Weather Discussion

October 25, 2011

Synopsis

• Miscellaneous Weather Events• NC Minimum Temps from 10/22 – 10/24

(Saturday – Monday)• Brief Recap of Local Weather• Hurricane Rina• CPC’s 2011-2012 Winter Outlook

Northern Lights over NC?!

Wicked Dust Storm over Lubbock, Texas (10/17 – Monday)

Not your typical weak Florida tornado…(10/19 – Wednesday)

Florida Keys Flooding (10/19 – Wednesday)

NC Minimum Temperatures (10/22 – Saturday Morning)

NC Minimum Temperatures (10/23 – Sunday Morning)

NC Minimum Temperatures (10/24 – Monday Morning)

500-mb Analysis (00Z on 10/23 – Saturday Night)

U.S. Surface Analysis (00Z on 10/23 – Saturday Night)

N.C. Surface Analysis (00Z on 10/23 – Saturday Night)

GSO Sounding (00Z on 10/23 – Saturday Night)

GSO Back Trajectories (00Z on 10/23 – Saturday Night)

500-mb Analysis (12Z on 10/23 – Sunday Morning)

U.S. Surface Analysis (12Z on 10/23 – Sunday Morning)

N.C. Surface Analysis (12Z on 10/23 – Sunday Morning)

GSO Sounding (12Z on 10/23 – Sunday Morning)

Tropical Atlantic Advisory (2pm on 10/22 – Saturday Afternoon)

Stormpulse Models for Tropical Disturbance (2pm on 10/22 – Saturday Afternoon)

NHC Advisory for TD #18 (5pm on 10/23 – Sunday Afternoon)

TD #18 (5pm on 10/23 – Sunday Afternoon)

TD #18 (5pm on 10/23 – Sunday Afternoon)

TS Rina (9am on 10/24 – Monday Morning)

NHC Advisory for Hurricane Rina (2pm on 10/24 – Monday Afternoon)

Hurricane Rina (2pm on 10/24 – Monday Afternoon)

Hurricane Rina’s eye begins to form…

Hurricane Rina (2pm on 10/24 – Monday Afternoon)

Hurricane Rina vs. Dry Air

Tropical Atlantic SST Anomalies (as of 10/22)

Tropical Atlantic Wind Shear (2pm on 10/24 – Monday Afternoon)

CPC’s 2011-2012 Winter Outlook

CPC’s 2011-2012 Winter Outlook

ENSO Forecast Outlook Moderate La Nina