diff --git a/algo.md b/algo.md
index b6945d9e..df24859f 100644
--- a/algo.md
+++ b/algo.md
@@ -918,11 +918,11 @@ def score_pressure(current_mb, previous_mb) do
     prev ->
       delta = current_mb - prev
       cond do
-        delta > 2.5  -> 65   # Rising rapidly — post-frontal clearing, some residual ducts
-        delta > 0.8  -> 55   # Rising — stabilizing
+        delta > 2.5  -> 80   # Rising rapidly — post-frontal clearing, residual ducts
+        delta > 0.8  -> 70   # Rising — stabilizing
         delta > -0.5 -> 60   # Steady — neutral
-        delta > -2.0 -> 75   # Falling slowly — approaching front, duct formation
-        true         -> 70   # Falling rapidly — active frontal dynamics
+        delta > -2.0 -> 65   # Falling slowly — approaching front
+        true         -> 45   # Falling rapidly — active frontal dynamics, mixing
       end
   end
 end
@@ -1652,7 +1652,7 @@ The following ITU-R Recommendations provide the physics models underlying the sc
 - Source: AWS S3 public bucket `https://noaa-hrrr-bdp-pds.s3.amazonaws.com`
 - Format: GRIB2 files, hourly cadence, 3km horizontal resolution
 - Profile count: 4,522 profiles matched to QSO/grid locations
-- Pressure levels extracted: 1000, 975, 950, 925, 900, 850, 800, 700 mb
+- Pressure levels extracted: every 25 hPa from 1000–700 mb (13 levels: 1000, 975, 950, 925, 900, 875, 850, 825, 800, 775, 750, 725, 700)
 - Surface fields: temperature (°C), dewpoint (°C), pressure (mb), HPBL (boundary layer height, m), PWAT (precipitable water, mm), 10m wind components (u, v), cloud cover (%), precipitation (mm)
 - Per-level fields: temperature, dewpoint, geopotential height
 - Derived: refractivity profile, min gradient, ducting detection (same as sounding derivation)