Tropical Depression Hernan Forecast Discussion
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000 WTPZ43 KNHC 150837 TCDEP3 Tropical Depression Hernan Discussion Number 10 NWS National Hurricane Center Miami FL EP082026 1100 PM HST Fri Aug 14 2026 Hernan is currently a swirl of low- to mid-level clouds with no active convection. A recent ASCAT overpass showed winds of 25-27 kt in the northwestern quadrant, and based on this and the possibility of undersampling the initial intensity is held at a possibly generous 30 kt. Unless convection makes a significant re-appearance, the cyclone is expected to degenerate to a remnant low within the next 12 h. The new forecast calls for the remnant low to decay to a trough by 72 h in agreement with the global models. The initial motion is 275/11 kt. A low- to mid-level ridge to the north should steer Hernan and its remnants westward for the next few days. The new forecast track is similar to, but a little faster than, the previous track. FORECAST POSITIONS AND MAX WINDS INIT 15/0900Z 16.4N 133.8W 30 KT 35 MPH 12H 15/1800Z 16.5N 135.5W 25 KT 30 MPH...POST-TROP/REMNT LOW 24H 16/0600Z 16.6N 137.8W 25 KT 30 MPH...POST-TROP/REMNT LOW 36H 16/1800Z 16.7N 139.9W 25 KT 30 MPH...POST-TROP/REMNT LOW 48H 17/0600Z 16.8N 141.9W 20 KT 25 MPH...POST-TROP/REMNT LOW 60H 17/1800Z 16.8N 143.9W 20 KT 25 MPH...POST-TROP/REMNT LOW 72H 18/0600Z...DISSIPATED $$ Forecaster Beven