Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Gibbous 66%

02:10

10:09

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

Sun - Rise: 06:17, Set: 20:01, Transit: 13:10. Moon - Rise: 02:10, Set: 10:09. Civil Dark: 20:32 - 05:46. Nautical Dark: 21:10 - 05:08. Astro Dark: 21:50 - 04:27

Total Clouds (% Sky Obscured)

98
96
100
92
98
92
75
64
35
0
1
1
0
1
15
16
1
0
2
0
0
0
0
10

Low Clouds (% Sky Obscured)

53
69
64
51
62
55
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10

Medium Clouds (% Sky Obscured)

31
38
41
38
46
51
42
42
27
0
1
0
0
0
3
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

36
44
45
34
4
3
12
25
0
0
0
0
0
1
15
16
0
0
2
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 (%)

0
0
1
4
1
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
12
14
12
12
10
9
10
8
8
7
7
6
6
5
4
5
7
10
10
10
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
71
69
68
69
70
69
73
75
74
74
75
76
77
80
81
78
68
59
50
46
41
38
37

Pressure (mb)

1008
1009
1010
1010
1011
1012
1014
1015
1015
1016
1017
1017
1017
1018
1019
1020
1021
1022
1022
1023
1022
1023
1023
1023

Ozone (du)

365
363
363
361
361
365
368
371
375
382
387
384
383
382
383
384
388
387
389
392
390
386
386
386

Saturday 19

Waning Gibbous 56%

02:52

11:18

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

Sun - Rise: 06:15, Set: 20:02, Transit: 13:09. Moon - Rise: 02:52, Set: 11:18. Civil Dark: 20:33 - 05:44. Nautical Dark: 21:11 - 05:06. Astro Dark: 21:52 - 04:25

Total Clouds (% Sky Obscured)

9
13
0
6
0
0
0
0
0
0
0
0
48
36
72
100
100
71
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
13
0
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
45
81
100

High Clouds (% Sky Obscured)

0
0
0
4
0
0
0
0
0
0
0
0
48
36
72
100
100
71
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
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
35
35
36
48
49
50
50
53
56
58
62
64
65
69
68
69
68
63
59
54
51
47
48

Pressure (mb)

1023
1022
1022
1023
1023
1024
1025
1025
1026
1026
1027
1026
1026
1026
1026
1026
1027
1026
1027
1026
1025
1023
1022
1021

Ozone (du)

383
381
375
375
379
380
380
377
376
380
382
373
363
362
367
365
366
366
368
369
370
370
372
373

Sunday 20

Third Quarter 45%

03:26

12:31

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
09 Bad
10 Bad
11 OK
12 Good
13 Good
14 OK

Sun - Rise: 06:14, Set: 20:03, Transit: 13:09. Moon - Rise: 03:26, Set: 12:31. Civil Dark: 20:35 - 05:42. Nautical Dark: 21:13 - 05:04. Astro Dark: 21:54 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
95
98
87
77
65
56
51
14
5
12
21

Low Clouds (% Sky Obscured)

1
6
31
46
41
45
53
65
89
100
100
96
79
80
71
70
53
49
42
24
12
1
10
18

Medium Clouds (% Sky Obscured)

100
100
100
100
100
98
100
100
100
100
100
100
100
79
92
59
36
21
1
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
57
55
54
53
47
40
36
2
3
2
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
7
4
5
5
5
6
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
Light Rain
Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

16
63
86
95
95
90
78
89
94
95
95
95
95
59
30
21
10
7
2
1
0
0
0
0

Precipitation Amount (mm)

0
0.4
0.5
1
1.1
0.8
0.5
0.6
0.6
1.1
1.7
1.4
0.7
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
54
57
60
65
70
79
85
86
88
91
89
89
91
89
88
86
85
79
73
64
55
50
46

Pressure (mb)

1020
1019
1018
1018
1017
1016
1016
1014
1013
1012
1011
1011
1010
1010
1010
1011
1012
1012
1013
1013
1013
1013
1013
1013

Ozone (du)

373
373
373
375
376
379
377
374
381
383
387
385
376
376
377
379
379
380
381
382
386
382
374
374

Monday 21

Waning Crescent 34%

03:54

13:48

15 OK
16 OK
17 OK
18 OK
19 Good
20 Good
21 Good
22 OK
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

Sun - Rise: 06:12, Set: 20:05, Transit: 13:09. Moon - Rise: 03:54, Set: 13:48. Civil Dark: 20:36 - 05:41. Nautical Dark: 21:14 - 05:02. Astro Dark: 21:56 - 04:20

Total Clouds (% Sky Obscured)

28
28
26
25
16
9
3
44
75
98
100
100
98
100
100
100
94
88
83
84
86
88
79
71

Low Clouds (% Sky Obscured)

25
24
23
21
12
6
0
0
0
0
0
2
5
42
60
78
81
83
83
84
86
88
79
71

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
32
63
98
100
99
90
100
77
68
37
19
0
0
0
0
0
3

High Clouds (% Sky Obscured)

0
0
0
0
0
3
3
44
75
59
100
94
92
36
79
77
23
6
39
3
3
4
4
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
5
7
6
52
69
87
68
52
32
22
14
5
9
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
8
7
6
4
2
2
4
5
5
6
7
8
8
8
10
12
13
14
15
14
13
12
11

Chance of Frost

Temperature (°C)

14
15
15
15
15
13
11
10
9
8
7
8
8
8
8
8
7
8
9
10
12
14
16
16

Feels Like (°C)

12
14
14
14
14
12
11
8
6
4
4
4
3
4
4
3
3
3
3
4
7
9
12
12

Dew Point (°C)

2
2
1
1
5
4
2
2
3
4
3
3
4
5
4
4
4
5
7
8
10
12
14
15

Relative Humidity (%)

43
41
39
39
52
55
54
58
68
75
77
74
75
79
78
79
81
82
85
85
86
87
89
90

Pressure (mb)

1013
1012
1012
1013
1013
1014
1015
1015
1015
1015
1016
1015
1015
1014
1014
1014
1013
1013
1012
1012
1012
1011
1010
1010

Ozone (du)

374
373
375
374
373
372
373
372
373
371
369
369
370
371
371
372
374
374
370
369
369
368
368
366

Tuesday 22

Waning Crescent 24%

04:17

15:06

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

Sun - Rise: 06:10, Set: 20:06, Transit: 13:09. Moon - Rise: 04:17, Set: 15:06. Civil Dark: 20:37 - 05:39. Nautical Dark: 21:16 - 05:00. Astro Dark: 21:58 - 04:18

Total Clouds (% Sky Obscured)

62
65
60
60
56
52
43
31
15
0
18
8
0
0
0
0
0
0
0
25
44
66
70
67

Low Clouds (% Sky Obscured)

61
60
56
54
45
34
22
15
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
36
5
2
7
10
15
12
6
0
18
8
0
0
0
0
0
0
0
2
3
5
25
36

High Clouds (% Sky Obscured)

60
55
3
1
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
10
27
51
70
67

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

Precipitation Probability (%)

17
52
20
37
18
6
3
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.2
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)

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

Chance of Frost

Temperature (°C)

17
18
17
17
16
14
13
12
11
10
9
9
9
8
8
7
7
9
11
12
13
14
15
16

Feels Like (°C)

13
15
15
15
16
14
12
12
11
10
9
9
9
9
8
8
9
6
7
7
8
8
8
13

Dew Point (°C)

15
15
15
14
14
14
12
11
10
9
8
8
6
5
5
4
4
3
2
1
1
-1
-1
-1

Relative Humidity (%)

89
83
83
83
89
95
96
96
96
95
93
90
85
82
81
81
82
67
55
46
41
36
32
31

Pressure (mb)

1010
1010
1010
1010
1010
1011
1013
1013
1014
1014
1015
1016
1016
1016
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

367
368
368
368
370
373
376
376
376
376
375
374
372
371
370
369
369
368
368
367
366
366
365
364

Wednesday 23

Waning Crescent 14%

04:38

15:06

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

Sun - Rise: 06:09, Set: 20:07, Transit: 13:09. Moon - Rise: 04:38, Set: 15:06. Civil Dark: 20:39 - 05:37. Nautical Dark: 21:17 - 04:58. Astro Dark: 22:00 - 04:16

Total Clouds (% Sky Obscured)

66
72
77
86
91
96
100
83
67
50
43
44
42
48
55
72
71
56
55
55
55
55
55
60

Low Clouds (% Sky Obscured)

0
7
12
17
11
7
3
17
28
36
35
35
34
39
29
11
40
56
55
55
55
55
50
45

Medium Clouds (% Sky Obscured)

40
55
68
78
89
95
100
83
66
47
37
26
17
14
14
11
13
20
30
35
45
50
55
60

High Clouds (% Sky Obscured)

66
72
77
86
66
33
15
11
7
3
15
15
13
9
10
15
50
50
40
50
55
55
55
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
3

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
Light Rain
Light Rain

Precipitation Probability (%)

0
1
1
1
6
7
7
6
4
0
0
1
1
2
2
3
20
29
38
49
54
56
80
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
0.4
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
16
15
14
13
12
11
11
10
10
9
8
8
7
7
7
7
8
8
9
9
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

30
29
34
40
48
51
56
59
60
60
61
63
65
68
66
66
66
69
71
73
78
81
85
88

Pressure (mb)

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

Ozone (du)

363
361
361
361
361
360
359
358
356
355
354
353
352
351
351
350
350
349
349
348
347
347
346
346

Thursday 24

Waning Crescent 7%

04:58

16:24

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

Sun - Rise: 06:07, Set: 20:08, Transit: 13:08. Moon - Rise: 04:58, Set: 16:24. Civil Dark: 20:40 - 05:35. Nautical Dark: 21:19 - 04:56. Astro Dark: 22:02 - 04:13

Total Clouds (% Sky Obscured)

60
64
64
69
79
89
99
99
100
100
99
99
98
77
55
32

Low Clouds (% Sky Obscured)

40
45
45
50
65
69
69
69
50
45
30
15
14
25
30
32

Medium Clouds (% Sky Obscured)

60
51
42
34
32
41
35
35
40
45
39
30
18
10
5
0

High Clouds (% Sky Obscured)

25
20
28
34
56
70
84
76
70
63
57
52
46
32
17
6

ISS Passover

Visibility (miles)

3
3
5
7
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

Precipitation Type

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

Precipitation Probability (%)

95
95
87
77
64
51
28
36
36
29
28
31
25
19
12
0

Precipitation Amount (mm)

0.9
0.7
0.6
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
95
95
95
93
94
93
93
94
94
93
93
93
91
91

Pressure (mb)

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

Ozone (du)

346
346
347
349
350
350
350
351
351
352
352
353
354
356
354
353

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

Generated: 18/04/25 14:49:14. Forecast: 18/04/25 to 24/04/25. Timezone: UTC-5.00