.SYNOPSIS...SURFACE HIGH PRESSURE ACROSS THE WESTERN ATLANTIC WILL GENERATE MODERATE TO FRESH TRADE WIND FLOW THROUGH MID WEEK NEXT WEEK. SAHARAN DUST WILL CONTINUE OVER THE AREA THROUGH SATURDAY. A TROPICAL WAVE WILL AFFECT THE LOCAL AREA SUNDAY NIGHT AND MONDAY. && .DISCUSSION...VERY DRY CONDITIONS AND PLENTY OF SUNSHINE PREVAILED THIS AFTERNOON ACROSS PUERTO RICO AND THE U.S. VIRGIN ISLANDS. AN AREA OF VERY DRY AIR MOVED OVER THE AREA TODAY...WITH LATEST 05/12Z TJSJ SOUNDING INDICATING 700MB THETAE VALUES AT 318K. PRECIPITABLE WATER VALUES CAME AT ONLY 1.4 INCHES...WHICH IS RELATIVE LOW FOR THIS TIME OF THE YEAR. THIS DRY CONDITIONS WILL CONTINUE TO PREVAIL THROUGH SATURDAY AFTERNOON. MOISTURE WILL BEGIN TO SLOWLY INCREASE SATURDAY NIGHT...AS THE LEADING EDGE OF A TROPICAL WAVE APPROACH THE LOCAL AREA. THIS WAVE WAS LOCATED NEAR 54 WEST LONGITUDE LATE THIS AFTERNOON. BETTER MOISTURE FROM THIS WAVE IS EXPECTED MONDAY MORNING...AND WILL LINGER THROUGH MONDAY NIGHT. AFTER THE PASSAGE OF THIS WAVE...ANOTHER WAVE WILL AFFECT THE REGION WEDNESDAY...INCREASING THE SHOWER ACTIVITY ACROSS THE REGION. IN THE LONG TERM...NO SIGNIFICANT WEATHER EVENTS ARE FORECAST TO AFFECT THE REGION AT THIS TIME. && .AVIATION...VERY BRIEF PERIODS OF MVFR CONDITIONS WILL CONTINUE TO AFFECT TJMZ THROUGH AT LEAST 05/22Z. ELSEWHERE...VFR CONDITIONS WILL PREVAIL ACROSS ALL TAF SITES THROUGH AT LEAST 06/12Z. && .MARINE...SEAS OF 6 FEET OR LESS AND WINDS OF 21 KNOTS OR LESS ARE EXPECTED TO PREVAIL ACROSS THE COASTAL WATERS THROUGH AT LEAST SATURDAY. SMALL CRAFT SHOULD EXERCISE CAUTION ACROSS MOST COASTAL WATERS. &&
Posted on: Sat, 06 Jul 2013 00:36:31 +0000
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