000 ABPZ30 KNHC 011450 TWSEP MONTHLY TROPICAL WEATHER SUMMARY NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 8 AM PDT FRI JUL 1 2005 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE.. TWO TROPICAL CYCLONES...TROPICAL STORMS BEATRIZ AND CALVIN...FORMED DURING THE MONTH OF JUNE. BEATRIZ DEVELOPED FROM A TROPICAL WAVE...BECOMING A DEPRESSION ON THE 21ST ABOUT 275 MILES SOUTH OF ZIHUATANEJO MEXICO. THE CYCLONE STRENGTHENED SLOWLY AS IT MOVED WEST-NORTHWESTWARD WELL OFFSHORE THE MEXICAN COAST...BECOMING A TROPICAL STORM ON THE 22ND AND REACHING ITS PEAK INTENSITY OF 45 KT EARLY ON THE 23RD. EASTERLY WIND SHEAR HALTED DEVELOPMENT AND BEATRIZ WEAKENED TO A DEPRESSION OVER COOL WATERS EARLY ON THE 24TH. THE CYCLONE DEGENERATED TO A NON- CONVECTIVE REMANT LOW LATER THAT DAY ABOUT 290 MILES SOUTH-SOUTHWEST OF CABO SAN LUCAS MEXICO...AND DISSIPATED TWO DAYS LATER. CALVIN DEVELOPED FROM A TROPICAL WAVE THAT CROSSED CENTRAL AMERICA AROUND 21 JUNE. THE AREA OF DISTURBED WEATHER ASSOCIATED WITH THE WAVE MOVED SLOWLY WESTWARD TO THE SOUTH OF EASTERN MEXICO FOR A FEW DAYS...WITH UNSTEADY DEVELOPMENT. FINALLY ON 26 JUNE A TROPICAL DEPRESSION FORMED ABOUT 250 MILES SOUTHEAST OF ACAPULCO. IT BECAME A TROPICAL STORM EARLY ON THE 27TH AND REACHED ITS PEAK INTENSITY OF 45 KT LATER THAT DAY. SIMILAR TO BEATRIZ...THE DEVELOPMENT TREND WAS REVERSED BY EASTERLY WIND SHEAR. CALVIN WEAKENED TO A DEPRESSION ON THE 28TH AND DEGENERATED INTO A LOW CLOUD SWIRL THAT NIGHT. THE REMNANT CIRCULATION...EMBEDDED WITHIN A BROADER AREA OF LOW PRESSURE...CONTINUED TOWARD THE WEST-NORTHWEST WHILE PRODUCING INTERMITTENT DEEP BUT DISORGANIZED CONVECTION. CURRENTLY...THE LOW-LEVEL CIRCULATION IS LOCATED ABOUT 350 MILES SOUTH OF CABO SAN LUCAS MEXICO...MOVING OVER COOLER WATERS. SUMMARY TABLE NAME DATES MAX WIND (KT) DEATHS ------------------------------------------------------- TS BEATRIZ 21-24 JUN 45 0 TS CALVIN 26-29 JUN 45 0 ------------------------------------------------------- NOTE...DATES BASED ON COORDINATED UNIVERSAL TIME (UTC) FORECASTER FRANKLIN/PASCH/KNABB $$
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Page last modified: Friday, 01-Jul-2005 18:51:00 UTC