HRRR Weather Data
Weather
2026-04-08 02:00 UTC
Surface
Temperature
Td Depression
Humidity
PWAT
Refractivity
N-Gradient
BL Height
Upper Air
T @ 850mb
Td @ 850mb
Lapse Rate
Inversion
Inv. Base
Ducting
Ducting
Duct Base
Duct Strength
Minimum refractivity gradient in the profile. Standard is −40 N/km. Below −157 N/km signals are trapped in a duct. More negative = stronger ducting.
Propagation Map
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