Saskatchewan RM Agroclimatic Atlas | 3D Topographic Frost Map

52.3500°N 106.2000°W · NAD83 / 3D DEM 5.0x

CLASSIFICATION · AGROCLIMATIC NORMALS

Normal First Fall Frost

30-Yr Normals (1991–2020) · 15% Base Opacity (Scrub for 50%)

Normals 1991–2020 · ECCC Long-Term Mesonet · RM value = nearest-station interpolation + 3D elevation delta.

RURAL MUNICIPALITY INTELLIGENCE

RM Inspection

Prairie Zone Elev 520m

2026 FALL OBSERVATION (TO DATE)

30-Year Normal First Fall Frost (1991–2020)

Sept 13

DOY 256 · 50% Freeze Probability Threshold

10% Early Frost Risk

Sept 04

DOY 247 · 1-in-10 Year Hazard

Frost-Free Window

118 Days

Consecutive Tmin > 0°C

100-Year Record Earliest Fall Frost

Aug 20

1928 (-1.1°C)

All-time historical freeze recorded in local 100+ year climate series