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Central America & Hispaniola BriefingCentral America & Hispaniola Briefing16 August [email protected]@noaa.gov
Tropical Storm Gert
This Week:
Past Week:
TRMM Rainfall
TRMM Rainfall
From August 9 – August 15, 2011
Santa Ana = 63 mm
San Jose= 75.2 mm
San Salvador = 68.5 mm
David = 215.6 mm
Soto Cano AB= 112.7 mm
Santiago = 129.7 mm
This Week:
Past Week:
TRMM Weekly Anomalies
• Average rain across Hispaniola
• Above-average rain over northern Central America
This Week:
Past Week:
TRMM 30-day Anomalies
• Rainfall surpluses continue over much of Haiti
• Widespread surpluses over northern Central America. Below-average rain over Costa Rica
TRMM Primera Season Anomalies
Anomaly (mm)
Percent Normal (%)
TRMM August Anomalies
Dekadal WRSI: CA
3rd dekad of July
1st dekad of August
• Similar conditions during first dekad of August as 3rd Dekad of July.
Dekadal Soil Water Index: CA
• Overall, good SWI values across Central America• Stress/Wilting values expand over drier areas in Honduras and bordering
Nicaragua.
3rd dekad of July
1st dekad of August
Dekadal WRSI and SWI: Haiti
• Dryness continues across northwestern Haiti.
3rd dekad of July 1st dekad of August
NDVI anomalies
Active Tropics- Invest area 93L: Tropical convection weakened over last 24 hrs. Expected to track westward
bringing heavy rain showers to Puerto Rico and the lesser Antilles. - Some models begin to develop the system close to Honduras/Nicaragua before taking it
through Belize and the Yucatan Peninsula during the weekend
- 20% chance of developing into cyclone in next 48 hours
- Invest area 99e: Brought heavy rain showers to Pacific coast of Guatemala and Mexico.
Expected to track West Northwest. 70% chance of developing into a cyclone in next 48 hours
99e
93L
L
• Moderate to heavy rainfall across Central America
• Light to moderate rain expected over Hispaniola
• Several tropical areas of interest over the next week potentially affecting Central America and Hispaniola