Model Analyses and Guidance
MAG Version Updates

MAG 5.1 - May 2024

  • In conjunction with the STOFS model upgrade, the following doamins are modified to include the expanded data covergae
  • Domains expanded:
    • EAST-GOA (East Gulf of Alaska)
    • WEST-GOA (West Gulf of Alaska)

    MAG 5.0 - March 2024

    New Models, Products, and Areas:

    • Added a new model Automated Tropical Cyclone Forecasting (ATCF) under Tropical Guidance
      • Generated when HFSA-Parent model has a storm
    • Added the following new domain to Global Forecast System (GFS):
      • Pacific (PAC-REGION)
    • Renamed the following products to HREF:
      • pmm_refd_1km → pmm_refd_1km_emsl
      • pmm_refd_max → pmm_refd_max_emsl
    • Added the following products to HREF:
      • Ensemble Agreement Scale probability of 0.01” rain in 1 hour (eas_prob_1h_rain_0.01in)
      • Ensemble Agreement Scale probability of 0.25” rain in 1 hour (eas_prob_1h_rain_0.25in)
      • Ensemble Agreement Scale probability of 0.50” rain in 1 hour (eas_prob_1h_rain_0.50in)
      • Ensemble Agreement Scale probability of 0.01” rain in 3 hours (eas_prob_3h_rain_0.01in)
      • Ensemble Agreement Scale probability of 0.25” rain in 3 hours (eas_prob_3h_rain_0.25in)
      • Ensemble Agreement Scale probability of 0.50” rain in 3 hours (eas_prob_3h_rain_0.50in)
      • Ensemble Agreement Scale probability of 0.1” snow in 1 hour (eas_prob_1h_snow_0.1in)
      • Ensemble Agreement Scale probability of 0.3” snow in 1 hour (eas_prob_1h_snow_0.3in)
      • Ensemble Agreement Scale probability of 0.1” snow in 3 hours (eas_prob_3h_snow_0.1in)
      • Ensemble Agreement Scale probability of 0.3” snow in 3 hours (eas_prob_1h_snow_0.1in)
      • Localized probability matched mean mean precip 1 hour plot (lpmm_mean_precip_p01)
      • Localized probability matched mean mean precip 3 hour plot (lpmm_mean_precip_p03)
      • Localized probability matched mean mean precip total hour plot (lpmm_mean_precip_ptot)
      • prob_lowIFR_IFR
      • pmm_refd_1km
      • pmm_refd_max
    • Added the following products to NAEFS:
      • precip_p06 (only for 0z and 12z cycles)
      • precip_p24 (only for 0z and 12z cycles)
      • precip_ptot (only for 0z and 12z cycles)
      • prob_precip_0.25in (only for 0z and 12z cycles)
      • prob_precip_0.5in (only for 0z and 12z cycles)
      • prob_precip_1in (only for 0z and 12z cycles)
      • 10th_percentile_10m_wnd
      • 50th_percentile_10m_wnd
      • 90th_percentile_10m_wnd
      • extreme_index_10m_wnd
      • 10th_percentile_2m_temp
      • 50th_percentile_2m_temp
      • 90th_percentile_2m_temp
      • extreme_index_2m_temp
      • extreme_index_mslp
    • Added Omega for 700_rh_ht for HRRR

    Other updates:

    • Added units to NAEFS and GEFS-MEAN-SPRD product titles
    • Improved temperature/dew point color fill for Fire Weather (FIREWX) and RTMA models
    • Improved HAFS NESTED products by removing unnecessary border whitespace
    • Improved HAFS products by: unifying wind barb color (to black), increasing surface temperature contour from 17𝇈C to 33𝇈C, increasing 500 RH contour intervals
    • Improved grid point display for the 2m_apparent_temp, 2m_dewp_10m_wnd, and 2m_temp_10m_wnd products for the Hawaii and Puerto Rico domains for NBM
    • Fixed scale factor for the mean_snow_total product for HREF
    • Increased image resolutions from 1024x768 to 1280x1024 pixels (excluding SREF-CLUSTER, STORM-TRACKS, SKEWT, UAIR, GFS and NAM Sounding products)
    • Changed display order of HFSA/HFSB on Tropical Guidance web page (so that HFSA is first)

    MAG 4.1.0 - June 2023

    New Models, Models replaced, New product:

    • In conjunction with the HAFS upgrade, HWRF/HMON models are replaced by HFSA/HFSB models.
      • Models replaced:
        • HWRF-FULL replaced by HFSA-PARENT
        • HWRF-NESTED replaced by HFSA-NESTED
        • HMON-FULL replaced by HFSB-PARENT
        • HMON-NESTED replaced by HFSB-NESTED
      • New product:
        • Added precip_p03 for HFSA/HFSB

    MAG 4.0.0 - May 2023

    New Models, Products, and Areas:

    • Added a new model Global Ensemble Forecast System Wave (GEFS-WAVE) for the following domains and products:
      • Domains: class="li2">Domains:
        • Africa
        • Alaska
        • Arctic
        • ATL-PAC
        • Atlantic
        • EAST-GOA
        • WEST-GOA
        • EAST-PAC
        • Europe
        • GOM
        • Guam
        • Hawaii
        • India
        • MID-ATL
        • NORTH-PAC
        • PAC-REGION
        • Polar
        • Puerto Rico
        • NE-COAST
        • SE-COAST
        • NORTH-CAL
        • SOUTH-CAL
        • US-SAMOA
        • WA-OR
        • WEST-ATL
      • Products:
        • peak_dir_per
        • sig_wv_ht
        • wsea_wv_ht
        • wsea_dir_per
        • swell1_wv_ht
        • swell1_dir_per
        • swell2_wv_ht
        • swell2_dir_per
        • swell3_wv_ht
        • swell3_dir_per
    • Added the following domains to GFS-WAVE:
      • Africa
      • EAST-GOA
      • WEST-GOA
      • Europe
      • Guam
      • India
      • MID-ATL
      • Polar
      • Puerto Rico
      • US-SAMOA
    • Added the following products to GFS-WAVE:
      • swell3_wv_ht
      • swell3_dir_per
    • Added the following domain to NAM-HIRES:
      • Hawaii
    • Added the following domainis to NBM:
      • Hawaii
      • Alaska
      • Puerto Rico
    • Added the new product precip_rate_type to the following models:
      • GFS
      • NAM
      • NAM-HIRES
      • HRRR
    • Added 2m_max and 2m_min temperature products for the 00/06 and 12z valid cycles for NBM
    • Added pressure lines to the Accumulated Precipitation (precip_ptot) product

    Other updates:

    • Unified color scale between apparent/min/max temperature products for NBM.
    • Added buttons on the UI to go to previous/next cycles.
    • Improved the color fill of the precipitable water (precip_pwat) product for the Fire Weather (FIREWX) model.
    • Updated the Maximum 1-hr 10-m Wind (10m_maxwnd) product’s color fill and wind barbs for FIREWX model.
    • Removed the negative color fill for the Ventilation Rate (vent_rate) product for FIREWX model.
    • Updated color fills for the 850mb Temperature, Wind and Height (850_temp_ht) product for the FIREWX model.
    • Improved the 10m_wnd_2m_temp, 850_temp_mslp_precip, 850_temp_ht, 925_temp_ht Polar products to have temperature contours every 5 degrees Celsius, label every other isotherm, and reduced line width.
    • Improved the 850_temp_mslp_precip product for the Global Forecast System (GFS), North American Mesoscale (NAM), North American Mesoscale - High Resolution (NAM-HIRES), High Resolution Rapid Refresh Analysis & Forecast System (HRRR) models to plot 850 isotherms on top of precipitation.
    • For the Storm-Tracks probability product, use of contour instead of color fill (default) when a processing exception occurs.

    MAG 3.21.0 - January 2023

    Models:

    • In conjunction with the ESTOFS model upgrade, STOFS v1.1.1 model will replace the ESTOFS model.

    MAG 3.19.1 - October 2022

    User Interface:

    • Fixed broken links in the header and footer
    • Added Google Analytics

    MAG 3.19.0 - April 2021

    New Models, Products, and Areas:

    • In conjunction with GFS v16-Wave model upgrade, the following new products are added to GFS-WAVE:
      • wsea_wv_ht
      • swell1_wv_ht
      • swell1_dir_per
      • swell2_wv_ht
      • swell2_dir_per
    • Added the following domains to GFS-WAVE:
      • ALASKA
      • HAWAII
      • ARCTIC
      • NE-COAST
      • SE-COAST
      • WA-OR
      • GOM (Gulf of Mexico)
      • SOUTH-CAL (southern California)
      • NORTH-CAL (northern California)
      • PAC-REGION (including regions in the far South Pacific)
    • Added the following domains to GEFS Storm Tracks:
      • CONUS
      • ATLANTIC
      • ASIA
      • NORTH-PAC (northern Pacific)
      • Europe
    • Added Probabilistic Storm Tracks for GEFS for the following domains:
      • CONUS
      • ATLANTIC
      • ASIA
      • NORTH-PAC (northern Pacific)
      • EUROPE
    • Added prob_cref_40dbz and prob_max_hlcy_75 to HREF model.
    • Added Alaska domain to HRRR model.
    • Added Accumulated Maximum Updraft Helicity (accu_max_updraft_hlcy) to HRRR/NAM-HIRES/HRW-ARW/HRW-ARW2/HRW-FV3/FIREWX models.
    • Added precip type to HREF pmm_refd_max and pmm_refd_1km.
    • Added the NAMER domain to RAP model.
    • Added the model name to titles.
    • Added 1000-500mb thickness field to precipitation products.

    Other updates and additions:

    • Renamed WW3 to GFS-WAVE.
    • Unified 2-m temperature and dew point temperature graphics for high-resolution models. Color fills are taking into account seasonal variations in every 5 degrees with light blue color denoting 30F.
    • Increased 4-panel sim_radar_1km_HR forecast hours from F48 to F60.
    • Replaced 4-panel sim_radar RAP with HRRR and extended the forecast hours from F21 to F48.
    • Upgraded HAniS package to improve Pinch/Zoom capability on mobile devices, and to prevent scrolling on OnMouseEnter events.
    • Improved precipitation visualization for SREF so that the precip mean is represented by color fills to be consistent with the rest of models.
    • Improved helicity color fills for all models.
    • Improved G-ESTOFS color fills for wave products.
    • Improved domain names for Observation and Analyses data.
    • Decluttered SREF contour labels for the spread of CAPE and CINS.
    • Decluttered mean sea level contour lines for the GFS polar region.
    • Removed below ground thermal and hydrodynamic fields.
    • Removed positive color fills from CINS.
    • Removed 50 knots isotach labels at the upper levels.
    What's New | User's Guide | Frequently Asked Questions | Product Description Document
    MAG v5.1       College Park, MD
    Page last modified:July 16 2024 14:30 PM UTC.