National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow This Week Northwest To Rockies; Heavy Rain May Bring Flooding to Portions of the East Late Week

At least two storm systems will batter the Pacific Northwest into the northern Rockies this week with heavy rain and mountain snow. The first system may bring as much as two feet of snow to the northern Cascades through Wednesday. This first system will then move over the central US by late week and bring heavy to excessive rain to portions of the south and east Thursday into this weekend. Read More >

Text Forecasts

 

AFD

Area Forecast Discussion:

Typically Issued: 3 AM and 3 PM, updated as needed

The Area Forecast Discussion describes the meteorological reasoning used by the forecaster in developing the forecasts along with an evaluation of forecast confidence and key uncertainties. (Available on the internet with a glossary). The discussion consists of a short term section (Days 1-3), long term section (Days 4-7), an aviation section, and the current advisories, watches, and warnings when applicable.

AFD

Zone Forecast Product:

Typically Issued: 3 AM and 3 PM, updated as needed

The Zone Forecast Product is a text product issued by the Reno NWS to explicitly state expected weather conditions within each zone through 7 days. Descriptive forecast information includes weather types, general cloud coverage, high and low temperatures and trends, probability of measurable precipitation, wind speed and direction. Watches, Warnings, and Advisories along with other significant weather are headlined. The 7 days of the forecast are split into 12-hour time periods.

AFD

Lake Recreation Forecast:

Typically Issued: 3 AM and 3 PM, updated as needed

The Recreation Forecast Product provides a detailed forecast for Lake Tahoe at lake level and for Pyramid Lake at lake level. Elements specific to boaters are included, such as winds and wave heights. Lake Wind Advisories will be highlighted when in effect. Water temperature observations are included as available.

AFD

State Forecast Table:

Always issued at 2:30 AM and 2:30 PM, updated as needed

The Tabular State Forecast Product provides a 7 day forecast of daily predominant daytime weather from 6am to 6pm, forecast high and low temperatures and probability of precipitation for selected cities throughout Western Nevada, the Eastern Sierra, and Northeast California.

AFD

Point Forecast Matrix:

Always issued at 2:30 AM and 2:30 PM, updated as needed

The Point Forecast Matrix is a site specific forecast for numerous sites throughout the forecast area. It provides a forecast in tabular style format out to 7 days.

AFD

Fire Weather Forecast:

Typically Issued: 7:30 AM year-round, and also 3:30pm in fire season (roughly May-Oct)

The Fire Weather Planning Forecast includes a forecast of relative humidity, hours of sunshine, precipitation amount, temperature, Lightning Activity Level (LAL) and wind. The FWF includes a brief synopsis of key weather of importance to the fire community over the next 7 days.

AFD

Back Country Forecast

Typically Issued: 5:00 AM

Provides a backcountry forecast for the Sierra Nevada, which is used by the Sierra Avalanche and Eastern Sierra Avalanche Centers to produce avalanche forecasts and warnings.