Red Flag Warning

The National Weather Service in Fairbanks has issued a Red Flag Warning for lightning, which is in effect from 10 AM Tuesday to midnight AKDT Tuesday night. A Fire Weather Watch has also been issued. This Fire Weather Watch for lightning is in effect from Wednesday morning through Wednesday evening.

* AFFECTED AREA...Northern Seward Peninsula, Upper Kobuk Valleys and Lower Koyukuk Valley.

* TIMING...For the Red Flag Warning, from 10 AM Tuesday to midnight AKDT Tuesday night. For the Fire Weather Watch, from Wednesday morning through Wednesday evening.

* THUNDERSTORM COVERAGE INDEX...Scattered

* WINDS...North 5 to 10 mph.

* HUMIDITY...Low 30 percent.

* TEMPERATURES...Highs in the upper 70s. Lows in the mid 40s.

* IMPACTS...Critical fire weather conditions are expected due to scattered thunderstorms. Thunderstorms will come with frequent lightning and outflow boundaries. Any lightning can cause new ignitions since the fuels are dry and burnable.

* ADDITIONAL DETAILS...There is a question of how far north scattered thunderstorms will travel Wednesday, potentially as far north as the North Slope. Stay tuned.