Issued at 6:51 PM CDT, Sunday, July 24th, 2011
Rainfall report for Saturday, July 23rd, 2011.
Source: NWS Duluth, Minnesota.
Duluth, MN: 0.90″
Brainerd, MN: 0.29″
Hibbing, MN: 0.50″
Bruno, MN: 0.46″
6 miles west of Sandstone, MN: 0.74″
Cook, MN: 0.42″
Embarrass, MN: 0.38″
Floodwood, MN: 0.34″
Silver Bay, MN: 0.33″
Finland, MN: 0.29″
Ashland, WI: 0.46″
Butternut, WI: 0.60″
9 miles north of Bayfield, WI: 0.40″
4 miles west of Clam Lake, WI: 0.46″
Winter, WI: 0.55″
Weather Tidbits:
*68 degree high temperature at Duluth, MN on July 23rd was the coldest maximum temperature since July 14th when it was 62 degrees.
*Saturday’s high of 68 degrees at Duluth, MN occurred at 12:10 AM, temperatures fell into the 50s and remained in the 50s throughout the day.
*6.86″ of rain fell in around 3 hours time on July 23rd at O’Hare Airport (Chicago, Illinois) This makes it the wettest calendar day at O’Hare, the previous record was on September 13th, 2008 when 6.64″ of rain fell.
*Record daily minimum high temperature at International Falls, Minnesota*
High temperature on July 23rd, 2011 was 62 degrees at International Falls. This breaks the previous record minimum high temperature of 65 degrees which was set in 1926.
Weather History:
On this date in 2004: A record low temperature of 41 degrees occurred at Duluth, Minnesota.
WEATHER HEADLINES:
-Couple showers/thunderstorms for some areas into Monday
-Mild temperatures most of this week
-Another rain/thunderstorm threat late Tuesday-Wednesday?
Forecast Discussion for Northeast Minnesota and Northwest Wisconsin
Today’s Weather:
Temperatures warmed up considerably compared to yesterday with partly to mostly sunny skies across our area. Highs Today were in the 70s to low 80s with dewpoints generally in the mid 50s to lower 60s. Winds were out of the west, northwest or southwest under 15 mph.
Today’s Upper Level Analysis:
500mb ridge continues to sit to our south while a fast W-NW H5 flow covers the Upper Midwest per RUC model analysis and water vapor satellite imagery.
Tonight:
A trough moving into Northwest Minnesota early This Evening will drop S-SE into Northcentral-Northeast Minnesota Overnight. Scattered severe thunderstorms have erupted near this front This Afternoon in Northwest Minnesota and Eastern-Southern North Dakota. A few showers and thunderstorms will probably hold together as they move into Northcentral-Northeast Minnesota Tonight, but these storms should not be severe as instability and moisture is less the farther east you go. Locally heavy rainfall and dangerous lightning strikes will be the main threats from any storm Tonight, with a smaller chance for hail around 0.25″ in diameter and wind gusts to 40 mph. Partly to mostly cloudy skies with lows in the 50s and 60s are expected Tonight with southwest or west winds under 15 mph.
Monday and Monday Night:
A weak trough will continue to push toward the S-SE on Monday…CAPE building to around 1000 j/kg with Lifted Indices around -2 degrees C are expected near this front in Northwest Wisconsin and Eastcentral Minnesota. A few showers and thunderstorms could develop Tomorrow in those areas and with around 30-50 knots of 0-6 KM and EFFECTIVE BULK SHEAR in place, there is a slight chance that these storms could be severe with damaging wind and large hail as the main threats. Partly to mostly sunny skies are forecast on Monday with highs in the 70s and 80s. Lows Monday Night will be in the 50s and 60s with partly cloudy skies. Winds during this period will be out of the southwest or north under 20 mph.
Extended Forecast:
Tuesday looks dry in Northern Minnesota and Northwest Wisconsin with highs in the 70s and 80s, although a developing lake breeze could result in cooler temperatures near Lake Superior. A threat for showers or thunderstorms should return Tuesday Night into Wednesday as low pressure and a warm front and cold front move into the Upper Midwest. Severe threat looks low at this time, but some heavy rainfall could occur in some portions of our area from late Tuesday Night into Wednesday Morning. Dry weather should return to the Northland Wednesday Evening into Thursday. High temperatures on Wednesday will be in the 70s and 80s. Lows Tuesday Night and Wednesday Night will be in the 50s and 60s.
5 DAY FORECAST FOR DULUTH/SUPERIOR
.Tonight… Partly cloudy. A few showers or thunderstorms possible Overnight. Low 58 to 63. Wind southwest at 5 to 15 mph. Chance of rain 30%.
.Monday… Partly cloudy. Showers or thunderstorms possible. High 80 to 85. Wind west at 10 to 15 mph. Chance of rain 20%.
.Monday Night… Mostly clear. Low 55 to 60. Wind north to northwest at 5 to 15 mph.
.Tuesday… Partly cloudy. High 75 to 80 but cooler near Lake Superior.
.Tuesday Night… Partly to mostly cloudy. Showers or thunderstorms possible late. Low 58 to 63. Chance of rain 20%.
.Wednesday… Partly sunny. Showers or thunderstorms possible especially during the Morning. High 70 to 75 but cooler near Lake Superior. Chance of rain 30%.
.Wednesday Night… Partly to mostly cloudy. Low 60 to 65.
.Thursday… Partly sunny. High 78 to 83.
Normal temperatures for Tomorrow
High: 77 degrees
Low: 56 degrees
Monday’s Pollen Forecast:
Grass: Moderate
Tree: Low
Weed: Low
Sunrise Tomorrow: 5:40 AM CDT
Sunset Tomorrow: 8:50 PM CDT
Tim
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