FLASH

Water
Operational
FIM
The FLASH product
Author

Communities and FEMA

Published

June 29, 2026

The FLASH product is a suite of 3 different modeling products

They can be gathered from:

HowTo’s

Pull from https://mrms.ncep.noaa.gov/2D/FLASH/

class       : SpatRaster
size        : 3500, 7000, 1  (nrow, ncol, nlyr)
dimensions  : X, Y (7000, 3500}
resolution  : 0.009999999, 0.01  (x, y)
extent      : -130, -60, 20, 55  (xmin, xmax, ymin, ymax)
coord. ref. : lon/lat Coordinate System imported from GRIB file
source      : MRMS_FLASH_CREST_MAXSTREAMFLOW.latest.grib2.gz
varname     : FLASH_CREST_MAXSTREAMFLOW_0-SFC (FLASH QPE-CREST Streamflow [m^3/s])
name        : FLASH_CREST_MAXSTREAMFLOW_0-SFC
unit        : m^3/s