National Weather Service United States Department of Commerce

Severe Thunderstorms in the Central U.S.; Upper Level Low Over California

Scattered severe thunderstorms are possible today across central and eastern Minnesota, Iowa, and western Wisconsin. A few tornadoes, isolated very large hail, and damaging winds may occur. An upper level low will help trigger scattered thunderstorms over portions of central and southern California today along with a few inches of snow in the central Sierra Nevadas. Read More >

Daytime Briefing

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Area 4 Sector Maps - Experimental
Click on Sector/METAR/PIREP to see additional information
Turbulence:
Lo Sectors

Hi Sectors

UH Sectors

TRACONs



Icing:
Lo Sectors

Hi Sectors

UH Sectors

TRACONs



CIG/VIS:
METARs

By Sector

TRACONs



PIREPs:
 
 

Plotted Pireps are updated every 5 minutes, for all flight levels and include Pireps from 2 hours previous.

Click on the PIREP icons to get more information.

The map is displaying PIREPs using the following icons:

  Severe Turbulence
  Moderate Turbulence
  Light Turbulence
  Severe Clear Icing
  Severe Mixed Icing
  Severe Rime Icing
  Moderate Clear Icing
  Moderate Mixed Icing
  Moderate Rime Icing
  Light Clear Icing
  Light Mixed Icing
  Light Rime Icing
  Unknown / General PIREP

AREA 4 HAZARDS BY SECTOR

BASED ON SIGMETS/CWAS VALID WITHIN 150NM of SECTOR and LEGACY AIRMETS VALID WITHIN SECTOR

Area 4