Northwest power dailies more than doubled Friday, with temperaturesrnforecast to drop and remain below freezing for most of the week, drivingrnup heating demand. Other western power dailies also jumped on colderthan-rnnormal temperatures, higher demand and rising spot gas prices.rnSP15 on-peak day-ahead climbed $13.50 to the mid-$40s/MWh forrnTuesday delivery on Intercontinental Exchange, up 29% fromrnDecember 27, as California ISO forecast peakload around 31,200 MWrnTuesday, up 10% from Friday's expected peak.
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