Forecast Advisory for Subtropical Storm Josephine Number 1.
Issued at 2100 UTC WED 21 Oct 2026 556.
WTNT25 KNHC 212045.
TCMAT5.
Subtropical Storm Josephine Forecast/Advisory #1.
NWS NATIONAL HURRICANE CENTER MIAMI FL AL102026.
2100 UTC Wed 21 Oct 2026.
A subtropical storm center is located near 37.4N 69.5W at 21/2100Z.
REPEAT POSITION ACCURACY WITHIN 30 NM
Present heading north or 10 degrees at 5 KT.
Minimum estimated central pressure 990 mega.
MAX SUSTAINED WINDS 55 KT with gusts up to 65 KT.
50 KT....... 0NE 0SE 0SW 100NW.
34 KT.......360NE 100SE 130SW 260NW.
4 M SEAS....300NE 150SE 390SW 240NW.
Winds and seas vary greatly each quarter. RADII IN NAUTICAL.
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
return... The center is located near 37.4N 69.5W at 21/2100Z.
AT 21/1800Z CENTER was located near 37.1N 69.6W.
The forecast is valid for 22/0600Z 38.1N 69.0W... Subtropical.
MAX WIND 60 KT... Wind gusts 75 KT. 50 KT... 0NE 70SE 70SW 100NW.
34 KT...270NE 120SE 140SW 220NW.
The forecast is valid 22/1800Z 39.6N 66.2W... Post-trope/extratrope.
MAX WIND 65 KT... Wind gusts 80 KT.
64 KT... 0NE 0SE 50SW 60NW.
50 KT... 0NE 70SE 70SW 100NW.
34 KT...270NE 150SE 160SW 210NW.
The forecast is valid 23/0600Z 41.4N 61.6W... Post-trope/extratrope.
MAX WIND 70 KT... Wind gusts 85 KT.
64 KT... 0NE 0SE 50SW 60NW.
50 KT... 0NE 70SE 80SW 100NW.
34 KT...350NE 210SE 190SW 220NW.
The forecast is valid 23/1800Z 43.3N 56.9W... Post-trope/extratrope.
MAX WIND 60 KT... Wind gusts 75 KT.
50 KT... 70NE 0SE 70SW 100NW.
34 KT...410NE 240SE 210SW 270NW.
The forecast is valid for 24/0600Z 44.1N 53.5W... Post-trope/extratrope.
MAX WIND 50 KT... Wind gusts 60 KT.
50 KT... 70NE 0SE 70SW 70NW.
34 KT...340NE 210SE 180SW 240NW.
The forecast is valid 24/1800Z 44.4N 50.4W... Post-trope/extratrope.
MAX WIND 45 KT... Wind gusts 55 KT.
34 KT...150NE 180SE 180SW 210NW.
extended forecast. note... Trajectory errors averaged close to 125 nm.
on day 4 and at 175 nm on day 5... and along an intensity close to 15 kt each day.
OUTLOOK valid 25/1800Z 43.5N 37.5W... POST-TROP/EXTRATROP.
MAX WIND 40 KT... Wind gusts 50 KT.
34 KT...210NE 180SE 180SW 210NW.
OUTLOOK valid 26/1800Z... faded away
Request for 3 ship reports per hour within 300 miles of 37.4N 69.5W.
The next consultation is on 22/0300Z.
Forecaster Blake