Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Crescent 37%

03:30

10:50

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

Sun - Rise: 06:30, Set: 17:51, Transit: 12:11. Moon - Rise: 03:30, Set: 10:50. Civil Dark: 18:25 - 05:57. Nautical Dark: 19:04 - 05:17. Astro Dark: 19:44 - 04:37

Total Clouds (% Sky Obscured)

100
89
88
61
56
76
67
52
35
76
84
98
98
100
100
100
98
80
33
3
4
5
16
32

Low Clouds (% Sky Obscured)

100
89
88
61
56
76
67
52
35
76
84
98
98
100
100
100
98
80
33
1
0
1
9
25

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
4
15
30

High Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
86
86
86
86
83
75
69
63
60
57
55
54
56
59
65
72
79
83
85
86
89

Pressure (mb)

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

Ozone (du)

385
385
384
379
375
376
375
374
372
370
370
366
363
365
368
367
365
366
366
366
368
372
372
376

Monday 8

Waning Crescent 26%

04:31

11:50

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

Sun - Rise: 06:28, Set: 17:53, Transit: 12:10. Moon - Rise: 04:31, Set: 11:50. Civil Dark: 18:26 - 05:54. Nautical Dark: 19:06 - 05:15. Astro Dark: 19:46 - 04:35

Total Clouds (% Sky Obscured)

37
98
99
87
95
97
90
98
98
95
88
88
81
63
77
95
81
66
43
9
2
1
6
9

Low Clouds (% Sky Obscured)

27
9
19
26
20
24
7
16
0
0
0
0
0
41
56
88
77
63
40
8
1
0
2
0

Medium Clouds (% Sky Obscured)

29
20
71
84
70
67
65
66
87
55
44
54
50
56
62
81
27
12
10
0
1
1
5
9

High Clouds (% Sky Obscured)

8
98
97
65
89
93
82
95
96
91
83
79
66
0
3
0
0
2
0
1
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
22
20
13
9
9
11
5
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.07
0.06
0.05
0.04
0.05
0.06
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
0
0
0
0
0
1
2
3
5
6
8
9
10
10
9
7
6
5
5
4
4
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
93
94
94
95
96
95
92
89
83
86
80
75
73
76
80
83
87
91
93
93
93
92

Pressure (mb)

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

Ozone (du)

376
375
374
371
370
369
371
373
373
373
370
362
358
353
352
356
359
358
355
352
348
346
345
343

Tuesday 9

Waning Crescent 17%

05:17

13:00

01 Good
02 OK
03 OK
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
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: 06:26, Set: 17:54, Transit: 12:10. Moon - Rise: 05:17, Set: 13:00. Civil Dark: 18:28 - 05:52. Nautical Dark: 19:07 - 05:13. Astro Dark: 19:48 - 04:32

Total Clouds (% Sky Obscured)

5
13
9
2
0
0
0
0
0
2
0
0
0
0
0
0
0
100
100
100
100
100
100
100

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
27

Medium Clouds (% Sky Obscured)

5
13
9
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
94

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
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
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
None
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

0
3
4
3
2
0
0
0
0
0
0
16
10
7
6
4
0
0
0
0
0
0
3
11

Precipitation Amount (mm)

0
0.01
0.02
0.02
0.01
0
0
0
0
0
0
0.08
0.06
0.03
0.01
0.01
0
0
0
0
0
0
0.03
0.06

Wind Speed/Direction (mph)

8
8
9
9
10
7
8
9
10
11
12
11
12
13
13
12
11
12
13
15
16
17
18
20

Chance of Frost

Temperature (°C)

3
3
3
3
3
1
2
3
4
5
7
7
9
10
11
11
10
8
8
7
7
7
7
8

Feels Like (°C)

-1
-1
-1
-1
-1
-2
-2
-1
0
2
3
4
6
10
11
11
7
5
4
4
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

92
93
93
92
92
91
92
92
90
86
80
84
76
70
67
68
71
80
83
83
82
83
86
88

Pressure (mb)

1021
1021
1020
1020
1020
1021
1021
1021
1021
1021
1021
1019
1019
1018
1018
1017
1017
1017
1017
1016
1016
1015
1014
1013

Ozone (du)

343
346
350
352
351
349
348
350
350
351
352
365
365
361
355
352
351
340
339
336
333
329
327
324

Wednesday 10

Waning Crescent 10%

05:52

14:15

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: 06:23, Set: 17:56, Transit: 12:10. Moon - Rise: 05:52, Set: 14:15. Civil Dark: 18:30 - 05:50. Nautical Dark: 19:09 - 05:10. Astro Dark: 19:50 - 04:30

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
98

Low Clouds (% Sky Obscured)

27
27
27
27
27
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
98

Medium Clouds (% Sky Obscured)

94
94
94
94
94
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100
100
16

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
98
98
98
98
98
98
9

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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very 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 (%)

16
35
41
51
49
60
66
60
59
50
39
37
39
51
60
61
50
45
36
24
21
9
9
14

Precipitation Amount (mm)

0.1
0.24
0.28
0.32
0.28
0.36
0.47
0.42
0.47
0.31
0.19
0.16
0.16
0.29
0.44
0.45
0.33
0.28
0.16
0.06
0.09
0.06
0.05
0.08

Wind Speed/Direction (mph)

21
23
23
24
24
24
24
23
21
20
19
20
20
19
18
20
21
23
24
25
27
28
30
30

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
91
92
93
94
97
100
100
100
99
97
97
99
100
99
97
95
95
96
96
95
94
97

Pressure (mb)

1011
1010
1008
1007
1006
1005
1004
1004
1004
1004
1003
1003
1002
1001
1000
999
998
998
997
996
995
995
994
992

Ozone (du)

324
325
321
320
321
325
327
328
327
325
321
318
315
312
307
304
304
303
302
302
302
301
303
308

Thursday 11

Waning Crescent 4%

06:17

15:32

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 OK

Sun - Rise: 06:21, Set: 17:58, Transit: 12:10. Moon - Rise: 06:17, Set: 15:32. Civil Dark: 18:32 - 05:47. Nautical Dark: 19:11 - 05:08. Astro Dark: 19:51 - 04:28

Total Clouds (% Sky Obscured)

98
98
98
98
98
48
48
48
48
48
48
81
81
81
81
81
81
67
67
67
67
67
67
36

Low Clouds (% Sky Obscured)

98
98
98
98
98
45
45
45
45
45
45
20
20
20
20
20
20
15
15
15
15
15
15
16

Medium Clouds (% Sky Obscured)

16
16
16
16
16
23
23
23
23
23
23
34
34
34
34
34
34
31
31
31
31
31
31
10

High Clouds (% Sky Obscured)

9
9
9
9
9
0
0
0
0
0
0
72
72
72
72
72
72
59
59
59
59
59
59
23

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
None
None
None
None
None
None

Precipitation Probability (%)

9
18
10
8
12
20
21
16
14
14
15
11
12
15
16
13
10
8
5
4
4
4
0
0

Precipitation Amount (mm)

0.06
0.18
0.12
0.09
0.1
0.13
0.06
0.03
0.02
0.02
0.03
0.02
0.04
0.06
0.08
0.07
0.06
0.04
0.03
0.02
0.01
0.01
0
0

Wind Speed/Direction (mph)

30
29
31
32
33
33
33
33
33
34
35
33
33
33
32
30
27
25
25
26
26
26
26
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
10
5
4
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
1
1
2

Dew Point (°C)

11
10
8
7
7
6
6
6
6
5
5
4
4
4
4
4
3
2
2
2
2
2
2
3

Relative Humidity (%)

94
92
86
85
85
86
87
88
85
81
77
74
73
75
75
73
71
70
69
69
70
71
73
75

Pressure (mb)

991
991
990
990
990
989
989
990
990
991
992
992
993
994
994
995
995
996
996
997
998
999
1000
1001

Ozone (du)

313
318
324
332
343
366
379
384
390
401
405
406
405
401
399
400
402
405
406
407
408
407
406
405

Friday 12

Waning Crescent 1%

06:37

16:47

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

Sun - Rise: 06:19, Set: 18:00, Transit: 12:09. Moon - Rise: 06:37, Set: 16:47. Civil Dark: 18:33 - 05:45. Nautical Dark: 19:13 - 05:06. Astro Dark: 19:53 - 04:25

Total Clouds (% Sky Obscured)

36
36
36
36
36
1
1
1
1
1
1
21
21
21
21
21
21
38
38
38
38
38
38
3

Low Clouds (% Sky Obscured)

16
16
16
16
16
1
1
1
1
1
1
13
13
13
13
13
13
23
23
23
23
23
23
3

Medium Clouds (% Sky Obscured)

10
10
10
10
10
0
0
0
0
0
0
16
16
16
16
16
16
27
27
27
27
27
27
1

High Clouds (% Sky Obscured)

23
23
23
23
23
0
0
0
0
0
0
2
2
2
2
2
2
9
9
9
9
9
9
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.01
0.02
0.03
0.04
0.04
0.05
0.05
0.04
0.02
0
0
0
0
0.01

Wind Speed/Direction (mph)

24
23
22
21
19
18
19
20
20
21
21
21
21
21
20
18
16
14
13
13
13
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
80
81
80
79
79
79
78
73
68
63
62
63
66
67
70
73
77
79
82
86
89
91

Pressure (mb)

1002
1003
1003
1004
1004
1004
1005
1006
1005
1006
1006
1006
1005
1005
1004
1004
1004
1004
1004
1005
1005
1005
1005
1004

Ozone (du)

402
399
398
399
402
403
402
399
397
397
397
398
400
404
408
412
415
418
419
420
420
420
420
420

Saturday 13

New Moon 0%

06:54

18:00

01 OK
02 OK
03 OK
04 OK
05 OK
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: 06:16, Set: 18:01, Transit: 12:09. Moon - Rise: 06:54, Set: 18:00. Civil Dark: 18:35 - 05:43. Nautical Dark: 19:15 - 05:03. Astro Dark: 19:55 - 04:23

Total Clouds (% Sky Obscured)

3
3
3
3
3
95
95
95
95
95
95
100
100
100
100
100
100
88
88
88
88
88
88
85

Low Clouds (% Sky Obscured)

3
3
3
3
3
3
3
3
3
3
3
100
100
100
100
100
100
28
28
28
28
28
28
53

Medium Clouds (% Sky Obscured)

1
1
1
1
1
95
95
95
95
95
95
100
100
100
100
100
100
27
27
27
27
27
27
3

High Clouds (% Sky Obscured)

0
0
0
0
0
49
49
49
49
49
49
100
100
100
100
100
100
83
83
83
83
83
83
70

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
9
7
8
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
None
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

10
24
29
21
8
0
9
21
30
27
21
22
26
30
36
39
50
52
43
23
11
5
14
18

Precipitation Amount (mm)

0.03
0.12
0.18
0.11
0.02
0
0.02
0.12
0.22
0.2
0.15
0.13
0.13
0.14
0.15
0.22
0.57
0.84
0.52
0.12
0.01
0.02
0.07
0.14

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
94
95
96
97
99
97
91
85
82
84
89
92
91
89
88
89
90
91
92
92
93

Pressure (mb)

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

Ozone (du)

421
423
425
426
427
429
431
434
436
440
444
447
448
448
448
449
450
452
454
456
457
458
457
454

Forecast for Bourn, Cambridgeshire, UK (52.20,-0.05)

Generated: 07/03/21 01:03:53. Forecast: 07/03/21 to 13/03/21. Timezone: UTC+0.00