Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 7

Waning Gibbous 69%

03:04

09:25

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

Sun - Rise: 06:55, Set: 20:22, Transit: 13:40. Moon - Rise: 03:04, Set: 09:25. Civil Dark: 20:57 - 06:20. Nautical Dark: 21:40 - 05:37. Astro Dark: 22:28 - 04:49

Total Clouds (% Sky Obscured)

20
17
18
21
0
0
0
0
0
0
0
0
1
1
1
5
3
11
6
17
45
36
42
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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

2
9
18
21
0
0
0
0
0
0
0
0
0
1
1
5
3
11
5
15
44
24
35
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
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)

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

Chance of Frost

Temperature (°C)

16
15
14
12
10
9
8
8
7
6
6
6
6
5
5
5
8
10
13
15
16
18
18
18

Feels Like (°C)

12
13
12
10
8
7
6
5
5
5
4
4
4
3
3
4
5
8
9
12
14
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

37
42
49
57
59
63
64
68
72
75
74
75
75
76
75
75
64
55
48
44
41
38
36
36

Pressure (mb)

1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1027
1027
1026
1026
1025

Ozone (du)

375
376
377
376
376
377
375
374
375
377
375
373
372
371
372
375
375
372
370
371
372
373
374
375

Wednesday 8

Waning Gibbous 60%

03:51

10:24

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 OK
08 Bad
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:53, Set: 20:24, Transit: 13:39. Moon - Rise: 03:51, Set: 10:24. Civil Dark: 20:59 - 06:18. Nautical Dark: 21:42 - 05:34. Astro Dark: 22:30 - 04:46

Total Clouds (% Sky Obscured)

100
100
80
100
89
100
100
100
100
100
99
98
84
62
48
66
26
41
72
93
95
100
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
1
1
1
2
2

Medium Clouds (% Sky Obscured)

35
34
31
2
2
2
20
43
84
83
86
83
70
56
39
37
8
15
39
24
38
19
48
55

High Clouds (% Sky Obscured)

100
100
78
100
87
100
100
100
100
100
96
87
54
0
0
7
4
8
37
93
95
100
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
0
0
0
0
0
0
0
0
0
0
0
2

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

Chance of Frost

Temperature (°C)

18
17
16
14
12
11
10
10
9
9
8
9
8
8
8
8
10
12
14
16
17
18
19
20

Feels Like (°C)

14
14
13
11
9
7
7
6
6
5
5
5
5
5
5
6
6
8
11
12
14
15
16
16

Dew Point (°C)

4
5
6
5
4
3
2
2
2
2
3
3
2
2
2
3
3
3
4
4
5
6
7
8

Relative Humidity (%)

40
45
50
55
56
59
58
57
60
64
67
67
65
65
66
70
62
54
50
46
44
43
44
45

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1022
1022
1022
1021
1021
1021
1021
1021
1020
1019
1018
1017
1017

Ozone (du)

374
374
373
372
371
371
375
381
379
381
382
385
388
389
391
392
392
392
391
391
391
392
390
389

Thursday 9

Waning Gibbous 50%

04:26

11:35

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 OK
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:51, Set: 20:26, Transit: 13:39. Moon - Rise: 04:26, Set: 11:35. Civil Dark: 21:01 - 06:15. Nautical Dark: 21:45 - 05:32. Astro Dark: 22:33 - 04:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
80
61
63
59
68
75
73
75
83
65
84
47
50
55
69
79

Low Clouds (% Sky Obscured)

2
1
1
1
43
87
100
100
61
41
48
44
51
57
55
57
42
33
33
24
28
37
48
57

Medium Clouds (% Sky Obscured)

100
100
100
78
51
71
52
51
26
2
0
1
8
50
55
42
7
6
3
0
3
6
7
11

High Clouds (% Sky Obscured)

20
100
100
100
100
100
10
10
10
15
15
17
15
30
40
45
79
59
69
47
50
35
56
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
5
11
6
46
95
81
66
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
1
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
7
6
6
7
13
16
16
14
12
10
7
7
7
7
6
8
9
7
6
5
3
4
6

Chance of Frost

Temperature (°C)

20
19
18
16
15
15
13
10
8
8
7
7
7
7
6
7
8
9
10
11
12
12
13
13

Feels Like (°C)

16
17
16
14
13
11
8
5
3
3
3
4
4
4
3
4
4
6
7
9
10
11
11
10

Dew Point (°C)

8
9
10
11
10
10
11
8
5
5
5
5
5
5
4
4
4
3
2
3
2
2
1
1

Relative Humidity (%)

45
53
61
71
73
75
87
87
81
81
85
88
87
87
87
84
75
67
59
56
52
48
46
44

Pressure (mb)

1016
1016
1014
1014
1014
1014
1015
1016
1017
1018
1018
1019
1019
1020
1020
1021
1021
1021
1022
1022
1021
1021
1021
1020

Ozone (du)

390
389
390
392
393
395
401
402
402
402
398
394
390
387
384
381
377
374
371
371
370
368
367
365

Friday 10

Third Quarter 40%

04:51

12:51

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

Sun - Rise: 06:48, Set: 20:28, Transit: 13:39. Moon - Rise: 04:51, Set: 12:51. Civil Dark: 21:03 - 06:13. Nautical Dark: 21:47 - 05:29. Astro Dark: 22:35 - 04:40

Total Clouds (% Sky Obscured)

76
73
74
65
53
49
42
58
75
61
49
40
58
79
100
85
68
51
68
87
94
82
73
88

Low Clouds (% Sky Obscured)

53
46
38
26
13
1
1
2
1
1
1
1
0
0
0
0
0
0
0
0
0
11
20
27

Medium Clouds (% Sky Obscured)

25
34
27
36
10
4
16
54
75
61
49
40
58
35
55
49
23
33
39
45
49
53
53
59

High Clouds (% Sky Obscured)

57
63
68
65
53
49
21
10
2
4
7
11
39
71
100
67
33
0
33
67
94
80
58
41

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
3
5
6

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
6
5
3
2
4
6
7
7
8
8
9
9
9
9
10
12
14
16
16
16
16
14
13

Chance of Frost

Temperature (°C)

13
12
12
10
9
8
7
7
7
7
7
7
6
6
6
7
9
11
13
14
16
17
17
18

Feels Like (°C)

10
9
9
9
7
5
4
4
4
3
3
3
2
2
3
3
4
7
8
9
9
11
13
14

Dew Point (°C)

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

Relative Humidity (%)

46
49
57
66
67
65
61
63
64
58
57
59
63
65
65
65
60
53
48
44
40
37
35
34

Pressure (mb)

1019
1019
1019
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1012
1011
1011
1010
1009
1009
1008

Ozone (du)

363
363
364
364
365
364
364
364
364
365
365
367
369
368
367
368
367
368
368
366
365
365
364
364

Saturday 11

Waning Crescent 30%

05:09

14:10

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
15 Bad
16 Bad

Sun - Rise: 06:46, Set: 20:29, Transit: 13:39. Moon - Rise: 05:09, Set: 14:10. Civil Dark: 21:05 - 06:11. Nautical Dark: 21:49 - 05:26. Astro Dark: 22:38 - 04:37

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
99
100
100
100
100
100
100
100
100
75
68
62
69
76
84
68
56
50

Low Clouds (% Sky Obscured)

34
43
48
51
53
56
51
49
45
48
46
42
41
35
35
72
66
60
54
54
58
68
56
50

Medium Clouds (% Sky Obscured)

54
96
98
42
96
47
56
67
67
92
100
100
99
95
100
75
68
62
69
76
84
68
56
50

High Clouds (% Sky Obscured)

36
26
18
12
6
0
33
67
100
100
100
100
100
100
100
5
10
15
15
15
20
25
25
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
3
3
2
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

7
8
5
32
42
48
51
47
36
31
24
21
27
45
70
95
95
95
95
90
64
49
33
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
1
0.8
0.6
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
15
13
12
11
11
10
10
9
9
8
7
7
7
7
6
7
7
8
9
10
10
11

Feels Like (°C)

14
12
12
10
8
7
6
5
6
6
5
3
2
3
3
3
2
3
3
3
2
2
7
7

Dew Point (°C)

4
3
5
4
4
2
2
1
2
2
5
6
5
5
5
5
5
6
6
5
5
5
5
4

Relative Humidity (%)

38
40
49
53
56
53
54
53
57
63
77
88
84
85
87
91
93
93
93
85
78
72
68
64

Pressure (mb)

1008
1008
1008
1008
1009
1009
1009
1009
1010
1010
1011
1011
1012
1012
1012
1013
1014
1014
1015
1015
1015
1015
1015
1016

Ozone (du)

363
366
369
373
379
379
379
377
376
377
376
374
372
371
370
370
369
368
367
368
370
372
372
373

Sunday 12

Waning Crescent 21%

05:23

15:30

17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 OK
00 OK
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

Sun - Rise: 06:44, Set: 20:31, Transit: 13:38. Moon - Rise: 05:23, Set: 15:30. Civil Dark: 21:07 - 06:08. Nautical Dark: 21:51 - 05:24. Astro Dark: 22:40 - 04:34

Total Clouds (% Sky Obscured)

57
58
66
47
34
20
29
43
52
57
71
73
68
63
57
54
51
53
66
73
82
88
95
100

Low Clouds (% Sky Obscured)

57
49
34
22
11
0
3
7
12
13
14
14
11
8
5
14
20
21
17
15
16
28
41
51

Medium Clouds (% Sky Obscured)

57
58
66
47
34
20
29
43
52
57
71
73
54
38
26
25
32
40
45
50
55
69
74
78

High Clouds (% Sky Obscured)

40
45
40
40
34
20
29
15
15
30
39
40
26
19
13
38
51
53
66
73
82
70
47
22

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 (%)

11
8
3
3
3
0
0
0
0
0
0
0
0
0
0
9
15
21
23
22
18
20
22
25

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
9
8
6
5
4
3
3
3
4
4
4
4
4
4
4
4
4
5
4
5
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
7
5
5
5
5
5
5
4
3
3
3
3
3
5
5
5
6
7
9
13
12

Dew Point (°C)

3
4
4
4
3
3
2
2
2
2
2
2
2
2
2
2
3
3
4
3
3
3
2
3

Relative Humidity (%)

59
65
68
72
73
73
72
72
74
74
75
78
79
80
82
82
76
70
66
59
54
49
48
49

Pressure (mb)

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

Ozone (du)

373
372
370
369
372
375
378
381
385
389
392
394
397
399
402
404
406
409
412
412
412
412
414
416

Monday 13

Waning Crescent 12%

05:36

16:52

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

Sun - Rise: 06:42, Set: 20:33, Transit: 13:38. Moon - Rise: 05:36, Set: 16:52. Civil Dark: 21:09 - 06:06. Nautical Dark: 21:53 - 05:21. Astro Dark: 22:43 - 04:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
96
95
96
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
33
27
19
10
0
0
0
0
2
5
7
16
23
30
15
10
10
12
9
7

Medium Clouds (% Sky Obscured)

85
92
100
100
100
100
98
96
95
96
98
100
96
91
87
80
72
67
74
82
91

High Clouds (% Sky Obscured)

48
74
100
100
100
100
89
84
78
82
79
75
82
90
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
6
7

Fog (%)

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

Precipitation Probability (%)

23
20
18
17
17
19
17
14
0
3
4
2
7
9
6
24
32
38
41
45
50

Precipitation Amount (mm)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
6
6
6
6
6
6
3
3
3
3
3
3
4
4
4
4
4

Dew Point (°C)

2
4
5
6
5
5
5
5
5
5
5
5
5
4
4
3
4
5
6
7
7

Relative Humidity (%)

48
57
65
74
76
78
79
84
88
93
91
91
90
85
81
76
82
87
91
90
88

Pressure (mb)

1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016

Ozone (du)

418
417
416
415
416
417
418
419
421
423
425
427
429
429
428
427
427
426
425
424
423

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

Generated: 07/04/26 16:50:07. Forecast: 07/04/26 to 13/04/26. Timezone: UTC+2.00