363 WGUS54 KHGX 170901 FFWHGX TXC039-171115- /O.NEW.KHGX.FF.W.0019.260617T0901Z-260617T1115Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Houston/Galveston TX 401 AM CDT Wed Jun 17 2026 The National Weather Service in League City has issued a * Flash Flood Warning for... Southeastern Brazoria County in southeastern Texas... * Until 615 AM CDT. * At 401 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Galveston Island West End, eastern Angleton, Freeport, Clute, Surfside Beach, Danbury, Oyster Creek, Liverpool, San Luis Pass and Chocolate Bayou. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 2935 9519 2932 9514 2928 9511 2919 9506 2915 9505 2913 9511 2912 9510 2909 9511 2908 9508 2906 9508 2890 9533 2892 9536 2910 9541 2921 9536 2930 9529 FLASH FLOOD...RADAR AND GAUGE INDICATED $$ Batiste  082 WWUS53 KDMX 170908 SVSDMX Severe Weather Statement National Weather Service Des Moines IA 408 AM CDT Wed Jun 17 2026 IAC025-151-161-170945- /O.CON.KDMX.SV.W.0230.000000T0000Z-260617T0945Z/ Pocahontas IA-Sac IA-Calhoun IA- 408 AM CDT Wed Jun 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT FOR SOUTHERN POCAHONTAS...NORTHEASTERN SAC AND CALHOUN COUNTIES... At 407 AM CDT, a severe thunderstorm was located near Pomeroy, or 12 miles northwest of Rockwell City, moving southeast at 60 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...A 67 mph wind gust was measured at the Storm Lake airport. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Pocahontas, Rockwell City, Manson, South Twin Lake, North Twin Lake, Pomeroy, Fonda, Lohrville, Twin Lakes, Palmer, Varina, Knierim, Rinard, Jolley, Pocahontas Municipal Airport, Twin Lakes State Park, and Rockwell City Municipal Airport. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4256 9492 4283 9491 4269 9444 4221 9444 4256 9511 TIME...MOT...LOC 0907Z 295DEG 52KT 4255 9475 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Donavon  092 WUUS51 KLWX 170918 SVRLWX MDC037-170945- /O.NEW.KLWX.SV.W.0150.260617T0918Z-260617T0945Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Baltimore MD/Washington DC 518 AM EDT Wed Jun 17 2026 The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... Southeastern St. Marys County in southern Maryland... * Until 545 AM EDT. * At 518 AM EDT, a severe thunderstorm was located over Saint Inigoes Creek, moving east at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. * Locations impacted include... Saint Inigoes Creek, Saint Inigoes, Scotland, Dameron, and Ridge. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3807 7631 3806 7631 3812 7644 3818 7641 3818 7633 3814 7630 TIME...MOT...LOC 0918Z 284DEG 21KT 3813 7636 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KLW  173 WWUS53 KDMX 170921 SVSDMX Severe Weather Statement National Weather Service Des Moines IA 421 AM CDT Wed Jun 17 2026 IAC025-151-161-170945- /O.CON.KDMX.SV.W.0230.000000T0000Z-260617T0945Z/ Pocahontas IA-Sac IA-Calhoun IA- 421 AM CDT Wed Jun 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT FOR SOUTHERN POCAHONTAS...NORTHEASTERN SAC AND CALHOUN COUNTIES... At 420 AM CDT, a severe thunderstorm was located over Jolley, or 8 miles northwest of Rockwell City, moving east at 55 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...A 67 mph wind gust was measured at the Storm Lake airport. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Rockwell City, Manson, South Twin Lake, North Twin Lake, Pomeroy, Fonda, Lohrville, Twin Lakes, Palmer, Knierim, Rinard, Jolley, Twin Lakes State Park, and Rockwell City Municipal Airport. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4264 9492 4266 9475 4269 9444 4221 9444 4256 9511 4256 9492 TIME...MOT...LOC 0920Z 273DEG 47KT 4250 9473 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Donavon  105 WHUS51 KLWX 170921 SMWLWX ANZ534-537-543-171015- /O.NEW.KLWX.MA.W.0097.260617T0921Z-260617T1015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Baltimore MD/Washington DC 521 AM EDT Wed Jun 17 2026 The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Chesapeake Bay from Drum Point MD to Smith Point VA... Tangier Sound and the inland waters surrounding Bloodsworth Island... Tidal Potomac from Cobb Island MD to Smith Point VA... * Until 615 AM EDT. * At 521 AM EDT, a severe thunderstorm capable of producing waterspouts was located over Point No Point, moving east at 25 knots. HAZARD...Wind gusts 34 knots or greater, waterspouts, and large hail. SOURCE...Radar indicated. IMPACT...Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel. Waterspouts can easily overturn boats and create locally hazardous seas. Hail may damage your vessel. * Locations impacted include... Deep Hole, Tangier Sound, Point No Point, and Deal Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3803 7601 3804 7600 3804 7601 3801 7605 3799 7601 3807 7632 3807 7634 3808 7633 3810 7634 3808 7634 3809 7642 3811 7634 3818 7638 3818 7608 3815 7604 3818 7595 3813 7595 3814 7587 3796 7591 TIME...MOT...LOC 0921Z 280DEG 23KT 3813 7633 WATERSPOUT...POSSIBLE HAIL...>.75IN WIND...>34KTS $$ KLW  005 WUUS53 KDMX 170931 SVRDMX IAC015-025-073-079-187-171015- /O.NEW.KDMX.SV.W.0231.260617T0931Z-260617T1015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Des Moines IA 431 AM CDT Wed Jun 17 2026 The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Northeastern Greene County in west central Iowa... Webster County in central Iowa... Calhoun County in west central Iowa... Western Hamilton County in central Iowa... Northwestern Boone County in central Iowa... * Until 515 AM CDT. * At 430 AM CDT, a severe thunderstorm was located over Rockwell City, moving east at 55 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Fort Dodge, Webster City, Rockwell City, Lake City, Manson, Gowrie, North Twin Lake, Fort Dodge Regional Airport, South Twin Lake, Dayton, Stratford, Coalville, Otho, Lehigh, Duncombe, Callender, Farnhamville, Lohrville, Twin Lakes, and Harcourt. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4256 9461 4256 9373 4207 9396 4229 9483 TIME...MOT...LOC 0930Z 283DEG 49KT 4240 9462 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Donavon  461 WWUS51 KLWX 170936 SVSLWX Severe Weather Statement National Weather Service Baltimore MD/Washington DC 536 AM EDT Wed Jun 17 2026 MDC037-170945- /O.CON.KLWX.SV.W.0150.000000T0000Z-260617T0945Z/ St. Marys MD- 536 AM EDT Wed Jun 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 AM EDT FOR EASTERN ST. MARYS COUNTY... At 536 AM EDT, a severe thunderstorm was located 8 miles east of Saint Inigoes Creek, moving east at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. This severe thunderstorm will remain over mainly rural areas of eastern St. Marys County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3811 7631 3806 7631 3808 7636 3818 7633 3814 7630 TIME...MOT...LOC 0936Z 284DEG 21KT 3810 7623 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KLW  389 WWUS53 KDMX 170940 SVSDMX Severe Weather Statement National Weather Service Des Moines IA 440 AM CDT Wed Jun 17 2026 IAC015-025-073-079-187-171015- /O.CON.KDMX.SV.W.0231.000000T0000Z-260617T1015Z/ Greene IA-Webster IA-Calhoun IA-Hamilton IA-Boone IA- 440 AM CDT Wed Jun 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR NORTHEASTERN GREENE...WEBSTER...CALHOUN...WESTERN HAMILTON AND NORTHWESTERN BOONE COUNTIES... At 439 AM CDT, a severe thunderstorm was located over Somers, or 8 miles east of Rockwell City, moving east at 55 mph. HAZARD...70 mph wind gusts and half dollar size hail. SOURCE...Emergency management reported semis blown over on Highway 20. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Fort Dodge, Webster City, Rockwell City, Lake City, Manson, Gowrie, North Twin Lake, Fort Dodge Regional Airport, South Twin Lake, Dayton, Stratford, Coalville, Otho, Lehigh, Duncombe, Callender, Farnhamville, Lohrville, Twin Lakes, and Harcourt. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare immediately for large hail and damaging winds. People outside should move to a shelter, inside a strong building and away from windows. && LAT...LON 4256 9461 4256 9373 4207 9396 4229 9483 TIME...MOT...LOC 0939Z 283DEG 49KT 4237 9446 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Donavon  150 FZUS71 KLWX 170945 MWSLWX Marine Weather Statement National Weather Service Baltimore MD/Washington DC 545 AM EDT Wed Jun 17 2026 ANZ534-537-543-171045- 545 AM EDT Wed Jun 17 2026 ...A LINE OF THUNDERSTORMS OVER THE WATERS... The areas affected include... Chesapeake Bay from Drum Point MD to Smith Point VA... Tangier Sound and the inland waters surrounding Bloodsworth Island... Tidal Potomac from Cobb Island MD to Smith Point VA... At 544 AM EDT, Doppler radar indicated a line of thunderstorms, capable of producing winds to around 30 knots and small hail. This front was located along a line extending from near Deep Hole to Mouth Of The Potomac River, moving east at 20 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until these storms pass. && LAT...LON 3791 7627 3794 7634 3796 7641 3813 7617 3799 7589 3798 7590 3797 7589 3798 7586 3797 7587 3796 7586 3795 7589 3796 7589 3793 7590 3792 7589 3790 7591 3789 7624 $$ KLW  844 FZUS71 KLWX 170946 MWSLWX Marine Weather Statement National Weather Service Baltimore MD/Washington DC 546 AM EDT Wed Jun 17 2026 ANZ537-170956- /O.CAN.KLWX.MA.W.0097.000000T0000Z-260617T1015Z/ 546 AM EDT Wed Jun 17 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Tidal Potomac from Cobb Island MD to Smith Point VA... The thunderstorm has moved out of the warned area and no longer poses a significant threat to boaters. && LAT...LON 3796 7591 3801 7598 3802 7599 3803 7601 3804 7600 3803 7604 3800 7604 3807 7634 3811 7630 3809 7633 3810 7633 3812 7631 3818 7613 3818 7608 3816 7609 3817 7606 3815 7605 3818 7595 3813 7595 3813 7587 TIME...MOT...LOC 0946Z 280DEG 23KT 3810 7613 $$ ANZ534-543-171015- /O.CON.KLWX.MA.W.0097.000000T0000Z-260617T1015Z/ 546 AM EDT Wed Jun 17 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 615 AM EDT... For the following areas... Chesapeake Bay from Drum Point MD to Smith Point VA... Tangier Sound and the inland waters surrounding Bloodsworth Island... At 546 AM EDT, a severe thunderstorm capable of producing waterspouts was located near Deep Hole, moving east at 25 knots. HAZARD...Waterspouts, wind gusts 34 knots or greater, and large hail. SOURCE...Radar indicated. IMPACT...Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel. Waterspouts can easily overturn boats and create locally hazardous seas. Hail may damage your vessel. Locations impacted include... Deep Hole, Tangier Sound, and Deal Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3796 7591 3801 7598 3802 7599 3803 7601 3804 7600 3803 7604 3800 7604 3807 7634 3811 7630 3809 7633 3810 7633 3812 7631 3818 7613 3818 7608 3816 7609 3817 7606 3815 7605 3818 7595 3813 7595 3813 7587 TIME...MOT...LOC 0946Z 280DEG 23KT 3810 7613 WATERSPOUT...POSSIBLE HAIL...>.75IN WIND...>34KTS $$ KLW  317 WUUS53 KDMX 170952 SVRDMX IAC015-079-083-127-169-171045- /O.NEW.KDMX.SV.W.0232.260617T0952Z-260617T1045Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Des Moines IA 452 AM CDT Wed Jun 17 2026 The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Story County in central Iowa... Hardin County in central Iowa... Western Marshall County in central Iowa... Hamilton County in central Iowa... Northeastern Boone County in central Iowa... * Until 545 AM CDT. * At 452 AM CDT, a severe thunderstorm was located near Stratford, or 13 miles southwest of Webster City, moving southeast at 65 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Ames, Boone, Webster City, Nevada, Iowa Falls, Eldora, Story City, State Center, Roland, Jewell Junction, Gilbert, Iowa State Center, Colo, Hubbard, Melbourne, Alden, Zearing, Radcliffe, Ellsworth, and Stanhope. This includes Interstate 35 between mile markers 110 and 148. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare immediately for large hail and damaging winds. People outside should move immediately to shelter inside a strong building. Stay away from windows. && LAT...LON 4187 9312 4207 9399 4255 9378 4249 9303 4247 9303 4247 9301 TIME...MOT...LOC 0952Z 292DEG 54KT 4231 9397 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Donavon  562 WGUS54 KHGX 170955 FFWHGX TXC039-171300- /O.NEW.KHGX.FF.W.0020.260617T0955Z-260617T1300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Houston/Galveston TX 455 AM CDT Wed Jun 17 2026 The National Weather Service in League City has issued a * Flash Flood Warning for... South Central Brazoria County in southeastern Texas... * Until 800 AM CDT. * At 455 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. The expected rainfall rate is 2 to 3 inches in 1 hour. 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 and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Lake Jackson, Angleton, Freeport, Clute, Richwood, Jones Creek, Danbury and southeastern Bailey's Prairie. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 2927 9534 2930 9529 2922 9535 2910 9540 2893 9536 2891 9533 2889 9532 2887 9537 2884 9544 2888 9546 2897 9549 2907 9549 2914 9547 FLASH FLOOD...RADAR AND GAUGE INDICATED EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR $$ Batiste  629 WGUS54 KHGX 170958 FFWHGX TXC039-171300- /O.EXT.KHGX.FF.W.0019.000000T0000Z-260617T1300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Houston/Galveston TX 458 AM CDT Wed Jun 17 2026 The National Weather Service in League City has extended the * Flash Flood Warning for... Southeastern Brazoria County in southeastern Texas... * Until 800 AM CDT. * At 458 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 4 and 6.5 inches of rain have fallen. The expected rainfall rate is 2 to 3 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Galveston Island West End, eastern Angleton, Freeport, Clute, Surfside Beach, Danbury, Oyster Creek, Liverpool, San Luis Pass and Chocolate Bayou. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 2935 9519 2932 9514 2928 9511 2919 9506 2915 9505 2913 9511 2912 9510 2909 9511 2908 9508 2906 9508 2890 9533 2892 9536 2910 9541 2921 9536 2930 9529 FLASH FLOOD...RADAR AND GAUGE INDICATED EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR $$ Batiste