Tropical Storm Cristobal forms in Atlantic; Pacific system threatens Hawaii
Two storm systems developing simultaneously: Cristobal expected to dissipate Thursday; Pacific cyclone could bring heavy rain to Hawaiian Islands by weekend.
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Summary, timeline and people extracted by Claude from 18 items across 3 sources · 14h ago. Quotes are verbatim.
What to know
- Tropical Storm Cristobal formed in the Atlantic on Wednesday and will dissipate by Thursday with no coastal threats.
- A separate Pacific system (Potential Tropical Cyclone One-C) is moving toward Hawaii and expected to bring heavy rainfall (5-20 inches) by late Friday.
- The Hawaiian Islands face potential flooding and mudslides from the Pacific system, with tropical storm or hurricane watches likely needed by early Thursday.
How it unfolded
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The National Hurricane Center announced that Tropical Storm Cristobal is moving east-northeast and is forecast to dissipate on Thursday as conditions become increasingly unfavorable.
“Tropical Storm Cristobal has formed over the Sub-Tropical Atlantic and is moving quickly toward the east to east-northeast. The current forecast calls for #Cristobal to dissipate on Thursday as conditions become increasingly unfavorable.”
National Hurricane Center Atlantic · X ↗ -
Tropical Storm Cristobal formed in the Atlantic Ocean about 880 miles west of the Azores with maximum sustained winds of 45 mph (72 kph), moving east.
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The National Hurricane Center initiated advisories on Potential Tropical Cyclone One-C in the Pacific, located about 1,000 miles east-southeast of the Hawaiian Islands with 35 mph winds, expected to strengthen and approach the islands by late Friday.
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Forecasters said Potential Tropical Cyclone One-C could bring rainfall totals of 5 to 10 inches across the Hawaiian Islands, with up to 20 inches possible in some areas, which could produce flooding and mudslides.
What people are saying verbatim
“Tropical Storm Cristobal has formed over the Sub-Tropical Atlantic and is moving quickly toward the east to east-northeast. The current forecast calls for #Cristobal to dissipate on Thursday as conditions become increasingly unfavorable.”
National Hurricane Center Atlantic, Federal storm forecaster · X (Twitter) ↗ · Aug 11
“Cristobal was located about 880 miles (1,416 kilometers) west of the Azores with maximum sustained winds of 45 mph (72 kph). It was moving east.”
Associated Press / National Hurricane Center, News report · Philadelphia Inquirer · Aug 11
“The system could bring rainfall totals of 5 to 10 inches (13 to 25 centimeters) in the island chain, with up to 20 inches (51 centimeters) possible, forecasters said. That could produce flooding and mudslides, the NHC said.”
National Hurricane Center, Storm forecaster · Philadelphia Inquirer · Aug 11
Voices from the web unedited
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Tropical Storm #Cristobal Advisory 1 (3 PM GMT, Wed Aug 12): Tropical Storm Cristobal Forms Over the Central Subtropical Atlantic.
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“ A gale center well northeast of Bermuda has become Tropical Storm Cristobal and poses no threat to land. However, a budding storm much farther south could bring impacts to the Caribbean starting this weekend. By Alex Sosnowski, AccuWeather senior meteorologist Published Aug 11, 2026 9:17 AM PDT | Updated Aug 12, 2026 7:54 AM PDT “ https://www…
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Tropical Storm Cristobal has formed over the Sub-Tropical Atlantic and is moving quickly toward the east to east-northeast. The current forecast calls for #Cristobal to dissipate on Thursday as conditions become increasingly unfavorable. For more information check out
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Tropical Storm Cristobal forms in the Atlantic, well away from the Azores Tropical Storm Cristobal has formed in the Atlantic Ocean, located west of the Azores. Forecasters have identified its formation. The storm's location is significantly far from a specific archipelago. https:// seattlecourant.com/stories/202…
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Tropical Storm #Cristobal Advisory 2 (9 PM GMT, Wed Aug 12): Cristobal Moving Quickly Eastward.
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Tropical Storm Cristobal forms in the Atlantic The National Hurricane Center begins issuing advisories on Tropical Storm Cristobal. Dolly is also expected to form in the Atlantic soon. https:// weather.com/2026/08/12/storms/ hurricane/cristobal-forms-in-atlantic-areas-to-watch-nhc-dolly # TopNews # News # Atlantic # TropicalStormCristobal #…
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Tropical Storm #Cristobal Advisory 3 (3 AM GMT, Thu Aug 13): Cristobal Forecast to Become a Remnant Low Later Today.
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Tropical Storm Cristobal forms in the Atlantic Ocean, but won't last long Tropical Storm Cristobal has formed with 45 mph winds in the Atlantic, but forecasters already expect the storm to weaken and dissipate Thursday. https://www. wfaa.com/article/news/nation-w…
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Tropical Storm Cristobal forms in Atlantic as other storms brew https://www. usatoday.com/story/news/weathe r/2026/08/12/tropical-storm-cristobal-forms/91264330007/?utm_source=flipboard&utm_medium=activitypub Posted into Top Stories @ top-stories-USAToday
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Tropical Storm # Cristobal has formed in the mid-Atlantic. Expected to remain a "fish storm" (bothering no one but the fish) as it heads generally east-northeast. https://www. nhc.noaa.gov/refresh/graphics_ at3+shtml/122034.shtml?cone#contents