United States of America

Approaching 100F In Maine, Quebec, New Brunswick While New York, Atlanta Has Yet To Hit 90F

Written by on June 19, 2020 in United States of America with 0 Comments
Approaching 100F In Maine, Quebec, New Brunswick While New York, Atlanta Has Yet To Hit 90F

We have an unusual upper air setup currently over eastern North America with a cutoff low anchored over the Appalachian Mountains with a circling ridge transporting intense Plains heat into northern New England. Quebec and the Maritimes. Note the ridge circling the cutoff low over Eastern North America. So, while it’s mid to upper 90s […]

Continue Reading

Winter Refuses To Let Go Of The Western US

Written by on June 12, 2020 in United States of America with 0 Comments
Winter Refuses To Let Go Of The Western US

It’s been a cool June thus far for the Pacific Northwest and Northeast but for the Central states, summer is in full swing. June 2m temp anomaly across the US so far. While unseasonable cold and warmth don’t mix well, there has been dramatic weather and contrasts as a result. From 100-degree heat to record […]

Continue Reading

Mid-Atlantic, Northeast to Skip From March To May Within 72-hours!

Written by on May 13, 2020 in United States of America with 0 Comments
Mid-Atlantic, Northeast to Skip From March To May Within 72-hours!

Following one of the coldest opening 10 days of May in history, the Northeast US is about to skip from March to May within 72 hours. May temp anomaly so far. 90s could may it to Richmond, VA and 80s to Philadelphia and even Trenton, NJ by Friday. New York could see 80s Saturday. Then […]

Continue Reading

Polar Vortex Pays Rare May Visit To Eastern US/Canada Bringing Record Cold, Snow

Written by on May 13, 2020 in United States of America with 0 Comments
Polar Vortex Pays Rare May Visit To Eastern US/Canada Bringing Record Cold, Snow

While it couldn’t make an appearance during winter, it’s taken till nearly mid May for the tropospheric polar vortex to come crashing south. A final stratospheric warming event combined with stratosphere to troposphere coupling and significant height rises into Alaska led to one of the strongest May Arctic Outbreak’s on record. One of 2 pieces […]

Continue Reading

Warm Winter Leads to Drought/Record Heat Across Gulf of Mexico/Caribbean

Warm Winter Leads to Drought/Record Heat Across Gulf of Mexico/Caribbean

With the MJO lingering in the west/central Pacific warm phases, this forced a strong and sustained polar vortex, which resulted in the 6th warmest winter on record for the US. This enhanced the mid latitude subtropical ridge and forced the lowering of heights across the high latitudes, hence the strong polar vortex which bottled polar […]

Continue Reading

‘Ocean-Atmosphere Setup’ Suggests Big 2020 Atlantic Hurricane Season Ahead

Written by on April 27, 2020 in Rest of World, Tropical, United States of America with 0 Comments
‘Ocean-Atmosphere Setup’ Suggests Big 2020 Atlantic Hurricane Season Ahead

Based on all the current parameters and model projection, the 2020 Atlantic Hurricane Season is likely to be busy one. However, let’s keep in mind that although 9 out of 10 factors can align perfectly, it just takes one factor to significantly suppress development or intensification in a seemingly perfect environment, e.g Saharan dust, wind […]

Continue Reading

US: Winter Arrives When It Shouldn’t

Written by on April 13, 2020 in United States of America with 0 Comments
US: Winter Arrives When It Shouldn’t

Old man winter decided to not show for the winter of 2019-20 not just over the USA but the majority of the hemisphere. Now that we’re well into spring when heat, storms and even hurricanes become the focus, winter decided to arrive, albeit 2 months late. With a shift in the big tropical drivers, the […]

Continue Reading

WU: Wettest 12 Months in U.S. History—Again

Written by on June 10, 2019 in United States of America with 0 Comments
WU: Wettest 12 Months in U.S. History—Again

Bob Henson  ·  June 6, 2019, 1:31 PM EDT Propelled by a two-week siege of widespread severe weather and heavy rain in late May, the contiguous U.S. has once again broken its record for the wettest year-long span in data going back to 1895. According to the monthly U.S. climate summary released Thursday from the […]

Continue Reading

US June 2019 Outlook

Written by on June 5, 2019 in United States of America with 0 Comments
US June 2019 Outlook

May will be remembered for it’s flooding rainfall and severe weather. Temperature extremes of widespread cold from Southwest to Great Lakes and all-time record May heat in the Southeast was also noteworthy. One cannot help but think a cooler, wetter summer is on the horizon for a large swathe of the US thanks to the […]

Continue Reading

US Summer Forecast 2019

Written by on May 7, 2019 in United States of America with 0 Comments
US Summer Forecast 2019

Welcome to my 9th annual US summer forecast. As always, when compiling this forecast for the upcoming June-August period there are multiple factors which have been taken into consideration which could influence the summer pattern. These include global and regional sea surface temperature anomalies, El Nino, MJO and rainfall distribution over the last 6 months. […]

Continue Reading

Top