Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 28

Waxing Gibbous 85%

14:57

05:35

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 Bad
17 Bad
18 Bad
19 Bad
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

Sun - Rise: 06:54, Set: 19:34, Transit: 13:15. Moon - Rise: 14:57, Set: 05:35. Civil Dark: 20:04 - 06:24. Nautical Dark: 20:39 - 05:49. Astro Dark: 21:16 - 05:12

Total Clouds (% Sky Obscured)

80
72
84
100
100
44
42
67
73
79
85
38
24
53
91
69
63
78
60
87
90
98
99
100

Low Clouds (% Sky Obscured)

4
2
13
27
29
28
35
37
35
75
76
30
19
22
6
4
5
12
15
12
30
33
29
35

Medium Clouds (% Sky Obscured)

73
55
45
52
30
31
28
35
26
0
9
9
0
1
3
1
2
5
50
72
79
97
98
99

High Clouds (% Sky Obscured)

9
59
40
100
100
5
2
22
50
50
45
2
6
34
90
67
57
74
23
47
7
45
48
94

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)

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

Chance of Frost

Temperature (°C)

9
10
11
12
13
14
14
14
14
13
11
10
8
7
6
5
4
4
4
3
3
3
3
3

Feels Like (°C)

7
9
9
11
10
12
14
14
12
10
9
7
7
6
4
3
4
3
3
2
2
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

60
51
45
41
39
38
36
36
37
46
52
58
63
67
67
70
71
72
75
74
74
74
74
70

Pressure (mb)

1021
1022
1022
1021
1021
1021
1020
1020
1020
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020

Ozone (du)

329
330
330
332
336
337
339
342
344
345
344
345
345
345
343
344
347
350
349
347
347
348
348
351

Sunday 29

Waxing Gibbous 92%

16:12

05:55

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 OK
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 06:52, Set: 19:36, Transit: 13:15. Moon - Rise: 16:12, Set: 05:55. Civil Dark: 20:05 - 06:22. Nautical Dark: 20:41 - 05:47. Astro Dark: 21:18 - 05:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
91
40
30
55
35
47
45
74
71
69
31
5
2
8
2

Low Clouds (% Sky Obscured)

77
87
47
40
77
66
64
67
52
72
40
30
55
35
42
45
18
24
24
17
4
2
7
2

Medium Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
69
40
30
45
35
45
40
40
35
0
0
0
0
0
0

High Clouds (% Sky Obscured)

98
100
65
94
100
100
100
100
72
67
40
30
40
35
45
45
72
45
69
18
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
6
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
28
26
16
31
35
43
43
33
30
33
31
37
27
22
19
9
5
1
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)

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

Chance of Frost

Temperature (°C)

4
6
7
8
9
10
10
10
9
9
8
6
5
4
3
2
2
1
1
0
-0
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
69
66
60
59
60
68
77
81
85
85
83
86
88
80
86
84
88
88
89
89
89
89
84

Pressure (mb)

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

Ozone (du)

351
352
353
355
359
364
366
366
368
369
378
387
383
381
379
379
386
389
390
391
391
391
392
394

Monday 30

Waxing Gibbous 97%

17:24

06:12

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

Sun - Rise: 06:50, Set: 19:37, Transit: 13:14. Moon - Rise: 17:24, Set: 06:12. Civil Dark: 20:07 - 06:20. Nautical Dark: 20:42 - 05:45. Astro Dark: 21:19 - 05:07

Total Clouds (% Sky Obscured)

9
6
10
9
15
11
5
5
75
14
74
61
13
36
98
100
100
100
99
98
100
100
100
100

Low Clouds (% Sky Obscured)

7
5
10
9
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9

Medium Clouds (% Sky Obscured)

0
0
1
2
15
3
3
3
3
3
40
32
2
15
43
38
97
72
62
60
83
91
96
99

High Clouds (% Sky Obscured)

0
1
1
2
8
7
1
3
75
12
72
57
11
23
98
100
100
100
99
98
100
100
100
96

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)

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

Chance of Frost

Temperature (°C)

2
4
6
8
10
12
13
14
14
13
12
10
9
7
5
4
4
2
2
2
1
1
1
2

Feels Like (°C)

2
4
6
6
7
9
11
12
12
11
11
8
7
5
4
1
1
-1
-1
-1
-2
-2
-1
-1

Dew Point (°C)

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

Relative Humidity (%)

70
59
48
41
37
35
35
34
34
36
42
48
53
57
60
64
67
65
65
66
69
69
69
64

Pressure (mb)

1025
1025
1025
1024
1024
1023
1021
1020
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1016
1015
1014
1014
1014
1014

Ozone (du)

390
389
390
390
390
389
389
389
388
386
386
386
385
383
384
387
386
385
385
384
386
390
392
393

Tuesday 31

Waxing Gibbous 99%

18:34

06:29

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
08 Bad

Sun - Rise: 06:48, Set: 19:38, Transit: 13:14. Moon - Rise: 18:34, Set: 06:29. Civil Dark: 20:08 - 06:18. Nautical Dark: 20:44 - 05:43. Astro Dark: 21:21 - 05:05

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
99
98
97
95
92
90
94
97
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

17
25
17
8
0
4
9
13
9
41
60
60
66
73
66
68
65
77
88
100
100
100
100
100

Medium Clouds (% Sky Obscured)

98
98
97
97
95
97
98
100
74
98
97
94
92
90
94
97
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

92
89
92
96
100
100
87
78
83
59
48
48
50
56
71
86
100
100
100
100
100
100
100
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
3
4
7
3
3
4
3
3
2

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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
1
0
5
16
62
95
95
88
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.9
0.9
0.3
0.9
1.5
1
1
1.8
2.2
3.5

Wind Speed/Direction (mph)

0
1
2
3
5
6
7
7
7
6
5
6
7
6
6
7
7
5
4
6
7
9
10
12

Chance of Frost

Temperature (°C)

5
8
11
12
13
14
14
14
14
13
11
10
9
8
8
7
8
7
7
7
7
7
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
53
48
44
41
42
43
42
43
49
56
62
60
64
84
91
91
91
93
94
93
94
93
94

Pressure (mb)

1014
1014
1013
1013
1012
1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1008
1007
1007
1006
1004
1003
1002
1001
1000

Ozone (du)

393
394
395
394
393
393
394
392
390
387
385
387
387
385
385
389
390
392
394
394
396
396
396
402

Wednesday 1

Full Moon 100%

19:42

06:46

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
08 Bad

Sun - Rise: 06:46, Set: 19:40, Transit: 13:14. Moon - Rise: 19:42, Set: 06:46. Civil Dark: 20:09 - 06:16. Nautical Dark: 20:45 - 05:40. Astro Dark: 21:23 - 05:03

Total Clouds (% Sky Obscured)

100
100
97
92
69
84
78
74
49
61
54
67
83
100
100
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
97
88
40
84
78
74
37
61
54
55
30
74
83
86
88
82
76
70
76
82
88
84

Medium Clouds (% Sky Obscured)

100
100
73
47
34
49
75
2
24
61
54
67
83
100
99
98
97
98
99
100
94
87
78
67

High Clouds (% Sky Obscured)

75
75
50
25
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
9
7
5
8
9
8
5
6
5
6
8
9
9
4
3
2
1
4
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain

Precipitation Probability (%)

95
95
95
95
95
92
88
87
80
70
50
53
42
72
95
95
95
94
80
48
52
52
53
75

Precipitation Amount (mm)

1.3
0.9
1
0.8
0.4
0.5
0.5
0.5
0.4
0.3
0
0
0
0.2
0.5
0.7
0.5
0.4
0.2
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
8
8
5
5
1
1
3
4
4
5
6
5
5
5
5
5
4
4
4
4
4
4
4

Relative Humidity (%)

91
91
88
75
73
55
53
64
68
72
82
88
88
91
93
94
96
96
96
96
96
96
94
94

Pressure (mb)

1001
1002
1002
1003
1004
1004
1004
1005
1005
1005
1006
1006
1007
1007
1007
1008
1008
1008
1009
1010
1010
1011
1011
1012

Ozone (du)

404
406
410
410
412
419
427
432
436
438
439
442
448
452
450
451
453
454
452
451
449
450
450
451

Thursday 2

Waning Gibbous 98%

20:51

07:05

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 OK
23 Bad
00 Bad
01 OK
02 Bad
03 Bad
04 OK
05 Bad
06 Bad
07 OK
08 OK

Sun - Rise: 06:44, Set: 19:41, Transit: 13:14. Moon - Rise: 20:51, Set: 07:05. Civil Dark: 20:11 - 06:14. Nautical Dark: 20:47 - 05:38. Astro Dark: 21:24 - 05:01

Total Clouds (% Sky Obscured)

100
100
96
92
88
90
92
95
91
86
79
61
45
29
35
34
32
26
24
21
20
11
10
11

Low Clouds (% Sky Obscured)

81
77
71
66
60
67
74
81
75
68
61
51
41
29
35
34
32
26
24
21
20
11
10
11

Medium Clouds (% Sky Obscured)

56
50
50
55
50
47
39
28
19
9
0
15
26
29
26
12
0
4
5
5
4
2
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
1
0
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
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

83
80
86
88
85
84
83
82
73
62
43
36
27
15
26
29
23
29
24
10
31
33
15
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
86
84
74
67
59
57
54
52
57
62
67
72
76
82
83
85
88
88
89
91
89
88
85

Pressure (mb)

1013
1014
1015
1015
1016
1016
1017
1017
1018
1019
1020
1021
1022
1023
1023
1024
1025
1025
1025
1026
1026
1027
1027
1028

Ozone (du)

446
442
437
432
427
422
417
412
407
402
397
391
388
385
382
380
378
376
373
370
368
366
364
362

Friday 3

Waning Gibbous 95%

22:00

07:27

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

Sun - Rise: 06:43, Set: 19:42, Transit: 13:13. Moon - Rise: 22:00, Set: 07:27. Civil Dark: 20:12 - 06:13. Nautical Dark: 20:48 - 05:36. Astro Dark: 21:26 - 04:58

Total Clouds (% Sky Obscured)

11
12
15
19
23
27
32
32
34
26
23
31
39
41
47
52
58
58
58
54

Low Clouds (% Sky Obscured)

11
9
8
7
5
8
12
20
17
13
9
8
9
7
8
12
13
16
16
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

Fog (%)

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

Precipitation Probability (%)

26
23
24
19
8
14
12
1
5
6
3
6
6
3
7
7
3
6
6
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
68
59
55
50
46
44
43
41
48
55
63
66
68
72
75
79
80
82
83

Pressure (mb)

1028
1028
1028
1028
1028
1027
1027
1026
1026
1026
1027
1027
1027
1028
1028
1028
1028
1029
1029
1029

Ozone (du)

360
357
354
354
354
354
353
351
349
349
349
349
347
344
341
341
341
341
340
339

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

Generated: 28/03/26 09:03:06. Forecast: 28/03/26 to 03/04/26. Timezone: UTC-7.00