Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 22

Waxing Crescent 20%

08:35

00:45

03 Good
04 OK
05 OK
06 OK
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 OK
21 OK
22 OK
23 OK
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:07, Set: 19:27, Transit: 13:17. Moon - Rise: 08:35, Set: 00:45. Civil Dark: 19:56 - 06:38. Nautical Dark: 20:31 - 06:03. Astro Dark: 21:07 - 05:27

Total Clouds (% Sky Obscured)

3
19
29
43
100
100
100
100
99
98
100
94
93
79
86
87
87
39
44
47
29
84
95
100

Low Clouds (% Sky Obscured)

0
0
0
0
21
19
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
2
22
48
79
70
59
55
32
35
20
30
24
15
40
36
2

High Clouds (% Sky Obscured)

3
19
29
43
100
100
100
100
99
98
100
91
83
66
70
80
83
27
34
40
19
84
95
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)

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

Chance of Frost

Temperature (°C)

2
2
1
0
2
1
3
5
7
9
11
13
13
13
13
12
10
8
8
7
6
5
5
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
77
78
80
77
69
62
54
47
45
42
42
42
45
52
57
62
68
68
71
75
75
76

Pressure (mb)

1030
1030
1030
1030
1030
1030
1029
1029
1029
1028
1026
1025
1024
1023
1023
1022
1022
1022
1022
1022
1021
1021
1021
1021

Ozone (du)

324
324
326
328
328
330
331
330
331
331
328
327
327
323
322
323
320
320
316
315
318
321
320
320

Monday 23

Waxing Crescent 30%

09:14

02:03

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:05, Set: 19:28, Transit: 13:17. Moon - Rise: 09:14, Set: 02:03. Civil Dark: 19:57 - 06:36. Nautical Dark: 20:32 - 06:01. Astro Dark: 21:08 - 05:25

Total Clouds (% Sky Obscured)

100
100
100
100
64
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
12
37
33
34
32
30
29
22
0
0
0
0
0
0
2
2
4
22
2
71
27
63
80

Medium Clouds (% Sky Obscured)

3
51
48
48
37
26
40
52
57
55
50
79
84
86
80
83
93
100
100
86
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
57
100
100
100
100
100
100
100
100
100
100
100
100
99
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
0
0
0
0
0
1
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
2
1
2
3
2
3
10
20

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
80
80
82
82
76
68
61
55
46
43
40
42
42
47
52
55
57
60
62
64
64
66

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

322
321
321
319
317
310
307
303
300
299
297
295
293
292
292
294
293
293
292
293
295
296
297
299

Tuesday 24

Waxing Crescent 42%

10:04

No Set

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:03, Set: 19:29, Transit: 13:16. Moon - Rise: 10:04, Set: No Set. Civil Dark: 19:59 - 06:34. Nautical Dark: 20:34 - 05:59. Astro Dark: 21:10 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
94
96
83
82
86
90
94
96

Low Clouds (% Sky Obscured)

92
97
100
85
90
99
90
93
100
100
100
94
86
92
86
85
83
63
69
79
79
79
79
82

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
27
83
83
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
98
99
83
87
92
100
99
100
96
72
100
80
100
100
90
71
86
32
18
32
63
62
66

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

30
73
88
92
95
95
95
95
95
95
85
95
95
73
77
90
67
25
36
37
31
28
27
31

Precipitation Amount (mm)

0
0.4
0.5
0.5
0.7
0.6
0.9
0.6
0.8
1.1
0.2
0.5
0.8
0
0.3
0.7
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
5
6
5
5
6
6
6
6
9
10
9
10
12
11
11
11
8
7
6
5
4
3
2

Relative Humidity (%)

69
74
77
76
74
76
76
73
72
87
90
87
90
92
92
93
96
88
88
87
85
85
83
83

Pressure (mb)

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

Ozone (du)

299
298
298
299
299
300
300
298
298
297
297
297
293
294
292
290
291
292
291
290
290
289
290
291

Wednesday 25

First Quarter 54%

11:08

03:09

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 OK
19 OK
20 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:01, Set: 19:31, Transit: 13:16. Moon - Rise: 11:08, Set: 03:09. Civil Dark: 20:00 - 06:32. Nautical Dark: 20:35 - 05:57. Astro Dark: 21:12 - 05:20

Total Clouds (% Sky Obscured)

97
99
85
81
57
86
87
74
88
80
75
74
67
64
49
22
16
23
26
35
54
48
44
51

Low Clouds (% Sky Obscured)

77
86
68
69
26
77
74
45
79
74
75
74
67
64
49
15
9
10
15
31
54
48
44
51

Medium Clouds (% Sky Obscured)

0
0
0
0
0
7
14
22
24
18
17
55
9
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

87
91
57
42
29
19
10
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

32
33
24
24
23
41
45
40
65
74
76
68
51
19
20
15
9
10
9
6
19
29
18
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
0
0
1
0
2
3
4
8
6
6
6
6
6
6
5
5
4
4
4
3
0
-0
-2

Dew Point (°C)

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

Relative Humidity (%)

83
85
83
88
88
86
80
73
65
55
49
48
44
36
37
41
48
56
63
67
70
76
83
84

Pressure (mb)

1021
1021
1021
1022
1022
1022
1023
1023
1023
1024
1024
1025
1025
1025
1026
1026
1027
1028
1029
1029
1030
1031
1031
1032

Ozone (du)

292
294
296
298
302
305
308
309
310
312
313
314
313
314
317
318
320
319
321
323
323
323
325
328

Thursday 26

Waxing Gibbous 65%

12:21

04:02

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

Sun - Rise: 07:00, Set: 19:32, Transit: 13:16. Moon - Rise: 12:21, Set: 04:02. Civil Dark: 20:01 - 06:30. Nautical Dark: 20:37 - 05:55. Astro Dark: 21:13 - 05:18

Total Clouds (% Sky Obscured)

61
52
47
50
53
43
47
50
44
19
9
7
4
0
0
0
0
1
2
3
17
38
65
85

Low Clouds (% Sky Obscured)

61
44
30
32
33
32
47
50
44
19
7
6
4
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
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
8
28
65
85

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 (%)

21
18
3
3
1
1
4
4
1
18
0
2
4
1
1
1
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
2
2
1
1
1
1
1
2
3
4
5
6
8
9
8
7
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

0
-1
-1
-1
-1
-1
2
5
8
9
10
11
11
12
12
11
10
9
9
8
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
92
92
92
91
81
76
74
64
48
42
40
39
41
46
52
58
62
67
71
75
76
79

Pressure (mb)

1032
1033
1033
1034
1034
1035
1035
1036
1036
1036
1035
1035
1034
1033
1033
1032
1032
1031
1031
1031
1031
1030
1030
1029

Ozone (du)

328
335
340
342
340
338
338
334
331
329
328
325
324
323
322
322
322
322
321
320
319
319
319
320

Friday 27

Waxing Gibbous 76%

13:39

04:42

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:58, Set: 19:33, Transit: 13:15. Moon - Rise: 13:39, Set: 04:42. Civil Dark: 20:03 - 06:28. Nautical Dark: 20:38 - 05:53. Astro Dark: 21:15 - 05:16

Total Clouds (% Sky Obscured)

91
96
97
98
98
99
100
100
100
100
100
92
83
74
74
75
76
84
91
97
97
97
97
94

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
26
52
78
82
87
92
94
97
98
87
77
66
59
53
46
51
41
40
55
77
97
94

High Clouds (% Sky Obscured)

91
94
95
95
96
98
99
100
100
100
100
88
76
60
52
47
48
59
70
78
83
88
93
73

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)

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

Chance of Frost

Temperature (°C)

7
7
7
8
8
9
11
13
15
17
17
19
19
19
19
18
17
16
15
14
13
12
12
11

Feels Like (°C)

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

Dew Point (°C)

4
4
5
5
5
5
5
5
5
4
3
3
3
3
4
4
5
5
5
4
4
3
3
3

Relative Humidity (%)

81
81
82
79
78
76
65
58
50
44
39
34
35
35
35
39
45
49
50
51
52
54
55
56

Pressure (mb)

1029
1028
1027
1027
1026
1026
1025
1024
1024
1023
1022
1021
1020
1019
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

320
320
320
319
319
318
318
319
319
321
322
324
323
323
322
321
319
318
316
315
314
312
309
307

Saturday 28

Waxing Gibbous 85%

14:57

05:12

Sun - Rise: 06:56, Set: 19:34, Transit: 13:15. Moon - Rise: 14:57, Set: 05:12. Civil Dark: 20:04 - 06:26. Nautical Dark: 20:39 - 05:51. Astro Dark: 21:16 - 05:14

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 22/03/26 03:36:38. Forecast: 22/03/26 to 28/03/26. Timezone: UTC-7.00