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Home : xt_USA : xt_ East Coast USA : xt_Atl_chesapeake : MD - chesapeake : Gunpowder : Forecast Graphs

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Human Meteorologist Forecasts: Today's Briefing Extended Discussion

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Gunpowder Computer Forecast Table - Meteogram

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Quick Look
More Hours GFS 0.5 Deg Help
Date Thursday, November 12 Friday, November 13
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm 10pm
Wind (mph) 6 6 5 6 10 9 10 11 14 15 16 17 16 14 11 9
Direction
Temperature (F) 54 52 51 56 62 60 52 50 46 43 42 45 48 47 43 39
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1005 1003 1001 999 996 995 997 997 998 999 1001 1003 1003 1005 1007 1008
Visibility (mi)
Cloud Cover (%) 4 2 16 20 8 98 73 67 30 15 14 10
Additional Data Show Additional Data
Date Saturday, November 14 Sunday, November 15
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm 10pm
Wind (mph) 8 8 8 13 15 12 8 10 10 11 10 15 14 13 10 7
Direction
Temperature (F) 36 35 34 42 46 45 39 39 38 38 38 44 50 48 46 43
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1009 1009 1011 1012 1011 1013 1016 1017 1018 1019 1021 1023 1022 1023 1025 1027
Visibility (mi)
Cloud Cover (%) 5 5 2 4 5 5 19 12 8 5 5 54 5 5 5 6
Additional Data Show Additional Data
Date Monday, November 16 Tuesday, November 17
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm 10pm
Wind (mph) 7 6 6 11 10 7 6 5 4 5 5 5 4 2 2 3
Direction
Temperature (F) 40 39 37 46 51 50 42 40 38 37 36 47 53 51 43 41
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1028 1029 1031 1032 1030 1030 1031 1032 1033 1033 1033 1033 1032 1031 1032 1032
Visibility (mi)
Cloud Cover (%) 33 2
Additional Data Show Additional Data
Date Wednesday, November 18 Thursday, November 19
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm 10pm
Wind (mph) 4 5 4 5 5 2 2 3 3 3 4 3 3 4 3 2
Direction
Temperature (F) 40 38 37 49 56 54 46 44 42 41 40 52 59 55 48 46
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1031 1031 1032 1032 1029 1029 1030 1029 1029 1029 1030 1030 1028 1028 1028 1028
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data
Date Friday, November 20 Saturday, November 21
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm
Wind (mph) 2 3 4 5 6 4 4 4 3 4 5 5 5 3 5
Direction
Temperature (F) 44 43 42 53 58 54 50 49 48 47 47 56 62 58 53
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1027 1027 1027 1028 1025 1024 1024 1024 1023 1022 1023 1022 1021 1020 1021
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data
Date Thursday, November 12
Time 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 6 6 6 6 6 6 5 5 5 6 7 8 10 9 9 9 9 9 10 10 10 11 12
Direction
Temperature (F) 54 53 52 52 51 51 51 53 54 56 58 60 62 61 61 60 58 55 52 52 51 50 48
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1005 1005 1004 1003 1002 1002 1001 1001 1000 999 998 997 996 996 995 995 996 996 997 997 997 997 997
Visibility (mi)
Cloud Cover (%) 1 3 4 3 1 1 1 2 7 11 16 18 19 20 16
Additional Data Show Additional Data
Date Friday, November 13
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 13 14 14 15 15 16 16 16 16 17 17 17 16 16 15 14 14 13 12 11 10 10 9 9
Direction
Temperature (F) 47 46 45 44 43 43 42 42 43 44 45 46 47 48 47 47 47 46 44 43 42 40 39 38
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 998 998 998 998 999 999 1000 1001 1001 1002 1003 1003 1003 1003 1003 1004 1005 1005 1006 1007 1007 1008 1008 1008
Visibility (mi)
Cloud Cover (%) 12 8 38 68 98 89 81 73 71 69 67 55 43 30 25 20 15 15 14 14 12 11 10 8
Additional Data Show Additional Data
Date Saturday, November 14
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 8 8 8 8 8 8 8 8 10 11 13 13 14 15 14 13 12 11 9 8 9 9 10 10
Direction
Temperature (F) 37 36 36 35 35 35 34 34 37 39 42 44 45 46 46 45 45 43 41 39 39 39 39 38
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1008 1009 1009 1009 1009 1010 1010 1011 1011 1012 1012 1012 1012 1011 1012 1013 1013 1014 1015 1016 1016 1017 1017 1018
Visibility (mi)
Cloud Cover (%) 7 5 5 5 5 4 3 2 3 4 4 5 5 5 5 5 5 10 14 19 17 14 12 11
Additional Data Show Additional Data
Date Sunday, November 15
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 10 10 10 11 11 11 10 10 12 13 15 15 14 14 14 13 13 12 11 10 9 8 7 7
Direction
Temperature (F) 38 38 38 38 38 38 38 38 40 42 44 46 48 50 49 49 48 47 47 46 45 44 43 42
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1018 1018 1019 1019 1019 1020 1021 1021 1022 1022 1023 1023 1022 1022 1023 1023 1023 1024 1024 1025 1026 1026 1027 1027
Visibility (mi)
Cloud Cover (%) 9 8 7 6 5 5 5 5 21 38 54 38 21 5 5 5 5 5 5 5 5 6 6 15
Additional Data Show Additional Data
Date Monday, November 16
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 7 7 7 6 6 6 6 6 8 9 11 11 10 10 9 8 7 6 6 6 5 5 5 5
Direction
Temperature (F) 41 40 40 39 39 38 38 37 40 43 46 47 49 51 50 50 50 47 45 42 42 41 40 39
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1027 1028 1028 1028 1029 1029 1030 1031 1031 1031 1032 1031 1031 1030 1030 1030 1030 1031 1031 1031 1032 1032 1032 1032
Visibility (mi)
Cloud Cover (%) 24 33 23 13 2 2 1
Additional Data Show Additional Data
Date Tuesday, November 17
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 5 4 5 5 5 5 5 5 5 5 5 4 4 4 3 3 2 2 2 2 2 3 3 4
Direction
Temperature (F) 38 38 37 37 37 36 36 36 39 43 47 49 51 53 52 51 51 48 46 43 42 42 41 41
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1033 1033 1033 1033 1033 1033 1033 1033 1033 1033 1033 1033 1032 1032 1031 1031 1031 1031 1031 1032 1032 1032 1032 1032
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data
Date Wednesday, November 18
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 4 4 4 5 5 5 4 4 4 5 5 5 5 5 4 3 2 2 2 2 3 3 3 3
Direction
Temperature (F) 40 40 39 39 38 38 38 37 41 45 49 51 54 56 55 54 54 51 48 46 45 44 44 43
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1032 1031 1031 1031 1031 1031 1031 1032 1032 1032 1032 1031 1030 1029 1029 1029 1029 1029 1029 1030 1029 1029 1029 1029
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data
Date Thursday, November 19
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 3 3 3 3 3 3 4 4 3 3 3 2 2 3 3 3 4 3 3 3 2 2 2 2
Direction
Temperature (F) 43 42 42 41 41 41 40 40 44 48 52 55 57 59 58 56 55 52 50 48 47 47 46 46
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1029 1029 1029 1029 1029 1029 1029 1030 1030 1030 1030 1029 1029 1028 1028 1028 1028 1028 1028 1028 1028 1028 1028 1028
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data
Date Friday, November 20
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 2 2 3 3 3 3 3 4 4 5 5 5 5 6 5 5 4 4 4 4 4 4 4 4
Direction
Temperature (F) 45 44 44 44 43 43 43 42 46 49 53 55 56 58 57 56 54 53 51 50 50 49 49 48
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1028 1027 1027 1027 1027 1027 1027 1027 1027 1027 1028 1027 1026 1025 1025 1024 1024 1024 1024 1024 1024 1024 1024 1024
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data
Date Saturday, November 21
Time 12am 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Wind (mph) 3 3 4 4 4 4 5 5 5 5 5 5 5 5 4 4 3 4 4 5
Direction
Temperature (F) 48 48 48 47 47 47 47 47 50 53 56 58 60 62 61 60 58 56 55 53
Model GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1023 1023 1023 1022 1022 1022 1022 1023 1023 1023 1022 1022 1021 1021 1021 1020 1020 1021 1021 1021
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data
Date Thursday, November 12 Friday, November 13
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm 10pm
Wind (mph) 6 6 5 6 10 9 10 11 14 15 16 17 16 14 11 9
Direction
Temperature (F) 54 52 51 56 62 60 52 50 46 43 42 45 48 47 43 39
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1005 1003 1001 999 996 995 997 997 998 999 1001 1003 1003 1005 1007 1008
Visibility (mi)
Cloud Cover (%) 4 2 16 20 8 98 73 67 30 15 14 10
Additional Data Show Additional Data
Date Saturday, November 14 Sunday, November 15
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm 10pm
Wind (mph) 8 8 8 13 15 12 8 10 10 11 10 15 14 13 10 7
Direction
Temperature (F) 36 35 34 42 46 45 39 39 38 38 38 44 50 48 46 43
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1009 1009 1011 1012 1011 1013 1016 1017 1018 1019 1021 1023 1022 1023 1025 1027
Visibility (mi)
Cloud Cover (%) 5 5 2 4 5 5 19 12 8 5 5 54 5 5 5 6
Additional Data Show Additional Data
Date Monday, November 16 Tuesday, November 17
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm 10pm
Wind (mph) 7 6 6 11 10 7 6 5 4 5 5 5 4 2 2 3
Direction
Temperature (F) 40 39 37 46 51 50 42 40 38 37 36 47 53 51 43 41
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1028 1029 1031 1032 1030 1030 1031 1032 1033 1033 1033 1033 1032 1031 1032 1032
Visibility (mi)
Cloud Cover (%) 33 2
Additional Data Show Additional Data
Date Wednesday, November 18 Thursday, November 19
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm 10pm
Wind (mph) 4 5 4 5 5 2 2 3 3 3 4 3 3 4 3 2
Direction
Temperature (F) 40 38 37 49 56 54 46 44 42 41 40 52 59 55 48 46
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1031 1031 1032 1032 1029 1029 1030 1029 1029 1029 1030 1030 1028 1028 1028 1028
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data
Date Friday, November 20 Saturday, November 21
Time 1am 4am 7am 10am 1pm 4pm 7pm 10pm 1am 4am 7am 10am 1pm 4pm 7pm
Wind (mph) 2 3 4 5 6 4 4 4 3 4 5 5 5 3 5
Direction
Temperature (F) 44 43 42 53 58 54 50 49 48 47 47 56 62 58 53
Model GFS 0.5 Deg GFS 0.5 Deg
Model Run 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z 11/12 00z
Precipitation (in)
Pressure (mb) 1027 1027 1027 1028 1025 1024 1024 1024 1023 1022 1023 1022 1021 1020 1021
Visibility (mi)
Cloud Cover (%)
Additional Data Show Additional Data