Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 80%

15:09

04:17

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
06 Bad
07 Bad

Sun - Rise: 06:04, Set: 20:11, Transit: 13:08. Moon - Rise: 15:09, Set: 04:17. Civil Dark: 20:42 - 05:33. Nautical Dark: 21:22 - 04:53. Astro Dark: 22:05 - 04:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

42
49
59
56
35
42
25
23
33
33
26
30
56
46
40
5
52
85
81
76
81
85
91
100

Medium Clouds (% Sky Obscured)

87
100
99
70
95
73
76
100
100
100
100
100
100
100
100
96
100
100
82
87
73
95
84
81

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
8
4
9
9
9
9
6
3
1
3
8

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
None
Light Rain
Moderate Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
38
0
18
12
8
10
18
10
11
7
14
32
53
58
60
95
95
95
95
95
95
95
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
1.3
3.8
0.6
1.3
2.8
2.8
0.8
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
8
12
13
14
16
16
17
17
17
17
16
15
15
14
14
13
12
11
11
11
11
12

Feels Like (°C)

4
4
4
9
10
11
13
14
14
15
14
14
14
13
11
11
9
8
7
7
8
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

91
91
90
90
86
87
87
83
83
77
76
79
85
87
82
83
82
81
79
84
92
95
96
95

Pressure (mb)

1018
1018
1018
1018
1017
1017
1016
1015
1014
1013
1012
1012
1012
1012
1011
1011
1010
1009
1008
1007
1006
1005
1005
1004

Ozone (du)

357
357
357
358
356
354
354
354
354
352
351
350
349
349
349
345
342
341
342
339
341
339
343
341

Monday 27

Waxing Gibbous 88%

16:18

04:35

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
06 OK
07 OK

Sun - Rise: 06:03, Set: 20:12, Transit: 13:08. Moon - Rise: 16:18, Set: 04:35. Civil Dark: 20:44 - 05:31. Nautical Dark: 21:23 - 04:51. Astro Dark: 22:07 - 04:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
97
98
86
59
38
36

Low Clouds (% Sky Obscured)

100
100
96
76
90
82
89
92
78
84
82
100
100
100
100
90
90
96
95
82
77
57
38
36

Medium Clouds (% Sky Obscured)

81
100
100
100
100
98
86
73
54
73
68
78
100
94
71
92
74
60
36
20
3
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
98
55
55
91
88
97
60
94
50
14
0
2

ISS Passover

Visibility (miles)

8
2
7
3
1
6
5
3
1
1
8
7
5
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
77
37
25
28
33
56
41
18
3
0
0
0
0
0

Precipitation Amount (mm)

0.7
0.5
1.7
3.1
5
0.7
2.3
3.2
4.9
1.1
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
11
11
13
13
14
12
11
6
6
13
13
13
15
16
16
16
16
16
16
16
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
10
10
10
10
10
13
16
17
17
17
9
6
5
4
5
4
3
3
2
1
0
2
3

Dew Point (°C)

12
12
12
12
12
13
15
16
17
17
16
12
9
9
9
9
8
7
7
5
4
4
4
4

Relative Humidity (%)

96
96
95
95
95
95
95
89
95
96
95
96
96
95
91
91
90
88
90
82
81
82
84
84

Pressure (mb)

1003
1002
1001
1000
998
997
996
995
995
995
995
996
997
998
1000
1001
1002
1003
1004
1005
1007
1008
1009
1011

Ozone (du)

343
342
342
344
347
351
356
356
352
356
358
359
364
367
371
371
373
375
374
377
377
378
382
375

Tuesday 28

Waxing Gibbous 94%

17:26

04:52

08 Bad
09 OK
10 OK
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 OK
04 OK
05 Good
06 Good
07 Good

Sun - Rise: 06:01, Set: 20:13, Transit: 13:08. Moon - Rise: 17:26, Set: 04:52. Civil Dark: 20:45 - 05:29. Nautical Dark: 21:25 - 04:49. Astro Dark: 22:09 - 04:05

Total Clouds (% Sky Obscured)

47
38
32
96
100
99
99
95
91
99
99
99
97
100
96
99
77
70
59
35
22
17
11
8

Low Clouds (% Sky Obscured)

47
38
9
30
31
45
40
39
11
1
1
1
1
1
1
32
19
22
24
27
21
15
9
7

Medium Clouds (% Sky Obscured)

0
0
0
13
34
94
78
87
84
97
97
96
97
100
93
96
64
45
25
1
1
2
3
2

High Clouds (% Sky Obscured)

18
12
26
91
100
90
96
78
70
65
88
75
85
100
89
97
52
51
46
1
1
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 (%)

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)

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

Chance of Frost

Temperature (°C)

7
8
9
11
12
13
13
13
12
12
12
11
10
9
8
8
8
7
6
5
4
4
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
69
61
53
49
47
45
43
42
42
49
55
61
61
60
63
65
69
70
70
71
69
69
67

Pressure (mb)

1012
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1016
1017
1017
1018
1018
1018
1018
1019
1019
1019
1020
1020

Ozone (du)

369
367
363
363
368
370
372
372
370
366
363
362
362
364
367
371
374
378
372
371
375
377
377
378

Wednesday 29

Waxing Gibbous 98%

18:33

05:11

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

Sun - Rise: 06:00, Set: 20:14, Transit: 13:08. Moon - Rise: 18:33, Set: 05:11. Civil Dark: 20:47 - 05:28. Nautical Dark: 21:26 - 04:48. Astro Dark: 22:11 - 04:03

Total Clouds (% Sky Obscured)

5
1
19
36
55
78
90
100
74
52
14
8
3
2
12
24
34
53
69
86
92
89
87
92

Low Clouds (% Sky Obscured)

4
1
2
2
3
33
35
30
28
25
9
5
2
1
1
1
2
2
2
2
18
34
51
74

Medium Clouds (% Sky Obscured)

1
0
19
36
55
71
85
97
66
35
5
3
2
0
12
21
27
33
44
40
68
67
68
92

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
2
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
1
1
2
1
1
1
0
0
0
0
0
0
0
0
8
10
10
16

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
7
9
10
11
11
11
10
8
6
5
3
2
2
2
2
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

5
7
9
10
11
12
12
12
12
12
12
12
10
9
8
7
6
5
5
4
3
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
53
49
47
45
41
41
40
41
41
46
55
61
64
65
65
67
68
68
69
69
68
68
67

Pressure (mb)

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

Ozone (du)

379
380
383
387
389
388
384
387
386
388
391
391
388
386
384
384
383
382
379
377
377
377
378
381

Thursday 30

Waxing Gibbous 100%

19:40

05:32

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 OK
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 05:58, Set: 20:16, Transit: 13:08. Moon - Rise: 19:40, Set: 05:32. Civil Dark: 20:48 - 05:26. Nautical Dark: 21:28 - 04:46. Astro Dark: 22:13 - 04:01

Total Clouds (% Sky Obscured)

93
93
95
98
100
92
84
81
77
77
75
72
69
67
68
69
71
50
30
9
7
5
3
3

Low Clouds (% Sky Obscured)

70
73
81
90
98
85
70
58
50
50
43
40
37
36
37
41
44
30
16
2
2
3
2
2

Medium Clouds (% Sky Obscured)

93
93
72
78
55
14
17
81
67
18
17
20
29
38
49
54
59
43
28
9
7
3
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
3
4
1
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

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 (%)

24
30
32
30
34
34
41
26
14
9
7
11
11
6
8
11
2
5
3
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
5
4
5
5
5
7
9
7
5
4
4
3
3
3
4
4
4
4
4
4
5
4

Chance of Frost

Temperature (°C)

6
7
8
9
10
11
11
11
10
11
11
11
10
9
8
7
6
5
4
4
3
3
3
2

Feels Like (°C)

3
4
6
7
7
9
8
7
7
7
8
9
9
8
7
7
7
7
3
2
2
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

60
56
56
53
55
55
63
74
78
77
77
77
78
81
82
81
81
82
82
85
88
83
82
77

Pressure (mb)

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

Ozone (du)

382
383
384
388
390
388
388
389
389
389
390
389
389
388
387
388
388
388
389
390
390
389
389
388

Friday 1

Full Moon 100%

20:48

05:57

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

Sun - Rise: 05:57, Set: 20:17, Transit: 13:08. Moon - Rise: 20:48, Set: 05:57. Civil Dark: 20:49 - 05:24. Nautical Dark: 21:30 - 04:44. Astro Dark: 22:15 - 03:58

Total Clouds (% Sky Obscured)

3
2
11
18
26
40
51
68
60
44
28
20
12
5
3
2
1
1
1
0
0
1
1
11

Low Clouds (% Sky Obscured)

2
2
10
17
25
40
51
60
45
31
19
14
9
3
2
1
1
1
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
0
0
1
2
2
1
1
0
0
0
0
0
0
0
0
0
1
10

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
11
14
11
8
6
6
3
1
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
6
8
8
8
8
8
8
8
8
7
7
5
4
3
3
4
5
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

5
7
9
10
12
13
13
13
13
13
12
12
10
9
7
6
5
4
4
3
2
3
3
3

Feels Like (°C)

2
3
4
4
5
6
11
11
11
10
11
10
9
8
8
8
7
6
3
3
2
2
1
1

Dew Point (°C)

0
1
2
2
2
2
3
3
4
4
4
5
3
2
1
0
-1
-1
-2
-2
-3
-3
-3
-3

Relative Humidity (%)

71
65
60
55
52
47
49
50
51
54
57
60
60
61
64
66
68
71
69
68
66
65
65
65

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1022
1023
1024
1024
1025
1025
1025
1025
1025
1025
1026
1026
1026

Ozone (du)

388
388
388
387
387
386
383
380
377
375
372
370
368
366
364
364
363
363
363
363
363
363
363
363

Saturday 2

Waning Gibbous 98%

21:55

06:28

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

Sun - Rise: 05:56, Set: 20:18, Transit: 13:08. Moon - Rise: 21:55, Set: 06:28. Civil Dark: 20:51 - 05:23. Nautical Dark: 21:31 - 04:42. Astro Dark: 22:17 - 03:56

Total Clouds (% Sky Obscured)

20
32
47
60
73
49
26
1
8
15
22
26
30
27
20
12
8

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
0
0

Medium Clouds (% Sky Obscured)

0
0
2
6
10
9
5
0
0
0
0
1
1
1
8
12
8

High Clouds (% Sky Obscured)

20
32
46
57
70
46
23
0
7
9
13
14
15
17
5
3
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
8
11
12
13
15
15
16
16
16
15
15
13
11
10
9
8

Feels Like (°C)

2
4
5
5
7
8
13
13
13
14
14
15
13
12
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

59
54
50
48
47
45
45
44
44
48
53
60
62
65
68
70
71

Pressure (mb)

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

Ozone (du)

364
364
365
367
368
370
370
369
369
369
368
368
367
366
365
365
365

Forecast for Afton, Washington, United States of America (44.92,-92.79)

Generated: 26/04/26 08:20:09. Forecast: 26/04/26 to 02/05/26. Timezone: UTC-5.00