846 WTPZ34 KNHC 021747 TCPEP4 BULLETIN Tropical Storm Bonnie Intermediate Advisory Number 20A NWS National Hurricane Center Miami FL EP042022 100 PM CDT Sat Jul 02 2022 ...BONNIE BECOMING BETTER ORGANIZED... ...TROPICAL STORM FORCE WINDS AND HEAVY RAINS CONTINUE IN BOTH NICARAGUA AND NORTHWESTERN COSTA RICA... SUMMARY OF 100 PM CDT...1800 UTC...INFORMATION ---------------------------------------------- LOCATION...11.2N 87.5W ABOUT 110 MI...180 KM SW OF MANAGUA NICARAGUA ABOUT 200 MI...320 KM NW OF CABO BLANCO COSTA RICA MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Cabo Blanco Costa Rica northward to the border of Nicaragua and Honduras A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case within the next few hours. Interests along the Pacific coasts of El Salvador, Guatemala, and southern Mexico should monitor the progress of Bonnie. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 100 PM CDT (1800 UTC), the center of Tropical Storm Bonnie was located near latitude 11.2 North, longitude 87.5 West. Bonnie is moving toward the west near 15 mph (24 km/h) and this motion is expected to continue through the day today. A turn to the west-northwest is expected tonight, and that motion should continue for the next several days. Bonnie is expected to continue moving away from Nicaragua and parallel to the coasts of Central America and southern Mexico for the next several days. Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Some strengthening is forecast during the next 48 hours, after which Bonnie is expected to become a hurricane. Tropical-storm-force winds extend outward up to 70 miles (110 km) from the center. The estimated minimum central pressure is 1000 mb (29.53 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Tropical Storm Bonnie can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDEP4 and WMO header WTPZ44 KNHC. RAINFALL: Bonnie will continue to produce heavy rain across portions of Nicaragua and Costa Rica today. The following storm total rainfall amounts are expected: Nicaragua and Costa Rica: 4 to 8 inches, localized 12 inches. This rainfall is expected to result in life-threatening flash flooding and mudslides. WIND: Tropical storm conditions are occurring in the Tropical Storm Warning area along the Pacific coasts of Nicaragua and Costa Rica, and these will likely continue for a couple of more hours. NEXT ADVISORY ------------- Next complete advisory at 400 PM CDT. $$ Forecaster Hogsett/Cangialosi