Here is the 988mb Vortex
Posted by
Chris in Tampa on 10/7/2017, 12:15 am
Describes the eye.
Product: Air Force Vortex Message (URNT12 KNHC) Transmitted: 7th day of the month at 3:55Z Agency: United States Air Force Aircraft: Lockheed WC-130J Hercules with reg. number AF98-5307 Storm Number & Year: 16 in 2017 Storm Name: Nate (flight in the North Atlantic basin) Mission Number: 7 Observation Number: 22 A. Time of Center Fix: 7th day of the month at 3:16:30Z B. Center Fix Coordinates: 22°26'N 86°10'W (22.4333N 86.1667W) B. Center Fix Location: 98 statute miles (158 km) to the NNE (27°) from Cancún, Quintana Roo, Mexico. C. Minimum Height at Standard Level: 1,323m (4,341ft) at 850mb D. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: 60kts (~ 69.0mph) E. Location of the Estimated Maximum Surface Wind Inbound: 32 nautical miles (37 statute miles) to the E (84°) of center fix F. Maximum Flight Level Wind Inbound: From 152° at 89kts (From the SSE at ~ 102.4mph) G. Location of Maximum Flight Level Wind Inbound: 29 nautical miles (33 statute miles) to the E (88°) of center fix H. Minimum Sea Level Pressure: 988mb (29.18 inHg) I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 17°C (63°F) at a pressure alt. of 1,521m (4,990ft) J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 22°C (72°F) at a pressure alt. of 1,527m (5,010ft) K. Dewpoint Temp & Sea Surface Temp (collected at same location as temp inside eye): Not Available L. Eye Character: Open in the west, W M. Eye Shape: Elliptical (oval shaped) M. Orientation of Major Axis in Elliptical Eye: 50° to 230° (NE to SW) M. Length of Major Axis in Elliptical Eye: 30 nautical miles (35 statute miles) M. Length of Minor Axis in Elliptical Eye: 20 nautical miles (23 statute miles) N. Fix Determined By: Penetration, Radar, Wind, Pressure and Temperature N. Fix Levels (sfc and flt lvl centers are within 5nm of each other): Surface and 850mb O. Navigational Fix Accuracy: 0.02 nautical miles O. Meteorological Accuracy: 1 nautical mile
Remarks Section: Maximum Flight Level Wind: 89kts (~ 102.4mph) which was observed 29 nautical miles (33 statute miles) to the E (88°) from the flight level center at 3:05:30Z Dropsonde Surface Wind at Center: From 260° at 3kts (From the W at 3mph) |
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In this thread:
10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane -
Chris in Tampa,
10/7/2017, 12:37 am- Last center pass of mission: 12:48am EDT sonde: 987mb, 5 knots of surface wind - Chris in Tampa, 10/7/2017, 2:12 am
- Re: 10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane - stevemc12, 10/7/2017, 1:47 am
- Re: 10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane - stevemc12, 10/7/2017, 1:26 am
- Recon image through 12:12am EDT - Chris in Tampa, 10/7/2017, 1:26 am
- Re: 10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane - stevemc12, 10/7/2017, 1:21 am
- Here is the 988mb Vortex - Chris in Tampa, 10/7/2017, 1:15 am
- Re: 10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane - Chris in Tampa, 10/7/2017, 12:52 am
- Re: 10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane - LawKat, 10/7/2017, 12:46 am
- Re: 10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane - stevemc12, 10/7/2017, 12:45 am
- Recon image through 11:32pm EDT - Chris in Tampa, 10/7/2017, 12:44 am
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