Hurricane Seymour Gains Steam in East Pacific

By: Bob Henson, 03:48 PM GMT on Listopad 24, 2016

More than three weeks of quietude in the Eastern Pacific has come to an end with the development of Hurricane Seymour, which could become the region’s sixth major hurricane of the year. Seymour gained hurricane status about 450 miles southwest of Manzanillo, Mexico, at 11 am EDT Monday, with top sustained winds at 75 mph. As noted by Dr. Phil Klotzbach (Colorado State University), Seymour is the Pacific’s first named storm east of the International Date Line sin...


Updated: 08:26 PM GMT on Listopad 24, 2016

At Least 13 Killed by Typhoon Haima; Atlantic Quiets Down

By: Bob Henson and Jeff Masters, 04:59 PM GMT on Listopad 21, 2016

Potential tropical cyclones are having a tough go of it during these waning days of the 2016 Atlantic hurricane season. Forecasters have been watching Invest 99L for most of this week east of the Bahamas. 99L’s showers and thunderstorms (convection) have never consolidated around a single closed center of low pressure. On Friday morning, 99L consisted of a small pocket of convection near its center and weak showers and storms ringing 99L’s very broad area of low...


Updated: 06:04 PM GMT on Listopad 21, 2016

Drought is the Watchword as Winter 2016-17 Approaches

By: Bob Henson, 05:20 PM GMT on Listopad 20, 2016

After a year with a record number of billion-dollar flood disasters, the United States is now heading into a period where drought may be the leading concern, according to forecasters behind NOAA’s initial winter outlook for 2016-17 that was released Thursday. “The winter forecast doesn’t bode well for [many] areas around the nation experiencing drought,” said Mike Halpert, deputy director of NOAA’s Climate Prediction Center, in a press conference Thursday....

Drought long range winter outlook

Updated: 06:08 PM GMT on Listopad 21, 2016

Haima Slams into Northern Philippines

By: Bob Henson, 03:57 PM GMT on Listopad 19, 2016

Still raging at Category 4 strength, Typhoon Haima (dubbed Lawin in the Philippines) was moving into the northern Philippines on Wednesday night local time. As of 9:00 am EDT Wednesday (9:00 pm local time), Haima was located about 235 miles northeast of Manila, moving west-northwest at about 19 mph. Haima became Earth’s seventh Category 5 storm of the year on Tuesday, with top sustained winds peaking at 165 mph and a minimum central pressure estimated at 900 mb by...


Updated: 06:07 PM GMT on Listopad 21, 2016

Global Temperature Just Short of Record in September, Says NOAA

By: Jeff Masters and Bob Henson, 10:25 PM GMT on Listopad 18, 2016

September 2016 was Earth's second warmest September since record keeping began in 1880, said NOAA's National Centers for Environmental Information (NCEI) on Tuesday. In the NOAA database, September 2016 came in 0.89°C (1.66°F) warmer than the 20th-century average for September, and just 0.04°C shy of the record set in September 2015. NASA reported the warmest September in its database, with September 2016 a mere 0.01°C above the previous record, set in September...

Climate Summaries

Updated: 05:54 AM GMT on Listopad 20, 2016

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Cat 6 lead authors: WU cofounder Dr. Jeff Masters (right), who flew w/NOAA Hurricane Hunters 1986-1990, & WU meteorologist Bob Henson, @bhensonweather

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