000 AXPZ20 KNHC 112156 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 2205 UTC Wed Aug 11 2021 Tropical Weather Discussion for the eastern Pacific Ocean from 03.4S to 30N, east of 120W including the Gulf of California, and from the Equator to 30N, between 120W and 140W. The following information is based on satellite imagery, weather observations, radar, and meteorological analysis. Based on 1800 UTC surface analysis and satellite imagery through 2150 UTC. ...SPECIAL FEATURES... Tropical Storm Linda is centered near 13.6N 106.2W at 11/2100 UTC moving W at 8 kt. Estimated minimum central pressure is 995 mb. Maximum sustained wind speed is 60 kt with gusts to 75 kt. Numerous moderate to strong convection from 09N to 15N between 100W and 111W. A turn toward the west-northwest is expected on Thursday, with that motion continuing through the weekend. Additional strengthening is forecast, and Linda is expected to become a hurricane tonight. Please read the latest NHC Public Advisory at https://www.nhc.noaa.gov/text/MIATCPEP2.shtml and Forecast/ Advisory at https://www.nhc.noaa.gov/text/MIATCMEP2.shtml for more details. Tropical Storm Kevin is centered near 21.1N 117.8W at 11/2100 UTC moving WNW at 9 kt. Estimated minimum central pressure is 1002 mb. Maximum sustained wind speed is 40 kt with gusts to 50 kt. Numerous moderate convection is SW of the center from 18N to 22N between 118W and 122W. Kevin is expected to weaken to a tropical depression by Thursday morning and then a remnant low by Thursday night. Please read the latest NHC Public Advisory at https://www.nhc.noaa.gov/text/MIATCPEP1.shtml and Forecast/ Advisory at https://www.nhc.noaa.gov/text/MIATCMEP1.shtml for more details. ...TROPICAL WAVES... A tropical wave is along 88W north of 02N, moving W at 10 to 15 kt. Scattered moderate convection is noted N of 03N between 82W and 95W. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough axis extends from 08N83W to 10N97W, then resumes from 12N123W to 08N140W. Other than the convection associated with Kevin, Linda and the tropical wave, scattered moderate convection is noted from 08N to 11N between 122W and 135W. OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Conditions across the Mexico offshore waters are being dominated by tropical storms Kevin and Linda. Please refer to the Special Features section above for details these storms. Otherwise, light to gentle winds are N of Punta Eugenia with seas to 5 ft forecast to increase to 8-9 ft tonight and Thu as Kevin continues to move NW out of the area. Conditions W of Baja California will be fair through Thu evening when Linda will enter the offshore waters SW of Cabo San Lucas. In the Gulf of California gentle to moderate SE winds will become light to gentle variable flow on Thu through Thu night. Gentle to moderate NW winds are forecast the remainder forecast period. For the forecast, Kevin will move to 22.2N 119.3W Thu morning, weaken to a tropical depression near 23.4N 121.6W Thu afternoon, become a remnant low and move to 24.7N 124.0W Fri morning. Linda will strengthen to a hurricane near 13.8N 107.2W Thu morning, move to 14.5N 109.0W Thu afternoon, 15.4N 110.9W Fri morning, 16.4N 112.9W Fri afternoon, 17.4N 115.0W Sat morning, and 18.1N 117.0W Sat afternoon. OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, and WITHIN 750 NM OF ECUADOR... Moderate to fresh S to SW winds S of the monsoon trough will prevail through Thu. Gentle to moderate S to SW winds will prevail afterward through the remainder forecast period. Light to getle variable winds will dominate the waters N of the monsoon trough. Shower activity is expected near the monsoon trough, off western Panama and Costa Rica through tonight as a tropical wave moves across the region. REMAINDER OF THE AREA... Please refer to the Special Features section above for details on Tropical Storm Linda and Tropical Storm Kevin. Outside of the area of winds over 25 kt and seas over 8 ft associated with the two tropical storms, a broad and weak ridge of high pressure prevails across the waters north of the monsoon trough with gentle to moderate trades under the ridge. Moderate to locally fresh S-SW winds are noted south of the monsoon trough. Seas are 4 to 7 ft in mixed long period southerly and northerly swell. For the forecast, outside of the influences of Kevin and Linda, fairly tranquil marine conditions will persist through the next several days. Large southerly swell from the Southern Hemisphere will reach the waters south of 10N by Sunday night. $$ Ramos