Ralph's Tropical Weather-RTW

Wednesday, August 18, 2021

...HENRI ALMOST A HURRICANE... ...INTERESTS IN THE NORTHEASTERN U.S. SHOULD MONITOR ITS PROGRESS...

5:00 PM AST Wed Aug 18
Location: 29.9°N 67.6°W
Moving: W at 9 mph
Min pressure: 995 mb
Max sustained: 70 mph

...GRACE EXPECTED TO BRING STRONG WINDS AND A DANGEROUS STORM SURGE TO PORTIONS OF THE EASTERN YUCATAN PENINSULA OF MEXICO...

5:00 PM EDT Wed Aug 18
Location: 19.7°N 83.7°W
Moving: WNW at 16 mph
Min pressure: 992 mb
Max sustained: 80 mph

...HENRI HOLDING STEADY IN STRENGTH OVER THE WESTERN ATLANTIC...

11:00 AM AST Wed Aug 18
Location: 30.0°N 66.6°W
Moving: W at 8 mph
Min pressure: 998 mb
Max sustained: 65 mph

...AIR FORCE RESERVE AND NOAA HURRICANE HUNTERS FIND THAT GRACE BECOMES A HURRICANE JUST WEST OF GRAND CAYMAN...

11:00 AM EDT Wed Aug 18
Location: 19.4°N 82.2°W
Moving: WNW at 15 mph
Min pressure: 992 mb
Max sustained: 75 mph

...HURRICANE WARNING ISSUED FOR THE EAST COAST OF THE YUCATAN PENINSULA OF MEXICO... ...HURRICANE WATCH ISSUED FOR THE CAYMAN ISLANDS...

5:00 PM EDT Tue Aug 17
Location: 18.4°N 77.9°W
Moving: W at 15 mph
Min pressure: 1003 mb
Max sustained: 50 mph

NATIONAL HURRICANE CENTER

...HENRI STRENGTHENS A LITTLE MORE SOUTH-SOUTHEAST OF BERMUDA...

5:00 PM AST Tue Aug 17
Location: 30.4°N 64.2°W
Moving: WSW at 2 mph
Min pressure: 997 mb
Max sustained: 65 mph