Potential Sub-Tropical Cyclone – SPECIAL UPDATE

By: Steve Gregory, 5:57 PM GMT on May 06, 2015





INVEST 90L MAY EVOLVE INTO SUB-TROPICAL BUT ODDS AGAINST IT
6-MAY-15
(Next Regular WX Update THU – MAY 7)

The NHC has designated the disturbance off the Florida coast as INVEST 90L as expected, and they give it a 60% probability of becoming a sub-tropical or Tropical cyclone during the next few days. IMHO, I doubt it will actually justify the designation which NHC seems determined to make. Regardless, the system i...

Tropical Storm

Major Pattern Shift Completed – Potential Sub-Tropical Cyclone (UPDATE SOON)

By: Steve Gregory, 8:29 PM GMT on May 04, 2015

Major Pattern Shift Completed – Potential Sub-Tropical Cyclone


Warm Week Ahead
4-MAY-15

WILL HAVE AN UPDATE ON INVEST 90L AROUND 1PM CDT)
(Next REGULAR Update THU – MAY 7)

The pattern change that began a week ago has completed, with the main long wave TROF now over the western US and a broad, low amplitude ridge over the southeastern US. This general flow pattern will bring above normal readings from the Gr...

2 WEEK FORECAST Alaska Temps EL NINO

Updated: 5:03 PM GMT on May 06, 2015

Warm Start to May

By: Steve Gregory, 7:59 PM GMT on April 30, 2015



Cool Temps in the east to Warm during the Week Ahead
30-APR-15
(Next Update MON – MAY 4)

As the upper low/TROF in the Northeast weakens and the TROF in the EPAC moves into the western US, the Ridge over the Rockies will shift eastward into the central US and amplify - bringing above normal Temps to much of the nation through next week.

The global models are in reasonably good agreement on maintaining a TROF near ...

2 WEEK FORECAST Alaska Temps EL NINO MJO

Updated: 8:16 PM GMT on April 30, 2015

Warmer Weather on the Way in the East

By: Steve Gregory, 6:51 PM GMT on April 27, 2015

Warmer Weather on the Way in the East


Cool in the east – Severe WX in the South this Week
27-APR-15
(Next Update THU - 30APR)

The large upper Low over Southeast Canada / New England is drifting slowly eastward while the next short wave over the southern Rockies heads eastward generating scattered severe T-Storms over the western Gulf coast which will advance slowly eastward this week as a storm center forms near the Georgi...

2 WEEK FORECAST a EL NINO mjo

Updated: 6:59 PM GMT on April 27, 2015

Another Week of Cold WX – and Stormy Gulf Coast

By: Steve Gregory, 7:56 PM GMT on April 23, 2015



Cold Temps in the East to warm during Week 2
26-APR-15

A large-scale & quasi-stationary upper Low over Southeast Canada will keep an unseasonably cold flow into the eastern US during the next week – but much milder conditions should emerge during Week 2. Two potential coast storms are expected to develop over the southeast US during the next week keeping afternoon Temps well below normal across portions of the Gulf coast states and so...

2 WEEK FORECAST Alaska Temps EL NINO

Updated: 8:10 PM GMT on April 23, 2015

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About SteveGregory

Professional Forecaster experience since 1977, concentrating in Aviation, Tropical and Long Range forecasting.

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