Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waning Gibbous 67%

23:39

10:40

06 OK
07 OK
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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 04:50, Set: 21:21, Transit: 13:05. Moon - Rise: 23:39, Set: 10:40. Civil Dark: 22:08 - 04:04. Nautical Dark: 23:20 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
26
57
63
92
83
78
62
70
96
71
65
91
75
100
100
91
71
59
83
75
80
57
85

Low Clouds (% Sky Obscured)

17
26
40
54
91
79
72
49
40
33
19
25
60
40
14
3
2
3
0
0
0
0
0
15

Medium Clouds (% Sky Obscured)

9
0
0
0
2
8
9
25
25
23
24
17
13
0
27
52
74
63
43
78
75
65
51
79

High Clouds (% Sky Obscured)

5
26
57
57
45
3
5
11
55
93
51
58
57
71
100
100
76
37
59
61
64
76
50
29

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
1
0
4
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)

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

Chance of Frost

Temperature (°C)

15
17
18
19
21
22
23
24
25
25
26
27
27
27
26
24
23
21
20
19
18
17
16
16

Feels Like (°C)

15
15
16
18
18
20
21
22
25
24
24
25
24
24
23
21
20
19
18
17
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

92
83
76
63
62
62
55
49
41
37
36
36
36
39
43
48
53
59
63
70
74
73
75
81

Pressure (mb)

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

Ozone (du)

333
336
339
339
339
340
338
336
336
337
333
331
330
330
330
331
329
330
330
328
328
330
330
327

Monday 6

Waning Gibbous 64%

23:51

11:56

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

Sun - Rise: 04:51, Set: 21:20, Transit: 13:05. Moon - Rise: 23:51, Set: 11:56. Civil Dark: 22:07 - 04:05. Nautical Dark: 23:18 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

56
41
47
44
52
55
56
88
79
59
35
94
88
70
92
54
44
83
87
86
59
63
29
81

Low Clouds (% Sky Obscured)

25
17
35
40
40
39
29
19
13
21
27
25
25
28
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

15
38
10
3
19
32
19
2
0
7
2
0
39
46
65
43
34
59
39
27
19
16
18
29

High Clouds (% Sky Obscured)

56
26
7
11
6
7
43
62
46
34
12
86
80
40
80
25
13
40
70
68
40
47
7
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
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
8
10
10
11
11
12
13
13
13
14
14
14
12
10
8
7
7
8
7
7
7
6
6

Chance of Frost

Temperature (°C)

16
17
19
20
21
23
24
26
27
28
29
29
28
28
26
24
22
21
19
18
17
16
15
15

Feels Like (°C)

15
15
17
20
20
21
23
23
24
25
26
25
24
23
23
22
20
19
17
17
15
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

78
69
61
54
46
38
33
30
27
25
24
24
26
29
33
40
48
52
57
63
67
73
77
78

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1017
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

327
327
328
327
327
327
327
325
326
325
324
325
327
326
325
323
321
323
322
321
319
319
317
315

Tuesday 7

Third Quarter 57%

00:03

13:15

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 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 04:52, Set: 21:19, Transit: 13:05. Moon - Rise: 00:03, Set: 13:15. Civil Dark: 22:06 - 04:06. Nautical Dark: 23:17 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

61
52
72
82
84
66
100
98
90
86
83
50
59
55
48
15
3
3
5
5
5
4
2
0

Low Clouds (% Sky Obscured)

8
18
35
46
42
32
0
0
0
0
0
3
0
26
19
15
3
3
2
1
1
0
0
0

Medium Clouds (% Sky Obscured)

8
0
9
10
16
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

55
52
40
34
30
30
100
98
87
86
83
48
49
52
41
4
0
0
2
2
2
2
1
0

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
8
9
11
12
13
13
13
13
13
13
13
13
11
9
7
7
7
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
16
18
18
19
20
21
23
24
24
24
25
25
25
23
22
22
21
20
19
19
18
19

Dew Point (°C)

11
10
10
10
7
5
3
3
4
3
4
4
4
5
6
7
8
12
13
13
13
13
13
14

Relative Humidity (%)

75
66
57
51
40
30
25
24
22
20
20
20
21
23
27
32
38
52
60
63
68
72
76
81

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1018
1019
1019
1019
1020
1020
1020
1020
1020

Ozone (du)

315
313
313
314
314
313
314
313
314
315
315
315
314
315
316
317
317
318
318
319
319
318
318
318

Wednesday 8

Waning Crescent 45%

00:18

14:37

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

Sun - Rise: 04:53, Set: 21:19, Transit: 13:06. Moon - Rise: 00:18, Set: 14:37. Civil Dark: 22:05 - 04:07. Nautical Dark: 23:15 - 02:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
5
9
15
20
25
34
37
42
48
59
65
70
70
70
69
64

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
5
9
15
20
25
24
24
24
22
20
18
13
7
2
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
15
23
14
7
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
8
16
24
37
55
65
70
70
70
69
64

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)

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

Chance of Frost

Temperature (°C)

17
18
20
22
24
26
27
29
30
31
31
31
31
31
29
27
26
24
23
22
21
21
20
20

Feels Like (°C)

19
20
22
24
26
28
28
30
30
31
31
31
31
31
30
28
26
25
24
23
21
21
20
21

Dew Point (°C)

14
12
12
12
11
11
10
9
8
7
7
6
5
5
8
8
10
10
9
8
9
8
8
8

Relative Humidity (%)

78
67
59
52
44
38
33
29
25
23
21
20
19
19
26
30
36
41
40
41
43
44
44
45

Pressure (mb)

1020
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

319
319
318
319
319
319
319
319
319
319
319
320
320
320
320
321
322
322
324
324
326
327
329
332

Thursday 9

Waning Crescent 34%

00:38

16:05

06 Bad
07 OK
08 Good
09 Good
10 Good
11 OK
12 Bad
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

Sun - Rise: 04:54, Set: 21:18, Transit: 13:06. Moon - Rise: 00:38, Set: 16:05. Civil Dark: 22:04 - 04:08. Nautical Dark: 23:14 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
37
17
3
4
35
46
21
33
44
52
60
63
72
82
94
80
64
51
53
57
53
50
54

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
1
1
3
9
13
15
28
41
53
21
29
36
37
40
39
41
40
38
37
33

High Clouds (% Sky Obscured)

54
32
12
3
4
35
46
10
19
30
39
53
60
41
65
84
62
37
11
6
4
1
4
6

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
5
4
20
23
10
19
20
19
24
24
17
15
11
7
18
20

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)

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

Chance of Frost

Temperature (°C)

21
21
24
26
28
29
31
32
33
33
34
33
32
31
28
26
23
22
21
20
20
19
19
20

Feels Like (°C)

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

Dew Point (°C)

9
7
7
7
7
6
6
6
5
5
5
6
8
9
9
10
11
12
12
13
14
14
14
14

Relative Humidity (%)

46
39
34
30
27
23
21
19
17
16
16
18
22
24
30
37
46
51
57
64
68
71
75
70

Pressure (mb)

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

Ozone (du)

334
334
334
335
336
336
337
338
338
339
338
339
340
339
337
336
334
335
336
338
338
338
339
337

Friday 10

Waning Crescent 23%

01:08

17:35

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 04:55, Set: 21:17, Transit: 13:06. Moon - Rise: 01:08, Set: 17:35. Civil Dark: 22:03 - 04:10. Nautical Dark: 23:12 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
47
46
42
52
63
69
67
61
54
69
84
98
96
94
91
90
90
91
86
78
67
63
56

Low Clouds (% Sky Obscured)

3
2
1
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)

33
34
32
28
25
21
21
18
16
13
12
11
10
10
11
10
11
17
21
14
11
6
6
9

High Clouds (% Sky Obscured)

7
4
1
0
10
20
38
44
39
29
54
77
98
95
91
86
87
87
88
83
76
67
63
56

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 (%)

16
14
11
7
4
1
1
2
2
0
1
0
0
2
6
9
6
6
1
5
7
3
9
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)

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

Chance of Frost

Temperature (°C)

20
21
23
25
27
29
30
31
32
32
32
31
30
29
27
25
23
22
21
19
19
18
18
18

Feels Like (°C)

18
17
22
22
23
24
25
26
30
29
29
29
29
29
25
25
24
24
23
23
15
16
17
16

Dew Point (°C)

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

Relative Humidity (%)

65
62
50
41
33
31
28
26
26
25
25
27
28
30
35
41
48
55
64
73
78
83
88
81

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

336
335
333
331
330
329
328
328
327
326
326
325
325
325
325
326
326
326
326
326
326
326
326
326

Saturday 11

Waning Crescent 14%

01:53

19:02

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 OK
20 OK
21 Good
22 Good
23 Good
00 Good

Sun - Rise: 04:57, Set: 21:16, Transit: 13:06. Moon - Rise: 01:53, Set: 19:02. Civil Dark: 22:02 - 04:11. Nautical Dark: 23:11 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

48
64
79
94
80
66
52
61
72
81
80
74
66
43
25
9
8
7
6

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

11
14
15
16
16
16
17
14
10
7
6
4
3
2
2
1
3
4
6

High Clouds (% Sky Obscured)

48
64
76
87
69
49
27
36
57
74
74
67
55
39
23
8
6
4
3

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

9
0
3
1
0
0
0
3
8
1
4
4
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
23
25
27
29
30
32
32
32
33
32
31
30
28
25
23
22
21

Feels Like (°C)

15
15
19
19
20
21
21
23
30
29
28
28
29
29
26
25
25
24
24

Dew Point (°C)

14
14
13
12
11
10
10
10
10
9
9
10
10
11
13
14
16
16
16

Relative Humidity (%)

73
67
54
43
35
31
28
25
24
24
23
26
28
31
39
48
61
67
74

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1021
1021
1022

Ozone (du)

326
327
326
326
325
325
325
325
325
326
327
327
326
326
326
326
326
327
328

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

Generated: 05/07/26 06:32:52. Forecast: 05/07/26 to 11/07/26. Timezone: UTC+1.00