Eastern Oklahoma and Northwest Arkansas Winter Storm
12-13 December 2000

12-13 December Winter Storm

12-13 December Winter Storm
Snow Totals

12-13 December Winter Storm
Selected Site Totals

12-13 December Winter Storm

Upper Air Analysis
500mb Heights with 300mb Windspeed

Upper Air Analysis
850mb Analysis/Temps

Upper Air Analysis
OUN Soundings

Upper Air Analysis
ETA Forecast Soundings 12Dec12Z

Upper Air Analysis
ETA Trajectories 12Dec 12Z - 13Dec 18Z

Surface Analysis
00Z December 13

Radar/Surface Analysis
03Z Composite Reflectivity/Precip Type

Radar/Surface Analysis
06Z Composite Reflectivity/Precip Type

Radar/Surface Analysis
09Z Composite Reflectivity/Precip Type

Radar/Surface Analysis
12Z Composite Reflectivity/Precip Type

Radar/Surface Analysis
15Z Composite Reflectivity/Precip Type

Slide 17

Snow Accumulation Algorithm

Snow Accumulation Algorithm
Limitations

Snow Accumulation Algorithm
Non Dry Snow Contamination

Snow Accumulation Algorithm
Virga Contamination

Snow Accumulation Algorithm
Range Errors

Snow Accumulation Algorithm
Range Errors Cont’d

Slide 24

Snow Accumulation Algorithm
Results

Operational Conclusions

Operational Conclusions
Cont’d

References

Additional Information