PERCUSION Weather briefing

2024-08-18

Current synoptic situation

NHC surface analysis

NHC tropical weather outlook

NHC tropical Hovmöller

Latest satellite images

GOES yesterday’s image

GOES latest image

GOES WEST Latest Infrared Image

ECMWF Forecasts

2024-08-18 12:00 UTC

2024-08-19 12:00 UTC

2024-08-20 12:00 UTC

2024-08-21 12:00 UTC

2024-08-22 12:00 UTC

Saharan dust forecast

2024-08-18 12:00 UTC

2024-08-19 12:00 UTC

2024-08-20 12:00 UTC

2024-08-21 12:00 UTC

Local forecast for Sal

Summary

• For today’s flight:
  • High cloud tops reaching about 15km in the centre circle & cloud circle
  • The width of the ITCZ (estimated based on moist margins) is narrower according to the latest forecast
  • Low wind regions in the cloud circle and the north circle
• For the upcoming flight on Wednesday:
  • Less uncertainty in the northern moist margins
  • Cloud top height ~ 12 km