Moderate

The combination of hot temperatures and elevated humidity levels will produce heat index values between 108 and 111 degrees for several hours this afternoon into this evening. A few locations may briefly experience heat index values above 111 degrees. If spending time outside today, drink plenty of water, wear light weight and light colored clothing and take frequent breaks from the heat. Young children and pets should never be left unattended in vehicles.

* WHAT...Increased threat of sneaker waves expected. * WHERE...Southwestern Humboldt and Coastal Mendocino Counties. * WHEN...Through this evening. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid

At 610 AM EDT, Doppler radar was tracking a thunderstorm with torrential rainfall 6 miles east of Columbus, moving southeast at 10 mph. Locations to be impacted include... Columbus, Campobello, Lake Bowen, Landrum, Mill Spring, Green Creek, and Fingerville. Very heavy rainfall rates up to 2 inches per hour will be possible in these areas. Torrential rainfall may flood areas with poor drainage, such as ditches and underpasses. Avoid these areas and do not cross flooded

At 334 AM MDT, Doppler radar was tracking a strong thunderstorm 18 miles south of Melstone, or 28 miles east of Roundup, moving northeast at 25 mph. HAZARD...Wind gusts of 45 to 55 mph, penny size hail, and very heavy rainfall. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Musselshell. Monitor the weather situation closely and be alert for threatening

At 435 AM CDT /335 AM MDT/, a line of strong thunderstorms was located from 16 miles west of Alkabo to 9 miles northwest of Grassy Butte, or from 42 miles west of Crosby to 24 miles south of Watford City, moving east at 20 mph. HAZARD...Wind gusts of 50 to 55 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...

HLSHFO This product covers the Hawaiian islands **LOWELL MOVING NORTH-NORTHEASTWARD AND APPROACHING THE WESTERN HAWAIIAN ISLANDS** NEW INFORMATION --------------- * CHANGES TO WATCHES AND WARNINGS: - The Hurricane Watch and Tropical Storm Warning have been upgraded to a Hurricane Warning for Kauai East, Kauai Mountains, Kauai North, Kauai South, Kauai Southwest, and Niihau * CURRENT WATCHES AND WARNINGS: - A Hurricane Warning is in effect for Kauai East, Kauai

* WHAT...Heat index values up to 107. * WHERE...Portions of north central and northeast Texas. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity will increase the risk for heat-related illnesses to occur, particularly for those working or participating in outdoor activities. Take extra precautions when outside by staying hydrated, wearing lightweight and loose fitting clothing, and limiting strenuous activities to the early morning or evening. Check up on relatives and

* WHAT...Heat index values up to 107. * WHERE...Fannin and Lamar Counties. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity will increase the risk for heat-related illnesses to occur, particularly for those working or participating in outdoor activities. Take extra precautions when outside by staying hydrated, wearing lightweight and loose fitting clothing, and limiting strenuous activities to the early morning or evening. Check up on relatives and

At 254 AM MDT, Doppler radar was tracking a strong thunderstorm 12 miles northeast of Roundup, moving east at 25 mph. HAZARD...Wind gusts of 50 to 55 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Mainly rural areas of Northeastern Musselshell County. Monitor the weather situation closely and be alert for threatening weather conditions.

* WHAT...Dangerous rip currents. * WHERE...Eastern Essex MA, Southeast Middlesex MA, Suffolk MA, Eastern Plymouth MA, Barnstable MA, Dukes MA and Nantucket MA Counties. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.