Alert archive / Guam / Flash Flood Warnings in 2004
Flash Flood Warning 5, NWS Guam
NWS Guam issued this flash flood warning at Jun 27, 2004, 7:00 PM CDT. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 27, 2004, 7:00 PM CDT (00:00 UTC)
- Expired
- Jun 28, 2004, 12:00 AM CDT
- In force
- 5 hr
- Issued by
- NWS Guam
- Area
- Whole counties
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGMY50 PGUM 280121 CCA FFWMY GUZ002-003-004-280500- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLASH FLOOD WARNING...CORRECTED NATIONAL WEATHER SERVICE TIYAN GU 1000 AM LST MON JUN 28 2004 CORRECTED HEADER THE NATIONAL WEATHER SERVICE IN TIYAN GUAM HAS ISSUED A * FLASH FLOOD WARNING FOR ROTA..TINIAN AND SAIPAN * UNTIL 300 PM LST TODAY * AT 1000 AM LST...SATELLITE AND DOPPLER WEATHER RADAR IMAGERY INDICATE PERSISTENT RAIN BANDS CONTINUALLY MOVING ACROSS ROTA..TINIAN AND SAIPAN. THESE RAIN BANDS WILL BRING RAIN-RATES UP TO 2 INCHES AN HOUR OR MORE WITH RAINFALL TOTALS OF 10 TO 12 INCHES POSSIBLE TODAY AND TONIGHT. * EXPECT FLASH FLOODING TO OCCUR IN VALLEYS...AT THE BASE OF MOUNTAINS...ALONG RIVERS AND STREAMS...ALONG ROADWAYS AND IN LOW-LYING AREAS. IF YOU LIVE IN A LOW-LYING AREA...AT THE BASE OF MOUNTAIN VALLEYS... OR NEAR STREAMS AND RIVERS...GO TO HIGHER GROUND AT ONCE. AVOID DRIVING IN THE WARNED AREA. NEVER TRY TO CROSS A FLOODED ROAD. $$ GUZ001-280500- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TIYAN GU 500 AM LST MON JUN 28 2004 THE NATIONAL WEATHER SERVICE IN TIYAN GUAM HAS ISSUED A * FLASH FLOOD WARNING FOR GUAM * UNTIL 300 PM LST TODAY * AT 500 AM LST...DOPPLER WEATHER RADAR IMAGERY INDICATES GUAM IS SITUATED WITHIN A VERY LARGE AREA OF HEAVY RAIN TO THE SOUTH OF TROPICAL STORM TINGTING. THE AUTOMATED STATION AT INARAJAN INDICATES OVER 20 INCHES OF RAINFALL DURING THE PAST 30 HOURS HAS ALREADY FALLEN OVER PARTS OF SOUTHERN GUAM. CONTINUING TORRENTIAL RAINS WILL ONLY AGGRAVATE FLOODING CAUSED BY THE RECORD RAINFALL ALREADY RECEIVED. DOPPLER RADAR STILL SHOWS HEAVY SHOWERS TRAINING SOUTHEASTWARD OVER GUAM. RAINFALL RATES OF UP TO 3 INCHES PER HOUR CAN BE EXPECTED. * AN ADDITIONAL 6 TO 10 INCHES BY 300 PM TODAY ON TOP OF GROUND ALREADY SATURATED WILL PRODUCE FLASH FLOODING IN VALLEYS...AT THE BASE OF MOUNTAINS...ALONG RIVERS AND STREAMS...ALONG ROADWAYS AND IN LOW-LYING AREAS. IF YOU LIVE IN A LOW-LYING AREA...AT THE BASE OF MOUNTAIN VALLEYS... OR NEAR STREAMS AND RIVERS...GO TO HIGHER GROUND AT ONCE. AVOID DRIVING IN THE WARNED AREA. NEVER TRY TO CROSS A FLOODED ROAD. $$ MCELROY/ZIOBRO
1 follow-up statement
000 WGMY70 PGUM 280404 FFSMY GUZ001-002-003-004-280500- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TIYAN GU 205 PM LST MON JUN 28 2004 ...RAINS FROM TYPHOON TINGTING CONTINUE ACROSS THE MARIANAS... A FLASH FLOOD WARNING REMAINS IN EFFECT FOR GUAM...ROTA...TINIAN AND SAIPAN UNTIL 300 PM TODAY...AND A FLOOD WATCH REMAINS IN EFFECT UNTIL 500 AM TUESDAY. AT 145 PM...THE GUAM DOPPLER WEATHER RADAR INDICATES WIDESPREAD... CONTINUOUS LIGHT TO MODERATE RAIN MOVING THROUGH THE MARIANAS...WITH ONE-HOUR RAINFALL RATES OF 0.10 TO 0.30 INCHES PER HOUR. HOWEVER...A BAND OF HEAVY SHOWERS NORTHWEST OF GUAM WILL MOVE ACROSS ROTA AND POSSIBLY THE NORTHERN TIP OF GUAM BETWEEN 200 PM AND 300 PM. DUE TO ALREADY MORE-THAN-SATURATED GROUND...MUD SLIDES WILL REMAIN POSSIBLE THIS AFTERNOON IN MOUNTAINOUS AND HILLY AREAS. ANY ADDITIONAL HEAVY RAINFALL MAY TRIGGER FLASH FLOODING. HERE ARE PRELIMINARY RAINFALL TOTALS FROM MIDNIGHT TO 200 PM... GUAM INTL AIRPORT/TIYAN......... 4.86 INCHES (16.00 YESTERDAY) APRA HARBOR (AUTOMATED GAUGE)... 3.46 INCHES ( 8.34 YESTERDAY) INARAJAN (AUTOMATED GAUGE)...... 7.65 INCHES (15.47 YESTERDAY) MANGILAO (AUTOMATED GAUGE)...... 3.23 INCHES (12.68 YESTERDAY) MERIZO (AUTOMATED GAUGE)........ 4.72 INCHES (10.43 YESTERDAY) ROTA INTL AIRPORT/SINAPALU...... 2.06 INCHES ( 5.56 YESTERDAY) SAIPAN INTERNATIONAL AIRPORT.... 3.40 INCHES ( 1.71 YESTERDAY) IF YOU LIVE IN A FLOOD-PRONE AREA...AT THE BASE OF MOUNTAIN VALLEYS...OR NEAR STREAMS AND RIVERS...GO TO HIGHER GROUND AT ONCE. AVOID DRIVING IN THE WARNED AREA. NEVER TRY TO CROSS A FLOODED ROAD. ON GUAM...SHELTERS ARE NOW OPEN AT THE FOLLOWING LOCATIONS... - MACHANANAO ELEMENTARY SCHOOL - F B LEON GUERRERO MIDDLE SCHOOL - H S TRUMAN ELEMENTARY SCHOOL - ASTUMBO ELEMENTARY SCHOOL FOR FURTHER INFORMATION REGARDING SHELTERS CONTACT GUAM CIVIL DEFENSE AT 475-9600. $$ C MA
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Guam wrote its last area forecast discussion before this flash flood warning went out at Jun 27, 9:43 AM CDT, 9 hours 17 minutes earlier.
Area forecast discussion, Jun 27, 9:43 AM CDT, 9 hours 17 minutes before
AREA SYNOPTIC DISCUSSION NATIONAL WEATHER SERVICE TIYAN GU 1 AM GUAM LST MON JUN 28 2004 WESTERN NORTH PACIFIC BETWEEN EQUATOR AND 25N FROM 130E TO 180. TROPICAL STORM TINGTING...CENTERED NEAR 15N147E...IS MOVING NORTHWEST AT 9 MPH WITH MAXIMUM SUSTAINED WINDS OF 65 MPH. NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS ASSOCIATED WITH TINGTING LIE BETWEEN 10N AND 21N FROM 140E TO 155E. THIS AREA INCLUDES THE MARIANA ISLANDS. SEE JOINT TYPHOON WARNING CENTER BULLETIN WTPN32 PGTW FOR FURTHER DETAILS. A MONSOON TROUGH STRETCHES FROM TYPHOON MINDULLE..LOCATED EAST OF THE PHILIPPINES NEAR 18N127E..EASTWARD THROUGH TINGTING TO 12N154E TO 3N158E. MONSOON WINDS ASSOCIATED WITH THIS TROUGH ARE PRODUCING SCATTERED SHOWERS AN UPPER-LEVEL LOW CENTERED NEAR 28N173E IS ENHANCING SHOWERS AND ISOLATED THUNDERSTORMS NORTHEAST OF WAKE ISLAND BETWEEN 20N AND 25N FROM 163E TO 178E. TRADE WIND CONVERGENCE IS GENERATING SCATTERED SHOWERS BETWEEN THE EQUATOR AND 10N FROM 162E TO THE DATE LINE. THIS AREA COVERS KOSRAE STATE AND THE REPUBLIC OF THE MARSHALL ISLANDS.
The office that day
Everything else NWS Guam issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 11:56 PM CDT | Flash Flood Warning | GUM | 3 hr |
Nearby
Flash Flood Warnings in Guam, 2004Every flash flood warning in 2004
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.