Models: HRW WRF-NSSL — Pivotal Weather

Forecast Hour

Run:

Valid:

Fri 2025-10-17 03z

Parameter

Upper-Air: Height, Wind, Temperature

Height and Wind

500 mb Height, Wind

700 mb Height, Wind

850 mb Height, Wind

Temperature and Wind

700 mb Temperature, Height, Wind

850 mb Temperature, Height, Wind

Surface and Precipitation

Surface

2 m AGL Relative Humidity

2 m AGL Temperature

2 m AGL Temperature, Wind Barbs

2 m AGL Dew Point

2 m AGL Dew Point, Wind Barbs

2 m AGL Theta-e, Wind Barbs

10 m AGL Wind Gusts

P

Precipitation Type

1 km AGL Reflectivity with Precip Type

Quantitative Precipitation

Integrated Moisture and Satellite

Cloud Cover, Levels

Radar Products

Composite Reflectivity

Severe Weather

Instability

Lapse Rate: 0-3 km AGL, CAPE>500

Mixed-Layer CAPE

Mixed-Layer CIN

Surface-Based CAPE

Surface-Based CIN

Surface-Based LCL Height

Wind Shear

Bulk Shear: 0-6 km AGL

Storm Relative Helicity (SRH): 0-1 km AGL

Storm Relative Helicity (SRH): 0-3 km AGL

Composite Parameters

Energy Helicity Index (EHI): 0-1 km AGL

Energy Helicity Index (EHI): 0-3 km AGL

Supercell Composite

Significant Tornado Parameter (SigTor)

Explicit Convective Products

Reflectivity, UH>75

Updraft Helicity: 0-3 km AGL (run max)

Updraft Helicity: 2-5 km AGL (1 h max)

Updraft Helicity: 2-5 km AGL (run max)

Combination Plots

SBCAPE, 500-850-Sfc Crossover

SBCAPE, Hodographs

Winter Weather

Snowfall (10:1 Ratio)

Total Snowfall (10:1)

Snowfall (Kuchera Ratio)

6-h Snowfall (Kuchera)

24-h Snowfall (Kuchera)

Total Snowfall (Kuchera)

Ice

Total Freezing Rain QPF

Column Temperature and Thickness

Column Max Temp (Sfc-500 mb)

Interactive Features

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HRW WRF-NSSL

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South Central US

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Forecast Slideshow

Model Trend Loop

Model Trend Slideshow

Model Trend GIF

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(20 Oct 2025) An ongoing AWS outage is affecting PW Beta. Users who switched to Beta should temporarily be directed back to the old PW site during the outage.

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