(Friday evening update):
Scattered light snow showers will be possible tonight. A significant snowstorm will likely move into the Upper Midwest on Tuesday, followed by very cold temperatures. The forecast track of this storm will certainly change, so it's not certain if we'll actually get significant snow. However, all available numerical weather prediction models presently indicate significant snowfall over at least part of northern Minnesota from this storm, so the chances of significant snow are greater than we've seen over any time during the past two months.
Temperatures at this time of year are tough to predict. The numerical weather prediction models are incapable of accounting for the warming effects of sunlight over snow-covered ground in late winter and early spring, so high temperatures often climb far above their predicted values. We may have subfreezing high temperatures Saturday, but highs may reach above freezing Sunday and Monday. Temperatures will be dropping well below freezing at night, allowing for nice spring conditions on trails that aren't too exposed to direct sunlight.
(Original post):
This week will bring mostly dry weather with warming temperatures. Highs will be in the low 20s Monday, near freezing Tuesday, near 40 Wednesday, mid 30s to 40 Thursday, and mid 30s Friday. Low temperatures might stay above freezing Wednesday night and Thursday night, which would enhance any melting this week, but clearing skies at night would allow the snow to refreeze and really keep the melting in check. By this coming weekend (March 7/8), we should have subfreezing high temperatures again.
Enjoy the upcoming spring conditions!
Sunday, March 1, 2009
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