diff --git a/src/metpy/plots/declarative.py b/src/metpy/plots/declarative.py index 02585eb53d9..01da71db92e 100644 --- a/src/metpy/plots/declarative.py +++ b/src/metpy/plots/declarative.py @@ -1660,9 +1660,15 @@ def _build(self): wind_slice = (slice(None, None, self.skip[0]), slice(None, None, self.skip[1])) + u_vals = u.values[wind_slice] + v_vals = v.values[wind_slice] + speeds = np.hypot(u_vals, v_vals) + if np.median(speeds) > 50000: + raise ValueError('Too many large wind barbs to plot') + self.handle = self.parent.ax.barbs( x_like[wind_slice], y_like[wind_slice], - u.values[wind_slice], v.values[wind_slice], + u_vals, v_vals, color=self.color, pivot=self.pivot, length=self.barblength, zorder=2, **kwargs)