Twenty-One 2023

DISCLAIMER This is not official information or modeling, I’m just a dude on the internet. Please follow all guidance from NOAA and your local officials.

Windfield Map

• as of 2023-10-24T09:06:26+00:00
• 100px per degree
• GWAF 0.9
• No Friction
• default radius of maximum wind is 15kts

Useful Links

• NOAA Active Cyclones
• Tropical Tidbits
• https://www.nhc.noaa.gov/text/refresh/MIATCPAT1+shtml/240842.shtml
• https://www.nhc.noaa.gov/refresh/graphics_at1+shtml/084320.shtml?cone

Data Files

Download Zip

File List:

• twenty-one2023_100x100.csv
• twenty-one2023_100x100.png
• twenty-one2023_100x100.wld
• twenty-one2023_100x100_2023-10-24T090600+0000.jpeg

Official Advisory Discussion

At 500 AM EDT (0900 UTC), the center of Tropical Depression Twenty-One was located near latitude 13.1 North, longitude 84.0 West. The depression is moving toward the northwest near 6 mph (9 km/h), and a northwestward to west-northwestward motion will continue during the next day or so.

Maximum sustained winds are near 30 mph (45 km/h) with higher gusts. Little change in strength is forecast. The depression is expected to dissipate over Nicaragua later today.

The estimated minimum central pressure is 1007 mb (29.74 inches).

HAZARDS AFFECTING LAND

Key messages for Tropical Depression Twenty-One can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT1 and WMO header WTNT41 KNHC.

RAINFALL: The tropical depression is expected to produce additional rainfall totals of 4 to 8 inches with maximum amounts of 12 inches across Nicaragua and 2 to 4 inches with maximum amounts of 6 inches across southern and eastern Honduras. These rains are likely to produce flash and urban flooding, along with mudslides in areas of higher terrain.

NEXT ADVISORY

Next complete advisory at 1100 AM EDT.

$$ Forecaster Kelly