CIMSS/NESDIS-USAF/NRL AMSU TC Intensity Estimation:
 TROPICAL STORM 21W
 Thursday 16aug18 Time: 1255 UTC
 Latitude: 30.33 Longitude: 123.08
 Storm position corresponds to AMSU-A FOV 16 [1<--->30]
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 | Estimated MSLP:                       978 hPa 
 | Estimated Maximum Sustained Wind:     49 kts 
 | Estimate Confidence:                  Good ( +/- 7mb +/- 8kts )
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 Channel 8 (~150 hPa) Tb Anomaly: 1.25
 Channel 7 (~250 hPa) Tb Anomaly: 1.58
 RMW:  111 km
 RMW Source is:  JTWC
 Environmental Pressure:   998 
 Satellite: NOAA-90
 ATCF data for Month: 08 Day: 16 Time (UTC): 1200
 
 For imagery, go to http://amsu.ssec.wisc.edu
 For all comments and questions mailto:chrisv@ssec.wisc.edu