Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

Waning Gibbous 61%

23:58

13:55

05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 OK
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 OK
00 OK
01 OK
02 OK
03 Good
04 OK

Sun - Rise: 05:54, Set: 21:37, Transit: 13:46. Moon - Rise: 23:58, Set: 13:55. Civil Dark: 22:19 - 05:12. Nautical Dark: 23:17 - 04:16. Astro Dark: 00:51 - 02:46

Total Clouds (% Sky Obscured)

26
55
51
88
91
38
97
100
85
100
100
100
100
100
100
47
3
6
19
27
16
10
15
20

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
35
35
34
25
38
53
23
15
15
43
0
0
27
15
23
13
23
30

Medium Clouds (% Sky Obscured)

0
0
0
17
49
37
47
40
32
53
54
91
94
58
44
1
0
0
1
0
0
0
0
0

High Clouds (% Sky Obscured)

100
80
92
80
74
10
84
100
81
100
100
100
100
100
100
22
3
8
1
18
0
0
0
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 (%)

48
94
100
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
1
2
2
0
0
0
1
1
1
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)

2
2
2
2
3
5
5
6
6
7
8
8
9
8
7
6
6
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

11
12
12
15
17
19
20
21
22
22
22
22
22
21
20
19
18
16
15
15
14
14
14
14

Feels Like (°C)

13
11
12
14
16
18
21
19
20
22
21
21
20
21
20
19
18
17
16
15
14
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

88
88
86
82
78
71
61
57
53
51
50
55
72
76
79
80
82
86
87
89
89
89
87
87

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1017
1017
1018
1019
1019
1020

Ozone (du)

360
361
360
360
361
361
360
357
353
351
351
350
352
351
353
354
357
362
370
375
377
380
381
379

Sunday 28

Third Quarter 49%

00:15

15:23

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

Sun - Rise: 05:56, Set: 21:35, Transit: 13:46. Moon - Rise: 00:15, Set: 15:23. Civil Dark: 22:17 - 05:14. Nautical Dark: 23:15 - 04:18. Astro Dark: 00:45 - 02:52

Total Clouds (% Sky Obscured)

30
34
29
22
23
23
19
29
38
38
43
30
31
38
20
3
3
5
6
3
5
0
4
27

Low Clouds (% Sky Obscured)

49
52
47
37
36
33
29
42
61
45
59
37
37
5
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
26
19
20
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
9
38
23
3
3
6
5
3
5
1
5
34

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
5
5
7
6
6
6
5
6
6
6
6
6
6
6
5
6
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
84
79
70
62
57
55
52
50
49
49
49
52
60
69
78
85
86
84
83
83
83
86

Pressure (mb)

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

Ozone (du)

380
379
382
370
362
360
359
359
359
361
362
360
357
355
355
354
352
351
350
348
344
339
336
334

Monday 29

Waning Crescent 37%

00:37

16:51

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

Sun - Rise: 05:58, Set: 21:33, Transit: 13:45. Moon - Rise: 00:37, Set: 16:51. Civil Dark: 22:15 - 05:16. Nautical Dark: 23:12 - 04:21. Astro Dark: 00:39 - 02:57

Total Clouds (% Sky Obscured)

3
3
18
30
35
78
72
22
42
56
26
59
65
14
42
1
0
0
0
8
15
13
49
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
18
20
18
16
13
16
11
0
0
0
0
0
7
13
1
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
9
18
24

High Clouds (% Sky Obscured)

3
2
22
39
40
79
67
4
25
44
4
60
60
3
49
1
0
0
0
0
0
0
28
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 (%)

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)

5
5
5
5
5
6
6
7
7
7
7
7
7
6
6
5
6
6
6
6
6
6
5
5

Chance of Frost

Temperature (°C)

13
13
13
15
17
19
21
22
23
24
25
25
25
25
24
24
22
20
19
18
17
17
16
16

Feels Like (°C)

12
13
14
15
17
19
20
23
24
24
24
26
25
25
27
25
24
21
20
19
18
17
17
16

Dew Point (°C)

11
11
11
12
13
14
14
15
15
14
14
14
15
15
16
17
17
15
14
13
13
12
12
12

Relative Humidity (%)

87
89
89
83
77
71
66
62
57
54
52
52
53
54
60
67
73
74
76
73
74
74
75
77

Pressure (mb)

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

Ozone (du)

332
330
329
329
328
327
326
326
326
326
326
326
326
327
328
329
331
332
336
338
342
342
341
338

Tuesday 30

Waning Crescent 27%

01:09

18:15

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

Sun - Rise: 05:59, Set: 21:32, Transit: 13:45. Moon - Rise: 01:09, Set: 18:15. Civil Dark: 22:13 - 05:18. Nautical Dark: 23:10 - 04:23. Astro Dark: 00:34 - 03:02

Total Clouds (% Sky Obscured)

75
74
76
66
55
26
19
54
38
31
28
38
43
42
76
69
96
100
100
99
86
96
100
100

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)

26
26
23
17
9
0
0
0
0
0
0
0
10
20
28
20
11
3
10
17
23
17
10
4

High Clouds (% Sky Obscured)

45
45
45
45
39
24
17
48
39
29
27
42
43
28
64
53
92
100
100
97
80
94
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
2
2
1
1
1
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)

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

Chance of Frost

Temperature (°C)

16
16
17
18
19
21
23
25
26
27
27
28
28
28
27
26
24
22
21
20
20
19
19
19

Feels Like (°C)

15
16
16
17
19
21
24
26
26
29
29
29
29
30
30
28
26
22
21
21
20
21
19
18

Dew Point (°C)

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

Relative Humidity (%)

77
77
77
76
69
64
59
55
52
50
50
50
52
52
57
65
74
80
82
84
82
82
82
84

Pressure (mb)

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

Ozone (du)

336
334
332
330
327
324
323
322
321
320
320
321
322
321
319
316
315
315
316
315
314
314
313
316

Wednesday 31

Waning Crescent 18%

01:55

19:29

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:01, Set: 21:30, Transit: 13:45. Moon - Rise: 01:55, Set: 19:29. Civil Dark: 22:11 - 05:19. Nautical Dark: 23:08 - 04:26. Astro Dark: 00:29 - 03:06

Total Clouds (% Sky Obscured)

100
100
100
99
100
100
100
100
100
83
68
57
71
86
100
100
100
100
100
99
98
94
94
91

Low Clouds (% Sky Obscured)

0
0
0
0
2
15
10
3
4
9
15
20
25
30
32
0
0
0
13
25
40
44
52
57

Medium Clouds (% Sky Obscured)

29
58
96
94
99
99
99
100
100
58
57
54
29
9
6
74
76
83
79
75
66
48
28
12

High Clouds (% Sky Obscured)

100
98
100
89
74
69
68
64
63
75
43
40
60
78
100
100
100
100
99
98
97
91
89
81

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
9
9
9
9
9
9
8
6
7
8
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

3
7
10
20
25
31
53
63
67
60
44
26
58
85
95
66
75
85
75
67
55
76
75
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.2
0.2
0
0
0
0.3
0.7
0.3
0.3
0.5
0.4
0.3
0.3
0.6
0.6
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
20
21
22
22
23
23
24
25
26
27
26
25
23
25
23
22
21
21
21
20
20

Feels Like (°C)

18
19
18
20
21
22
22
23
25
25
27
28
29
27
26
25
26
25
24
24
24
24
21
22

Dew Point (°C)

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

Relative Humidity (%)

84
84
81
77
74
75
79
76
75
67
59
57
59
62
77
91
92
94
95
95
96
96
96
98

Pressure (mb)

1013
1012
1012
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009

Ozone (du)

318
319
317
316
314
315
317
318
318
319
320
321
322
324
321
319
318
316
315
316
318
319
320
320

Thursday 1

Waning Crescent 10%

02:57

20:26

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:02, Set: 21:29, Transit: 13:45. Moon - Rise: 02:57, Set: 20:26. Civil Dark: 22:10 - 05:21. Nautical Dark: 23:05 - 04:28. Astro Dark: 00:24 - 03:11

Total Clouds (% Sky Obscured)

94
97
100
97
93
86
86
88
93
87
81
76
72
69
66
69
75
82
89
94
99
99
100
100

Low Clouds (% Sky Obscured)

67
81
92
85
74
68
69
68
69
67
66
67
62
58
55
39
21
1
1
0
0
25
50
67

Medium Clouds (% Sky Obscured)

21
31
38
31
23
13
33
53
75
50
26
2
2
1
0
0
0
0
8
16
25
38
55
69

High Clouds (% Sky Obscured)

85
91
99
91
85
75
52
30
9
15
21
29
24
20
14
36
62
88
93
96
99
99
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
5
7
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain
None
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

77
90
95
73
56
40
29
18
12
26
36
43
41
47
54
38
21
3
6
6
2
25
35
44

Precipitation Amount (mm)

0.4
0.7
1
0.5
0.3
0
0
0
0
0
0
0.2
0
0.2
0.4
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
20
21
21
22
22
23
23
23
23
23
22
22
21
20
19
17
17
17
17
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
93
88
84
79
76
73
70
73
77
80
83
84
85
88
90
92
92
93
93
95
96

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

321
324
327
331
330
329
328
328
328
329
330
331
333
334
336
338
338
339
339
340
341
342
343
345

Friday 2

Waning Crescent 5%

04:10

21:07

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

Sun - Rise: 06:04, Set: 21:27, Transit: 13:45. Moon - Rise: 04:10, Set: 21:07. Civil Dark: 22:08 - 05:23. Nautical Dark: 23:02 - 04:30. Astro Dark: 00:19 - 03:15

Total Clouds (% Sky Obscured)

100
100
100
99
98
97
85
72
58
49
38
33
22
12
2
11
22
33
44
59
71

Low Clouds (% Sky Obscured)

61
57
50
57
65
76
73
67
60
61
61
58
37
18
0
1
2
2
1
0
0

Medium Clouds (% Sky Obscured)

76
82
85
88
91
94
74
52
29
19
9
0
0
0
0
7
13
20
12
6
0

High Clouds (% Sky Obscured)

81
67
45
35
25
17
11
6
0
0
0
0
0
1
1
2
3
3
19
35
51

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

57
80
95
95
95
95
95
70
39
30
20
0
1
1
1
2
2
1
3
3
1

Precipitation Amount (mm)

0.3
0.5
0.6
1
1.2
1.3
0.8
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
95
89
81
76
70
64
58
56
55
53
60
67
73
74
77
77
78
76

Pressure (mb)

1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

347
348
349
350
351
353
355
351
347
343
340
337
334
331
329
327
327
327
326
327
327

Forecast for Utrecht, Gemeente Utrecht, Netherlands (52.09,5.12)

Generated: 27/07/24 05:03:28. Forecast: 27/07/24 to 02/08/24. Timezone: UTC+2.00