Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 16

Waning Crescent 0%

07:36

16:16

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

Sun - Rise: 07:24, Set: 17:30, Transit: 12:28. Moon - Rise: 07:36, Set: 16:16. Civil Dark: 18:05 - 06:49. Nautical Dark: 18:44 - 06:09. Astro Dark: 19:23 - 05:30

Total Clouds (% Sky Obscured)

77
72
90
49
43
44
38
21
74
67
53
29
9
17
28
73
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

47
72
81
49
43
44
38
21
17
31
23
21
8
17
25
21
0
21
33
49
60
58
45
30

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34
57
98
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
24
40
25
29
4
5
5
48
100
100
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

Light Rain
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 (%)

62
26
20
5
4
1
1
2
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
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)

14
12
10
15
16
16
17
16
15
13
13
12
10
9
6
4
3
3
3
4
4
4
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
90
88
88
86
82
76
77
80
81
78
78
81
88
91
89
80
72
69
64
63
61
63

Pressure (mb)

999
1000
1001
1003
1004
1006
1007
1008
1009
1009
1011
1011
1012
1013
1013
1014
1015
1015
1016
1017
1017
1016
1016
1016

Ozone (du)

397
392
390
382
376
378
380
376
369
366
361
356
361
363
364
361
355
353
352
350
348
345
345
344

Tuesday 17

New Moon 1%

07:48

17:38

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:22, Set: 17:32, Transit: 12:28. Moon - Rise: 07:48, Set: 17:38. Civil Dark: 18:06 - 06:47. Nautical Dark: 18:46 - 06:08. Astro Dark: 19:25 - 05:28

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)

25
0
0
0
0
0
0
0
0
0
0
8
20
33
48
56
57
65
64
65
78
74
58
56

Medium Clouds (% Sky Obscured)

96
98
95
100
100
100
100
100
100
100
87
79
75
88
93
71
86
94
100
100
100
100
100
100

High Clouds (% Sky Obscured)

97
100
100
100
100
100
100
35
100
100
100
100
100
100
100
100
100
100
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
4
3
1
0
0
0
0
0
0
0
1
0
0
1
2
7

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)

7
7
6
8
9
10
12
12
12
14
12
14
14
14
14
14
15
17
19
21
22
22
23
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
69
74
78
74
73
73
70
67
71
74
77
81
83
83
83
81
78
77
77
76
72
72
73

Pressure (mb)

1016
1016
1016
1015
1015
1015
1014
1013
1013
1012
1012
1011
1010
1009
1009
1008
1007
1006
1005
1004
1002
1000
999
998

Ozone (du)

347
349
352
357
362
362
361
366
371
373
374
373
373
372
372
369
368
364
365
367
370
373
373
375

Wednesday 18

Waxing Crescent 5%

07:58

19:00

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:20, Set: 17:33, Transit: 12:28. Moon - Rise: 07:58, Set: 19:00. Civil Dark: 18:08 - 06:45. Nautical Dark: 18:48 - 06:06. Astro Dark: 19:27 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
99
95
69
71
69
60
55
57

Low Clouds (% Sky Obscured)

56
58
55
54
59
62
61
53
44
38
27
48
23
27
35
34
5
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
97
99
100
100
96
93
89
100
100
100
100
91
99
95
69
71
69
60
55
57

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
76
100
100
100
100
100
100
86
62
31
30
25
25
20
12

ISS Passover

Visibility (miles)

9
9
5
0
0
0
0
0
2
6
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
1
2
3
3
3
3
3
3
3
3
3
3

Precipitation Type

None
None
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
42
69
94
95
95
82
66
39
24
9
5
3
2
1
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.3
0.6
1
0.9
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

24
24
24
24
25
24
24
24
22
22
20
19
18
18
18
17
17
15
14
15
14
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-9
-9
-9
-10
-11
-10
-10
-9
-9
-8
-9
-8
-8
-8
-9
-8
-7
-6
-5
-4
-4
-3
-2

Dew Point (°C)

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

Relative Humidity (%)

77
78
83
91
92
94
94
94
91
87
86
84
83
83
83
84
86
88
88
86
86
83
83
82

Pressure (mb)

997
997
997
997
997
997
998
998
999
1000
1001
1001
1002
1004
1005
1006
1008
1010
1012
1013
1014
1015
1016
1017

Ozone (du)

373
372
371
368
368
370
373
377
379
367
363
363
364
361
358
358
356
354
351
346
353
354
352
348

Thursday 19

Waxing Crescent 11%

08:09

20:22

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

Sun - Rise: 07:18, Set: 17:35, Transit: 12:27. Moon - Rise: 08:09, Set: 20:22. Civil Dark: 18:10 - 06:43. Nautical Dark: 18:49 - 06:04. Astro Dark: 19:29 - 05:24

Total Clouds (% Sky Obscured)

38
27
31
38
35
26
65
41
92
96
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

0
1
1
1
0
1
0
0
9
18
27
35
43
51
57
62
67
70
73
75
83
91
98
95

Medium Clouds (% Sky Obscured)

22
0
9
17
25
22
13
3
19
37
52
100
100
100
94
87
80
86
94
100
94
89
47
90

High Clouds (% Sky Obscured)

23
27
28
16
5
7
21
17
60
80
100
100
100
100
100
100
100
100
100
100
92
85
79
77

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
7
9
9
9
9
9
9
9
9
9
9
1
0
4

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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
1
2
3
14
12
13
12
15
28
30
26
33
46

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)

8
5
3
2
2
2
3
2
2
3
3
3
4
4
4
5
5
6
10
11
12
13
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
86
91
91
92
92
94
94
92
92
94
94
92
94
94
94
93
93
93
94
98
98
98
98

Pressure (mb)

1018
1019
1021
1022
1023
1024
1024
1025
1025
1025
1026
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1022
1021
1020

Ozone (du)

341
341
331
326
322
314
305
301
300
298
299
304
311
318
321
328
330
329
334
335
339
338
337
332

Friday 20

Waxing Crescent 20%

08:21

21:46

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:16, Set: 17:37, Transit: 12:27. Moon - Rise: 08:21, Set: 21:46. Civil Dark: 18:12 - 06:41. Nautical Dark: 18:51 - 06:02. Astro Dark: 19:30 - 05:22

Total Clouds (% Sky Obscured)

98
98
98
98
99
97
96
88
94
93
94
95
96
97
98
99
100
95
90
86
90
95
100
98

Low Clouds (% Sky Obscured)

93
90
86
82
78
78
77
77
77
77
78
74
70
66
92
96
100
92
85
77
81
85
89
88

Medium Clouds (% Sky Obscured)

87
41
28
21
25
29
23
16
22
19
21
18
17
17
0
1
1
1
1
2
6
8
11
16

High Clouds (% Sky Obscured)

69
68
20
37
48
41
23
16
24
36
44
58
71
85
85
63
36
40
49
62
73
87
99
85

ISS Passover

Visibility (miles)

1
0
0
0
0
0
4
9
9
9
9
9
9
9
2
3
4
5
3
2
0
0
0
0

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

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

Precipitation Probability (%)

46
55
45
42
31
59
69
90
87
87
95
89
61
40
15
15
14
18
13
20
17
13
23
29

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.4
0.8
0.7
0.5
0.8
0.7
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

329
324
320
318
317
322
323
324
322
320
318
316
312
309
308
306
303
301
301
300
299
301
302
304

Saturday 21

Waxing Crescent 18%

08:36

23:13

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:14, Set: 17:39, Transit: 12:27. Moon - Rise: 08:36, Set: 23:13. Civil Dark: 18:13 - 06:39. Nautical Dark: 18:53 - 06:00. Astro Dark: 19:32 - 05:20

Total Clouds (% Sky Obscured)

97
95
97
98
100
100
100
100
100
100
100
100
99
99
99
99
98
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
85
88
91
95
96
98
98
99
100
100
100
99
98
97
96
95
93
92
91
92
92
93
88

Medium Clouds (% Sky Obscured)

23
31
31
31
31
32
37
37
36
33
31
22
12
2
8
12
16
10
5
0
0
0
0
1

High Clouds (% Sky Obscured)

75
69
75
83
94
72
50
28
26
24
31
53
77
91
81
70
64
74
88
100
98
95
94
91

ISS Passover

Visibility (miles)

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

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

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

Precipitation Probability (%)

42
64
65
64
83
60
45
46
35
20
19
19
16
18
16
10
2
6
4
3
9
10
5
15

Precipitation Amount (mm)

0
0.3
0.3
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)

15
14
14
14
15
16
16
17
18
18
17
17
17
16
16
16
17
18
18
18
18
18
19
19

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
98
98
98
96
96
98
98
96
96
96
96
95
95
93
90
93
95
96
96
96
96

Pressure (mb)

1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022

Ozone (du)

306
309
311
313
315
317
317
317
317
316
315
314
315
316
317
318
319
321
321
322
322
325
327
329

Sunday 22

Waxing Crescent 30%

08:56

00:42

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:11, Set: 17:41, Transit: 12:27. Moon - Rise: 08:56, Set: 00:42. Civil Dark: 18:15 - 06:37. Nautical Dark: 18:55 - 05:58. Astro Dark: 19:34 - 05:18

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

84
78
84
91
96
87
78
70
75
81
87
90
93
96
94
94
94
88
86
82

Medium Clouds (% Sky Obscured)

3
4
2
1
0
1
3
4
4
3
2
1
1
0
0
0
1
8
15
22

High Clouds (% Sky Obscured)

89
88
86
85
83
94
96
98
97
99
97
95
96
96
94
94
96
89
84
83

ISS Passover

Visibility (miles)

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

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
43
43
39
38
36
25
4
8
6
8
8
4
1
2
2
0
2
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
17
17
17
18
19
17
14
12
13
13
14
14
15
15
15
15
15
15
16

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
8
8
8
8
8
8
7
8
7
8
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
96
96
96
95
95
93
93
91
88
88
87
87
85
81
76

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

337
344
351
353
354
356
359
361
363
363
362
361
359
356
353
352
350
348
349
350

Forecast for Rhayader, Powys, United Kingdom (52.27,-3.57)

Generated: 16/02/26 16:02:45. Forecast: 16/02/26 to 22/02/26. Timezone: UTC+0.00