None
Low
Med
High
Tornado
The Tornado Risk is none
Wind
The Severe Thunderstorm Wind Gust Risk is low
The Inland High Winds Risk is none
Hail
The Hail Risk is none
Inland Flooding
The Flash Flooding Risk is none
The River Flooding Risk is none
Marine
The Marine Thunderstorm Wind Gusts Risk is low
The SCEC-SCA-Gale-Storm Conditions Risk is low
The Wave Risk is low
Coastal Flooding
The Coastal Flooding Risk is none
Visibility
The Dense Fog Risk is none
Heat/Cold
The Excessive Heat Risk is none
The Excessive Cold Risk is none
Winter
The Freezing Rain Risk is none
The Sleet Risk is none
The Snow Risk is none
 You are at: NWS Home » SRH Home » WFO Mobile Home » Hazardous Weather Outlook
Hazardous Weather Outlook
Dense Fog


Dense Fog
Risk Description
None No restrictions to visibility forecast
Low Isolated regions (10-30% coverage) where surface visibilities are less than one quarter statute mile in fog -OR- 1-3 nautical miles visibility over the marine area
Moderate Patchy regions (30-50% coverage) where surface visibilities are less than one quarter statute mile in fog -OR- to 1 nautical mile visibility over the marine area
High Areas (>60% coverage) where surface visibilities are less than one quarter statute mile in fog -OR- <1/2 nautical mile visibility over the marine area





USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.