LIVE · Advisory #2 · 3:00 PM CST

Tropical Storm Simon

Depression becomes Tropical Storm Simon
Max winds40 mph
Pressure1004 mb
MovementWNW 8 mph
Position15.5N 101.6W
Next advisory9:00 PM CST

Tropical Storm Simon forecast path & cone map

🌀 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.
Tropical Storm Simon: NHC forecast track and cone over the GFS wind gust map, Eastern & Central Pacific
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Forecast cone (NHC, 5 days) Track · H hurricane · S storm · D depression · PT post-tropical City gusts, mph (GFS, 72 h) Map: Weathershot · GFS 0.25° gusts

When winds arrive tropical-storm-force (39+ mph) · NHC probabilities, 5 days

LocationEarliest TS winds could beginChance TS windsChance hurricane winds
ManzanilloFri 1 PM – Sat 1 PM72%14%
Barra NavidadFri 1 PM – Sat 1 PM61%7%
San BlasSat 1 PM – Sun 1 PM51%7%
P VallartaFri 1 PM – Sat 1 PM45%3%
Islas MariasSat 1 PM – Sun 1 PM42%6%
MazatlanSat 1 PM – Sun 1 PM30%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

Advisory timeline

  • #2 · Wed 3:00 PM CSTDepression becomes Tropical Storm Simon — Tropical Storm, 40 mph
  • #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.