Eastern Pacific · Advisory 2 · Oct 7, 9:00 PM UTC
Simon
Tropical stormTS
DEPRESSION BECOMES TROPICAL STORM SIMON
- Sustained wind
- 40 mph
- 35 kt
- Gusts
- 50 mph
- 45 kt
- Pressure
- 1004 mb
- minimum
- Motion
- WNW 8 mph
- 15.5N 101.6W
Drawing the basin chart…
Intensity forecast
Official forecast points from the latest track.
| Hour | Wind | Position |
|---|---|---|
| Now | 40 mph / 50 gust | 15.5N 101.6W |
| 12h | 50 mph / 65 gust | 15.9N 102.7W |
| 24h | 65 mph / 75 gust | 16.3N 104.0W |
| 36h | 75 mph / 90 gust | 16.6N 104.8W |
| 48h | 85 mph / 105 gust | 17.0N 105.1W |
| 60h | 105 mph / 125 gust | 17.8N 105.2W |
| 72h | 115 mph / 140 gust | 18.9N 105.3W |
| 96h | 90 mph / 115 gust | 21.2N 105.6W |
| 120h | 90 mph / 115 gust | 23.6N 106.7W |
Official graphics
Images are published by NHC and NESDIS and update with each advisory.
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736 WTPZ35 KNHC 072039 TCPEP5 BULLETIN Tropical Storm Simon Advisory Number 2 NWS National Hurricane Center Miami FL EP202026 300 PM CST Wed Oct 07 2026 ...DEPRESSION BECOMES TROPICAL STORM SIMON... SUMMARY OF 300 PM CST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...15.5N 101.6W ABOUT 175 MI...285 KM SSE OF LAZARO CARDENAS MEXICO ABOUT 300 MI...485 KM SE OF MANZANILLO MEXICO MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...WNW OR 300 DEGREES AT 8 MPH...13 KM/H MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Interests along the southwestern coast of Mexico should monitor the progress of this system. Watches will likely be required for a portions of the coast of southwestern Mexico tonight. DISCUSSION AND OUTLOOK ---------------------- 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. Maximum sustained winds have increased to near 40 mph (65 km/h) with higher gusts. Continued strengthening is forecast during the next 48 hours, and Simon is expected to become a hurricane by late Thursday. It could become a major hurricane by Saturday. Tropical-storm-force winds extend outward up to 70 miles (110 km) from the center. The estimated minimum central pressure is 1004 mb (29.65 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Simon can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDEP5 and WMO header WTPZ45 KNHC. RAINFALL: Simon is expected to produce rainfall totals of 8 to 12 inches over portions of southwestern Mexico, with isolated maximum totals between 15 and 25 inches possible across portions of Colima and Michoacan through Sunday. This rainfall may produce life-threatening flooding and mudslides, especially in areas of steep terrain. For a complete depiction of forecast rainfall associated with Simon, please see the National Weather Service Storm Total Rainfall Graphic available at hurricanes.gov/graphics_ep5.shtml?rainqpf. NEXT ADVISORY ------------- Next complete advisory at 900 PM CST. $$ Forecaster Pasch