Hurricane Helene

The MIS team released the Pre Event Report on GEO for Hurricane Helene on 24 September, which showed the Predicted Track, Predicted Arrival Times, and Cone of Uncertainty.

On 25 September, the product on GEO was updated to include a Potential Storm Surge Layer,  identifying areas which could be at risk from the expected dangerous water levels and the likely extent of the storm surge.

There were also new Predicted Tracks, Predicted Arrival Times, and a new Cone of Uncertainty.

This layer was updated again on 26 September with additions to the Potential Storm Surge Layer.

After Helene made landfall in Florida on 26 September, the MIS team added an Exposure Layer to the GEO report on 27 September, which featured a multi-peril breakdown with unique Wind and Flood Exposure Grids for potentially affected areas alongside an initial damage estimate, as well as Wind Speeds and Power Outages.

On 28 September, the team released the first Claims Layer for Hurricane Helene, which covered Wind and Flood Claims Grids for areas where damage is present and the likely extent of this damage. There was also the first release of 15cm Aerial Imagery for coastal regions in Florida which have been impacted.

The Claims Layer was expanded on 29 and 30 September to include more affected locations, where additional 15cm aerial imagery was also added as well.

On 01 October, the team made further additions to the report, which included the first release of 7.5cm Aerial Imagery, which covered one of the areas under the eye of the storm - Madison, Florida.

02 October saw the first instances of Ground-Level Imagery added to the report, for Perry and Madison in Florida, as well as Valdosta in Georgia. On top of this, new 15cm aerial imagery was added, as well as updates to the Flood and Wind Exposure and Claims Layers. 

As the response to this event went into its second week, the team added to the report on 03 October with updates to the 500m x 500m Flood Exposure Layer, as well as a 1km x 1km Wind Claims layer covering the coastal region and Tampa, Florida with additional 15cm imagery.

04 October saw another update to the Wind and Flood Claims Layers and the Flood Exposure Layer.

The team made more updates on 06 October with an updated 1km x 1km Wind Claims layer covering the coastal region and Tampa, Florida. There was also additional imagery of Tampa and updated Power Outage layers.

On 07 October, the report was updated with a Wind Claims layer and 15cm imagery  covering the Asheville region of North Carolina. On top of this was a release of an updated Flood Exposure Layer.

There were further additions to the report on 08 October, including an updated Wind Claims layer extending the coverage in the Asheville region of North Carolina as well as the coastal region of Florida, as well as an updated Flood Exposure Layer.

A similar update happened on 09 October in terms of extending the Wind Claims layer coverage for Asheville and coastal Florida, whilst there was also additions to the Flood Exposure and Claims Layers.

Whilst also responding to Hurricane Milton after it made landfall on 09 October, the team released another update to the Helene report on 10 October, further expanding the Wind and Flood Exposure and Claims Layers. 

The same updates were made to the report on 11 October.

The last real-time updates to the Hurricane Helene report were made on 12 October, including  the release of an updated Flood Exposure Layer and Flood Claims Layer.

On 18 November, the MIS team added Building Level Damage Assessments for 18,957 in-force locations, covering Perry, Madison and areas of Florida's Big Bend region.