Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 2

Waxing Gibbous 100%

17:23

06:14

00 Bad
01 Good
02 Good
03 OK
04 OK
05 OK
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

Sun - Rise: 06:37, Set: 18:02, Transit: 12:19. Moon - Rise: 17:23, Set: 06:14. Civil Dark: 18:28 - 06:10. Nautical Dark: 18:59 - 05:39. Astro Dark: 19:30 - 05:08

Total Clouds (% Sky Obscured)

98
15
11
30
40
42
55
100
100
100
100
100
100
100
100
100
100
99
95
100
99
100
100
100

Low Clouds (% Sky Obscured)

15
0
0
4
18
1
22
5
11
20
68
74
67
100
100
89
97
91
90
96
93
94
100
100

Medium Clouds (% Sky Obscured)

0
0
0
7
15
21
18
100
100
100
100
100
100
100
100
100
100
98
95
29
29
64
54
26

High Clouds (% Sky Obscured)

97
15
10
23
1
5
2
24
100
100
100
100
100
100
100
54
89
35
24
3
2
18
45
57

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
8
2
0
0

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
0
5
2
7
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
1
0.8
0.9
0.6
0.2
0
0
0
0
0.1

Wind Speed/Direction (mph)

6
6
6
6
6
6
6
6
7
7
7
7
7
6
6
6
6
6
6
6
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-10
-10
-10
-9
-9
-9
-10
-11
-12
-12
-10
-8
-5
-3
-3
-3
-3
-2
-3
-2
-2
-2

Relative Humidity (%)

47
48
45
47
51
55
56
58
51
45
40
40
45
53
77
87
89
92
92
93
92
94
96
96

Pressure (mb)

1032
1032
1032
1032
1033
1034
1034
1035
1036
1037
1037
1037
1037
1037
1036
1036
1036
1036
1036
1036
1036
1037
1036
1036

Ozone (du)

351
346
338
338
341
342
341
341
340
338
338
349
356
352
347
342
340
334
332
338
335
336
336
337

Tuesday 3

Full Moon 100%

18:30

06:39

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
22 Bad
23 Bad

Sun - Rise: 06:35, Set: 18:03, Transit: 12:19. Moon - Rise: 18:30, Set: 06:39. Civil Dark: 18:29 - 06:09. Nautical Dark: 19:00 - 05:38. Astro Dark: 19:31 - 05:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
98
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
100
100
100
100
99
94
93
93
93
87
87
87
94
89

Medium Clouds (% Sky Obscured)

51
99
99
100
98
97
99
100
99
90
76
95
79
96
88
60
77
85
100
95
94
100
93
100

High Clouds (% Sky Obscured)

73
96
100
94
32
16
34
39
40
53
55
96
100
100
100
100
100
100
100
73
49
43
46
71

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
2
6
9

Fog (%)

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

Precipitation Type

Snow
Snow
None
Frozen rai
None
None
None
Frozen rai
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
Light Rain
Very Light Rain
Very Light Rain
None
None
Light Rain

Precipitation Probability (%)

53
54
58
65
62
45
53
69
72
60
56
43
22
27
8
10
22
38
78
70
58
45
30
55

Precipitation Amount (mm)

0.2
0.1
0
0.2
0
0
0
0.3
0.4
0.2
0.3
0
0
0
0
0
0
0
0.4
0.3
0.2
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
98
98
98

Pressure (mb)

1036
1035
1035
1034
1034
1034
1033
1033
1033
1033
1032
1031
1030
1029
1028
1027
1027
1026
1026
1026
1025
1024
1024
1023

Ozone (du)

338
336
335
331
329
330
327
327
330
336
337
334
333
330
328
332
331
327
322
321
321
321
323
320

Wednesday 4

Waning Gibbous 99%

19:35

07:02

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
22 Bad
23 Bad

Sun - Rise: 06:34, Set: 18:04, Transit: 12:19. Moon - Rise: 19:35, Set: 07:02. Civil Dark: 18:30 - 06:07. Nautical Dark: 19:01 - 05:36. Astro Dark: 19:32 - 05:05

Total Clouds (% Sky Obscured)

100
98
100
100
99
99
100
100
98
99
96
92
100
100
95
100
100
99
100
100
97
98
99
99

Low Clouds (% Sky Obscured)

86
83
86
91
76
68
68
61
66
60
64
75
79
69
58
62
76
69
75
80
83
76
82
87

Medium Clouds (% Sky Obscured)

100
96
100
100
99
99
100
57
41
98
78
50
55
82
79
99
100
96
100
99
92
73
93
93

High Clouds (% Sky Obscured)

67
41
100
48
47
39
46
61
20
18
35
5
99
100
21
19
35
4
29
13
9
74
25
73

ISS Passover

Visibility (miles)

9
9
4
3
9
9
9
2
2
9
9
9
9
9
9
8
5
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
2

Precipitation Type

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

Precipitation Probability (%)

30
63
51
46
34
29
20
25
22
20
13
0
2
8
23
53
59
38
63
78
38
3
9
20

Precipitation Amount (mm)

0
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.3
0.6
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
9
9
8
8
8
8
9
10
11
12
12
13
13
13
12
12
11
10
10
10
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
100
98
98
98
98
90
81
80
84
84
89
90
96
96
96
96
98
98
98

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1025
1024
1024
1024
1023
1023
1023
1023
1024
1024
1024
1024
1023
1023

Ozone (du)

322
323
318
312
312
316
320
321
321
318
318
317
314
310
305
304
302
303
301
302
300
297
296
295

Thursday 5

Waning Gibbous 97%

20:38

07:24

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 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:32, Set: 18:05, Transit: 12:19. Moon - Rise: 20:38, Set: 07:24. Civil Dark: 18:31 - 06:06. Nautical Dark: 19:02 - 05:35. Astro Dark: 19:33 - 05:04

Total Clouds (% Sky Obscured)

100
100
98
100
96
89
92
97
100
83
95
44
98
88
87
91
87
100
100
100
100
100
90
80

Low Clouds (% Sky Obscured)

88
89
85
93
95
89
92
96
95
83
55
35
0
7
14
28
26
45
56
44
30
14
24
33

Medium Clouds (% Sky Obscured)

86
68
48
17
22
1
14
1
0
2
0
0
0
4
10
13
19
27
41
100
86
62
73
72

High Clouds (% Sky Obscured)

100
99
80
92
30
15
10
84
100
12
85
9
98
84
78
77
76
94
92
95
98
100
70
34

ISS Passover

Visibility (miles)

9
6
2
0
0
0
0
0
0
0
1
9
9
9
9
9
9
9
9
9
9
9
9
8

Fog (%)

61
81
99
100
100
100
100
100
100
97
2
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 (%)

8
4
1
4
5
1
0
0
0
0
0
0
0
0
0
1
3
4
8
20
30
47
89
95

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
0.5
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
8
10
11
13
16
18
20
21
23
24
22
20
19
18
18
18
17

Feels Like (°C)

8
8
8
8
8
8
8
8
9
11
13
16
18
20
23
24
26
25
20
19
18
18
17
16

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
100
98
100
100
100
100
98
93
85
73
67
61
58
59
66
79
86
88
88
86
87

Pressure (mb)

1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1019
1018
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

293
293
293
291
291
295
295
297
298
303
303
299
300
303
306
308
308
306
304
304
300
300
303
302

Friday 6

Waning Gibbous 92%

21:42

07:46

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

Sun - Rise: 06:31, Set: 18:06, Transit: 12:18. Moon - Rise: 21:42, Set: 07:46. Civil Dark: 18:32 - 06:04. Nautical Dark: 19:03 - 05:33. Astro Dark: 19:34 - 05:02

Total Clouds (% Sky Obscured)

68
60
48
40
50
50
55
41
32
49
47
37
78
43
49
49
54
55
54
66
91
100
100
99

Low Clouds (% Sky Obscured)

43
40
37
34
47
50
55
41
32
49
47
37
55
43
49
49
48
46
44
62
81
99
99
99

Medium Clouds (% Sky Obscured)

56
48
32
25
11
0
0
0
0
0
12
25
43
37
27
18
15
12
8
14
22
31
36
40

High Clouds (% Sky Obscured)

1
20
19
30
0
0
0
0
0
4
4
4
3
0
2
2
7
12
13
11
72
75
62
19

ISS Passover

Visibility (miles)

4
6
5
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
72
48
4
2
0
0
0
0
1
9
5
3
2
0
1
0
0
1
2
1
0
3

Precipitation Amount (mm)

1.2
0.8
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
15
14
14
13
13
12
14
16
17
18
20
21
20
20
20
19
17
14
13
11
10
9

Feels Like (°C)

16
16
15
14
13
14
14
14
16
18
18
19
20
19
20
21
21
20
19
13
11
8
6
6

Dew Point (°C)

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

Relative Humidity (%)

92
95
96
96
96
96
98
96
95
83
73
64
54
54
49
45
47
53
63
82
81
80
80
81

Pressure (mb)

1017
1018
1018
1018
1018
1018
1019
1020
1020
1021
1022
1022
1022
1021
1021
1022
1021
1022
1023
1024
1025
1026
1026
1026

Ozone (du)

301
300
300
301
304
309
309
306
305
301
297
293
289
283
278
275
275
272
270
269
268
265
263
260

Saturday 7

Waning Gibbous 85%

22:45

08:11

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
22 Bad
23 Bad

Sun - Rise: 06:29, Set: 18:07, Transit: 12:18. Moon - Rise: 22:45, Set: 08:11. Civil Dark: 18:33 - 06:03. Nautical Dark: 19:04 - 05:32. Astro Dark: 19:35 - 05:01

Total Clouds (% Sky Obscured)

98
96
99
100
100
100
100
100
100
100
94
89
87
81
75
68
59
43
31
40
50
57
50
43

Low Clouds (% Sky Obscured)

98
96
99
100
100
100
100
100
100
100
93
87
80
54
27
0
0
0
0
12
25
37
29
18

Medium Clouds (% Sky Obscured)

44
31
15
0
3
6
9
6
3
0
0
0
0
0
0
0
11
6
7
6
4
4
12
19

High Clouds (% Sky Obscured)

33
40
57
67
53
29
5
15
25
44
34
27
18
18
18
26
27
23
9
12
16
21
16
14

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

Precipitation Probability (%)

0
0
0
0
0
0
0
6
5
0
0
0
0
0
1
0
16
23
33
48
50
51
47
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
8
7
7
7
7
7
7
7
8
8
10
12
14
15
17
19
18
16
15
15
14
14
14

Feels Like (°C)

5
5
4
4
4
4
4
4
4
5
5
5
5
6
13
14
14
15
17
17
15
14
15
14

Dew Point (°C)

6
5
5
5
5
5
5
5
5
5
6
7
8
9
10
11
13
13
13
14
13
13
13
13

Relative Humidity (%)

81
84
84
84
85
87
87
87
85
84
84
78
75
70
69
68
67
74
81
90
92
95
98
93

Pressure (mb)

1026
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1024
1023
1022
1021
1020
1020
1020
1019
1019
1019
1018
1018

Ozone (du)

259
259
260
258
257
256
256
257
256
255
254
253
252
251
250
250
249
249
249
249
249
250
250
250

Sunday 8

Waning Gibbous 77%

00:48

09:39

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

Sun - Rise: 07:28, Set: 19:08, Transit: 13:18. Moon - Rise: 00:48, Set: 09:39. Civil Dark: 19:34 - 07:01. Nautical Dark: 20:05 - 06:30. Astro Dark: 20:36 - 05:59

Total Clouds (% Sky Obscured)

36
40
44
48
52
55
59
62
65
67
53
41
27
47
65
73
58
50
47
64
82
99
95

Low Clouds (% Sky Obscured)

10
18
29
48
52
55
59
39
20
0
2
3
4
14
24
34
24
16
9
18
27
35
24

Medium Clouds (% Sky Obscured)

25
13
4
0
0
0
0
0
0
1
2
3
3
6
6
4
5
10
12
43
70
96
74

High Clouds (% Sky Obscured)

15
11
7
0
0
0
0
22
45
67
53
39
25
37
50
62
58
50
47
64
82
99
95

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
5
2
1
5
0
0
2
0
0
0
1
1
16
27
36
70
86
95
87
74
57
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.7
0.6
0.4
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
16
16
16
16
16
15
17
19
21
22
24
26
26
27
27
25
23
21
21
20
19

Feels Like (°C)

14
14
17
17
16
16
17
16
17
18
20
20
20
21
28
27
26
27
27
26
20
21
22

Dew Point (°C)

14
14
14
14
14
14
15
15
15
15
16
16
16
16
15
15
15
16
16
17
17
17
18

Relative Humidity (%)

92
89
90
90
92
92
95
95
88
80
74
66
59
53
51
50
47
56
64
75
80
84
89

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1014
1013
1012
1012
1011
1012
1012
1013
1013
1014
1014

Ozone (du)

250
250
250
251
251
252
253
254
255
255
256
256
257
257
258
258
259
260
261
262
262
263
263

Forecast for College Park, Prince George's County, United States of America (38.99,-76.94)

Generated: 02/03/26 20:59:49. Forecast: 02/03/26 to 08/03/26. Timezone: UTC-5.00