Custer County, SD
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Saturday 04/18 11:00 AM MDT – Saturday 04/18 8:00 PM MDT
Issued by NWS Rapid City SD
RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 322 AND 326
.Mild and dry today with highs in the 50s and humidities dropping to as low as 15%. Northwest winds will increase through the morning hours with gusts of up to 45 mph through the afternoon hours. The combination of dry and windy conditions along with dry fuels will create critical fire weather conditions this afternoon into early this evening.
The National Weather Service in Rapid City has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 11 AM this morning to 8 PM MDT this evening.
Affected Area
Fire Weather Zones 322 Fall River County Area and 326 Pine Ridge Area.
Winds
Northwest 20 to 30 mph with gusts up to 45 mph.
Relative Humidity
As low as 15 percent.
Impacts
The combination of gusty winds and low relative humidity would produce critical fire weather conditions.
What to do
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Areas impacted
- Fall River County Area
- Pine Ridge Area
Briefing
From the forecaster
Chilly Tonight, Then Warming
Created by the NWS Rapid City WFO
Chilly temperatures are expected tonight as winds diminish and skies become mostly clear to partly cloudy. Lows tonight will be in the 20s for most folks. Milder temperatures will develop Saturday, which will be near normal. Unseasonably warm weather returns for Sunday through Wednesday with gusty winds at times and increasing fire danger.
Seven-day weather risk overview
Daily weather risk summary
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