074 WHUS54 KLIX 010404 SMWLIX GMZ541-551-570-010600- /O.NEW.KLIX.MA.W.0324.260901T0404Z-260901T0600Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service New Orleans LA 1104 PM CDT Mon Aug 31 2026 The National Weather Service in New Orleans has issued a * Special Marine Warning for... Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm... Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM... Terrebonne Bay... * Until 100 AM CDT. * At 1104 PM CDT, a cluster of severe thunderstorms capable of producing waterspouts was located near Isle Derniers, moving northwest at 45 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can quickly form and capsize boats...damage vessels and oil rigs...and create suddenly higher waves. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Isle Derniers, Caillou Bay, and Timbalier Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Strong winds will be dangerous for boaters or anyone near the water. Boaters should avoid waterspouts and never try to navigate near them. Make sure all on board are wearing life jackets. Seek shelter or move to safe harbor until hazardous weather passes. && LAT...LON 2922 9126 2927 9122 2926 9120 2932 9118 2932 9117 2930 9116 2933 9113 2935 9114 2934 9110 2926 9109 2930 9103 2936 9101 2936 9094 2926 9079 2921 9077 2926 9068 2906 9045 2830 9028 2817 9127 TIME...MOT...LOC 0404Z 144DEG 44KT 2900 9076 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ HRL  456 WGCA52 TJSJ 010421 FFWSJU PRC015-095-109-151-010715- /O.NEW.TJSJ.FF.W.0028.260901T0421Z-260901T0715Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service San Juan PR 1221 AM AST Tue Sep 1 2026 The National Weather Service in San Juan has issued a * Flash Flood Warning for... Arroyo, Maunabo, Patillas, Yabucoa... * Until 315 AM AST. * At 1221 AM AST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 1806 6609 1808 6606 1811 6605 1810 6602 1808 6601 1809 6599 1809 6593 1812 6593 1813 6591 1811 6588 1812 6585 1808 6583 1807 6580 1805 6584 1802 6583 1797 6594 1798 6602 1796 6606 1800 6607 1802 6609 FLASH FLOOD...RADAR INDICATED $$ YZR  407 WGUS75 KPUB 010427 FFSPUB Flash Flood Statement National Weather Service Pueblo CO 1027 PM MDT Mon Aug 31 2026 COC061-010437- /O.CAN.KPUB.FF.W.0087.000000T0000Z-260901T0445Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Kiowa CO- 1027 PM MDT Mon Aug 31 2026 ...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN KIOWA COUNTY... The heavy rain has ended. Flood waters have receded. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. && LAT...LON 3849 10215 3837 10215 3832 10224 3831 10247 3834 10255 3843 10255 3850 10249 3851 10229 $$  249 WGCA52 TJSJ 010434 FFWSJU PRC057-010715- /O.NEW.TJSJ.FF.W.0029.260901T0434Z-260901T0715Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service San Juan PR 1234 AM AST Tue Sep 1 2026 The National Weather Service in San Juan has issued a * Flash Flood Warning for... Guayama County in Puerto Rico... * Until 315 AM AST. * At 1234 AM AST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. && LAT...LON 1793 6621 1794 6620 1802 6620 1803 6617 1805 6617 1804 6613 1809 6613 1810 6606 1806 6609 1803 6608 1802 6609 1797 6607 1797 6609 1793 6615 1794 6615 1793 6617 1795 6617 1795 6618 FLASH FLOOD...RADAR INDICATED $$ YZR  452 WGCA72 TJSJ 010447 FFSSJU Flash Flood Statement National Weather Service San Juan PR 1247 AM AST Tue Sep 1 2026 PRC015-095-109-151-010715- /O.CON.TJSJ.FF.W.0028.000000T0000Z-260901T0715Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Arroyo PR-Maunabo PR-Patillas PR-Yabucoa PR- 1247 AM AST Tue Sep 1 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 315 AM AST EARLY THIS MORNING FOR ARROYO, MAUNABO, PATILLAS AND YABUCOA COUNTIES... At 1247 AM AST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. Additional rainfall amounts of 2 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 1806 6609 1808 6606 1811 6605 1810 6602 1808 6601 1809 6599 1809 6593 1812 6593 1813 6591 1811 6588 1812 6585 1808 6583 1807 6580 1805 6584 1802 6583 1797 6594 1798 6602 1796 6606 1800 6607 1802 6609 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ YZR  228 WGUS55 KSLC 010454 FFWSLC UTC017-025-010700- /O.EXT.KSLC.FF.W.0106.000000T0000Z-260901T0700Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Salt Lake City UT 1054 PM MDT Mon Aug 31 2026 The National Weather Service in Salt Lake City has extended the * Flash Flood Warning for... South Central Garfield County in southern Utah... Northeastern Kane County in southern Utah... * Until 100 AM MDT. * At 1054 PM MDT, the river gauge on the Escalante River at Escalante indicates flows stagnating around 2000 cfs, which will continue to surge down the Escalante River. These flows stem from earlier thunderstorms that produced heavy rain. The Flash Flood Warning has been extended until 100 AM MDT. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. SOURCE...Radar and automated gauges. IMPACT...Life threatening flash flooding of the Escalante River. * Some locations that will experience flash flooding include... The Escalante River from near the town of Escalante to the terminus at Lake Powell. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Move to higher ground now. Act quickly to protect your life. Remain alert for flooding even in locations not receiving rain. Dry washes, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall. && LAT...LON 3780 11146 3774 11120 3735 11087 3733 11087 3732 11085 3732 11084 3728 11088 3770 11129 3776 11146 3780 11148 FLASH FLOOD...RADAR AND GAUGE INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ JAC  502 WGUS55 KSLC 010456 FFWSLC UTC025-053-010700- /O.EXT.KSLC.FF.W.0114.000000T0000Z-260901T0700Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Salt Lake City UT 1056 PM MDT Mon Aug 31 2026 The National Weather Service in Salt Lake City has extended the * Flash Flood Warning for... West Central Kane County in southern Utah... East Central Washington County in southwestern Utah... * Until 100 AM MDT. * At 1056 PM MDT, National Park Service reported flash flooding from earlier thunderstorms producing heavy rain across Zion National Park. A gauge at the North Fork of the Virgin River in Springdale reported flows peaking over 5500 cfs at 800 PM MDT. The majority of rainfall fell earlier, though a few storms are still in the area. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...National Park Service reported. IMPACT...Life threatening flash flooding of creeks, streams, slot canyons, and normally dry washes. * Some locations that will experience flash flooding include... Zion National Park, Springdale, Keyhole Canyon, Spry Canyon, Parunuweap Canyon, the Narrows, Orderville Canyon, and the North and East Forks of the Virgin River. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Remain alert for flooding even in locations not receiving rain. Dry washes, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks. && LAT...LON 3733 11312 3740 11303 3742 11298 3736 11278 3727 11282 3718 11271 3711 11283 3716 11302 FLASH FLOOD...OBSERVED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ JAC