Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 15

Waning Crescent 1%

07:06

16:04

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
16 Bad
17 Bad
18 OK
19 OK

Sun - Rise: 07:11, Set: 17:17, Transit: 12:14. Moon - Rise: 07:06, Set: 16:04. Civil Dark: 17:52 - 06:37. Nautical Dark: 18:31 - 05:58. Astro Dark: 19:10 - 05:19

Total Clouds (% Sky Obscured)

78
73
76
49
58
55
79
99
72
72
93
100
67
73
63
100
99
98
96
95
47
58
43
35

Low Clouds (% Sky Obscured)

63
72
70
49
43
55
67
62
60
59
68
68
67
71
63
62
45
41
45
50
47
58
43
35

Medium Clouds (% Sky Obscured)

0
0
0
2
25
2
25
53
43
65
93
100
4
0
3
99
34
29
24
25
47
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
9
0
0
0
3
3
0
0
2
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

1
4
0
0
0
0
0
0
0
2
24
25
3
9
2
8
12
39
57
50
34
7
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

10
12
13
15
15
14
14
15
15
13
13
13
14
15
16
18
18
17
16
16
16
17
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
86
88
88
88
89
83
78
78
78
86
80
80
79
78
77
74
70
71
73
75
81
83

Pressure (mb)

994
995
995
996
996
996
996
996
995
995
995
996
996
997
997
998
998
998
998
998
998
999
1000
1001

Ozone (du)

370
370
373
372
374
373
373
376
376
376
377
388
396
403
407
406
404
404
405
407
405
401
398
394

Monday 16

Waning Crescent 0%

07:21

17:25

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

Sun - Rise: 07:09, Set: 17:19, Transit: 12:14. Moon - Rise: 07:21, Set: 17:25. Civil Dark: 17:53 - 06:35. Nautical Dark: 18:33 - 05:56. Astro Dark: 19:11 - 05:17

Total Clouds (% Sky Obscured)

42
47
44
79
54
54
49
50
53
47
30
21
0
10
35
39
38
41
100
89
66
100
100
100

Low Clouds (% Sky Obscured)

29
35
39
66
54
54
49
50
53
47
30
21
0
9
35
36
34
27
36
53
40
35
32
0

Medium Clouds (% Sky Obscured)

10
14
33
18
6
3
2
0
0
0
0
0
0
0
0
0
0
0
47
47
55
55
82
100

High Clouds (% Sky Obscured)

0
0
3
0
0
0
0
0
0
3
2
2
0
3
5
13
35
41
100
82
65
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
1
2
10
1
2
1
1
2
1
0
0
0
0
1
2
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)

13
12
11
12
12
12
13
14
16
16
14
15
14
13
15
15
14
12
12
12
9
7
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
88
89
85
77
76
76
73
73
74
78
75
73
74
69
65
62
58
58
61
67
70
70

Pressure (mb)

1001
1002
1003
1003
1004
1004
1005
1006
1006
1007
1008
1010
1011
1011
1012
1013
1014
1015
1015
1015
1016
1016
1016
1017

Ozone (du)

389
385
379
377
373
373
370
367
363
368
372
372
363
359
356
357
355
353
351
354
358
359
361
362

Tuesday 17

New Moon 1%

07:33

18:46

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:07, Set: 17:21, Transit: 12:14. Moon - Rise: 07:33, Set: 18:46. Civil Dark: 17:55 - 06:33. Nautical Dark: 18:34 - 05:54. Astro Dark: 19:13 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
95
76
91
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
10
0
0
0
0
5
21
8
26
26
13
24
27
23
14
5
15
31
34
36

Medium Clouds (% Sky Obscured)

82
80
99
100
100
100
100
100
100
100
99
79
76
91
91
84
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
99
100
71
100
100
100
100
100
100
96
45
40
47
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
0
0
0
0
0
0
0
0
0
0
0
0
2
9
12
12

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)

5
5
5
4
5
4
5
6
7
7
6
7
9
10
12
15
17
18
18
20
20
21
21
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
70
70
70
69
70
71
71
74
75
78
78
78
74
69
68
70
71
72
72
71
69
68

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1015
1015
1015
1014
1014
1013
1012
1011
1010
1008
1007
1005
1004
1003
1003
1003

Ozone (du)

365
363
362
363
364
369
365
359
359
356
357
356
357
361
364
367
370
372
373
374
375
379
382
383

Wednesday 18

Waxing Crescent 5%

07:45

No Set

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:05, Set: 17:23, Transit: 12:14. Moon - Rise: 07:45, Set: No Set. Civil Dark: 17:57 - 06:31. Nautical Dark: 18:36 - 05:52. Astro Dark: 19:15 - 05:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
99
98
97
81
64
97
98
90
67
71
74
76
72
63

Low Clouds (% Sky Obscured)

45
49
37
54
37
10
3
11
39
51
36
41
46
45
42
39
47
40
31
29
26
25
17
9

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
87
90
92
92
92
67
32
71
32
42
35
42
42
40
36
31

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
66
37
12
10
3
4
30
56
97
77
48
4
21
44
65
51
45

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 (%)

7
3
2
1
1
1
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)

21
22
23
22
21
21
21
20
19
18
19
18
18
17
17
17
17
16
15
14
12
10
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-3
-3
-4
-3
-3
-3
-2
-2
-3
-4
-4
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-3

Relative Humidity (%)

69
69
67
64
62
64
64
68
72
72
69
65
64
65
63
62
61
60
58
60
63
65
71
77

Pressure (mb)

1002
1002
1001
1001
1002
1002
1002
1003
1004
1005
1006
1007
1009
1011
1012
1014
1015
1016
1017
1018
1020
1021
1023
1024

Ozone (du)

383
384
383
385
385
384
380
373
369
368
369
369
368
368
371
372
371
369
363
360
361
356
353
350

Thursday 19

Waxing Crescent 11%

07:56

20:08

20 Bad
21 OK
22 Good
23 Good
00 Good
01 OK
02 OK
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

Sun - Rise: 07:03, Set: 17:25, Transit: 12:14. Moon - Rise: 07:56, Set: 20:08. Civil Dark: 17:59 - 06:29. Nautical Dark: 18:38 - 05:50. Astro Dark: 19:17 - 05:11

Total Clouds (% Sky Obscured)

56
36
16
2
12
26
43
69
84
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
1
12
26
40
28
14
0
0
0
0
17
34
52
49
47
45
49
53
57
71
85

Medium Clouds (% Sky Obscured)

23
16
8
0
0
0
0
0
2
50
67
83
100
100
100
100
99
99
98
98
99
100
100
100

High Clouds (% Sky Obscured)

27
19
10
0
1
2
6
40
72
100
100
100
100
100
100
100
100
100
100
81
59
43
61
83

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
3
7
15
29
37

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)

6
6
5
5
2
2
3
4
4
5
6
6
7
9
10
12
13
14
14
14
14
14
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
78
75
77
74
74
75
75
72
70
70
68
62
59
62
61
59
58
57
59
63
67
72

Pressure (mb)

1025
1027
1028
1029
1029
1030
1030
1030
1031
1031
1031
1032
1032
1032
1032
1032
1031
1031
1030
1029
1029
1029
1028
1028

Ozone (du)

345
340
337
329
322
315
310
312
315
319
322
326
328
328
331
332
330
327
325
323
322
322
321
323

Friday 20

Waxing Crescent 20%

08:09

21:31

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:01, Set: 17:26, Transit: 12:14. Moon - Rise: 08:09, Set: 21:31. Civil Dark: 18:00 - 06:27. Nautical Dark: 18:39 - 05:48. Astro Dark: 19:18 - 05:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
98
99
100
100
100
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

99
97
95
93
82
72
62
63
64
70
73
74
78
75
73
69
70
75
79
86
92
98
99
99

Medium Clouds (% Sky Obscured)

100
83
67
50
40
30
31
50
66
79
79
83
89
71
54
35
44
37
35
30
25
25
44
56

High Clouds (% Sky Obscured)

94
95
98
100
100
100
100
100
100
100
90
81
71
81
90
100
100
100
100
90
80
69
79
89

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 (%)

45
45
41
30
22
11
4
6
4
1
2
1
0
5
3
0
0
0
0
1
2
3
22
26

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)

14
14
13
12
12
11
10
10
11
11
12
12
13
13
14
15
16
15
15
15
14
14
13
14

Chance of Frost

Temperature (°C)

4
4
5
6
6
6
7
7
7
7
7
8
8
8
9
10
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

1
2
3
4
5
5
5
6
6
6
6
7
7
7
8
8
9
9
9
10
10
10
10
11

Relative Humidity (%)

77
83
86
88
91
91
91
94
93
93
93
93
93
93
90
88
85
87
90
91
91
91
93
95

Pressure (mb)

1028
1027
1027
1026
1026
1026
1026
1026
1026
1025
1025
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1024

Ozone (du)

325
328
326
324
322
320
317
315
314
314
314
313
312
312
311
310
309
307
304
302
303
304
306
308

Saturday 21

Waxing Crescent 30%

08:24

22:57

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
16 Bad
17 Bad

Sun - Rise: 06:59, Set: 17:28, Transit: 12:14. Moon - Rise: 08:24, Set: 22:57. Civil Dark: 18:02 - 06:25. Nautical Dark: 18:41 - 05:46. Astro Dark: 19:20 - 05:07

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

Low Clouds (% Sky Obscured)

100
95
91
86
85
84
83
88
94
100
94
88
82
88
94
100
99
98
97
86
79
69

Medium Clouds (% Sky Obscured)

42
31
25
19
24
29
40
50
42
39
49
59
67
48
33
17
17
14
8
5
2
0

High Clouds (% Sky Obscured)

100
100
100
100
97
95
94
92
89
86
91
95
99
84
69
58
66
79
89
92
96
100

ISS Passover

Visibility (miles)

9
9
6
3
0
3
6
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

Precipitation Type

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

Precipitation Probability (%)

26
22
17
9
16
19
22
23
21
18
19
16
13
12
9
3
5
6
1
3
4
2

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
11
11
12
12
11
11
11
11
11
12
12
12
12
13
13
14
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
96
98
95
93
92
88
86
84
84
87
87
87
89
87
84
82
79
81
84

Pressure (mb)

1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022

Ozone (du)

311
313
316
319
321
321
321
320
320
319
318
320
322
324
325
326
326
326
326
325
324
324

Forecast for Welwyn Garden City, Hertfordshire, United Kingdom (51.80,-0.21)

Generated: 15/02/26 20:12:13. Forecast: 15/02/26 to 21/02/26. Timezone: UTC+0.00