Research Article

A Case Study of Anomalous Snowfall with an Alberta Clipper

Figure 7

(a) 0-h RUC forecast cross-section of normal isotachs (solid black ≥ 30 m s−1 [60 kt]), relative humidity (green shading ≥ 70%), omega (dashed red negative, μb s−1), and ageostrophic circulation (blue vectors), valid at 1800 UTC 11 January 2004
(b) As in Figure 7(a), except valid at 2100 UTC 11 January 2004
(c) As in Figure 7(a), except valid at 0000 UTC 12 January 2004
(d) As in Figure 7(a), except valid at 0300 UTC 12 January 2004
(e) As in Figure 7(a), except valid at 0600 UTC 12 January 2004