Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Crescent 16%

01:12

No Set

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

Sun - Rise: 06:13, Set: 21:16, Transit: 13:43. Moon - Rise: 01:12, Set: No Set. Civil Dark: 21:56 - 05:33. Nautical Dark: 22:48 - 04:42. Astro Dark: 23:56 - 03:35

Total Clouds (% Sky Obscured)

31
54
76
61
46
30
51
94
81
100
99
56
58
67
18
20
35
30
30
63
42
67
72
68

Low Clouds (% Sky Obscured)

3
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
12
9
1

Medium Clouds (% Sky Obscured)

0
0
7
0
0
17
23
5
31
55
81
27
58
3
7
5
2
0
1
24
10
67
72
68

High Clouds (% Sky Obscured)

31
54
76
61
44
10
30
90
81
100
76
51
39
64
10
16
35
30
30
40
40
23
5
23

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
4
4
6
6
6
6
5
5
4
3
3
3
3
3
3
3
3
4
6
7
7
10
13

Chance of Frost

Temperature (°C)

25
24
20
18
17
16
15
15
15
15
15
15
15
17
21
24
26
28
29
30
31
31
31
30

Feels Like (°C)

25
22
18
15
15
14
14
14
13
13
13
13
13
16
22
25
26
27
27
27
28
28
27
25

Dew Point (°C)

6
10
12
9
8
8
8
6
6
5
5
6
6
6
6
6
6
4
3
3
3
3
4
6

Relative Humidity (%)

29
41
58
56
57
60
59
55
53
49
51
56
55
47
38
32
26
21
18
17
17
16
18
21

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1014
1015
1014
1014
1014
1013
1013
1013
1012
1013

Ozone (du)

314
313
313
314
315
318
320
322
322
321
320
322
325
326
324
324
324
324
324
323
321
319
319
319

Sunday 9

Waning Crescent 8%

02:27

19:39

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:14, Set: 21:14, Transit: 13:43. Moon - Rise: 02:27, Set: 19:39. Civil Dark: 21:53 - 05:35. Nautical Dark: 22:45 - 04:44. Astro Dark: 23:52 - 03:39

Total Clouds (% Sky Obscured)

64
74
82
57
63
81
96
83
90
100
100
99
78
94
99
75
70
71
99
91
74
70
75
68

Low Clouds (% Sky Obscured)

4
2
29
9
0
0
0
0
0
0
0
0
0
9
29
28
29
31
78
66
74
68
74
65

Medium Clouds (% Sky Obscured)

64
74
81
39
26
32
31
50
55
34
38
90
48
82
40
42
33
37
29
12
0
0
0
0

High Clouds (% Sky Obscured)

45
50
45
3
60
77
89
78
85
99
100
85
63
77
99
51
70
71
68
63
7
17
2
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
0
0
0
0
2
0
1
3
5
4
11
2
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
8
5
5
5
5
5
5
5
4
4
5
5
7
8
8
9
10
10
11
11
12
12
11

Chance of Frost

Temperature (°C)

28
27
23
21
20
20
19
19
18
17
17
16
17
19
20
21
22
22
23
23
23
23
22
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

22
27
37
41
43
45
48
51
55
60
60
63
71
63
49
44
44
46
45
45
51
59
60
58

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1013
1013
1014
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019

Ozone (du)

321
322
325
325
322
321
320
319
321
319
318
317
316
315
314
314
313
313
312
309
309
309
310
311

Monday 10

Waning Crescent 2%

03:56

20:21

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

Sun - Rise: 06:16, Set: 21:12, Transit: 13:43. Moon - Rise: 03:56, Set: 20:21. Civil Dark: 21:51 - 05:37. Nautical Dark: 22:43 - 04:46. Astro Dark: 23:48 - 03:42

Total Clouds (% Sky Obscured)

58
71
86
96
74
61
79
27
25
20
18
2
2
19
19
22
34
38
35
27
19
13
9
4

Low Clouds (% Sky Obscured)

12
5
0
5
31
21
13
23
21
15
0
0
0
2
6
21
31
36
33
24
16
8
6
3

Medium 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

High Clouds (% Sky Obscured)

45
64
84
96
74
47
79
2
2
1
17
2
1
16
12
0
1
1
5
5
4
3
2
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
2
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)

11
10
9
7
5
5
5
4
4
3
3
3
3
3
5
7
8
9
9
10
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
11
11
11
11
11
11
10
9
9
9
9
9
9
8
7
7
7
8
8
9
9
9

Relative Humidity (%)

59
64
66
73
80
87
89
90
88
88
90
88
88
74
60
51
45
42
40
40
41
42
42
43

Pressure (mb)

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

Ozone (du)

310
310
310
311
311
310
310
310
311
312
313
314
314
313
313
313
313
312
313
313
314
313
311
310

Tuesday 11

Waning Crescent 0%

05:30

20:49

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

Sun - Rise: 06:18, Set: 21:10, Transit: 13:43. Moon - Rise: 05:30, Set: 20:49. Civil Dark: 21:49 - 05:39. Nautical Dark: 22:40 - 04:49. Astro Dark: 23:44 - 03:46

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
6
8
6
5
2
29
54
80
62
46
34
41
44
48
33
18

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)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
4
6
7
6
5
2
26
51
76
58
46
33
41
44
48
33
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)

11
10
10
8
8
7
7
7
7
6
7
7
7
7
7
8
8
8
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

21
20
18
16
14
13
12
11
11
10
10
10
11
13
15
18
20
23
24
26
27
28
29
28

Feels Like (°C)

18
18
17
14
13
11
11
10
10
9
9
9
10
12
14
17
19
21
23
24
25
26
27
26

Dew Point (°C)

9
9
9
8
8
9
9
9
9
8
8
8
9
7
7
6
5
3
2
1
0
-0
-0
-0

Relative Humidity (%)

45
49
54
58
68
76
80
84
87
88
88
88
85
69
55
46
36
27
22
19
17
15
15
15

Pressure (mb)

1025
1025
1025
1026
1026
1026
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1023
1023
1023

Ozone (du)

310
311
311
312
313
315
316
316
316
314
314
315
313
312
312
311
310
310
310
308
307
306
307
306

Wednesday 12

New Moon 1%

07:01

21:09

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

Sun - Rise: 06:19, Set: 21:08, Transit: 13:43. Moon - Rise: 07:01, Set: 21:09. Civil Dark: 21:47 - 05:41. Nautical Dark: 22:37 - 04:51. Astro Dark: 23:40 - 03:49

Total Clouds (% Sky Obscured)

4
3
2
1
4
5
4
5
5
6
3
2
3
27
52
77
70
72
65
55
41
34
39
45

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)

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

High Clouds (% Sky Obscured)

4
3
2
1
4
4
4
5
5
6
3
2
3
26
52
77
70
67
60
51
41
34
34
38

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

Chance of Frost

Temperature (°C)

27
25
21
20
19
18
17
16
16
15
15
15
16
18
21
24
27
29
31
33
33
34
35
33

Feels Like (°C)

26
24
21
18
16
16
15
14
14
14
13
14
14
17
18
19
20
21
22
23
33
32
32
32

Dew Point (°C)

-1
4
9
6
1
2
3
4
4
4
5
5
6
6
5
4
4
3
3
2
2
2
2
4

Relative Humidity (%)

16
24
46
40
30
34
39
43
46
47
50
52
52
44
35
28
22
19
16
14
13
13
12
16

Pressure (mb)

1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1022
1021
1021
1021
1020
1020
1019
1019
1018
1018

Ozone (du)

306
305
305
305
304
304
304
303
303
303
303
303
303
303
303
303
304
304
305
305
305
305
305
305

Thursday 13

Waxing Crescent 4%

08:28

21:23

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

Sun - Rise: 06:21, Set: 21:06, Transit: 13:43. Moon - Rise: 08:28, Set: 21:23. Civil Dark: 21:45 - 05:43. Nautical Dark: 22:35 - 04:53. Astro Dark: 23:36 - 03:52

Total Clouds (% Sky Obscured)

55
65
71
77
56
35
14
16
21
25
32
34
41
35
28
18
30
41
52
57
59
61
62
67

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
8
13
12
11
12
11
7

Medium Clouds (% Sky Obscured)

0
5
10
14
8
7
4
12
19
25
22
19
17
13
10
7
5
3
1
1
0
0
1
1

High Clouds (% Sky Obscured)

45
43
37
26
19
9
3
2
1
1
7
13
18
13
9
4
10
15
20
25
25
25
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
0
0
0
1
6
9
9
4
0
9
13
14
9
9
1
4
3
1
1
0
0
1
4

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
7
5
5
6
6
6
6
6
5
6
6
6
6
6
7
7
7
8
9
10
13
15
13

Chance of Frost

Temperature (°C)

31
29
27
25
23
22
22
21
21
20
20
20
21
21
24
26
28
30
31
32
32
31
31
28

Feels Like (°C)

33
34
24
24
23
23
22
22
19
19
19
18
18
17
21
21
21
22
24
24
31
30
29
30

Dew Point (°C)

6
8
7
6
5
5
4
4
4
5
5
5
5
5
4
3
3
1
0
-2
-1
1
2
6

Relative Humidity (%)

20
27
28
29
31
31
31
32
33
36
38
37
36
35
28
23
19
15
13
11
12
14
16
24

Pressure (mb)

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

Ozone (du)

305
305
305
306
307
307
307
307
307
306
306
306
305
305
305
305
306
304
303
301
301
300
299
299

Friday 14

Waxing Crescent 10%

09:50

21:36

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 OK
10 OK
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:22, Set: 21:04, Transit: 13:42. Moon - Rise: 09:50, Set: 21:36. Civil Dark: 21:43 - 05:44. Nautical Dark: 22:32 - 04:55. Astro Dark: 23:33 - 03:56

Total Clouds (% Sky Obscured)

68
79
89
100
87
75
67
65
61
59
58
58
57
50
42
37
57
74
89

Low Clouds (% Sky Obscured)

12
13
16
17
22
24
26
15
7
1
4
10
21
24
28
32
38
41
44

Medium Clouds (% Sky Obscured)

2
10
19
27
27
29
31
31
30
30
21
11
4
5
7
8
22
34
47

High Clouds (% Sky Obscured)

25
53
78
99
86
70
56
43
31
17
20
23
29
22
14
5
23
41
59

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 (%)

11
14
13
10
7
3
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

31
31
18
20
21
20
20
19
18
18
19
17
16
16
19
20
20
20
21

Dew Point (°C)

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

Relative Humidity (%)

36
55
62
71
81
82
83
85
88
89
90
89
86
83
69
57
47
44
41

Pressure (mb)

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

Ozone (du)

299
300
300
301
301
302
302
303
304
305
305
307
308
309
310
310
311
312
313

Forecast for Amersfoort, Gemeente Amersfoort, Netherlands (52.16,5.39)

Generated: 08/08/26 19:06:17. Forecast: 08/08/26 to 14/08/26. Timezone: UTC+2.00