Drought Information Statement Issued by NWS Tiyan, Guam ------------------------------------------------------------------------ 000 AXGM70 PGUM 081024 CCA DGTGUM PMZ181-GUZ001>004-080400- MAJURO-GUAM-ROTA-TINIAN-SAIPAN- DROUGHT INFORMATION STATEMENT...CORRECTION NATIONAL WEATHER SERVICE TIYAN GU 1245 PM CHST THU AUG 8 2019 ...DROUGHT ENDS IN THE MARIANAS AND IMPROVING IN THE NORTHERN MARSHALL ISLANDS... CORRECTED TO REVISE UNREPRESENTATIVE VALUE IN RAINFALL TABLE SYNOPSIS... A VERY WET MONSOON REGIME REPLACED THE DRY REGIME ACROSS GUAM AND THE CNMI...AND FOR THEM...THE DROUGHT IS OVER. THE MONSOON SYSTEM HAS ALREADY GENERATED THREE TROPICAL CYCLONES WEST OF THE MARIANAS. IN ADDITION...UPPER LEVEL DISTURBANCES ARE INDUCING SHOWERS AND PROVIDING PERIODS OF HEAVY RAIN ACROSS THE NORTHERN MARSHALL ISLANDS. THE DROUGHT IS NEARLY OVER THERE. THE LATEST OPERATIONAL U.S. DROUGHT MONITOR SHOWS UTIRIK OF THE RMI HAS IMPROVED TO SEVERE DROUGHT D2-SL (SHORT AND LONG-TERM DROUGHT LEVEL 2 OF 4)...WHILE WOTJE HAS IMPROVED TO MODERATE DROUGHT OR LEVEL D1-SL (SHORT AND LONG-TERM DROUGHT LEVEL 1 OF 4). KWAJALEIN AND JALUIT IN THE MARSHALL ISLANDS ARE AT SEVERE DROUGHT LEVEL D2-S (SHORT-TERM DROUGHT LEVEL 2 OF 4). OTHER LOCATIONS ARE DESIGNATED ABNORMALLY DRY OR NO DROUGHT. GRADUAL IMPROVEMENT IS EXPECTED IN ALL AREAS. SUMMARY OF IMPACTS... MARSHALL ISLANDS... FAR NORTHERN ISLANDS... UTIRIK HAS RECEIVED A HALF INCH OR MORE OF RAIN DURING 5 OF THE LAST 7 DAYS DURING THE LAST WEEK. THIS DISTRIBUTION HAS ALLOWED UTIRIK TO LOWER ITS DROUGHT SEVERITY CLASSIFICATION. WOTJE RECEIVED OVER 5 INCHES OF RAIN IN THE LAST WEEK AND ITS DROUGHT SEVERITY CLASSIFICATION IS SIGNIFICANTLY IMPROVED. MARIANA ISLANDS... THE CNMI AND GUAM HAVE HAD MORE THAN 12 INCHES OF RAIN OVER THE PAST WEEK. ALL OF THE MARIANA ISLANDS ARE NO LONGER UNDER ANY DROUGHT SEVERITY CLASSIFICATION. CLIMATE SUMMARY... SOME RAINFALL REPORTS IN INCHES ARE AS FOLLOWS... ...NORM DESCRIBES THE NORMAL RAINFALL... DEC-JUN DEC-JUN DEC-JUN JULY AUG AUG AUG NORM (%) 1-6 1-6NORM (%) RMI UTIRIK 9.97 19.68 51 3.58 2.55 1.33 192 WOTJE 17.90 24.75 72 4.80 5.07 1.02 497 KWAJALEIN/EBEYE 30.77 39.68 78 4.77 1.53 2.01 76 WSO MAJURO 57.76 65.43 88 7.12 2.23 2.21 101 MILI 65.60 66.87 98 5.92 1.46 1.92 76 AILINGLAPLAP 45.42 55.62 82 6.75 1.19 2.06 58 JALUIT 39.02 69.59 56 2.60 1.37 2.20 62 FSM (EAST TO WEST) KOSRAE (SAWRS) 124.57 119.95 104 9.19 2.91 2.87 101 WSO POHNPEI 97.03 105.14 92 15.64 2.95 2.87 103 LUKUNOR 70.89 77.49 92 16.63 3.93 3.93 143 WSO CHUUK 72.84 73.39 99 11.65 5.14 2.61 197 POLOWAT* 23.66 55.12 43 4.93 0.37 1.81 20 WOLEAI ATOLL 36.22 63.16 57 4.75 2.93 2.89 101 WSO YAP 55.35 55.33 100 12.25 1.31 2.99 44 REPUBLIC OF PALAU WSO PALAU 59.67 84.38 71 15.04 2.12 2.91 73 MARIANAS SAIPAN AIRPORT 22.56 21.89 103 6.73 12.08 2.35 514 TINIAN AIRPORT 23.60 25.17 94 7.40 M 2.41 81 ROTA AIRPORT 30.16 32.91 92 10.59 11.37 2.54 448 GUAM AIRPORT 28.06 33.21 85 4.63 10.89 3.32 328 * POLOWAT MISSING FEBRUARY RAINFALL FROM WUTIP PRECIPITATION/TEMPERATURE OUTLOOK... CLOUDIER CONDITIONS SHOULD REDUCE INCOMING RADIATION WHICH SHOULD IN TURN LOWER DAYTIME TEMPERATURES. IF DAYTIME WINDS BECOME LIGHT...THEN TEMPERATURES COULD AGAIN INCREASE DURING THE DAY. THE MARSHALL ISLANDS... ISLANDS NORTH OF MAJURO... RAINFALL NORTH OF 10 NORTH LATITUDE MAY REACH 1 TO 2 INCHES DURING THE NEXT WEEK AND 2 TO 3 INCHES OVER THE NEXT TWO WEEKS. KWAJALEIN/EBEYE AND NEARBY ATOLLS COULD RECEIVE 2 TO 4 INCHES THROUGH THE NEXT 2 WEEKS. EXPECT PATCHY SHOWERS DUE TO WEAK DISTURBANCES PASSING THROUGH ON THE TRADE WINDS. CENTRAL AND SOUTHERN MARSHALL ISLANDS INCLUDING MAJURO... RAINFALL WILL BE VARIABLE BUT PASSING TRADE-WIND TROUGHS AND TRADE-WIND CONVERGENCE WILL MAINTAIN ENOUGH SHOWERS FOR MAJURO AND THE SOUTHERN ISLANDS TO KEEP DROUGHT FROM WORSENING. COMPUTER MODELS INDICATE RAINFALL AMOUNTS OF ROUGHLY 3 INCHES FOR THE NEXT WEEK AND 3 TO 5 INCHES THROUGH THE NEXT 2 WEEKS. THE MARIANA ISLANDS... GUAM AND THE COMMONWEALTH OF THE NORTHERN MARIANA ISLANDS... AFTER A VERY WET FIRST WEEK OF AUGUST...RAIN WILL LET UP A BIT. THAT SAID...A WET SEASON PATTERN IS IN PLACE WITH A MIX OF SOUTHWESTERLY WINDS THAT WILL BECOME LIGHT AND VARIABLE AT TIMES THE NEXT TWO WEEKS. ALTHOUGH MODEL GUIDANCE DIFFERS ON RAINFALL AMOUNTS...RAINFALL OF 1 TO 3 INCHES FOR THE NEXT WEEK AND VARIABLE RAINFALL TOTALS OF 3 TO 5 INCHES FOR THE NEXT TWO WEEKS IS EXPECTED. THE FAR NORTHERN MARIANA ISLANDS WILL LIKELY RECEIVE HIGHER RAINFALL AMOUNTS DUE TO SLOW-MOVING TYPHOON KROSA WELL TO THE NORTHWEST AND THE BROAD MONSOON TO ITS SOUTH. && NEXT ISSUANCE DATE... NEXT SCHEDULED ISSUANCE OF THIS DROUGHT INFORMATION STATEMENT WILL BE THURSDAY 22 AUGUST 2019 OR SOONER IF NECESSARY. REMEMBER TO STAY TUNED TO YOUR LOCAL WEATHER SERVICE OFFICE AND YOUR LOCAL DISASTER COORDINATION OFFICE FOR THE LATEST WEATHER AND DROUGHT INFORMATION. && SPECIAL NOTE...IN SEPTEMBER...THE PACIFIC ENSO APPLICATIONS CLIMATE CENTER WILL CHANGE TO THE PACIFIC ENSO APPLICATIONS CLIMATE SERVICES PROGRAM. THE ACRONYM WILL REMAIN AS PEAC. && RELATED WEB SITES... ADDITIONAL INFORMATION ON CURRENT DROUGHT CONDITIONS MAY BE FOUND AT THE FOLLOWING WEB ADDRESSES /USE LOWER CASE LETTERS/ NWS WFO GUAM AT HTTP://WWW.WEATHER.GOV/GUM/ UNDER MENU ITEM CURRENT CONDITIONS... HYDROLOGY...DROUGHT INFORMATION STATEMENT. ALSO...THE PACIFIC ENSO APPLICATIONS CLIMATE SERVICES AT HTTPS://WWW.WEATHER.GOV/PEAC/ NOAA CORAL REEF BLEACHING... A CORAL REEF BLEACHING WATCH AREA EXTENDS OVER NEARLY ALL OF MICRONESIA FROM THE EQUATOR TO BEYOND 25N. A CORAL REEF BLEACHING WARNING AREA INCLUDES THE MARIANA ISLANDS...THE EASTERN FEDERATED STATES OF MICRONESIA AND THE SOUTHERN MARSHALL ISLANDS. FOR MORE INFORMATION SEE THE NOAA/NESDIS AT HTTPS://CORALREEFWATCH.NOAA.GOV/SATELLITE/BAA.PHP ACKNOWLEDGMENTS... WE ACKNOWLEDGE OUR PARTNERS AT THE CLIMATE PREDICTION CENTER...THE PACIFIC ENSO APPLICATIONS CLIMATE CENTER...INTERNATIONAL RESEARCH INSTITUTE FOR CLIMATE AND SOCIETY...UNIVERSITY OF GUAM...UNIVERSITY OF HAWAII...HONOLULU FORECAST OFFICE AND THE WEATHER SERVICE OFFICE AT MAJURO. ALSO THE USAID SUBREGIONAL OFFICES AND NOAA/NESDIS CORAL REEF WATCH PROGRAM AND RICHARD HEIM AT THE NOAA NATIONAL CENTERS FOR ENVIRONMENTAL INFORMATION. QUESTIONS OR COMMENTS MAY BE ADDRESSED TO THE FOLLOWING... WFO TIYAN GUAM 3232 HUENEME RD BARRIGADA GU 96913 PHONE: 671-472-0946 OR EMAILED AT W-GUM.WEBMASTER@NOAA.GOV (LOWER CASE LETTERS) $$ GUARD ------------------------------------------------------------------------