Public Tropical Cyclone Advisory
Issued by NWS
Issued by NWS
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
020 WTPZ32 KNHC 251449 TCPEP2 BULLETIN Hurricane Polo Advisory Number 20 NWS National Hurricane Center Miami FL EP172026 800 AM MST Fri Sep 25 2026 ...POLO IS AN EXTREMELY POWERFUL CATEGORY 5 HURRICANE... ...INTERESTS IN BAJA CALIFORNIA SUR SHOULD MONITOR ITS PROGRESS... SUMMARY OF 800 AM MST...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...17.1N 108.5W ABOUT 290 MI...470 KM SW OF CABO CORRIENTES MEXICO ABOUT 410 MI...660 KM SSE OF CABO SAN LUCAS MEXICO MAXIMUM SUSTAINED WINDS...180 MPH...285 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...900 MB...26.58 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Interests in Baja California Sur should closely monitor the progress of this system. Watches could be required for a portion of the area as early as Saturday. DISCUSSION AND OUTLOOK ---------------------- At 800 AM MST (1500 UTC), the eye of Hurricane Polo was located near latitude 17.1 North, longitude 108.5 West. Polo is moving toward the west near 12 mph (19 km/h), and this motion is expected to continue through today. A gradual turn to the northwest and north is forecast on Saturday and Sunday, followed by a northeastward motion on Monday. On the forecast track, Polo is expected to approach Baja California Sur early next week. Maximum sustained winds are near 180 mph (285 km/h) with higher gusts. Polo is a category 5 hurricane on the Saffir-Simpson Hurricane Wind Scale. Fluctuations in intensity are possible today, but some weakening is expected over the weekend. Polo is forecast to approach Baja California Sur as a strong hurricane early next week. Hurricane-force winds extend outward up to 40 miles (65 km) from the center and tropical-storm-force winds extend outward up to 115 miles (185 km). The estimated minimum central pressure is 900 mb (26.58 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Polo can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDEP2 and WMO header WTPZ42 KNHC. RAINFALL: Polo is expected to produce rainfall totals of 4 to 8 inches with maximum amounts of 10 inches across portions of Baja California Sur. This rainfall may produce life-threatening flooding and mudslides, especially in areas of steep terrain. For a complete depiction of forecast rainfall associated with Polo, please see the National Weather Service Storm Total Rainfall Graphic available at hurricanes.gov/graphics_ep2.shtml?rainqpf SURF: Swells generated by Polo will continue affecting the coast of southwestern Mexico during the next couple of days. Swells will spread northward along the coast of west-central Mexico and the Baja California Peninsula through the weekend. These swells are likely to cause life-threatening surf, rip currents, and coastal flooding. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 200 PM MST. $$ Forecaster Reinhart