Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 1

Waning Gibbous 72%

21:34

11:23

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:33, Set: 19:35, Transit: 13:04. Moon - Rise: 21:34, Set: 11:23. Civil Dark: 20:03 - 06:05. Nautical Dark: 20:36 - 05:33. Astro Dark: 21:10 - 04:59

Total Clouds (% Sky Obscured)

91
90
81
74
78
69
91
96
79
74
58
88
100
100
100
63
64
50
92
97
60
100
100
100

Low Clouds (% Sky Obscured)

8
6
18
9
11
8
7
7
12
33
13
55
92
84
4
3
64
35
16
10
13
11
13
15

Medium Clouds (% Sky Obscured)

28
29
21
25
33
62
56
34
34
30
16
24
15
18
11
4
11
6
44
35
41
24
25
11

High Clouds (% Sky Obscured)

67
6
34
18
76
69
31
85
49
22
28
69
85
100
100
41
43
40
64
90
60
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
9
9
7
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

15
30
1
0
0
4
5
25
27
17
13
16
17
20
33
69
91
60
73
39
32
1
2
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.8
0.3
0.6
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
22
24
26
28
28
29
30
30
30
31
30
29
27
26
25
24
24
23
23
22
22
22

Feels Like (°C)

25
26
27
28
29
31
31
30
31
32
32
35
35
32
28
27
26
27
26
25
25
26
24
24

Dew Point (°C)

21
20
20
20
21
22
21
21
20
19
19
21
23
22
19
19
21
24
23
23
22
22
21
21

Relative Humidity (%)

95
94
88
80
75
70
65
61
55
50
51
56
63
67
63
67
78
97
98
97
97
96
96
96

Pressure (mb)

1016
1016
1017
1017
1016
1016
1016
1016
1015
1014
1014
1013
1013
1014
1014
1015
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

285
285
284
283
283
283
284
285
286
286
287
286
287
287
287
288
289
290
290
289
289
289
289
289

Wednesday 2

Waning Gibbous 61%

22:10

12:37

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:34, Set: 19:34, Transit: 13:04. Moon - Rise: 22:10, Set: 12:37. Civil Dark: 20:01 - 06:06. Nautical Dark: 20:34 - 05:34. Astro Dark: 21:09 - 05:00

Total Clouds (% Sky Obscured)

100
100
100
100
96
98
100
100
100
100
74
81
100
100
78
100
96
85
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

14
11
10
11
52
78
99
97
95
93
38
9
89
59
29
47
62
57
61
99
100
99
97
97

Medium Clouds (% Sky Obscured)

10
26
54
28
50
56
59
88
48
30
26
28
42
17
18
2
11
18
15
34
22
11
0
7

High Clouds (% Sky Obscured)

100
100
100
100
92
93
100
100
88
67
28
73
100
100
71
100
89
69
100
100
100
66
100
100

ISS Passover

Visibility (miles)

9
9
2
9
9
9
9
9
9
9
9
9
2
4
2
4
9
7
6
1
5
1
2
0

Fog (%)

1
2
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
Light Rain
None
Light Rain
Ice pellet
None
Light Rain
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Ice pellet
Ice pellet
Light Rain
Light Rain

Precipitation Probability (%)

10
44
56
36
95
95
72
82
47
53
46
95
95
74
95
67
69
81
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0.4
0
0.8
0.6
0
0.4
0
0
0
2.1
2.3
0.4
1.5
0.3
0.4
0.5
1.4
0.9
3.7
2.3
0.8
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
23
24
25
25
25
25
26
26
27
27
26
25
24
24
23
23
23
23
22
22
22
22

Feels Like (°C)

23
23
25
25
27
27
27
27
28
28
28
28
30
27
27
27
26
25
25
26
24
24
25
24

Dew Point (°C)

21
22
22
22
23
22
22
22
22
23
23
23
24
25
24
24
23
23
23
23
22
21
22
22

Relative Humidity (%)

96
96
92
89
87
83
80
83
79
79
81
81
90
95
97
98
98
98
100
98
98
98
100
100

Pressure (mb)

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

Ozone (du)

289
288
288
288
288
287
286
286
287
288
288
288
287
289
289
289
289
289
289
289
290
290
290
289

Thursday 3

Waning Gibbous 61%

22:56

13:51

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

Sun - Rise: 06:35, Set: 19:32, Transit: 13:03. Moon - Rise: 22:56, Set: 13:51. Civil Dark: 20:00 - 06:07. Nautical Dark: 20:32 - 05:35. Astro Dark: 21:07 - 05:01

Total Clouds (% Sky Obscured)

100
92
100
100
100
97
100
100
100
95
77
98
100
57
3
48
90
86
100
100
100
100
85
78

Low Clouds (% Sky Obscured)

97
92
98
96
94
67
34
8
2
6
6
2
0
1
0
13
12
25
76
7
33
72
41
26

Medium Clouds (% Sky Obscured)

17
0
41
40
73
57
46
4
4
25
18
21
2
0
0
0
2
47
50
50
57
63
41
14

High Clouds (% Sky Obscured)

100
60
100
100
100
89
100
100
100
93
77
93
100
23
1
48
80
77
100
100
100
100
80
78

ISS Passover

Visibility (miles)

0
0
0
0
0
0
9
9
9
9
9
9
9
9
9
9
9
9
2
9
6
9
4
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

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

Precipitation Probability (%)

85
38
30
40
56
12
20
57
34
28
69
8
5
9
23
53
94
95
95
65
68
71
84
51

Precipitation Amount (mm)

0.6
0
0
0
0.2
0
0
0
0
0
0.5
0
0
0
0
0
0.7
1.1
1.2
0
0.4
0.7
1
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
23
24
26
27
29
30
30
31
31
27
28
28
26
25
25
24
24
23
23
23
22
22

Feels Like (°C)

24
24
25
27
28
30
31
33
31
32
33
32
33
32
30
30
30
27
26
26
25
25
24
24

Dew Point (°C)

22
22
23
24
26
27
27
27
25
24
24
19
22
22
22
21
21
22
22
23
22
22
22
22

Relative Humidity (%)

98
100
100
98
98
97
90
81
74
68
66
61
69
73
75
78
82
87
91
95
94
97
96
98

Pressure (mb)

1016
1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1012
1012
1013

Ozone (du)

289
291
289
287
286
284
285
284
284
284
284
283
284
285
287
288
287
284
285
286
285
282
282
283

Friday 4

Third Quarter 49%

23:52

15:02

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
13 Good
14 OK
15 OK
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

Sun - Rise: 06:36, Set: 19:30, Transit: 13:03. Moon - Rise: 23:52, Set: 15:02. Civil Dark: 19:58 - 06:08. Nautical Dark: 20:31 - 05:36. Astro Dark: 21:05 - 05:02

Total Clouds (% Sky Obscured)

100
71
71
67
95
48
30
6
37
48
65
76
88
98
98
87
63
61
63
90
93
79
87
87

Low Clouds (% Sky Obscured)

25
38
38
34
44
32
17
3
3
9
19
8
6
64
79
48
12
14
16
21
21
16
11
11

Medium Clouds (% Sky Obscured)

7
0
0
0
0
0
0
2
2
44
45
44
30
50
68
53
38
30
25
20
18
11
4
11

High Clouds (% Sky Obscured)

100
71
71
67
86
48
26
2
30
43
55
68
83
95
71
25
9
13
20
39
57
69
86
86

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
4
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
1
0
0
0
0
0
0
0
2
18
55
46
5
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
22
24
25
26
27
28
28
29
29
29
27
25
24
23
22
22
21
21
21
20
19
19

Feels Like (°C)

25
24
26
26
28
28
30
31
31
29
31
31
29
27
25
24
24
25
25
24
21
21
22
21

Dew Point (°C)

21
22
22
22
22
21
21
20
20
20
21
23
22
22
22
21
21
20
20
19
19
18
18
17

Relative Humidity (%)

96
98
95
89
82
74
68
62
60
58
63
72
75
82
88
87
89
91
91
91
88
89
89
88

Pressure (mb)

1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1012
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

285
296
301
301
299
299
299
298
298
298
298
299
299
299
301
301
302
303
302
302
302
302
303
304

Saturday 5

Waning Crescent 37%

01:00

16:04

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 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 06:36, Set: 19:29, Transit: 13:03. Moon - Rise: 01:00, Set: 16:04. Civil Dark: 19:56 - 06:09. Nautical Dark: 20:29 - 05:37. Astro Dark: 21:03 - 05:03

Total Clouds (% Sky Obscured)

90
87
81
81
76
71
67
78
85
90
76
54
45
40
33
28
22
14
7
0
0
0
0
0

Low Clouds (% Sky Obscured)

10
10
14
15
14
14
14
58
77
87
44
11
11
20
18
16
13
9
4
0
0
0
0
0

Medium Clouds (% Sky Obscured)

15
20
19
16
15
22
27
31
39
43
44
36
28
20
16
9
3
2
1
0
0
0
0
0

High Clouds (% Sky Obscured)

90
77
67
57
57
30
13
0
0
0
0
0
0
0
0
0
0
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
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
1
2
0
0
1
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
2
2
3
4
6
7
8
9
9
8
7
6
6
6
5
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

19
19
20
21
23
25
26
26
27
27
26
26
25
23
22
20
19
18
17
16
16
15
15
14

Feels Like (°C)

21
21
22
25
26
27
28
28
27
26
26
27
27
24
22
21
21
21
20
19
19
16
16
16

Dew Point (°C)

17
17
17
17
19
19
18
18
18
18
19
18
18
18
15
15
14
14
14
14
13
13
13
13

Relative Humidity (%)

86
86
84
77
75
68
63
59
57
60
64
61
66
71
65
69
72
77
79
83
86
87
87
89

Pressure (mb)

1012
1012
1012
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1015

Ozone (du)

305
305
305
305
306
307
308
309
309
309
310
310
310
310
309
309
308
308
309
310
310
309
308
307

Sunday 6

Waning Crescent 26%

02:14

16:56

06 Good
07 Good
08 Good
09 OK
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 OK
02 OK
03 OK
04 Good
05 Good

Sun - Rise: 06:37, Set: 19:27, Transit: 13:02. Moon - Rise: 02:14, Set: 16:56. Civil Dark: 19:55 - 06:10. Nautical Dark: 20:27 - 05:38. Astro Dark: 21:01 - 05:05

Total Clouds (% Sky Obscured)

0
0
16
36
54
56
58
60
61
62
74
78
77
73
64
61
61
51
39
25
16
9
2
2

Low Clouds (% Sky Obscured)

0
0
16
28
36
34
33
30
44
54
63
67
64
60
64
61
61
45
27
9
7
5
2
2

Medium Clouds (% Sky Obscured)

0
0
1
1
2
14
24
19
14
10
9
9
9
10
9
9
9
12
17
21
15
8
2
1

High Clouds (% Sky Obscured)

0
0
0
0
0
1
3
8
10
14
21
27
28
29
21
14
5
5
4
3
2
1
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
0
0
0
3
4
2
5
4
2
7
8
5
6
4
1
4
4
1
1
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)

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

Chance of Frost

Temperature (°C)

15
15
16
18
20
22
23
24
25
25
25
24
23
21
20
19
18
18
17
16
16
15
15
14

Feels Like (°C)

17
16
16
19
19
20
21
22
23
27
27
27
26
25
25
19
19
19
18
18
18
17
17
17

Dew Point (°C)

13
13
14
14
14
15
15
15
15
16
18
19
18
18
17
16
16
15
15
15
15
14
14
13

Relative Humidity (%)

89
86
85
77
70
65
61
57
55
60
66
71
74
79
82
84
85
85
89
92
93
93
93
93

Pressure (mb)

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

Ozone (du)

307
307
307
308
308
309
308
306
305
305
304
303
304
305
306
307
307
308
308
309
310
311
312
312

Monday 7

Waning Crescent 16%

03:31

17:37

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

Sun - Rise: 06:38, Set: 19:25, Transit: 13:02. Moon - Rise: 03:31, Set: 17:37. Civil Dark: 19:53 - 06:11. Nautical Dark: 20:25 - 05:39. Astro Dark: 20:59 - 05:06

Total Clouds (% Sky Obscured)

4
5
5
4
1
7
14
22
19
17
19
33
54
70
72
65
49
46
47
45

Low Clouds (% Sky Obscured)

4
5
5
4
0
7
10
11
16
17
19
21
18
13
7
4
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
1
1
1
2
2
2
2
1
1
26
47
65
53
28
22
15
13
11

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
15
17
20
22
23
24
25
25
25
25
23
22
20
19
18
17
17
16

Feels Like (°C)

16
16
16
19
20
21
22
22
23
28
27
26
26
26
26
18
19
18
18
17

Dew Point (°C)

13
13
13
14
16
17
17
17
16
17
17
17
17
16
16
15
15
15
15
15

Relative Humidity (%)

92
89
89
82
77
72
67
63
58
60
60
60
65
69
75
77
82
86
87
90

Pressure (mb)

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

Ozone (du)

313
314
315
316
316
317
318
318
319
317
316
315
313
312
310
310
309
308
307
307

Forecast for Ephrata, Lancaster, United States of America (40.18,-76.17)

Generated: 01/09/26 06:30:14. Forecast: 01/09/26 to 07/09/26. Timezone: UTC-4.00