Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 28

Waxing Gibbous 94%

16:11

06:08

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:46, Set: 17:59, Transit: 12:22. Moon - Rise: 16:11, Set: 06:08. Civil Dark: 18:28 - 06:17. Nautical Dark: 19:02 - 05:42. Astro Dark: 19:37 - 05:08

Total Clouds (% Sky Obscured)

100
100
99
100
97
68
62
92
95
100
100
100
100
100
100
100
94
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
22
27
27
29
29
25
0
0
0
0
0
0
0
0
0
0
0
0
22
24

Medium Clouds (% Sky Obscured)

100
100
99
100
96
68
54
85
85
82
62
87
100
90
91
97
91
100
100
100
87
90
93
82

High Clouds (% Sky Obscured)

100
100
52
29
16
6
2
2
7
100
100
100
100
100
100
100
90
71
83
93
99
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
1
1
1
0
0
0
1
1
1

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

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
4
4
3
2
3
6
8
10
10
12
13
13
13
12
10
8
7
6

Feels Like (°C)

4
3
3
3
2
3
4
3
1
-0
1
4
6
7
9
11
11
12
11
10
8
7
6
5

Dew Point (°C)

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

Relative Humidity (%)

75
75
78
80
83
85
88
89
88
88
83
72
64
58
52
49
48
47
49
58
63
67
71
72

Pressure (mb)

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

Ozone (du)

335
336
334
337
330
327
323
321
322
321
319
318
318
318
316
317
318
322
323
324
324
326
326
325

Sunday 1

Waxing Gibbous 98%

17:27

06:30

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

Sun - Rise: 06:44, Set: 18:00, Transit: 12:22. Moon - Rise: 17:27, Set: 06:30. Civil Dark: 18:30 - 06:15. Nautical Dark: 19:04 - 05:41. Astro Dark: 19:38 - 05:06

Total Clouds (% Sky Obscured)

100
100
100
56
42
39
50
62
73
73
55
46
52
53
40
42
32
13
4
16
21
28
65
79

Low Clouds (% Sky Obscured)

23
21
36
41
38
39
50
62
64
64
52
43
51
52
40
40
28
13
3
11
13
19
26
25

Medium Clouds (% Sky Obscured)

87
100
95
37
33
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8

High Clouds (% Sky Obscured)

100
100
98
52
29
0
0
0
0
0
0
5
2
4
2
1
0
0
1
0
1
1
30
28

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
3
76
70
66
66
62
17
5
1
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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
0
0
0
0
0
0
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)

2
2
2
2
1
1
2
1
1
1
1
1
1
1
2
3
3
3
3
3
2
3
2
3

Chance of Frost

Temperature (°C)

5
5
5
4
4
4
3
3
3
2
3
5
8
11
12
14
14
15
15
14
12
11
9
8

Feels Like (°C)

4
3
3
3
4
5
4
4
3
3
4
6
9
11
12
13
15
16
15
15
13
12
10
8

Dew Point (°C)

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

Relative Humidity (%)

75
79
80
83
85
86
89
89
89
91
85
76
70
64
62
58
56
54
55
63
72
76
80
84

Pressure (mb)

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

Ozone (du)

327
326
327
337
349
352
348
351
354
344
331
323
322
323
325
326
326
325
320
314
314
308
308
311

Monday 2

Waxing Gibbous 100%

18:39

06:49

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:43, Set: 18:01, Transit: 12:22. Moon - Rise: 18:39, Set: 06:49. Civil Dark: 18:31 - 06:13. Nautical Dark: 19:05 - 05:39. Astro Dark: 19:40 - 05:05

Total Clouds (% Sky Obscured)

85
100
100
100
100
100
98
99
100
100
100
100
96
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

31
33
43
34
39
40
57
60
82
94
86
86
80
82
84
84
76
76
75
74
72
82
92
100

Medium Clouds (% Sky Obscured)

0
0
5
1
8
100
92
50
93
33
76
74
86
99
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

49
100
100
100
100
97
20
25
100
100
97
100
81
100
100
100
100
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
9
9
9
9
9
9
9
9

Fog (%)

0
2
41
27
28
58
100
100
54
31
28
23
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
Light Rain

Precipitation Probability (%)

8
1
2
2
5
5
5
4
4
4
6
4
5
11
25
26
28
33
41
47
51
58
68
94

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
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
90
93
94
96
98
98
98
98
93
88
84
81
84
86
77
74
79
80
84
85
88
90

Pressure (mb)

1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1016
1016
1016
1016
1016
1015

Ozone (du)

311
311
318
320
320
320
322
322
326
328
328
332
334
338
335
330
329
328
326
328
332
332
333
332

Tuesday 3

Full Moon 99%

19:50

07:07

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:41, Set: 18:03, Transit: 12:22. Moon - Rise: 19:50, Set: 07:07. Civil Dark: 18:32 - 06:11. Nautical Dark: 19:06 - 05:37. Astro Dark: 19:41 - 05:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
96
99
99
99
100
100
98
95
94
96
98
100
100
99
99

Low Clouds (% Sky Obscured)

98
97
95
93
92
91
90
90
82
36
88
30
86
87
85
86
86
85
89
93
96
94
93
92

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
74
91
99
99
99
100
85
30
41
56
86
95
100
77
53
53

High Clouds (% Sky Obscured)

73
50
25
50
75
89
77
86
75
53
27
0
2
33
7
5
3
1
2
3
4
20
34
49

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
80
75
85
90
95
87
77
76
72
68
67
64
50
43
54
48

Precipitation Amount (mm)

1.1
1
0.7
0.7
1
1.8
2
0.7
0.2
0.2
0.4
0.5
0.8
0.3
0.2
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
9
8
8
8
9
9
10
10
10
10
10
10
9
9
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
95
93
91
91
95
93
90
85
88
88
82
88
88
90
88
88
87
82
82
85
87
85

Pressure (mb)

1015
1014
1014
1013
1013
1012
1012
1012
1012
1013
1014
1014
1015
1015
1016
1016
1017
1018
1018
1019
1020
1021
1022
1023

Ozone (du)

334
335
339
345
349
359
366
370
375
396
400
403
405
403
400
399
396
394
393
384
377
374
371
369

Wednesday 4

Waning Gibbous 96%

20:59

07:24

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:39, Set: 18:04, Transit: 12:22. Moon - Rise: 20:59, Set: 07:24. Civil Dark: 18:34 - 06:10. Nautical Dark: 19:08 - 05:35. Astro Dark: 19:42 - 05:01

Total Clouds (% Sky Obscured)

99
100
100
100
100
97
100
99
100
97
94
91
96
98
100
100
99
99
98
97
96
97
97
97

Low Clouds (% Sky Obscured)

88
86
84
77
33
61
87
46
49
88
87
82
89
93
98
97
96
95
94
93
92
92
92
92

Medium Clouds (% Sky Obscured)

51
53
69
100
100
88
97
94
97
97
94
91
85
79
76
72
61
54
55
52
50
58
67
77

High Clouds (% Sky Obscured)

33
18
25
22
4
6
4
2
0
0
0
0
12
6
0
0
0
0
4
7
13
15
16
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
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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

39
37
26
32
34
46
45
51
44
44
44
48
46
47
45
55
53
43
50
47
33
46
52
54

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
81
82
84
85
87
88
81
86
88
84
78
77
78
77
77
80
82
84
84
85
85
87
87

Pressure (mb)

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

Ozone (du)

369
368
368
370
371
367
370
372
372
370
373
377
377
378
379
380
378
376
374
374
375
376
376
376

Thursday 5

Waning Gibbous 91%

22:07

07:41

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:37, Set: 18:05, Transit: 12:21. Moon - Rise: 22:07, Set: 07:41. Civil Dark: 18:35 - 06:08. Nautical Dark: 19:09 - 05:34. Astro Dark: 19:44 - 04:59

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
95
89
84
91
95
100
100
100
100
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

94
97
100
100
100
100
100
100
100
95
89
84
91
95
100
94
89
84
79
71
56
62
64
73

Medium Clouds (% Sky Obscured)

76
78
76
69
60
46
46
45
45
63
55
56
52
44
26
23
19
19
28
34
44
38
35
33

High Clouds (% Sky Obscured)

38
29
22
18
19
10
13
12
10
12
13
11
26
41
61
74
87
100
100
96
92
76
66
64

ISS Passover

Visibility (miles)

7
8
8
8
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

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

Precipitation Probability (%)

70
73
67
78
76
57
59
57
42
54
64
71
61
56
54
45
38
36
42
60
75
65
52
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
91
93
94
94
96
96
96
96
85
77
69
65
63
60
61
61
61
66
70
76
77
78

Pressure (mb)

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

Ozone (du)

376
384
392
400
399
397
395
392
388
384
382
379
376
373
370
367
364
362
359
357
356
355
353
352

Friday 6

Waning Gibbous 84%

22:07

08:01

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

Sun - Rise: 06:35, Set: 18:07, Transit: 12:21. Moon - Rise: 22:07, Set: 08:01. Civil Dark: 18:36 - 06:06. Nautical Dark: 19:10 - 05:32. Astro Dark: 19:45 - 04:57

Total Clouds (% Sky Obscured)

91
85
78
73
69
63
78
88
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

64
56
47
51
54
60
74
86
100
99
98
98
98
98
98
98
98
98

Medium Clouds (% Sky Obscured)

44
54
65
46
27
8
7
6
5
5
5
10
4
3
2
1
0
0

High Clouds (% Sky Obscured)

65
64
66
57
48
33
36
30
32
34
29
21
15
10
4
2
2
2

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
27
18
17
13
5
8
5
2
7
11
12
21
24
24
22
18
7

Precipitation Amount (mm)

0
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
3
2
2
3
3
4
5
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
82
85
91
90
90
90
88
88
88
85
83
80
77
73
70
68
67

Pressure (mb)

1028
1028
1028
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027

Ozone (du)

351
350
348
347
346
344
342
342
341
341
341
340
340
337
333
330
327
324

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

Generated: 28/02/26 22:25:56. Forecast: 28/02/26 to 06/03/26. Timezone: UTC-8.00