Models: NSSL MPAS-RN3 — Pivotal Weather

Forecast Hour

Run:

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

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

Winter Weather

Snowfall (10:1 Ratio)

Total Snowfall (10:1)

Ice

Total Freezing Rain QPF

Interactive Features

Cursor readout

Click for sounding

Zoom menu

Hotkeys

previous forecast hour

<

next forecast hour

>

previous run

[

next run

]

toggle readout

r

Sounding not available

Model ►

NSSL MPAS-RN3

Zoom ►

Animation ►

Forecast Slideshow

Forecast Slideshow

Model Trend Loop

Model Trend Slideshow

Model Trend GIF

Compare Models Loop
(Latest Runs)

Compare Models Slideshow
(Latest Runs)

Compare Models GIF
(Latest Runs)

Compare Models Loop
(Selected Run Only)

Compare Models Slideshow
(Selected Run Only)

Compare Models GIF
(Selected Run Only)

https%3A%2F%2F_%2Fmodel.php%3Ffh%3Dslideshow%26m%3Dmpas_nssl_rn3%26rh%3D2025101915

(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.

Experimental NSSL MPAS runs are subject to the availability of non-operational computing systems and upstream data.

Share on Facebook

Share on Twitter

Click/tap a thumbnail to begin the slideshow.

Mobile users: swipe left and right to advance through slides; swipe down to exit slideshow. (Hint: for correctly-sized images, make sure the page is zoomed out all the way before tapping a thumbnail.)

X