Weather Will

Flood Watch issued for northern suburbs. 611 PM EDT Wed Sep 8 2021 ...FLASH FLOOD WATCH IN EFFECT UNTIL 2 AM EDT THURSDAY... The National Weather Service in Sterling Virginia has issued a * Flash Flood Watch for portions of central Maryland, north central Maryland, northeast Maryland and northern Maryland, including the following areas: in central Maryland, Central and Southeast Howard, Central and Southeast Montgomery, Northwest Howard and Northwest Montgomery. In north central Maryland, Carroll and Frederick MD. In northeast Maryland, Cecil. In northern Maryland, Northern Baltimore, Northwest Harford, Southeast Harford and Southern Baltimore. * Until 2 AM EDT Thursday. * Showers and scattered thunderstorms are expected tonight. Average rainfall amounts of one-half to one inch is expected. However, thunderstorms will contain very heavy rainfall with rainfall rates around 1 to 3 inches per hour. Localized rainfall amounts of 2 to 4 inches are possible. * Heavy amounts of rain in a short period of time may cause creeks and streams to rapidly rise out of their banks as well as the potential for flash-flooding in urban areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

WB 12Z 3K NAM brings some decent thunderstorm rains later today and overnight.

WB EURO December seasonal. If we get a White Christmas, I would call it a winter!

Over 4 inches in Brunswick. First inch or two really soaked into the ground before the really heavy rain mid to late afternoon. Not much wind or lightning. Great start to climatological fall for the yard…it has been very dry over the mid and late summer season in SW Frederick county MD

About .75 in my rain gauge since last night. Most rain in over a month. Perfect!!!

WB 18Z EURO

WB 18Z 3K NAM; widespread 1-2 inches for everyone. I will take it. 7 inch liquid equivalent band can come in January with some Arctic air.

WB 12Z EURO…tack us across far NW DC suburbs. Looks like worst of whatever falls will arrive Wed am and be out of here before midnight Wed.

We will see what the rest of the 12Z suite shows. 3K was further east. Actually at this point, I am just going to look at the radar every hour…

WB 12Z NAM. Complete disaster if this had been a snow storm. Lot of forecast busts on the way…

WB 6Z EURO went back NW this run.

WB 0Z EURO shifted heaviest rain bands SE of 18Z run

WB 18Z EURO

Are the SREFS worth anything? WB 15Z.

WB 12Z EURO, windy too

WB 6Z EURO

6Z ICON….I need rain but not 11 inches!

WB 0Z 12K NAM brings widespread heavy rain to entire area….

WB 18Z EURO of course went NW compared to 12Z.

WB 18Z GFS now more in line with other models compared to its 12Z run.

WB 18Z 12K NAM

WB EURO 5am Th. And GFS

GEFS is south of operational although I guess we are getting close enough in to not use it anymore

WB 12K NAM