552  
WTPZ35 KNHC 132056  
TCPEP5  
 
BULLETIN  
HURRICANE SIMON ADVISORY NUMBER 26  
NWS NATIONAL HURRICANE CENTER MIAMI FL EP202026  
200 PM MST TUE OCT 13 2026  
 
...SMALL SIMON DRIFTING OFFSHORE OF MEXICO WITH LITTLE CHANGE IN  
STRENGTH...  
...INTERESTS IN WEST-CENTRAL MEXICO AND BAJA CALIFORNIA SUR SHOULD  
CONTINUE TO MONITOR FORECAST UPDATES...  
 
 
SUMMARY OF 200 PM MST...2100 UTC...INFORMATION  
----------------------------------------------  
LOCATION...20.2N 107.5W  
ABOUT 115 MI...190 KM W OF CABO CORRIENTES MEXICO  
ABOUT 115 MI...185 KM SW OF LAS ISLAS MARIAS MEXICO  
MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H  
PRESENT MOVEMENT...W OR 260 DEGREES AT 2 MPH...4 KM/H  
MINIMUM CENTRAL PRESSURE...977 MB...28.85 INCHES  
 
 
WATCHES AND WARNINGS  
--------------------  
CHANGES WITH THIS ADVISORY:  
 
THE GOVERNMENT OF MEXICO HAS DISCONTINUED THE HURRICANE WATCH AND  
TROPICAL STORM WATCH FOR MAINLAND MEXICO.  
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:  
 
A HURRICANE WATCH IS IN EFFECT FOR...  
* LAS ISLAS MARIAS  
 
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE  
WITHIN THE WATCH AREA, GENERALLY WITHIN 48 HOURS.  
 
INTERESTS IN WEST-CENTRAL MEXICO AND IN BAJA CALIFORNIA  
SUR SHOULD CONTINUE TO MONITOR AS NEW WATCHES AND WARNINGS  
ARE POSSIBLE OVER THE NEXT DAY OR TWO.  
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA, PLEASE MONITOR  
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.  
 
 
DISCUSSION AND OUTLOOK  
----------------------  
AT 200 PM MST (2100 UTC), THE CENTER OF HURRICANE SIMON WAS LOCATED  
NEAR LATITUDE 20.2 NORTH, LONGITUDE 107.5 WEST. SIMON IS MOVING  
TOWARD THE WEST NEAR 2 MPH (4 KM/H). THE HURRICANE IS FORECAST TO  
MOVE VERY SLOWLY OVER THE NEXT COUPLE OF DAYS, FOLLOWED BY AN  
EVENTUAL TURN TO THE NORTH OR NORTH-NORTHWEST BY LATE THIS WEEK.  
 
MAXIMUM SUSTAINED WINDS ARE NEAR 90 MPH (150 KM/H) WITH HIGHER  
GUSTS. SOME SLIGHT STRENGTHENING IS POSSIBLE OVER THE NEXT DAY OR  
SO, AND SIMON IS FORECAST TO REMAIN A HURRICANE THROUGH THURSDAY.  
GRADUAL WEAKENING IS FORECAST THEREAFTER.  
 
SIMON IS A VERY SMALL HURRICANE. HURRICANE-FORCE WINDS EXTEND  
OUTWARD UP TO 10 MILES (20 KM) FROM THE CENTER AND  
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 35 MILES (55 KM).  
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 977 MB (28.85 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  
AND ON THE WEB AT HURRICANES.GOV/GRAPHICS_EP5.SHTML?KEY_MESSAGES.  
 
WIND: HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE HURRICANE WATCH  
AREA FOR LAS ISLAS MARIAS ON WEDNESDAY OR THURSDAY.  
 
RAINFALL: SIMON IS EXPECTED TO PRODUCE RAINFALL TOTALS OF 1 TO 2  
INCHES WITH ISOLATED MAXIMUM AMOUNTS OF 3 INCHES OVER PORTIONS OF  
THE STATES OF BAJA CALIFORNIA SUR, NAYARIT, AND SINALOA BY FRIDAY.  
 
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.  
 
SURF: SWELLS GENERATED BY SIMON WILL AFFECT PORTIONS OF THE COAST  
OF SOUTHWESTERN AND WEST-CENTRAL MEXICO DURING THE NEXT FEW DAYS.  
THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP  
CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER  
OFFICE.  
 
 
NEXT ADVISORY  
-------------  
NEXT INTERMEDIATE ADVISORY AT 500 PM MST.  
NEXT COMPLETE ADVISORY AT 800 PM MST.  
 
 
FORECASTER PAPIN  
 
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