Lexington Weather

Lexington, Massachusetts, USA

37°F
4/26/2024 3:37am 
  • Lexington Conditions: Clear
  • Temperature: 37.0°F / 2.8°CColder 0.9°F than last hour.
  • Dew Point: 30.7°FDecreased 0.8°Fsince last hour.
  • Relative Humidity: 78%Increased 1.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 30.36 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   
Southeast Middlesex County, MA - Freeze Warning
 - SEE ALL NEARBY ALERTS -

Public Information Statement
for Boston, MA

        
000
NOUS41 KBOX 251334
PNSBOX
CTZ002>004-MAZ002>024-026-RIZ001>008-260134-

Public Information Statement
National Weather Service Boston/Norton MA
934 AM EDT Thu Apr 25 2024

To:        Subscribers:
           -NOAA Weather Wire Service
           -Emergency Managers Weather Information Network
           -NOAAPort
           Other NWS Partners and NWS Employees
 
From:      Greg Schoor, Chief
           Marine, Tropical and Tsunami Services Branch 
        
Subject:   Hurricane Threats and Impacts (HTI) Mosaic Testing on 
           April 25, 2024
 
Weather Forecast Offices (WFOs) in the National Weather Service (NWS) 
Southern and Eastern Regions will commence with Hurricane Threats and 
Impacts (HTI) threat grid mosaic testing on Thursday, April 25.  
Testing will begin at approximately 1100 AM EDT/1500 UTC.  Test activities 
will take approximately 1 hour; however, NWS dissemination systems may 
take up to an hour and a half to purge all test data.  All test data 
is expected to be cleared by 130 PM EDT/1730 UTC.  

For the test, HTI grids will be created for hurricane Wind Threat, 
Storm Surge Threat, Flooding Rain Threat, and Tornado Threat at each 
participating WFO.  Those grids are stitched together into storm-scale 
HTI graphics.  The HTI Mosaic graphics are available in Keyhole Markup 
Language (KML) format on the following webpage: 
https://www.weather.gov/hti 

The mosaics are also available through the National Digital Forecast 
Database and on web pages hosted by the Weather Forecast Offices (WFOs) 
affected by the tropical cyclone.  These webpages use the following URL 
format, where wfo should be replaced with the 3 digit identifier 
for the WFO of interest:

NWS Eastern Region WFOs:
https://www.weather.gov/wfo/tropical#hti 

NWS Southern Region WFOs: 
https://www.weather.gov/srh/tropical?office=wfo#hti 

More details on HTI can be found in the Product Description Document:
https://www.weather.gov/media/srh/tropical/PDD_HTI.pdf 

Periodic software and hardware testing in preparation for tropical 
cyclone events will continue during the remainder of 2024.

For more information, please contact:
 
  Andy Nash
  Meteorologist-in-Charge
  National Weather Service Boston/Norton MA
  andy.nash@noaa.gov

National Public Information Statements are online at: 
https://www.weather.gov/notification/ 


$$
      

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