Friday, April 13, 2012

Weekend Forecast

Good Afternoon! Taking a few minutes out of my vacation to compose your weekend forecast. First lets take a look back at the week. It was cold one. Some areas to the North squeezed out a few snow flurries but frost was the dominate feature this week. Everyone seeing one of their coldest mornings since the beginning of March. For us in Indianapolis it was the coldest since March 10 when morning lows dipped to  27. Here's a chart that shows our morning lows and afternoon highs observed this week starting from sunday.


A pattern change is under way. The high pressure that dominated much of the week is pushing east. Also, a warm front is moving through. Keeping an eye to the west. Two things in store this weekend. One, warmer temperatures and two, stormy weather. This will not be as intense here as it will be in the plains. When the SPC issues a high risk for severe weather 2 days in advance then this shows how much damage this storm will do. In fact, there could be a tornado outbreak that could effect a few states such as Oklahoma, Nebraska, and Texas. (See Image below courtesy of Accuweather.com) The last Day 2 High Risk was issued APRIL 7, 2006 (NOAA Photo #3 below, courtesy of Accuweather.com, shows the reports from this day). Take heed of the warnings and remember, get a weather radio. Also, there WILL always be atleast a 1% chance for a tornado to form during a thunderstorm. As lightning can strike anywhere at any given time, its best not to be outside. One lightning strike has enough energy to power a 100 watt light bulb for 3 months.




We have the chance for some storm activity here for the weekend primarily for your Saturday. Rainfall should total well under half an inch. We should have a break Sunday, i wouldn't completely rule out a few sprinkles though. The next rainmaker moves in Sunday Night into Monday. Some storms could become severe with this system. I'm callin for a daily chance for showers til the end of day Monday. As i mentioned in a earlier blog, April is typically the wettest month of the year and one of the top 5 cloudiest months of the year. As the weather pattern changes to a wetter setup, we could easily beef up our precipitation totals finishing above normal for the month.
Temperatures rise to 70s for the weekend and mostly 60s for next week. Keep in mind where the threat for severe weather arises, cooler air exist. I mentioned several times last month you can expect April to be cooler than March. We should finish around normal for the month. The average departure temperature is 53. Currently, our average temperature for the month is 54.



NWS GFS Model Early Saturday Morning


NWS GFS Model Monday Afternoon

NWS GFS Model 87 hr Precipitation Total Early Tuesday Afternoon



The Indianapolis Indians play tonight at Victory Field as they open up the seasons first home game vs the Toledo Mud Hens. Here's the forecast if your heading out. May need the umbrella.


Here's my 10 Detailed Outlook. Updated Temperature/Precip/Snowfall Data

Today-Partly Cloudy & Seasonal Afternoon. High 65.
Tonight-Cloudy. Showers Possible after 6pm. Not as Cool. Low 52.

Saturday-Cloudy. Showers/T'Storms. Becoming Breezy.
Winds SW 10-20 MPH. High 72.
Saturday Night-Cloudy. Showers/T'Storms. Mild. Breezy.
Winds S 10-15 MPH. Low 60.

Sunday-Partly Cloudy. Some Sun? Chance of Sprinkles. Warmer.
Windy. Winds SW 15-25 MPH. High 79.
Sunday Night-Cloudy. Showers/T'Storms.
Winds SSW 10-15 MPH. Low 59.

Monday-Cloudy. Showers/T'Storms. Not as Warm.
Winds SW 10-15 MPH. High 69.
Monday Night-Showers/T'Storms ending early. Clearing Clouds.
Cooler. Not as Brezy. Winds WNW 5-10 MPH. Low 49.

Tuesday-Sunny. Not as Breezy. Winds NW 5-10 MPH. Seasonal Temps. High 63.
Tuesday Night-Cloudy. Cooler. Low 44.

Wednesday-Partly Cloudy. Some sun. High 60.
Wednesday Night-Cloudy & Cool. Low 43.

Thursday-Mixed Sun & Clouds. Seasonal Temps. High 64.
Thursday Night-Partly Cloudy. Low 47.

Friday-More Clouds than Sun. Chance of Pop Up T'Storm. High 67.
Friday Night-Mostly Cloudy. Isolated T'Storms. Low 52.

Saturday-Mostly Cloudy. Showers Possible. Warmer. High 71
Saturday Night-Partly cloudy. Low 49.

Sunday-Mixed Sun & Clouds. High 70
Sunday Night-Partly Cloudy & Mild. Low 54.

Monday-Mostly Cloudy, some sunshine. High 72.
Monday Night-Cloudy. Low 52.

Temperature Data

Todays High Temp-----63* This Temperatures is Normal. Avg High this day 63°.
Todays Low Temp---- 40. This Temperature is 2° Below Normal. Avg Low this day 42°.
APR 2012 Avg Temp--54. This Temperature is 4° Above Normal. Avg Temp April 1-12th should be 50.
*This temperature is unofficial high and was recorded at 2pm and likely to continue to rise. The official high will likely be above normal.

Precipitation Data
Since APR 1----0.70"
April Average--3.81"
Since Jan 1----9.70"

Snowfall Data
Since APR 1---NONE
Since JAN 1---7.3"
Since NOV 1---9.8"

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