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