Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 39%

11:07

23:53

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 08:04, Set: 16:38, Transit: 12:21. Moon - Rise: 11:07, Set: 23:53. Civil Dark: 17:16 - 07:25. Nautical Dark: 17:57 - 06:44. Astro Dark: 18:37 - 06:04

Total Clouds (% Sky Obscured)

98
100
99
100
96
98
99
100
100
100
100
100
95
98
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
99
98
100
63
61
22
100
100
89
100
96
55
71
56
48
47
48
83
78
7
90
3
38

Medium Clouds (% Sky Obscured)

63
81
56
98
17
48
88
100
41
98
75
84
52
88
61
70
100
99
99
100
96
100
97
100

High Clouds (% Sky Obscured)

81
10
91
99
93
97
98
97
96
93
97
93
88
86
97
99
100
94
98
93
100
100
99
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

46
99
44
40
46
52
57
59
62
65
74
67
68
65
65
67
68
74
76
74
76
67
69
48

Precipitation Amount (mm)

0.17
0.61
0.19
0.15
0.16
0.2
0.24
0.3
0.48
0.6
0.79
0.4
0.48
0.34
0.32
0.57
0.57
1.09
1.25
0.84
0.94
0.72
0.58
0.17

Wind Speed/Direction (mph)

18
18
17
17
19
19
20
21
22
22
22
21
21
21
21
19
20
21
20
19
19
19
20
21

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
10
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

10
10
10
7
10
10
10
10
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Dew Point (°C)

9
9
9
9
9
9
9
9
9
10
10
10
11
11
11
11
11
11
11
10
10
10
10
9

Relative Humidity (%)

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

Pressure (mb)

1006
1006
1005
1005
1002
1001
999
999
997
997
996
995
994
994
993
993
992
992
992
991
991
990
989
989

Ozone (du)

280
283
290
294
300
301
300
301
302
301
299
299
301
300
300
299
300
299
298
299
300
301
298
300

Wednesday 20

First Quarter 49%

11:22

01:01

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
01 Bad
02 OK
03 OK
04 Bad
05 OK
06 OK
07 OK

Sun - Rise: 08:03, Set: 16:40, Transit: 12:21. Moon - Rise: 11:22, Set: 01:01. Civil Dark: 17:17 - 07:24. Nautical Dark: 17:58 - 06:43. Astro Dark: 18:38 - 06:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
100
100
83
99
96
98
100
29
2
3
22
41
18
16
31

Low Clouds (% Sky Obscured)

100
85
95
100
8
5
6
99
58
78
100
75
95
88
16
77
27
2
3
13
38
18
16
16

Medium Clouds (% Sky Obscured)

100
98
100
97
99
98
100
100
99
99
96
54
98
80
98
100
13
0
2
19
31
0
0
23

High Clouds (% Sky Obscured)

99
100
100
98
100
82
100
99
96
88
35
7
2
3
27
34
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
10
10
10
10
10
10
10
10
10
7
10
10
8
9
10
10
6
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
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
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 (%)

59
61
50
50
49
50
47
53
40
37
56
73
76
78
71
63
66
60
15
19
17
20
23
14

Precipitation Amount (mm)

0.56
0.61
0.35
0.36
0.28
0.19
0.13
0.4
0.15
0.19
0.35
0.84
1.59
1.79
1.05
0.48
0.31
0.28
0.06
0.13
0.07
0.08
0.09
0.04

Wind Speed/Direction (mph)

21
22
23
24
24
23
22
21
21
21
23
23
22
20
20
20
21
22
21
20
18
17
19
19

Chance of Frost

Temperature (°C)

11
10
10
10
10
10
10
10
10
10
10
10
10
9
7
6
5
5
5
5
5
5
5
5

Feels Like (°C)

11
10
6
6
10
10
10
10
10
10
6
6
6
5
3
1
-0
-1
-0
-0
0
0
0
1

Dew Point (°C)

9
9
8
8
9
9
9
9
9
9
9
10
10
9
7
5
4
4
3
3
3
3
3
3

Relative Humidity (%)

91
90
90
91
91
92
91
91
92
94
97
98
99
100
100
97
95
93
88
87
86
87
85
84

Pressure (mb)

988
988
987
987
986
985
984
983
981
980
979
978
977
977
978
980
981
982
983
985
985
986
985
985

Ozone (du)

302
305
307
310
306
306
307
310
314
319
322
326
325
327
331
332
340
340
341
339
338
336
343
342

Thursday 21

Waxing Gibbous 59%

11:37

02:09

08 Bad
09 Bad
10 Bad
11 Bad
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 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 08:02, Set: 16:41, Transit: 12:21. Moon - Rise: 11:37, Set: 02:09. Civil Dark: 17:19 - 07:23. Nautical Dark: 18:00 - 06:42. Astro Dark: 18:39 - 06:03

Total Clouds (% Sky Obscured)

57
36
98
99
100
100
100
100
100
98
31
31
31
31
31
31
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

27
23
40
54
30
20
20
20
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

52
28
44
91
100
100
100
100
100
98
31
31
31
31
31
31
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
98
98
100
98
88
82
63
73
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

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
None
None
None
None
None
None
None

Precipitation Probability (%)

19
20
18
16
16
15
11
10
10
10
9
0
0
4
0
0
0
4
4
5
4
0
0
0

Precipitation Amount (mm)

0.07
0.11
0.09
0.06
0.09
0.07
0.04
0.03
0.02
0.02
0.01
0
0
0.01
0
0
0
0.01
0.01
0.01
0.01
0
0
0

Wind Speed/Direction (mph)

19
20
20
20
20
18
16
14
12
10
9
9
9
8
9
9
8
8
8
8
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
2
2
2

Relative Humidity (%)

85
85
84
82
81
79
79
80
83
87
90
92
93
93
93
92
92
91
91
91
89
88
87
86

Pressure (mb)

986
986
987
987
986
986
985
985
985
985
985
986
986
987
988
988
989
989
990
990
991
991
992
992

Ozone (du)

339
336
333
330
336
337
338
338
339
341
341
341
341
341
342
343
346
347
347
347
349
349
350
350

Friday 22

Waxing Gibbous 68%

11:55

03:18

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

Sun - Rise: 07:59, Set: 16:43, Transit: 12:22. Moon - Rise: 11:55, Set: 03:18. Civil Dark: 17:20 - 07:22. Nautical Dark: 18:01 - 06:41. Astro Dark: 18:41 - 06:02

Total Clouds (% Sky Obscured)

0
0
0
0
44
44
44
44
44
44
97
97
97
97
97
97
93
93
93
93
93
93
99
99

Low Clouds (% Sky Obscured)

0
0
0
0
34
34
34
34
34
34
20
20
20
20
20
20
27
27
27
27
27
27
98
98

Medium Clouds (% Sky Obscured)

0
0
0
0
30
30
30
30
30
30
93
93
93
93
93
93
88
88
88
88
88
88
67
67

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
94
94
94
94
94
94
62
62
62
62
62
62
8
8

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
9
15
14
19
22
23
25
19
21
17
10
5
4
6
7
8
8
8
0

Precipitation Amount (mm)

0
0
0
0
0
0.06
0.18
0.12
0.1
0.1
0.11
0.12
0.05
0.05
0.04
0.04
0.03
0.03
0.06
0.09
0.05
0.02
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
2
3
3
3
3
2
2
2
1
1
1
1
1
1
1
1
2
3
3
2
2

Dew Point (°C)

1
1
1
2
2
2
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
1
1
1

Relative Humidity (%)

86
84
81
77
75
76
78
82
85
88
94
96
97
96
97
96
94
94
93
93
92
91
91
90

Pressure (mb)

993
994
995
995
995
995
995
996
996
996
995
995
995
996
996
996
996
996
996
996
996
996
995
995

Ozone (du)

350
349
349
352
353
355
356
358
359
359
359
360
362
363
363
364
365
368
370
373
373
372
370
372

Saturday 23

Waxing Gibbous 77%

12:17

04:26

08 Bad
09 Bad
10 Bad
11 Bad
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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:58, Set: 16:45, Transit: 12:22. Moon - Rise: 12:17, Set: 04:26. Civil Dark: 17:22 - 07:21. Nautical Dark: 18:03 - 06:40. Astro Dark: 18:42 - 06:01

Total Clouds (% Sky Obscured)

99
99
99
99
78
78
78
78
78
78
0
0
0
0
0
0
73
73
73
73
73
73
83
83

Low Clouds (% Sky Obscured)

98
98
98
98
78
78
78
78
78
78
0
0
0
0
0
0
0
0
0
0
0
0
29
29

Medium Clouds (% Sky Obscured)

67
67
67
67
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
80
80

High Clouds (% Sky Obscured)

8
8
8
8
0
0
0
0
0
0
0
0
0
0
0
0
73
73
73
73
73
73
2
2

ISS Passover

Visibility (miles)

10
7
7
9
9
9
9
9
9
9
8
10
10
10
10
10
10
10
10
10
10
6
3
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

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
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

Precipitation Probability (%)

7
21
30
29
25
24
30
35
34
31
41
38
34
27
23
20
22
17
16
20
29
54
63
58

Precipitation Amount (mm)

0.01
0.05
0.09
0.09
0.15
0.22
0.4
0.59
0.59
0.5
0.39
0.28
0.2
0.16
0.16
0.18
0.31
0.21
0.12
0.1
0.24
0.59
0.85
0.67

Wind Speed/Direction (mph)

3
3
4
6
10
10
9
8
8
8
9
8
8
7
6
4
3
5
8
11
13
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
90
91
85
82
82
84
88
93
98
99
99
98
98
98
99
98
96
95
94
94
94
91

Pressure (mb)

995
995
995
994
994
993
992
991
990
989
988
988
989
989
989
989
986
986
987
988
988
989
990
991

Ozone (du)

373
374
374
371
375
372
369
367
363
363
367
368
368
369
369
371
376
379
381
384
386
388
390
392

Sunday 24

Waxing Gibbous 85%

12:45

05:33

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

Sun - Rise: 07:57, Set: 16:46, Transit: 12:22. Moon - Rise: 12:45, Set: 05:33. Civil Dark: 17:23 - 07:20. Nautical Dark: 18:04 - 06:39. Astro Dark: 18:44 - 06:00

Total Clouds (% Sky Obscured)

83
83
83
83
20
20
20
20
20
20
10
10
10
10
10
10
0
0
0
0
0
0
1
1

Low Clouds (% Sky Obscured)

29
29
29
29
9
9
9
9
9
9
3
3
3
3
3
3
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

80
80
80
80
16
16
16
16
16
16
7
7
7
7
7
7
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

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

Precipitation Probability (%)

44
28
19
13
11
11
12
13
10
7
0
0
0
3
0
0
0
4
8
11
13
8
0
0

Precipitation Amount (mm)

0.35
0.17
0.08
0.03
0.01
0.01
0.03
0.04
0.03
0.01
0
0
0
0.01
0
0
0
0.06
0.31
0.52
0.31
0.06
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
1
1
1
1
1
2
2
2
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2

Relative Humidity (%)

90
90
87
84
81
80
81
83
84
85
85
87
89
91
91
91
90
89
89
89
88
87
87
87

Pressure (mb)

992
993
994
994
995
996
997
997
997
998
999
999
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1002
1003

Ozone (du)

393
395
397
400
401
401
400
399
397
395
393
392
392
391
390
389
389
389
391
391
391
390
389
388

Monday 25

Waxing Gibbous 91%

13:21

06:35

08 Good
09 Good
10 Good
11 Good
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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:55, Set: 16:48, Transit: 12:22. Moon - Rise: 13:21, Set: 06:35. Civil Dark: 17:25 - 07:19. Nautical Dark: 18:06 - 06:38. Astro Dark: 18:45 - 05:59

Total Clouds (% Sky Obscured)

1
1
1
1
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
73
73
73
73
73
73
0
0

High Clouds (% Sky Obscured)

1
1
1
1
100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
4
4

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
6
0
0
0
0
0
0
0
0
0
0
0
0
10
37
56
70
77
81
84
86
86
67

Precipitation Amount (mm)

0
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0.02
0.09
0.23
0.4
0.63
0.81
0.92
0.95
0.81
0.45

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
85
82
80
80
82
85
88
89
90
91
93
95
99
100
100
100
100
100
99
99
99
99

Pressure (mb)

1004
1006
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1012
1011
1010
1009
1008
1008
1007
1006
1006

Ozone (du)

388
387
383
378
374
371
369
365
360
355
349
345
341
337
332
328
325
326
328
331
331
332
333
335

Forecast for Bristol, City of Bristol, UK (51.45,-2.59)

Generated: 19/01/21 08:30:06. Forecast: 19/01/21 to 25/01/21. Timezone: UTC+0.00