🌀 Track & cone: NOAA NHC Advisory #2 · issued Wed 3:00 PM CST (track, cone, watches & warnings verbatim)💨 Map layer: wind gusts · GFS model run Wed 1:00 PM CST (Oct 7, 18z) — one computer model, not the official forecast; the model's storm position and city gusts may differ from the NHC track and probabilities.⚠️ Weathershot is not an official warning source. For evacuation orders and local instructions follow your local emergency management and the National Weather Service.
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Forecast cone (NHC, 5 days)Track · H hurricane · S storm · D depression · PT post-tropicalCity gusts, mph (GFS, 72 h)Map: Weathershot · GFS 0.25° gusts
⏱️ When winds arrive tropical-storm-force (39+ mph) · NHC probabilities, 5 days
Location
Earliest TS winds could begin
Chance TS winds
Chance hurricane winds
Manzanillo
Fri 1 PM – Sat 1 PM
72%
14%
Barra Navidad
Fri 1 PM – Sat 1 PM
61%
7%
San Blas
Sat 1 PM – Sun 1 PM
51%
7%
P Vallarta
Fri 1 PM – Sat 1 PM
45%
3%
Islas Marias
Sat 1 PM – Sun 1 PM
42%
6%
Mazatlan
Sat 1 PM – Sun 1 PM
30%
2%
Culiacan
—
9%
0%
Cabo San Lucas
—
6%
0%
San Jose Cabo
—
6%
0%
La Paz
—
5%
0%
Time window = the earliest NHC period (CST) with a 10%+ chance that tropical-storm-force winds begin (NHC “earliest reasonable arrival” — be ready before it); “—” = under 10% in every period. Locations and percentages as published by NHC.
⚠️ Watches and warnings NHC, verbatim
No coastal watches or warnings in effect.
📍 Where is Simon now?
ABOUT 175 MI...285 KM SSE OF LAZARO CARDENAS MEXICO ABOUT 300 MI...485 KM SE OF MANZANILLO MEXICO
#1 · Wed 9:00 AM CSTNew Tropical depression forms south of Mexico — Tropical Depression, 35 mph
📝 Forecast discussion NHC forecaster, excerpt
At 300 PM CST (2100 UTC), the center of Tropical Storm Simon was located near latitude 15.5 North, longitude 101.6 West. Simon is moving toward the west-northwest near 8 mph (13 km/h), and this general motion is expected to continue through tomorrow, followed by a turn toward the northwest and north on Friday. On the forecast track, the center of Simon is expected to remain south of Mexico through Friday, but approach the coast of southwestern Mexico on Saturday.