Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Full Moon 100%

20:17

06:16

18 OK
19 OK
20 OK
21 OK
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

Sun - Rise: 06:07, Set: 20:09, Transit: 13:08. Moon - Rise: 20:17, Set: 06:16. Civil Dark: 20:40 - 05:35. Nautical Dark: 21:20 - 04:55. Astro Dark: 22:03 - 04:12

Total Clouds (% Sky Obscured)

31
22
17
30
84
72
97
100
100
100
100
100
99
100
100
90
71
73
62
84
95
99
100
94

Low Clouds (% Sky Obscured)

8
5
2
37
49
40
48
13
0
0
0
1
1
43
35
52
42
61
56
77
91
88
95
87

Medium Clouds (% Sky Obscured)

0
0
0
0
18
0
0
2
55
68
98
100
98
95
89
72
52
43
36
39
51
56
52
46

High Clouds (% Sky Obscured)

0
0
0
4
72
65
93
100
100
100
100
100
99
84
85
38
28
0
4
4
8
8
10
5

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
1
2
4
2
4
13
24
27
22

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
6
10
5
4
2
1
2
2
1
1
1
2
2
2
2
3
3
4
3
4
5
5
5

Chance of Frost

Temperature (°C)

21
18
14
13
11
10
9
9
8
7
7
6
6
6
8
9
11
12
13
14
15
15
14
14

Feels Like (°C)

21
19
15
13
12
9
8
7
7
6
6
5
4
4
6
7
9
12
12
13
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

32
44
56
62
66
67
68
72
74
74
74
75
74
75
74
67
56
47
43
41
42
49
53
56

Pressure (mb)

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

Ozone (du)

378
374
372
368
367
366
367
366
366
369
371
372
373
374
377
376
374
372
371
371
371
370
371
371

Wednesday 24

Waning Gibbous 98%

21:27

06:39

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
17 Bad

Sun - Rise: 06:05, Set: 20:10, Transit: 13:08. Moon - Rise: 21:27, Set: 06:39. Civil Dark: 20:42 - 05:33. Nautical Dark: 21:21 - 04:53. Astro Dark: 22:05 - 04:09

Total Clouds (% Sky Obscured)

95
100
100
98
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
100

Low Clouds (% Sky Obscured)

69
77
80
78
66
57
63
84
91
88
91
95
100
99
100
99
100
98
86
92
94
95
93
95

Medium Clouds (% Sky Obscured)

34
38
47
43
41
44
51
72
84
99
100
99
100
100
100
100
100
100
100
100
100
99
95
100

High Clouds (% Sky Obscured)

44
23
85
14
2
0
15
78
100
100
99
87
100
100
100
100
100
100
100
74
100
7
0
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
9
7
7
8
6
5
3
3
4
5
5
6
7
5
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

8
6
4
11
14
9
28
42
49
66
77
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.4
0.7
0.7
1.2
1.2
1.2
1.1
1.2
1
0.5
0.6
0.6
0.8
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
12
12
11
10
10
10
10
10
10
9
9
9
9
9
10
10
10
10
11
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
65
68
70
71
73
76
87
93
95
96
96
96
96
96
96
96
95
96
95
95
96
96
95

Pressure (mb)

1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1012
1012
1011
1011

Ozone (du)

374
377
378
381
383
386
385
378
378
378
375
380
381
383
387
390
390
391
390
392
396
399
402
405

Thursday 25

Waning Gibbous 94%

22:38

07:10

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
17 Bad

Sun - Rise: 06:03, Set: 20:11, Transit: 13:08. Moon - Rise: 22:38, Set: 07:10. Civil Dark: 20:43 - 05:31. Nautical Dark: 21:23 - 04:51. Astro Dark: 22:07 - 04:07

Total Clouds (% Sky Obscured)

100
100
98
100
98
100
98
100
99
100
100
100
100
100
98
97
95
96
96
97
95
93
92
92

Low Clouds (% Sky Obscured)

95
89
93
91
91
89
95
100
88
99
97
95
91
91
96
94
84
86
87
90
83
76
69
74

Medium Clouds (% Sky Obscured)

100
100
95
100
95
100
96
96
97
93
100
100
100
85
80
88
90
91
92
93
90
79
80
78

High Clouds (% Sky Obscured)

45
45
70
100
70
71
70
80
80
75
79
23
14
69
75
85
85
90
86
86
86
10
8
4

ISS Passover

Visibility (miles)

6
9
9
9
8
5
9
5
4
5
9
7
9
9
9
9
9
7
7
6
5
6
8
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
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
83
80
87
93
95
95
95
82
70
82
83
70
68
61
79
72
81
88
91
87
93
94

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
9
10
8
7
8
8
6
6
6
6
6
6
7
7
8
9
8
9
8
8
7
5

Chance of Frost

Temperature (°C)

10
10
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
11
11
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
10
9
9
9
10
9
9
9
9
9
9
9
10
10
11
11
11
12
12

Relative Humidity (%)

95
95
95
95
96
98
96
95
96
98
96
95
95
93
95
95
93
93
95
95
95
95
96
98

Pressure (mb)

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

Ozone (du)

403
404
405
406
406
406
407
407
408
409
408
410
413
414
415
414
411
407
405
401
400
400
401
405

Friday 26

Waning Gibbous 88%

23:49

07:50

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
17 Bad

Sun - Rise: 06:02, Set: 20:12, Transit: 13:08. Moon - Rise: 23:49, Set: 07:50. Civil Dark: 20:45 - 05:30. Nautical Dark: 21:25 - 04:49. Astro Dark: 22:09 - 04:05

Total Clouds (% Sky Obscured)

93
94
94
96
96
98
99
100
98
96
94
96
97
99
99
99
99
99
100
100
100
99
99
99

Low Clouds (% Sky Obscured)

78
83
84
83
85
90
95
100
93
86
79
74
67
60
59
47
42
49
58
67
67
67
68
69

Medium Clouds (% Sky Obscured)

80
78
68
67
30
28
27
24
19
27
46
65
62
66
88
90
91
94
97
100
98
95
95
96

High Clouds (% Sky Obscured)

4
0
0
0
7
2
2
8
55
55
24
17
55
93
90
86
83
89
94
100
93
9
0
9

ISS Passover

Visibility (miles)

6
9
8
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

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

Precipitation Probability (%)

91
83
74
70
56
54
47
38
38
31
23
25
22
11
16
12
29
23
20
8
9
11
12
33

Precipitation Amount (mm)

0.6
0.6
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
95
96
96
95
95
95
95
95
94
95
95
91
84
72
63
60
55
54
51
52
53

Pressure (mb)

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

Ozone (du)

408
410
411
412
405
405
405
404
401
400
399
398
398
400
401
399
399
398
399
399
402
404
403
402

Saturday 27

Waning Gibbous 80%

00:54

08:42

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
17 Bad

Sun - Rise: 06:00, Set: 20:14, Transit: 13:08. Moon - Rise: 00:54, Set: 08:42. Civil Dark: 20:46 - 05:28. Nautical Dark: 21:26 - 04:48. Astro Dark: 22:11 - 04:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
98

Low Clouds (% Sky Obscured)

75
79
85
93
100
100
100
100
96
92
88
86
83
80
76
73
70
74
77
81
79
78
76
78

Medium Clouds (% Sky Obscured)

98
100
99
87
68
49
47
42
45
55
63
79
86
92
93
94
96
92
89
84
77
73
70
70

High Clouds (% Sky Obscured)

95
100
98
95
92
23
12
3
6
71
73
84
93
100
100
100
100
92
83
75
49
25
1
1

ISS Passover

Visibility (miles)

9
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
8
7
7
8
8
7
6
4

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

Precipitation Probability (%)

41
52
65
70
81
67
48
29
28
23
27
39
40
40
51
55
55
67
77
84
79
73
68
63

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
11
10
9
9
9
9
9
9
8
8
8
8
9
9
9
10
10
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

5
5
4
7
8
8
8
8
8
7
7
7
7
8
8
8
8
8
8
8
7
8
8
9

Relative Humidity (%)

58
67
69
85
90
95
93
93
91
91
91
93
93
93
95
91
88
87
83
80
77
81
85
88

Pressure (mb)

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

Ozone (du)

398
399
399
401
402
402
402
399
397
393
392
389
389
389
389
388
387
386
386
386
387
388
389
391

Sunday 28

Waning Gibbous 71%

01:49

09:47

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
17 Bad

Sun - Rise: 05:59, Set: 20:15, Transit: 13:08. Moon - Rise: 01:49, Set: 09:47. Civil Dark: 20:47 - 05:26. Nautical Dark: 21:28 - 04:46. Astro Dark: 22:13 - 04:00

Total Clouds (% Sky Obscured)

98
98
98
97
95
95
96
98
95
91
87
85
82
79
83
88
93
93
92
91
87
81
76
68

Low Clouds (% Sky Obscured)

81
85
83
81
77
75
73
69
69
69
69
64
59
54
61
69
76
74
74
72
70
71
71
70

Medium Clouds (% Sky Obscured)

71
71
76
82
87
86
87
89
85
81
76
71
62
51
39
29
22
31
42
52
48
43
35
35

High 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

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

58
52
61
67
73
70
63
50
58
62
64
58
51
40
53
60
61
71
79
83
84
83
82
80

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.3
0
0
0
0.2
0.2
0
0
0
0
0.2
0.2
0.3
0.4
0.4
0.4
0.4
0.4
0.4

Wind Speed/Direction (mph)

10
8
7
7
7
7
7
6
6
6
5
5
6
6
7
7
8
9
9
10
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
91
93
93
94
94
93
94
96
94
96
94
94
93
91
88
87
85
85
85
84
84
82

Pressure (mb)

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

Ozone (du)

393
396
399
404
409
415
420
425
430
434
437
441
437
432
427
424
420
417
415
413
411
413
415
417

Monday 29

Waning Gibbous 60%

02:33

11:01

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

Sun - Rise: 05:57, Set: 20:16, Transit: 13:07. Moon - Rise: 02:33, Set: 11:01. Civil Dark: 20:49 - 05:25. Nautical Dark: 21:29 - 04:44. Astro Dark: 22:15 - 03:58

Total Clouds (% Sky Obscured)

59
52
49
49
67
74
80
84
86
90
93
91
89
87
92
96
100

Low Clouds (% Sky Obscured)

67
70
71
69
67
71
77
84
86
90
93
90
87
87
90
91
92

Medium Clouds (% Sky Obscured)

31
30
30
25
30
30
30
30
35
40
40
55
68
79
87
94
100

High Clouds (% Sky Obscured)

0
0
0
0
0
17
36
55
49
40
31
35
39
41
50
62
80

ISS Passover

Visibility (miles)

4
4
4
5
5
5
7
8
9
9
9
9
9
9
9
9
8

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

77
76
78
80
80
88
93
95
84
65
33
40
46
52
61
69
75

Precipitation Amount (mm)

0.3
0.3
0.3
0.4
0.4
0.5
0.7
0.8
0.5
0.3
0
0
0
0
0.2
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
7
7
6
6
5
5
5
5
5
5
5
6
6
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
88
91
93
94
96
94
94
96
96
94
94
93
93
94
93
91

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016

Ozone (du)

417
418
418
423
428
433
439
445
451
454
458
462
462
463
463
463
463

Forecast for West Portland, Multnomah, United States of America (45.46,-122.72)

Generated: 23/04/24 18:18:39. Forecast: 23/04/24 to 29/04/24. Timezone: UTC-7.00