unclassified op gritrock sierra leone met assessment sunday 05 july 2015
DESCRIPTION
Forecast Valid: 0600 Z to 2359 Z Fronts / boundaries valid at 1200Z Issued by the JOMOC Sierra Leone Coastal (including FREETOWN) Z Z ZRotary TS / V / C TS / V Airlift Operations TS / V / C TS / V Trafficability Locally wet ground Personnel R RR Inland SL Z Z ZRotary TS / V / CTS / V Trafficability Locally wet ground Personnel R T T R R Maritime/Amphibious Z Z Z Sea and Swell Wind/Visibility VVV Personnel RRR General 06 Z 12 Z 18 Z24 ZIllumination Moon/Sunrise/set Sunrise: 0639 Z Sunset: 1916 Z Moonrise: Z Moonset: Z Min/Max mlx between ECT and MCT Min/Time: 1.7 (2020 Z – 2200 Z) Max/Time: >100 (TL Z and from Z) Moon Phase Phase: 87% - 79% (Waning) FavourableMarginalUnfavourable Any residual showers and thunderstorms dying out or clearing west into the ocean, leaving areas of low cloud, haze and mist, this dispersing during the morning. However, more deep convective cloud developing during the afternoon, producing heavy showers and thunderstorms, these becoming more widespread through the evening before dying away or clearing overnight. Haze, mist and low cloud reforming overnightTRANSCRIPT
UNCLASSIFIED
UNCLASSIFIED
OP GRITROCKSIERRA LEONE MET ASSESSMENT
Sunday 05 July 2015
UNCLASSIFIED
041330 ZSATELLITE IMAGE Valid atCommentaryLargely clear in the N.
Plenty of convection developing over land further south, including over Sierra Leone.
Isolated heavy shower over the coast of SW Sierra Leone. Isolated deep convection also breaking out over land to the E, starting to produce the odd storm.
Note:Crosses indicate recent thunderstorm activity – red being from the last 10 minutes.
Forecast Valid: 0600 Z to 2359 ZFronts / boundaries valid at 1200Z
Issued by the JOMOCSierra Leone
Coastal (including Coastal (including FREETOWN)FREETOWN) 0600-1200 Z 1200-1800 Z 1800-2359 Z
RotaryRotary TS / V / C TS / V TS / V
Airlift OperationsAirlift Operations TS / V / C TS / V TS / V
TrafficabilityTrafficability Locally wet ground Locally wet ground Locally wet ground
PersonnelPersonnel R R R
Inland SLInland SL 0600-1200 Z 1200-1800 Z 1800-2359 Z
RotaryRotary TS / V / C TS / V TS / V
Trafficability Trafficability Locally wet ground Locally wet ground Locally wet ground
PersonnelPersonnel R T T R R
Maritime/Maritime/AmphibiousAmphibious
0600-1200 Z 1200-1800 Z 1800-2359 Z
Sea and SwellSea and SwellWind/VisibilityWind/Visibility V V V
PersonnelPersonnel R R R
GeneralGeneral 06 Z 12 Z 18 Z 24 Z
IlluminationIllumination
Moon/SunMoon/Sunrise/setrise/set
Sunrise: 0639 Z Sunset: 1916 ZMoonrise: 052227 Z Moonset: 050948 Z
Min/Max mlx between Min/Max mlx between ECT and MCT ECT and MCT
Min/Time: 1.7 (2020 Z – 2200 Z) Max/Time: >100 (TL 051950 Z and from 060600 Z)
Moon PhaseMoon Phase Phase: 87% - 79% (Waning)
Favourable Marginal Unfavourable
Any residual showers and thunderstorms dying out or clearing west into the ocean, leaving areas of low cloud, haze and mist, this dispersing during the morning.
However, more deep convective cloud developing during the afternoon, producing heavy showers and thunderstorms, these becoming more widespread through the evening before dying away or clearing overnight.
Haze, mist and low cloud reforming overnight.
2310
2000 2015
2210
Meteorological Impact Matrix
Tue 7th JULMon 6th JUL
Similar to Tuesday.
Wed 8th JUL
Any residual overnight showers and thunderstorms will die out or move away over the ocean, leaving areas of low cloud and mist which will dissipate during the morning.
More deep convective cloud developing during the afternoon, producing scattered showers and storms, these becoming more widespread during the evening and continuing into the night.
Haze, mist and low cloud will reform overnight.
Sierra LeoneSierra Leone 06/0700-06Z
06/0706-12Z
06/0712-18Z
06/0718-00Z
07/0700-06Z
07/0706-12Z
07/0712-18Z
07/0718-00Z
08/0700-06Z
08/0706-12Z
08/0712-18Z
08/0718-00Z
RotaryRotary TS/V/C V/C TS/V TS/V TS/V/C V/C TS/V TS/V TS/V/C V/C TS/V TS/V
Airlift OperationsAirlift Operations TS/V/C V/C TS/V TS/V TS/V/C V/C TS/V TS/V TS/V/C V/C TS/V TS/V
TrafficabilityTrafficability Wet Damp Wet Wet Wet Damp Wet Wet Wet Damp Wet Wet
PersonnelPersonnel R R T T R R R R T T R R R R T T R R
MaritimeMaritime V V V V V V V V V V V V
Similar to Monday.
UNCLASSIFIED
Joint Operations Meteorologyand Oceanography Centre
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