21.   The hot spell that struck the San Francisco area after the storms ended four weeks ago brought about an abrupt onslaught of pollen.

22.   The hot spell would come as the corn crop begins its sensitive pollination stage, which determines the amount of grain from each ear.

23.   The moisture-laden air in the current hot spell has limited daytime temperatures while contributing to very warm nights.

24.   The window fans are still out, in case we have another hot spell.

25.   Then came the downpours last spring that knocked many blossoms off the vines, followed by a cool summer punctuated by hot spells that slowed growth.

26.   Their closure has raised a threat of sporadic blackouts in Connecticut and voltage reductions elsewhere if a prolonged hot spell pushes demand for power beyond available supply.

27.   Then came the spring downpours that knocked many blossoms off the vines, followed by a cool summer punctuated by hot spells that slowed growth.

28.   Turning on the fans later at night during hot spells seems to help.

29.   While some of the heat in the Southeast was generated in Texas and blown into the region on sultry breezes, part of the hot spell was locally grown.

30.   Other companies may have experienced reduced demand, but partly due to the recent hot spell Tenaga had registered peak demand and record daily energy consumption, he added.