Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Crescent 36%

03:45

11:05

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK
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 OK

Sun - Rise: 06:45, Set: 18:05, Transit: 12:25. Moon - Rise: 03:45, Set: 11:05. Civil Dark: 18:39 - 06:11. Nautical Dark: 19:18 - 05:32. Astro Dark: 19:59 - 04:52

Total Clouds (% Sky Obscured)

68
68
64
55
50
59
75
68
32
44
93
100
100
100
100
100
99
100
97
95
65
56
43
40

Low Clouds (% Sky Obscured)

68
68
64
55
50
59
75
66
24
41
93
100
100
100
100
100
99
100
97
95
65
56
43
12

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
11
23
14
3
1
2
2
2
2
0
0
0
0
0
0
1
31

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
6

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-2
-3
-3
-2
-2
-0
-0
0
1
1
2
2
1
1
-0
-1
-2
-2
-1
-1

Dew Point (°C)

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

Relative Humidity (%)

87
89
90
90
91
92
92
93
91
86
78
74
73
73
70
72
76
79
85
87
90
90
90
91

Pressure (mb)

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

Ozone (du)

355
353
351
349
349
351
354
356
358
357
356
356
359
361
364
366
368
370
373
374
374
374
372
373

Monday 8

Waning Crescent 26%

04:46

12:05

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

Sun - Rise: 06:43, Set: 18:07, Transit: 12:25. Moon - Rise: 04:46, Set: 12:05. Civil Dark: 18:41 - 06:09. Nautical Dark: 19:20 - 05:29. Astro Dark: 20:00 - 04:49

Total Clouds (% Sky Obscured)

77
56
84
50
16
55
94
92
90
91
87
51
13
15
39
33
4
21
74
71
59
69
57
70

Low Clouds (% Sky Obscured)

6
19
29
26
16
7
6
6
6
5
2
1
7
14
39
33
4
3
12
13
12
11
11
26

Medium Clouds (% Sky Obscured)

39
28
10
6
0
9
1
0
0
0
0
0
0
0
0
0
0
19
70
57
5
1
0
0

High Clouds (% Sky Obscured)

69
39
77
32
0
50
93
91
89
91
87
50
6
1
0
0
0
0
2
27
53
65
52
59

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
10
10
10
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
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
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
13
12
7
7
6
6
7
6
4
4
3
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
95
95
95
95
95
98
100
100
100
96
90
88
84
80
81
86
93
95
100
100
100
100
100

Pressure (mb)

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

Ozone (du)

369
367
365
363
362
361
361
357
355
352
348
344
342
341
340
340
340
342
342
344
348
351
351
349

Tuesday 9

Waning Crescent 17%

05:33

13:15

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

Sun - Rise: 06:40, Set: 18:09, Transit: 12:25. Moon - Rise: 05:33, Set: 13:15. Civil Dark: 18:43 - 06:07. Nautical Dark: 19:22 - 05:27. Astro Dark: 20:02 - 04:47

Total Clouds (% Sky Obscured)

83
89
88
89
60
46
31
66
89
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
51
43
41
16
13
22
41
81
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
11
45
39
20
53
56
80
51
79
24
24
24
24
24
24
98
98
98
98
98
98

High Clouds (% Sky Obscured)

72
78
78
81
23
9
0
10
23
0
56
91
99
99
99
99
99
99
100
100
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
9
10
10
10
10
10
10
10
10
10
10
10
10
8
6

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
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
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

5
7
9
9
8
18
30
29
21
22
25
23
20
17
17
19
20
19
19
30
48
63
72
77

Precipitation Amount (mm)

0.03
0.04
0.06
0.07
0.06
0.09
0.12
0.11
0.09
0.09
0.08
0.07
0.07
0.05
0.06
0.06
0.06
0.03
0.03
0.1
0.41
0.83
1.14
1.52

Wind Speed/Direction (mph)

8
8
9
9
10
10
9
9
10
10
11
11
12
12
11
11
12
12
14
15
15
15
17
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-1
-2
-1
-1
-1
-1
-0
0
0
2
3
3
3
2
2
2
2
2
2
1
2

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1022
1021
1021
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1017
1017
1016
1015
1014
1013
1013
1012
1011
1010
1009

Ozone (du)

350
350
352
352
350
348
356
357
353
351
347
347
350
347
345
344
341
341
332
327
322
321
319
316

Wednesday 10

Waning Crescent 9%

06:07

14:30

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

Sun - Rise: 06:38, Set: 18:11, Transit: 12:24. Moon - Rise: 06:07, Set: 14:30. Civil Dark: 18:44 - 06:04. Nautical Dark: 19:24 - 05:25. Astro Dark: 20:04 - 04:44

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)

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

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
81
81
81
81
81
81
86
86
86
86
86
86
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

80
82
83
83
81
81
77
69
69
49
42
40
59
65
79
83
83
78
73
60
56
36
27
27

Precipitation Amount (mm)

1.22
1.43
1.53
1.45
1.2
1.45
1.82
1.06
0.55
0.27
0.18
0.15
0.47
0.62
1.18
1.82
2.13
1.9
1.56
1
0.64
0.4
0.32
0.46

Wind Speed/Direction (mph)

22
22
22
22
20
18
17
14
12
11
10
11
15
15
16
16
18
22
25
26
28
29
30
31

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Pressure (mb)

1007
1005
1004
1003
1002
1002
1002
1002
1002
1002
1002
1002
1001
1000
999
997
996
995
994
993
992
991
991
991

Ozone (du)

316
315
316
318
317
316
314
312
309
308
308
305
301
300
298
297
297
297
297
297
299
302
306
311

Thursday 11

Waning Crescent 4%

06:32

15:47

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

Sun - Rise: 06:36, Set: 18:12, Transit: 12:24. Moon - Rise: 06:32, Set: 15:47. Civil Dark: 18:46 - 06:02. Nautical Dark: 19:26 - 05:22. Astro Dark: 20:06 - 04:42

Total Clouds (% Sky Obscured)

79
79
79
79
79
79
100
100
100
100
100
100
91
91
91
91
91
91
80
80
80
80
80
80

Low Clouds (% Sky Obscured)

61
61
61
61
61
61
77
77
77
77
77
77
87
87
87
87
87
87
63
63
63
63
63
63

Medium Clouds (% Sky Obscured)

57
57
57
57
57
57
100
100
100
100
100
100
58
58
58
58
58
58
41
41
41
41
41
41

High Clouds (% Sky Obscured)

0
0
0
0
0
0
86
86
86
86
86
86
7
7
7
7
7
7
45
45
45
45
45
45

ISS Passover

Visibility (miles)

10
10
10
10
10
8
10
8
6
9
4
3
1
4
9
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

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

Precipitation Probability (%)

35
26
27
29
36
43
43
47
35
27
25
30
34
39
34
31
41
39
35
35
20
11
14
23

Precipitation Amount (mm)

0.56
0.38
0.33
0.31
0.44
0.77
0.97
0.95
0.69
0.53
0.49
0.51
0.56
0.44
0.32
0.29
0.47
0.92
1.21
0.81
0.3
0.1
0.1
0.17

Wind Speed/Direction (mph)

32
33
34
34
34
34
34
34
33
32
32
30
28
27
26
25
25
25
25
25
24
24
23
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
0
-0
-1
-1
-1
-1
-2
-2
-2
-3
-3
-3
-3
-3
-3
-2
-2
-2
-2
-2
-2
-2

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
100
99
99
100
100
100
99
98
95
93
92
93
94
96
99

Pressure (mb)

989
988
987
986
986
987
987
988
989
990
991
992
993
994
994
995
995
995
996
997
999
1000
1001
1002

Ozone (du)

321
336
351
364
372
381
394
413
423
418
412
411
408
409
413
415
415
414
413
412
411
409
407
404

Friday 12

Waning Crescent 1%

06:52

17:02

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

Sun - Rise: 06:33, Set: 18:14, Transit: 12:24. Moon - Rise: 06:52, Set: 17:02. Civil Dark: 18:48 - 06:00. Nautical Dark: 19:27 - 05:20. Astro Dark: 20:08 - 04:39

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
86
86
86
86
86
86
90
90
90
90
90
90
27
27
27
27
27
27

Low Clouds (% Sky Obscured)

93
93
93
93
93
93
83
83
83
83
83
83
55
55
55
55
55
55
27
27
27
27
27
27

Medium Clouds (% Sky Obscured)

89
89
89
89
89
89
34
34
34
34
34
34
84
84
84
84
84
84
0
0
0
0
0
0

High Clouds (% Sky Obscured)

72
72
72
72
72
72
0
0
0
0
0
0
20
20
20
20
20
20
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
9
9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

30
28
25
22
18
20
19
21
20
18
13
15
15
15
18
24
29
30
36
26
13
10
21
33

Precipitation Amount (mm)

0.23
0.24
0.24
0.24
0.21
0.18
0.15
0.13
0.12
0.11
0.07
0.05
0.05
0.09
0.2
0.3
0.33
0.31
0.24
0.13
0.04
0.03
0.1
0.29

Wind Speed/Direction (mph)

21
21
21
21
20
19
19
18
17
17
17
18
18
18
18
17
15
13
11
10
10
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-0
1
2
3
2
1
1
1
1
1
1
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
100
98
92
87
86
89
93
98
99
99
99
100
100
100
100

Pressure (mb)

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

Ozone (du)

402
402
403
404
403
401
400
400
401
402
404
407
409
412
415
416
417
417
417
418
419
420
424
428

Saturday 13

New Moon 0%

07:08

18:15

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

Sun - Rise: 06:31, Set: 18:16, Transit: 12:24. Moon - Rise: 07:08, Set: 18:15. Civil Dark: 18:50 - 05:57. Nautical Dark: 19:29 - 05:18. Astro Dark: 20:10 - 04:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
73
73
73
73
73
73

Low Clouds (% Sky Obscured)

99
99
99
99
99
99
100
100
100
100
100
100
98
98
98
98
98
98
45
45
45
45
45
45

Medium Clouds (% Sky Obscured)

13
13
13
13
13
13
82
82
82
82
82
82
39
39
39
39
39
39
38
38
38
38
38
38

High Clouds (% Sky Obscured)

98
98
98
98
98
98
81
81
81
81
81
81
63
63
63
63
63
63
49
49
49
49
49
49

ISS Passover

Visibility (miles)

10
10
10
10
10
10
8
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

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
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 (%)

35
23
10
5
6
13
24
32
39
41
37
28
25
27
37
48
50
39
28
26
27
22
12
8

Precipitation Amount (mm)

0.43
0.26
0.05
0.01
0.01
0.03
0.08
0.13
0.21
0.25
0.21
0.14
0.12
0.2
0.41
0.53
0.37
0.16
0.07
0.05
0.06
0.06
0.05
0.03

Wind Speed/Direction (mph)

7
7
6
5
4
4
4
5
6
8
11
14
17
17
17
16
14
13
11
11
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
2
2
2
3
3
3
2
2
2
2
2
3
3
2
2
1
1
1
1
0
0
0
-0

Dew Point (°C)

4
4
4
4
4
4
4
4
4
5
5
6
5
5
5
5
5
5
4
4
4
4
4
4

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
100
100
96
90
87
88
92
98
98
98
99
100
100
100
100

Pressure (mb)

1002
1001
1001
1000
999
999
998
998
997
997
996
995
995
993
992
992
992
992
992
992
993
993
994
994

Ozone (du)

431
433
434
435
438
441
443
444
445
446
450
454
457
457
456
455
455
457
455
449
440
433
429
426

Forecast for Rhayader LD6 5HF, UK (52.27,-3.69)

Generated: 07/03/21 00:46:25. Forecast: 07/03/21 to 13/03/21. Timezone: UTC+0.00