Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 12

Waning Crescent 11%

02:40

18:32

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 OK
07 OK
08 Bad

Sun - Rise: 04:41, Set: 21:19, Transit: 13:00. Moon - Rise: 02:40, Set: 18:32. Civil Dark: 22:07 - 03:53. Nautical Dark: 23:22 - 02:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
69
75
44
46
57
53
42
50
68
71
69
70
80
41
62
44
25
35
48

Low Clouds (% Sky Obscured)

86
86
99
100
100
65
70
41
46
57
48
42
50
54
62
68
61
72
41
62
44
25
33
48

Medium Clouds (% Sky Obscured)

83
70
41
58
36
4
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0

High Clouds (% Sky Obscured)

100
100
83
100
90
28
18
9
4
8
53
14
20
29
51
43
51
26
0
0
0
0
0
1

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
4
15
20
22
17
14
10
2
8
2
8
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
13
13
16
16
16
16
18
17
16
15
14
13
13
13
12
12
11
11
11
11
10
11
12

Chance of Frost

Temperature (°C)

15
17
17
17
18
18
19
20
20
20
19
18
16
15
14
13
13
13
12
12
12
11
12
13

Feels Like (°C)

12
13
14
14
15
15
16
16
17
18
17
14
14
12
12
11
10
10
11
10
10
10
10
10

Dew Point (°C)

13
14
14
15
14
14
14
15
14
14
14
14
14
13
12
12
12
12
12
11
11
10
9
8

Relative Humidity (%)

86
85
83
83
77
78
73
74
69
69
73
79
86
90
90
93
95
95
95
93
93
88
81
71

Pressure (mb)

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

Ozone (du)

334
334
334
335
335
334
336
337
338
340
338
338
335
335
335
337
339
340
342
344
345
345
347
347

Saturday 13

Waning Crescent 5%

03:17

20:05

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

Sun - Rise: 04:41, Set: 21:20, Transit: 13:01. Moon - Rise: 03:17, Set: 20:05. Civil Dark: 22:08 - 03:53. Nautical Dark: 23:24 - 02:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
75
87
61
83
100
100
100
98
91
53
12
5
13
64
20
19
40
82
35
30
31
42
83

Low Clouds (% Sky Obscured)

53
60
57
61
80
76
65
39
50
47
23
0
0
0
51
0
0
5
5
35
30
31
42
53

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
57
25
31
53
12
5
13
8
2
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

46
23
36
19
34
100
100
100
92
86
53
12
5
13
36
18
15
26
51
6
5
4
6
44

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)

13
13
14
15
14
15
15
14
14
13
12
10
9
8
8
7
7
7
8
8
8
8
11
12

Chance of Frost

Temperature (°C)

14
14
15
16
17
18
18
18
18
18
17
16
15
13
13
12
11
11
11
10
10
10
11
12

Feels Like (°C)

11
12
12
13
14
15
14
14
14
14
14
13
12
10
10
10
11
10
10
9
9
9
9
10

Dew Point (°C)

7
6
5
6
6
6
7
7
7
9
10
10
9
9
9
9
9
9
9
9
8
8
8
8

Relative Humidity (%)

64
56
50
48
47
46
46
46
49
56
61
64
67
72
76
81
86
87
88
90
90
87
80
75

Pressure (mb)

1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

349
348
347
347
345
344
344
344
351
353
353
352
351
351
352
353
352
350
348
348
349
348
347
347

Sunday 14

Waning Crescent 1%

04:13

21:29

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

Sun - Rise: 04:41, Set: 21:21, Transit: 13:01. Moon - Rise: 04:13, Set: 21:29. Civil Dark: 22:09 - 03:53. Nautical Dark: 23:25 - 02:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

76
84
89
91
97
100
100
100
92
96
63
82
74
49
40
35
5
4
5
4
12
22
42
51

Low Clouds (% Sky Obscured)

61
73
79
70
42
56
65
52
39
41
34
27
40
4
0
0
0
0
0
0
0
18
23
27

Medium Clouds (% Sky Obscured)

16
15
13
24
37
37
48
30
92
96
63
68
66
49
40
4
3
1
0
0
0
0
1
4

High Clouds (% Sky Obscured)

11
12
10
12
43
48
100
100
56
50
47
48
40
35
35
35
5
2
5
4
12
5
20
20

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
3
0
1
0
0
4
12
3
2
0
2
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
11
10
9
9
9
9
8
8
7
6
5
5
4
4
3
3
3
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

14
14
15
16
17
17
18
18
18
18
17
16
15
13
12
11
10
10
9
9
8
9
10
12

Feels Like (°C)

10
11
12
13
14
15
15
15
15
16
16
15
14
12
10
10
9
10
9
9
8
8
10
10

Dew Point (°C)

9
9
10
10
10
10
10
11
11
11
11
12
11
10
10
10
9
8
7
7
7
7
8
6

Relative Humidity (%)

71
71
70
68
65
62
60
62
64
63
65
73
78
82
90
92
91
91
88
90
91
91
83
66

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020

Ozone (du)

347
348
350
350
351
351
350
350
350
350
350
350
355
359
361
364
366
366
366
365
364
362
361
359

Monday 15

New Moon 0%

05:29

22:34

09 Bad
10 Bad
11 OK
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
08 Bad

Sun - Rise: 04:41, Set: 21:21, Transit: 13:01. Moon - Rise: 05:29, Set: 22:34. Civil Dark: 22:09 - 03:53. Nautical Dark: 23:25 - 02:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

60
51
36
21
36
64
91
96
100
100
95
100
100
100
100
100
98
96
91
94
94
94
90
86

Low Clouds (% Sky Obscured)

28
18
9
2
11
20
29
34
42
47
36
19
0
20
37
53
38
24
10
15
20
15
15
15

Medium Clouds (% Sky Obscured)

4
3
3
0
9
19
29
44
60
71
71
80
47
86
99
98
98
89
86
94
83
94
73
83

High Clouds (% Sky Obscured)

19
18
16
11
36
64
91
96
100
100
95
100
100
100
100
100
75
60
4
2
2
2
31
7

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
1
3
7
26
36
44
38
30
15
11
7
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)

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

Chance of Frost

Temperature (°C)

14
15
17
18
19
20
20
21
20
20
19
18
16
15
14
14
13
13
13
12
13
13
13
14

Feels Like (°C)

12
13
15
17
19
21
20
20
19
18
18
17
14
13
13
12
11
11
10
10
10
10
10
12

Dew Point (°C)

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

Relative Humidity (%)

56
51
48
45
44
42
41
40
40
42
54
59
69
73
73
74
79
77
71
64
55
54
58
63

Pressure (mb)

1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

358
358
357
356
355
356
357
357
355
354
357
355
352
355
354
351
351
350
349
349
348
348
347
347

Tuesday 16

Waxing Crescent 3%

06:59

23:18

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
08 Bad

Sun - Rise: 04:41, Set: 21:22, Transit: 13:01. Moon - Rise: 06:59, Set: 23:18. Civil Dark: 22:10 - 03:53. Nautical Dark: 23:26 - 02:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

81
88
88
100
98
95
94
95
98
100
99
95
97
98
99
100
89
78
69
67
66
67
66
64

Low Clouds (% Sky Obscured)

20
2
21
21
4
1
1
0
0
0
0
0
0
7
15
22
15
7
0
18
36
55
57
60

Medium Clouds (% Sky Obscured)

72
27
24
29
41
49
44
46
49
55
51
50
97
64
81
71
64
62
58
61
60
64
55
46

High Clouds (% Sky Obscured)

9
48
60
99
90
78
70
78
90
100
87
68
43
79
89
100
89
78
69
57
37
24
19
16

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
1
3
1
2
2
2
12
14
15
19
12
0
0
0
0
1
3

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

Chance of Frost

Temperature (°C)

15
17
20
20
22
23
23
23
22
22
21
20
19
18
17
17
17
17
16
15
16
16
16
17

Feels Like (°C)

14
15
17
17
19
20
20
20
19
19
18
17
16
15
15
14
14
14
13
13
13
13
13
14

Dew Point (°C)

9
9
7
9
10
10
11
11
11
12
12
12
11
10
10
9
9
10
10
11
11
11
11
12

Relative Humidity (%)

67
59
43
49
47
43
45
48
50
53
56
59
60
61
63
59
59
64
68
74
73
73
74
72

Pressure (mb)

1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

347
343
341
337
334
332
332
332
332
330
329
325
326
325
324
324
326
327
328
329
328
328
327
328

Wednesday 17

Waxing Crescent 9%

08:31

23:47

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

Sun - Rise: 04:41, Set: 21:22, Transit: 13:01. Moon - Rise: 08:31, Set: 23:47. Civil Dark: 22:10 - 03:53. Nautical Dark: 23:27 - 02:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

61
50
37
25
41
59
78
72
66
61
59
53
54
49
45
34
43
49
47
48
54
56
67
90

Low Clouds (% Sky Obscured)

61
49
36
22
40
57
75
70
65
60
50
35
23
23
22
18
30
49
47
48
54
56
47
23

Medium Clouds (% Sky Obscured)

35
27
16
6
6
5
5
4
4
3
6
5
5
4
3
3
1
0
0
0
0
0
12
23

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
13
26
36
48
54
56
67
70

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 (%)

6
7
7
4
12
13
7
15
17
19
19
17
14
12
7
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)

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

Chance of Frost

Temperature (°C)

18
20
21
22
23
23
23
23
23
23
22
21
19
18
17
17
16
15
14
13
14
15
16
17

Feels Like (°C)

14
14
15
17
18
21
22
22
21
21
21
20
20
19
19
18
18
16
15
15
15
14
14
17

Dew Point (°C)

13
13
14
15
16
17
18
19
18
18
18
18
17
17
16
15
14
13
12
11
12
11
11
12

Relative Humidity (%)

69
67
66
66
65
68
71
74
74
76
76
81
86
92
90
87
86
86
86
86
83
78
75
70

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

328
328
329
330
330
331
332
332
332
332
332
332
333
334
334
334
333
333
333
332
332
332
332
332

Thursday 18

Waxing Crescent 17%

No Rise

00:07

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

Sun - Rise: 04:41, Set: 21:22, Transit: 13:02. Moon - Rise: No Rise, Set: 00:07. Civil Dark: 22:11 - 03:53. Nautical Dark: 23:27 - 02:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
96
97
98
98
98
99
100
99
98
94
90
86
66
55
40
57
70
86
80
73
70

Low Clouds (% Sky Obscured)

0
13
26
39
34
29
21
24
28
31
24
13
0
1
2
4
27
49
72
66
60
55

Medium Clouds (% Sky Obscured)

21
20
20
18
24
29
40
55
53
57
50
43
28
39
55
40
57
70
75
57
46
45

High Clouds (% Sky Obscured)

64
66
64
66
63
65
70
78
76
77
75
73
71
57
43
33
28
26
15
11
7
11

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
8
9
6
4
4
3
10
16
22
51
68
73
55
42
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
21
23
24
25
26
26
26
25
25
23
22
20
19
19
18
17
17
17
17
18

Feels Like (°C)

17
18
18
19
19
26
25
26
25
25
25
24
24
23
22
22
21
17
18
18
17
17

Dew Point (°C)

12
12
13
14
15
15
15
15
16
16
16
16
15
15
15
15
15
15
15
16
16
16

Relative Humidity (%)

65
60
58
57
55
53
52
50
53
54
57
61
66
71
75
77
81
85
89
93
92
89

Pressure (mb)

1018
1018
1017
1017
1016
1016
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

331
331
330
329
328
328
327
327
326
326
326
326
327
327
326
325
325
325
325
325
326
327

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

Generated: 12/06/26 09:05:24. Forecast: 12/06/26 to 18/06/26. Timezone: UTC+1.00