Thursday, June 20, 2019 at 6:30 a.m.

AVIATION AREA FORECAST

SIGNIFICANT FEATURE… A High Pressure Ridge across Jamaica. Additionally, there is a Low-Level Jet Stream across the central Caribbean.

Comment….... The High Pressure Ridge and the Low-Level Jet Stream will remain across the island today. Friday morning, expect a Tropical Wave to move across the island. The Ridge then quickly re-builds by late Friday evening. The Ridge and the Low-Level Jet Stream remains across the island into the weekend. Windy conditions persists across the island.

A Low-Level Jet Stream is a relatively narrow band of strong wind in the low levels of the atmosphere.


24-HOUR FORECAST
This Morning ..... Partly cloudy across sections of eastern parishes, otherwise sunny and windy.

This Afternoon … Partly cloudy mainly across hilly inland areas, otherwise sunny and windy.

Tonight… Fair and windy.

CLOUDS GENERALLY ACROSS THE ISLAND:
This Morning.... FEW024
This Afternoon... SCT022

WINDS AND TEMPERATURES

Flight 20N 80W 20N 75W
Levels WIND/TEMP WIND/TEMP
450 35015KT/-66 13008KT/-65
390 32017KT/-52 15015KT/-54
340 34017KT/-40 19012KT/-42
300 33008KT/-31 16008KT/-32
240 13004KT/-16 11006KT/-16
180 09010KT/-04 11006KT/-05
100 09017KT/10 10017KT/10
50 09021KT/20 10015KT/22

Flight 15N 80W 15N 75W
Levels WIND/TEMP WIND/TEMP
450 27035KT/-66 27046KT/-66
390 27033KT/-50 27033KT/-51
340 29015KT/-39 26017KT/-40
300 31006KT/-30 25004KT/-31
240 08014KT/-15 08010KT/-14
180 10010KT/-04 08012KT/-05
100 09027KT/11 10023KT/11
50 10033KT/18 11035KT/19

AERODROME FORECAST

TAF
MKJP 201115Z 2012/2112 14025G35KT 9999 FEW024 
  BECMG 2100/2102 12020KT=

TAF
MKJS 201115Z 2012/2112 12008KT 9999 FEW024 
  BECMG 2014/2016 09024KT 
  BECMG 2103/2105 12008KT=

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