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Red Flag Warning
2026-10-09T20:00:00-06:00

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT FRIDAY DUE TO GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR CENTRAL BLACK HILLS, SOUTHERN BLACK HILLS, FALL RIVER COUNTY AREA, NORTHERN FOOT HILLS, EASTERN FOOT HILLS, CUSTER COUNTY PLAINS, PINE RIDGE AREA, BUTTE COUNTY AREA, WEST CENTRAL PLAINS, BADLANDS AREA, NORTHERN CAMPBELL, SOUTHERN CAMPBELL, CROOK COUNTY PLAINS, WESTON COUNTY PLAINS, AND WYOMING BLACK HILLS... The National Weather Service in Rapid City SD has issued a Red Flag Warning in effect from 11 AM to 8 PM MDT Friday. * AFFECTED AREA...Fire Weather Zones 314, 315, 316, 317, 318, 320, 321, 322, 323, 324, 325, 326, 327, 329, and 332. * TIMING...From 11 AM to 8 PM MDT Friday. * WINDS...Southwest winds 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.

Alva 12nnw - Wy Mesonet Historical Data

Historical Data


Date Snowpack SWE Snowfall Air Temperature
2026-05-09 0.0"
2026-05-10 0.0"
2026-05-11 0.0"
2026-05-12 0.0"
2026-05-13 0.0"
2026-05-14 0.0"
2026-05-15 0.0"
2026-05-16 0.0"
2026-05-17 0.0"
2026-05-18 0.0"
2026-05-19 0.0"
2026-05-20 0.0"
2026-05-21 0.0"
2026-05-22 0.0"
2026-05-23 0.0"
2026-05-24 0.0"
2026-05-25 0.0"
2026-05-26 0.0"
2026-05-27 0.0"
2026-05-28 0.0"
2026-05-29 0.0"
2026-05-30 0.0"
2026-05-31 0.0"
2026-06-01 0.0"
2026-06-02 0.0"
2026-06-03 0.0"
2026-06-04 0.0"
2026-06-05 0.0"
2026-06-06 0.0"
2026-06-07 0.0"
2026-06-08 0.0"
2026-06-09 0.0"
2026-06-10 0.0"
2026-06-11 0.0"
2026-06-12 0.0"
2026-06-13 0.0"
2026-06-14 0.0"
2026-06-15 0.0"
2026-06-16 0.0"
2026-06-17 0.0"
2026-06-18 0.0"
2026-06-19 0.0"
2026-06-20 0.0"
2026-06-21 0.0"
2026-06-22 0.0"
2026-06-23 0.0"
2026-06-24 0.0"
2026-06-25 0.0"
2026-06-26 0.0"
2026-06-27 0.0"
2026-06-28 0.0"
2026-06-29 0.0"
2026-06-30 0.0"
2026-07-01 0.0"
2026-07-02 0.0"
2026-07-03 0.0"
2026-07-04 0.0"
2026-07-05 0.0"
2026-07-06 0.0"
2026-07-07 0.0"
2026-07-08 0.0"
2026-07-09 0.0"
2026-07-10 0.0"
2026-07-11 0.0"
2026-07-12 0.0"
2026-07-13 0.0"
2026-07-14 0.0"
2026-07-15 0.0"
2026-07-16 0.0"
2026-07-17 0.0"
2026-07-18 0.0"
2026-07-19 0.0"
2026-07-20 0.0"
2026-07-21 0.0"
2026-07-22 0.0"
2026-07-23 0.0"
2026-07-24 0.0"
2026-07-25 0.0"
2026-07-26 0.0"
2026-07-27 0.0"
2026-07-28 0.0"
2026-07-29 0.0"
2026-07-30 0.0"
2026-07-31 0.0"
2026-08-01 0.0"
2026-08-02 0.0"
2026-08-03 0.0"
2026-08-04 0.0"
2026-08-05 0.0"
2026-08-06 0.0"
2026-08-07 0.0"
2026-08-08 0.0"
2026-08-09 0.0"
2026-08-10 0.0"
2026-08-11 0.0"
2026-08-12 0.0"
2026-08-13 0.0"
2026-08-14 0.0"
2026-08-15 0.0"
2026-08-16 0.0"
2026-08-17 0.0"
2026-08-18 0.0"
2026-08-19 0.0"
2026-08-20 0.0"
2026-08-21 0.0"
2026-08-22 0.0"
2026-08-23 0.0"
2026-08-24 0.0"
2026-08-25 0.0"
2026-08-26 0.0"
2026-08-27 0.0"
2026-08-28 0.0"
2026-08-29 0.0"
2026-08-30 0.0"
2026-08-31 0.0"
2026-09-01 0.0"
2026-09-02 0.0"
2026-09-03 0.0"
2026-09-04 0.0"
2026-09-05 0.0"
2026-09-06 0.0"
2026-09-07 0.0"
2026-09-08 0.0"
2026-09-09 0.0"
2026-09-10 0.0"
2026-09-11 0.0"
2026-09-12 0.0"
2026-09-13 0.0"
2026-09-14 0.0"
2026-09-15 0.0"
2026-09-16 0.0"
2026-09-17 0.0"
2026-09-18 0.0"
2026-09-19 0.0"
2026-09-20 0.0"
2026-09-21 0.0"
2026-09-22 0.0"
2026-09-23 0.0"
2026-09-24 0.0"
2026-09-25 0.0"
2026-09-26 0.0"
2026-09-27 0.0"
2026-09-28 0.0"
2026-09-29 0.0"
2026-09-30 0.0"
2026-10-01 0.0"
2026-10-02 0.0"
2026-10-03 0.0"
2026-10-04 0.0"
2026-10-05 0.0"
2026-10-06 0.0"
2026-10-07 0.0"
2026-10-08 0.0"

Snowfall Calendar


Date Average 2026

Annual Peak Snowpack


Seasonal Comparison


Oceanic Nino Index