Loudoun WeatherOctober 4, 2021 · 2:04 pm

October 4, 2021, Severe weather Outlook Update

The National Weather Service’s Storm Prediction Center did increase the risk for Severe Today to Marginal

What does that mean? Just a risk of isolates severe storms:

Weather alerts

Check official watches, warnings and advisories for Loudoun County.

NWS

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NOAA

Loudoun & nearby · estimated amounts already received

Amounts in inches · color legend

Greater than or equal to 10

8 to 10

6 to 8

5 to 6

4 to 5

3 to 4

2.5 to 3

2 to 2.5

1.5 to 2

1 to 1.5

0.75 to 1

0.5 to 0.75

0.25 to 0.5

0.1 to 0.25

0.01 to 0.1

Less than 0.01

Missing data

Last 24 hours in NOAA’s latest available hourly analysis.

Radar, gauge and satellite estimates on an approximately 4 km grid. Analysis may lag; check NOAA’s valid time.

Precipitation: NOAA/NWS RFCs. Basemap: Esri, USGS, OpenStreetMap and other contributors.

NWS

NWS Sterling · KLWX radar. Check the issue and valid times on the map.View current map ↗

NWS

NWS Baltimore / Washington. Check the issue and valid times on the map.View current map ↗

NWS

NOAA Weather Prediction Center. Check the issue and valid times on the map.View current map ↗