Avertizari vremea Harding County Airport, Dakota de Sud

High temperature

12.07 9:16 a.m. 09:16 – 15.07 2:00 a.m. 02:00

Heat Advisory issued July 12 at 3:16AM MDT until July 14 at 8:00PM MDT by NWS Rapid City SD * WHAT...Heat index values between 95 and 105 expected. * WHERE...Portions of northwestern, south central, and southwestern South Dakota and northeast Wyoming. * WHEN...Until 8 PM MDT /9 PM CDT/ Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

National Weather Service

Fire danger

12.07 3:00 p.m. 15:00 – 13.07 3:00 a.m. 03:00

Red Flag Warning issued July 12 at 2:10AM MDT until July 12 at 9:00PM MDT by NWS Billings MT * IMPACTS: Low humidities, very hot temperatures, and strong gusty winds will create erratic fire behavior. * AFFECTED AREA: In North Central WY Fire Zone...274. In South Central MT Fire Zones...123...124...125...126...127 128...129. In Southeast MT Fire Zones...130...131...132. In Southeast MT and Northwest SD Fire Zone...133. * COUNTIES AFFECTED: In Central MT...Golden Valley...Musselshell...Wheatland. In North Central WY...Sheridan. In Northwest SD...Harding. In South Central MT...Big Horn...Carbon...Park...Stillwater Sweet Grass...Yellowstone. In Southeast MT...Carter...Custer...Fallon...Powder River Rosebud...Treasure. In Southwest MT...Gallatin. * WIND: South 10 to 20 mph with gusts to 35 mph. * HUMIDITY: Minimums of 5 to 10 percent. * TEMPERATURES: Highs of 105 to 112. * COLD FRONT: Arrives over western zones this evening, bringing a shift to breezy northwest winds. The front will reach far southeast Montana Monday morning. Before the frontal passage, a southeasterly low level jet will produce gusty ridgetop winds (to 40 mph) and a slow humidity recovery over SE Montana tonight. 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.

National Weather Service