Hurricane Field Program Update — Tuesday, September 17, 2019, 10pm EDT

NOAA49 will conduct a mission in and around Tropical Depression 10, departing Barbados at 0900 local time (1300 UTC), and returning there about 8 hours later.  The aircraft will perform a lawnmower pattern to sample the environment and a circumnavigation of the system about 120 n mi from the center.  The goal is to sample … Continue reading Hurricane Field Program Update — Tuesday, September 17, 2019, 10pm EDT

Hurricane Field Program Update — Monday, September 16, 2019, 11pm EDT

After completing its fourth mission into Hurricane Humberto Monday, NOAA42 will conduct another NESDIS-tasked Ocean Winds mission into Hurricane Humberto on 17 September, departing Lakeland around 1 pm EDT (1700 UTC) and returning there about 8 hours later.  The aircraft will sample Humberto in a figure-four pattern and then perform maneuvers for ocean winds.  This … Continue reading Hurricane Field Program Update — Monday, September 16, 2019, 11pm EDT

Hurricane Field Program Update — Sunday, September 15, 2019, 11pm EDT

NOAA42 will conduct a NESDIS-tasked Ocean Winds mission into Hurricane Humberto on 16 September, departing Lakeland around 2 pm EDT (1800 UTC) and returning there about 8 hours later.  The aircraft will sample Humberto in a figure-four pattern and then perform maneuvers for ocean winds.  A follow-on mission is planned for Tuesday. The G-IV will … Continue reading Hurricane Field Program Update — Sunday, September 15, 2019, 11pm EDT

Hurricane Field Program Update — Saturday, September 14, 2019, 11pm EDT

NOAA42 will conduct a third EMC-tasked mission into Tropical Storm Humberto on 15 September, departing Lakeland around 5 pm EDT (2100 UTC) and returning there 4.5 hours later.  The aircraft will sample Humberto in a butterfly pattern, and possibly gather data during an overpass of the Atmospheric Dynamics Mission Aeolus satellite to help validate its … Continue reading Hurricane Field Program Update — Saturday, September 14, 2019, 11pm EDT

Hurricane Field Program Update — Friday, September 13, 2019, 11pm EDT

NOAA42 recently completed an EMC-tasked mission into what is now Tropical Storm Humberto.  The data from the mission was integral in upgrading the system from a tropical depression.  The aircraft will conduct a second such mission on 14 September, departing Lakeland around 5 pm EDT (2100 UTC) and returning there 4.5 hours later.  The aircraft … Continue reading Hurricane Field Program Update — Friday, September 13, 2019, 11pm EDT

Hurricane Field Program Update — Thursday, September 12, 2019, 9pm EDT

NOAA42 is scheduled for an EMC-tasked mission into Potential Tropical Cyclone Nine , takeoff from Lakeland at 1700 EDT (2100 UTC), returning there just about 5 hours later.  The goal is to gather Doppler radar and dropwindsonde data for assimilation into numerical models.  One-per-day flights are likely to continue until the system is no longer a … Continue reading Hurricane Field Program Update — Thursday, September 12, 2019, 9pm EDT

Paper on what led to the very uncertain forecasts of Hurricane Joaquin in 2015 released online in Weather and Forecasting

Summary:  During the 2015 North Atlantic hurricane season, Hurricane Joaquin meandered near the Bahamas.  Forecasts ranged from bringing Joaquin inland over the U.S. to it going east of Bermuda, suggesting that Joaquin’s track was very uncertain (Fig. 1).  A high-resolution forecast model based on NOAA’s hurricane prediction system, the Hurricane Weather Research and Forecast (HWRF) … Continue reading Paper on what led to the very uncertain forecasts of Hurricane Joaquin in 2015 released online in Weather and Forecasting

Hurricane Field Program Update — Wednesday, September 4, 2019, 5pm EDT

NOAA42 is currently scheduled for three more flights into Hurricane Dorian.  If they all go as scheduled, this will total 15 missions into the storm.  The first departed about an hour ago from Lakeland.  The two future flights will take off at 4am/4pm EDT (0800/2000 UTC) on 5 September.  Each will involve multiple passes through … Continue reading Hurricane Field Program Update — Wednesday, September 4, 2019, 5pm EDT

Hurricane Field Program Update — Tuesday, September 3, 2019, 7pm EDT

The tropics are even more active today, with three tropical cyclones (Hurricane Dorian, Tropical Storm Fernand, and Tropical Depression Eight) spinning in the Atlantic and keeping us busy.  NHC has tasked NOAA49 for its final synoptic surveillance missions around Dorian, departing from Lakeland at 0130 EDT (0530 UTC) and recovering there about 8 hours later.  The … Continue reading Hurricane Field Program Update — Tuesday, September 3, 2019, 7pm EDT

Hurricane Field Program Update — Labor Day, September 2, 2019, 7pm EDT

The tropics remain extremely active, with Hurricane Dorian and four other systems in the Atlantic threatening to develop.  This is keeping the NOAA Hurricane Field Program very busy indeed. Tomorrow, the first mission will be a synoptic surveillance missions around Dorian, taking off from Lakeland and returning there about 8 hour later.  The goal is to … Continue reading Hurricane Field Program Update — Labor Day, September 2, 2019, 7pm EDT