The Storm Prediction Center (SPC) placed Iowa under an Enhanced Risk for severe thunderstorms late May 15, 2026, with severe/damaging winds and large to very large hail forecast late this afternoon and evening. Initial supercells may produce hail of 5 cm (2 inches) or larger before storms organize into clusters capable of localized wind gusts above 120 km/h (75 mph).
Blinding dust storms caused crashes on state highways 83 and 85 in North Dakota on May 14, 2026, while grass fires fueled by dry and windy conditions created dangerous travel conditons on the I-29 in Traill County.
Episode 47 of the ongoing Halemaʻumaʻu eruption at the summit of Kīlauea ended at 00:27 HST (10:27 UTC) on May 15, 2026, after 9 hours of continuous lava fountaining from the north vent. The U.S. Geological Survey’s Hawaiian Volcano Observatory (HVO) said the eruption is paused and lowered Kīlauea to Volcano Alert Level Advisory and Aviation Color Code Yellow.
Wildfires burning across the Texas Panhandle and eastern New Mexico have scorched more than 18 000 ha (44 500 acres) since May 14, prompting evacuations near Amarillo and along the New Mexico–Texas border
At least seven people were hospitalized after blowing dust reduced visibility and triggered multiple vehicle crashes along U.S. 91 near Cove, Utah, close to the Idaho border, at around 16:00 MDT (22:00 UTC) on May 13, 2026.
The Alaska Volcano Observatory (AVO) raised Mount Kupreanof to Aviation Color Code Yellow and Volcano Alert Level Advisory at 17:01 UTC on May 12, 2026, after seismic activity and sulfur dioxide emissions increased over recent months at the Alaska Peninsula volcano.
Pennsylvania Governor Josh Shapiro requested a USDA Secretarial Disaster Designation for all counties after below-freezing temperatures on April 21, 2026, damaged specialty crops across the state. Early estimates place possible economic losses for Pennsylvania’s specialty-crop industry at USD 150 million to USD 200 million.
Severe thunderstorms produced giant hail up to 11.4 cm (4.5 inches), damaging winds, power outages, and road blockages across parts of Texas on May 10 and 11, 2026, after the Storm Prediction Center (SPC) placed parts of west-central and north-central Texas under an Enhanced Risk. SPC storm reports included baseball-size hail in several counties, wind damage near Hamilton, more than 18 000 power outages in the Austin area, and gusts up to 135 km/h (84 mph) near Corpus Christi NAS.
The NWS Storm Prediction Center (SPC) issued a Critical fire weather forecast for parts of eastern Montana into west-central North Dakota valid from 12:00 UTC on May 11 through 12:00 UTC on May 12, 2026, as multiple National Weather Service offices warned that strong winds, low humidity, dry fuels, and frontal wind shifts would support rapid wildfire spread across parts of the northern and central Plains.
A large wildfire burning in western Broward County, Florida, has scorched nearly 2 023 ha (5 000 acres) as of May 11, 2026, sending smoke toward the Pembroke Pines area while fire crews worked to contain the blaze. It was 20% contained after burning approximately 1 942 ha (4 800 acres), according to the Florida Forest Service (FFS).
