25
26
26
26
26

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
5
4
4
3
3
3
3
3
4
3
2
2
2
2
2
2
2
2
1
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

93
91
89
87
86
89
90
88
86
80
76
77
76
77
78
77
75
75
74
74
74
75
76
76

Pressure (mb)

992
991
991
990
990
990
990
991
991
992
993
994
994
995
995
996
996
997
997
998
999
1000
1002
1002

Ozone (du)

313
318
326
334
346
367
379
384
393
406
412
414
412
406
403
403
406
408
409
409
409
407
406
404

Friday 12

Waning Crescent 1%

06:39

16:51

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

Sun - Rise: 06:21, Set: 18:03, Transit: 12:12. Moon - Rise: 06:39, Set: 16:51. Civil Dark: 18:36 - 05:48. Nautical Dark: 19:15 - 05:09. Astro Dark: 19:56 - 04:28

Total Clouds (% Sky Obscured)

63
63
63
63
63
1
1
1
1
1
1
47
47
47
47
47
47
18
18
18
18
18
18
100

Low Clouds (% Sky Obscured)

42
42
42
42
42
0
0
0
0
0
0
31
31
31
31
31
31
16
16
16
16
16
16
100

Medium Clouds (% Sky Obscured)

38
38
38
38
38
1
1
1
1
1
1
39
39
39
39
39
39
6
6
6
6
6
6
6

High Clouds (% Sky Obscured)

48
48
48
48
48
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
9
10
10
11
11
9
6
4
3
0
0
0
0
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.03
0.05
0.06
0.05
0.03
0.02
0.01
0
0
0
0
0.01

Wind Speed/Direction (mph)

25
24
23
21
19
18
18
19
20
20
20
20
21
21
21
19
17
15
13
12
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
3
2
2
1
2
2
3
4
5
6
10
11
11
10
5
4
4
3
3
2
2
2

Dew Point (°C)

3
4
4
4
3
3
3
4
4
4
3
3
4
5
5
5
4
4
4
4
4
4
4
5

Relative Humidity (%)

77
78
79
81
82
82
81
81
79
75
70
66
65
67
70
71
73
74
79
83
87
89
91
93

Pressure (mb)

1003
1004
1004
1005
1005
1005
1006
1006
1007
1007
1006
1006
1006
1005
1005
1005
1004
1005
1005
1005
1005
1005
1005
1004

Ozone (du)

402
401
401
405
411
414
409
400
395
394
397
400
403
408
412
414
416
418
419
419
420
421
421
422

Saturday 13

New Moon 0%

06:56

18:03

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

Sun - Rise: 06:19, Set: 18:04, Transit: 12:12. Moon - Rise: 06:56, Set: 18:03. Civil Dark: 18:38 - 05:46. Nautical Dark: 19:17 - 05:06. Astro Dark: 19:58 - 04:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
84
84
84
84
84
84
100
100
100
100
100
100
90
90
90
90
90
90
94

Low Clouds (% Sky Obscured)

100
100
100
100
100
22
22
22
22
22
22
19
19
19
19
19
19
23
23
23
23
23
23
91

Medium Clouds (% Sky Obscured)

6
6
6
6
6
78
78
78
78
78
78
98
98
98
98
98
98
52
52
52
52
52
52
5

High Clouds (% Sky Obscured)

0
0
0
0
0
34
34
34
34
34
34
100
100
100
100
100
100
85
85
85
85
85
85
37

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
8
5
4
6
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

12
32
39
28
11
0
16
34
46
48
53
61
60
55
51
51
57
55
49
35
22
23
29
33

Precipitation Amount (mm)

0.03
0.15
0.24
0.13
0.02
0
0.02
0.15
0.32
0.39
0.46
0.52
0.45
0.4
0.41
0.48
0.89
1.25
0.84
0.28
0.08
0.11
0.27
0.37

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
5
6
6
6
6
6
6
6
6
7
7
6
6
6
5
5
5
5
5

Relative Humidity (%)

94
95
94
94
95
96
97
98
97
96
94
92
88
83
81
81
84
88
90
91
91
92
94
96

Pressure (mb)

1004
1003
1003
1002
1002
1001
1001
1000
1000
1000
999
998
997
997
996
995
994
993
994
994
995
994
994
994

Ozone (du)

422
423
424
426
429
432
434
437
440
441
443
445
447
450
452
452
452
452
453
454
455
453
451
447

Forecast for Bletchley, Milton Keynes, UK (51.99,-0.74)

Generated: 07/03/21 01:01:47. Forecast: 07/03/21 to 13/03/21. Timezone: UTC+0.00