Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 16

Waning Crescent 1%

07:11

16:12

00 Good
01 OK
02 Bad
03 Bad
04 OK
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: 07:17, Set: 17:24, Transit: 12:21. Moon - Rise: 07:11, Set: 16:12. Civil Dark: 17:58 - 06:43. Nautical Dark: 18:37 - 06:04. Astro Dark: 19:16 - 05:25

Total Clouds (% Sky Obscured)

5
13
60
100
15
39
59
63
69
61
73
76
61
87
92
98
100
98
69
58
43
47
54
74

Low Clouds (% Sky Obscured)

46
52
54
34
37
41
60
59
57
61
73
61
46
49
52
61
62
59
53
54
43
47
54
74

Medium Clouds (% Sky Obscured)

2
25
1
3
43
15
1
0
0
0
0
0
30
51
58
95
86
74
31
7
18
0
0
0

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)

-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
8
9
7
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
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
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
10
0
0
13
40
59
58
50
30
3
0
0
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
10
12
11
11
11
15
13
14
18
20
20
20
20
20
18
16
14
12
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
88
83
93
87
85
84
82
83
82
82
81
79
79
78
81
86
88
86
89
88
85
85

Pressure (mb)

997
997
997
996
996
997
997
997
998
998
999
999
999
998
998
999
1000
1000
1001
1002
1003
1004
1005
1006

Ozone (du)

383
387
388
387
386
386
383
396
399
396
401
398
401
403
403
404
398
390
391
387
380
376
380
379

Tuesday 17

New Moon 0%

07:26

17:32

00 Bad
01 Bad
02 OK
03 Good
04 Good
05 OK
06 OK
07 OK
08 Good
09 Good
10 OK
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: 07:15, Set: 17:26, Transit: 12:21. Moon - Rise: 07:26, Set: 17:32. Civil Dark: 18:00 - 06:41. Nautical Dark: 18:39 - 06:02. Astro Dark: 19:18 - 05:23

Total Clouds (% Sky Obscured)

50
95
29
10
12
32
18
23
11
10
40
91
100
100
100
100
92
90
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
37
29
5
7
8
18
20
0
8
40
52
44
28
29
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
9
40
100
100
92
90
98
100
91
100
100
100

High Clouds (% Sky Obscured)

0
40
6
6
8
11
1
2
7
4
40
90
100
100
100
100
54
63
100
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
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)

12
12
11
13
13
12
11
10
9
9
10
10
9
8
7
6
4
3
3
4
6
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
76
77
78
83
84
86
84
78
73
67
63
62
61
62
70
72
74
77
80
80
80
75

Pressure (mb)

1006
1007
1008
1009
1009
1010
1011
1012
1013
1014
1015
1015
1016
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

378
375
369
367
363
364
366
363
359
355
353
352
348
346
342
344
344
345
349
353
359
362
363
364

Wednesday 18

Waxing Crescent 1%

07:39

18:53

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: 07:13, Set: 17:28, Transit: 12:20. Moon - Rise: 07:39, Set: 18:53. Civil Dark: 18:02 - 06:39. Nautical Dark: 18:41 - 06:00. Astro Dark: 19:19 - 05:22

Total Clouds (% Sky Obscured)

100
100
90
80
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
28
27
48
46
50
53
55
35
38
25
74
66
100
100
100
100
100
93
88

Medium Clouds (% Sky Obscured)

100
100
90
80
94
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
50
27
42
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
85
86

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
2
0
0
0
0
1

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
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
13
51
95
95
95
95
95
95
82

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.5
1.9
1.5
1.2
1.1
0.5

Wind Speed/Direction (mph)

8
8
9
10
10
11
11
12
14
15
17
19
22
23
23
24
25
25
26
26
26
25
24
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
73
74
77
77
77
77
77
78
78
74
72
71
71
72
73
73
74
85
93
98
96
96
94

Pressure (mb)

1015
1015
1014
1013
1012
1012
1011
1011
1010
1008
1007
1006
1004
1002
1001
999
998
997
996
996
996
995
995
995

Ozone (du)

365
368
374
372
371
369
366
365
365
365
365
365
364
368
369
374
374
375
375
377
379
380
383
384

Thursday 19

Waxing Crescent 5%

07:51

20:14

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 OK
16 OK
17 Good
18 Good
19 Good
20 Good
21 Good
22 OK
23 Good

Sun - Rise: 07:11, Set: 17:29, Transit: 12:20. Moon - Rise: 07:51, Set: 20:14. Civil Dark: 18:04 - 06:37. Nautical Dark: 18:42 - 05:58. Astro Dark: 19:21 - 05:20

Total Clouds (% Sky Obscured)

100
100
100
100
100
94
94
95
96
91
87
81
83
50
55
36
18
0
2
3
4
5
10
7

Low Clouds (% Sky Obscured)

88
91
89
94
77
54
46
39
41
41
42
45
33
17
0
0
0
0
0
0
1
1
1
0

Medium Clouds (% Sky Obscured)

100
84
45
44
100
93
92
93
93
72
33
79
27
30
32
24
11
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

87
86
85
89
90
0
18
54
70
51
29
15
10
0
0
0
0
0
1
2
2
5
8
7

ISS Passover

Visibility (miles)

1
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 (%)

46
31
18
15
5
2
2
1
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)

25
25
24
24
24
23
21
21
20
20
20
19
18
18
17
16
14
11
9
6
4
3
2
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
88
84
88
86
83
78
78
80
81
80
80
79
79
79
76
76
77
83
86
88
89
87
86

Pressure (mb)

996
996
997
998
999
1000
1001
1003
1005
1007
1009
1011
1012
1013
1015
1016
1017
1019
1020
1022
1023
1024
1025
1025

Ozone (du)

388
390
382
376
374
368
365
365
364
365
364
361
359
356
362
363
358
353
349
344
340
337
331
320

Friday 20

Waxing Crescent 11%

08:03

21:37

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

Sun - Rise: 07:09, Set: 17:31, Transit: 12:20. Moon - Rise: 08:03, Set: 21:37. Civil Dark: 18:05 - 06:35. Nautical Dark: 18:44 - 05:56. Astro Dark: 19:23 - 05:18

Total Clouds (% Sky Obscured)

27
55
90
100
100
100
100
100
100
100
100
100
95
90
85
89
95
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

0
0
0
1
1
1
0
0
0
6
13
20
30
38
51
62
73
83
80
78
77
83
89
96

Medium Clouds (% Sky Obscured)

22
40
65
70
71
100
100
100
100
100
99
60
70
72
68
77
89
100
100
100
99
93
57
55

High Clouds (% Sky Obscured)

27
55
89
100
100
100
100
100
100
100
100
100
77
53
42
62
79
100
100
100
99
75
70
55

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
2
0
0
0
0
1
2
0
2
4
3
23
35
42

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
3
3
3
4
4
5
6
8
9
11
12
13
15
15
15
16
16
16
17
18
18
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
87
87
87
86
83
80
77
77
75
78
76
76
79
87
90
93
91
91
93
93
93

Pressure (mb)

1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1021

Ozone (du)

314
313
310
311
315
323
327
332
335
337
340
343
338
337
334
334
336
333
333
329
324
322
321
320

Saturday 21

Waxing Crescent 20%

08:16

23:03

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: 07:07, Set: 17:33, Transit: 12:20. Moon - Rise: 08:16, Set: 23:03. Civil Dark: 18:07 - 06:33. Nautical Dark: 18:46 - 05:54. Astro Dark: 19:24 - 05:16

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
100
99
99
93
87
79
86
93
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

95
94
93
91
89
87
84
81
78
77
75
75
83
92
100
98
96
94
95
97
98
97
97
96

Medium Clouds (% Sky Obscured)

37
27
23
39
54
62
50
42
36
49
59
63
64
70
70
80
86
91
68
43
21
25
33
37

High Clouds (% Sky Obscured)

72
86
100
100
100
100
99
99
98
78
53
32
33
36
42
61
80
99
99
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
3
2
1
1
0
0
0
0

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

Precipitation Probability (%)

58
48
34
23
13
0
1
2
1
3
6
8
21
44
66
80
81
64
47
37
32
32
28
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.6
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
18
18
19
17
16
15
16
16
17
17
17
17
17
18
18
17
16
16
17
18
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
91
91
91
91
91
91
91
91
93
95
95
96
96
96
96
96
96
96
98
98
98

Pressure (mb)

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

Ozone (du)

322
322
321
321
320
319
318
315
312
308
305
303
300
298
297
296
299
302
305
308
311
315
315
316

Sunday 22

Waxing Crescent 30%

08:31

No Set

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: 07:05, Set: 17:35, Transit: 12:20. Moon - Rise: 08:31, Set: No Set. Civil Dark: 18:09 - 06:31. Nautical Dark: 18:47 - 05:53. Astro Dark: 19:26 - 05:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
87
93
97
100

Low Clouds (% Sky Obscured)

93
89
86
88
90
93
93
93
93
92
91
90
89
88
87
88
88
86
82
79
78
83
89
95

Medium Clouds (% Sky Obscured)

33
34
41
36
35
35
26
23
19
15
12
5
3
2
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
98
98
89
83
80
88
94
100
100
100
100
100
100
100
100
100
99
88
78
73
82
91
100

ISS Passover

Visibility (miles)

0
0
0
0
3
6
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 (%)

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

17
17
17
17
16
16
16
15
15
14
14
15
15
16
16
17
15
14
13
14
16
17
16
16

Chance of Frost

Temperature (°C)

11
11
10
10
10
10
10
10
10
10
11
11
12
12
12
12
12
11
10
10
10
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
95
93
95
95
93
90
87
86
84
83
83
84
86
88
85
85
82
85
85

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023

Ozone (du)

317
316
316
315
314
314
313
315
317
319
320
321
322
321
320
320
319
318
316
318
319
320
326
332

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 16/02/26 08:29:50. Forecast: 16/02/26 to 22/02/26. Timezone: UTC+0.00