Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Crescent 38%

12:40

00:34

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:41, Set: 21:23, Transit: 13:02. Moon - Rise: 12:40, Set: 00:34. Civil Dark: 22:11 - 03:53. Nautical Dark: 23:28 - 02:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
85
90
92
87
95
84
85
73
55
64
60
51
46
73
68
79
76
57
67
100
84
98
100

Low Clouds (% Sky Obscured)

45
46
52
44
41
42
40
31
39
36
39
49
49
46
42
40
40
47
42
54
56
73
67
59

Medium Clouds (% Sky Obscured)

83
80
68
51
55
60
45
46
27
20
12
7
7
4
20
15
12
10
10
6
13
3
1
12

High Clouds (% Sky Obscured)

28
85
90
87
38
10
0
2
29
16
15
4
4
0
3
16
79
64
47
44
100
49
94
100

ISS Passover

Visibility (miles)

6
6
8
4
8
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
41
78
80
4
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 (%)

39
1
0
35
15
2
0
0
0
0
0
0
0
0
0
2
0
0
0
2
11
4
0
2

Precipitation Amount (mm)

0
0
0.2
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
10
9
8
5
4
3
3
3
3
3
2
2
2
4
4
4
5
6
6
5
4
5
4

Chance of Frost

Temperature (°C)

23
22
22
21
22
21
20
19
19
18
17
17
16
16
16
16
18
19
21
22
24
25
26
27

Feels Like (°C)

22
22
22
22
23
22
23
22
22
19
19
19
19
19
18
18
20
19
21
23
24
26
26
27

Dew Point (°C)

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

Relative Humidity (%)

76
84
84
83
83
85
89
93
93
93
93
92
90
93
93
95
89
85
79
74
69
65
63
59

Pressure (mb)

1020
1020
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1025
1026
1026
1026
1026
1026
1025
1025

Ozone (du)

330
330
329
332
336
340
340
341
343
344
346
346
346
348
346
345
342
340
341
340
339
339
339
338

Sunday 21

First Quarter 48%

13:56

00:46

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

Sun - Rise: 04:42, Set: 21:23, Transit: 13:02. Moon - Rise: 13:56, Set: 00:46. Civil Dark: 22:12 - 03:53. Nautical Dark: 23:28 - 02:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
85
93
100
47
28
25
27
83
65
9
4
5
5
5
5
76
32
94
39
58
43
23

Low Clouds (% Sky Obscured)

60
26
36
32
26
28
28
25
27
20
12
4
0
0
0
0
0
0
0
3
30
23
18
4

Medium Clouds (% Sky Obscured)

18
27
19
18
8
0
0
0
0
0
0
0
0
0
0
0
0
29
17
45
6
13
8
5

High Clouds (% Sky Obscured)

100
100
83
91
100
46
1
5
1
38
31
9
4
5
5
5
5
62
9
65
10
40
23
19

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
1
1
1
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 (%)

3
12
2
2
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)

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

Chance of Frost

Temperature (°C)

28
29
29
28
25
24
22
20
19
18
17
17
16
16
15
16
17
19
21
23
25
27
28
28

Feels Like (°C)

29
28
29
28
26
24
23
22
20
19
18
17
15
15
14
15
16
18
20
24
25
27
27
28

Dew Point (°C)

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

Relative Humidity (%)

58
58
61
63
68
74
84
91
93
93
95
95
92
92
92
87
82
80
74
70
66
61
58
56

Pressure (mb)

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

Ozone (du)

337
337
336
335
335
334
334
334
334
332
331
330
330
329
327
327
326
325
325
325
325
327
326
324

Monday 22

Waxing Gibbous 59%

No Rise

00:57

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

Sun - Rise: 04:42, Set: 21:23, Transit: 13:03. Moon - Rise: No Rise, Set: 00:57. Civil Dark: 22:12 - 03:54. Nautical Dark: 23:28 - 02:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

31
14
10
11
30
22
86
41
58
63
91
58
63
80
99
69
56
55
29
22
30
18
19
19

Low 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

Medium Clouds (% Sky Obscured)

20
4
1
11
11
15
38
25
26
28
74
56
16
18
19
18
20
18
12
0
0
3
3
1

High Clouds (% Sky Obscured)

4
14
10
11
30
6
66
5
19
32
59
16
44
35
97
40
17
21
6
22
30
15
19
14

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
1
0
0
0
4
0
4
23
0
12
4
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)

11
12
12
11
11
10
9
8
8
7
6
6
7
7
5
4
6
6
6
7
7
6
6
6

Chance of Frost

Temperature (°C)

29
29
28
26
25
23
21
20
19
18
18
18
18
17
18
18
20
22
24
26
28
30
31
32

Feels Like (°C)

29
29
27
25
24
22
22
19
18
18
17
17
17
16
17
18
19
23
25
28
29
31
32
33

Dew Point (°C)

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

Relative Humidity (%)

56
57
58
62
67
70
75
76
76
77
76
77
78
81
83
82
80
74
68
61
55
50
47
44

Pressure (mb)

1024
1024
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1017

Ozone (du)

322
321
320
321
322
323
325
328
331
334
329
326
324
325
325
324
323
322
319
318
317
315
313
313

Tuesday 23

Waxing Gibbous 69%

15:10

01:09

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

Sun - Rise: 04:42, Set: 21:23, Transit: 13:03. Moon - Rise: 15:10, Set: 01:09. Civil Dark: 22:12 - 03:54. Nautical Dark: 23:28 - 02:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

25
18
18
25
34
25
29
24
38
50
63
58
46
53
61
36
40
47
52
49
43
36
45
37

Low Clouds (% Sky Obscured)

0
0
0
0
9
18
26
23
20
16
23
28
35
35
34
32
40
47
52
40
24
11
7
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
2
0
0
3
6
12
8
8
4
10
17
18
13
10

High Clouds (% Sky Obscured)

10
7
9
10
5
1
0
0
3
7
10
12
8
12
15
1
2
2
2
2
2
2
35
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
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)

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

Chance of Frost

Temperature (°C)

33
34
34
33
31
29
27
25
24
23
23
22
21
20
20
21
21
23
24
26
27
29
30
31

Feels Like (°C)

34
34
34
34
31
29
28
27
26
24
23
22
22
22
22
22
25
26
28
29
30
32
33
32

Dew Point (°C)

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

Relative Humidity (%)

43
40
40
45
52
62
68
69
67
66
65
65
67
68
70
70
64
58
54
50
47
44
41
40

Pressure (mb)

1017
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

312
312
312
311
311
310
310
310
310
309
309
308
310
310
310
310
311
311
310
310
310
310
311
312

Wednesday 24

Waxing Gibbous 78%

16:25

01:24

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

Sun - Rise: 04:43, Set: 21:24, Transit: 13:03. Moon - Rise: 16:25, Set: 01:24. Civil Dark: 22:12 - 03:55. Nautical Dark: 23:28 - 02:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

24
49
76
93
79
63
53
44
31
17
16
14
18
16
29
35
18
28
38
26
13
0
12
25

Low Clouds (% Sky Obscured)

0
7
13
21
16
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
6
1
0
8
16
18
16
12
6
6
5
6
12
17
24
10
12
12
9
7
0
6
6

High Clouds (% Sky Obscured)

20
37
59
82
59
37
15
10
15
15
15
14
18
15
24
2
7
10
12
10
8
0
12
18

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)

6
6
8
9
11
12
11
11
10
9
9
8
8
8
8
8
10
10
10
11
12
12
13
13

Chance of Frost

Temperature (°C)

32
32
31
30
29
26
24
22
21
19
18
18
18
17
17
17
18
21
23
25
26
27
28
28

Feels Like (°C)

33
33
32
31
30
27
24
22
21
19
18
18
17
17
17
17
19
20
21
21
22
23
24
29

Dew Point (°C)

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

Relative Humidity (%)

40
40
42
47
58
71
82
78
80
82
81
79
78
79
79
77
71
63
57
51
50
49
48
48

Pressure (mb)

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

Ozone (du)

312
313
313
313
313
312
312
312
313
313
314
314
314
315
315
315
314
314
314
313
314
314
315
315

Thursday 25

Waxing Gibbous 85%

17:39

01:42

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

Sun - Rise: 04:43, Set: 21:24, Transit: 13:03. Moon - Rise: 17:39, Set: 01:42. Civil Dark: 22:12 - 03:55. Nautical Dark: 23:28 - 02:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

37
58
79
100
99
99
98
99
99
100
77
56
33
49
65
86
74
52
31
23
16
10
28
41

Low 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

Medium Clouds (% Sky Obscured)

10
8
5
0
5
6
9
4
4
4
9
12
16
19
20
19
18
17
13
7
7
7
8
8

High Clouds (% Sky Obscured)

24
50
78
100
99
98
96
97
99
100
71
45
17
37
49
54
37
15
2
1
1
0
10
17

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

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

Chance of Frost

Temperature (°C)

28
29
27
26
25
24
22
21
20
20
20
20
19
19
20
20
20
23
25
27
29
32
34
34

Feels Like (°C)

28
28
27
28
27
22
22
22
21
20
20
17
17
17
18
18
17
21
22
23
24
25
25
37

Dew Point (°C)

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

Relative Humidity (%)

48
49
52
56
60
61
63
65
67
70
74
75
77
80
80
77
76
68
61
54
46
38
32
31

Pressure (mb)

1019
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1013

Ozone (du)

316
316
315
315
314
315
315
316
316
316
315
316
317
318
318
319
319
319
319
319
319
318
318
316

Friday 26

Waxing Gibbous 91%

18:52

02:08

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 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 Bad
12 Bad

Sun - Rise: 04:44, Set: 21:23, Transit: 13:04. Moon - Rise: 18:52, Set: 02:08. Civil Dark: 22:12 - 03:56. Nautical Dark: 23:28 - 02:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
52
51
50
41
26
12
26
41
55
51
46
36
44
55
67
55
42
26
34
49
76

Low Clouds (% Sky Obscured)

0
10
20
31
21
10
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

8
8
7
7
9
10
12
10
10
14
22
24
23
20
20
18
14
12
9
8
7
7

High Clouds (% Sky Obscured)

25
21
14
5
9
8
11
9
7
5
6
6
5
33
55
67
55
34
3
29
49
72

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

3
12
17
23
40
52
62
53
41
22
18
14
11
10
8
3
9
7
2
3
5
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

35
35
33
32
30
28
25
23
22
21
21
20
20
19
20
20
21
22
23
24
26
27

Feels Like (°C)

36
35
36
37
38
27
26
26
26
25
24
21
21
21
21
21
21
21
20
21
21
22

Dew Point (°C)

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

Relative Humidity (%)

31
30
38
48
61
67
76
85
85
87
86
86
86
85
81
77
73
67
61
56
53
50

Pressure (mb)

1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015

Ozone (du)

314
312
312
311
311
312
314
315
314
314
313
313
313
313
315
318
320
321
322
323
325
327

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

Generated: 20/06/26 15:41:22. Forecast: 20/06/26 to 26/06/26. Timezone: UTC+1.00