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Products Last Updated 2009 MAY 13 00UTC |
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96-Hour Loop of Real-time Formation Probability | Real-Time | Climatological | Anomaly |
Probability of TC Formation within 24 Hours | |||
850 hPa Circulation (kt) TC Formation Threshold > -2.91kt |
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Percent Pixels Colder than -40°C TC Formation Threshold > 1.8% |
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850-200 hPa Vertical Shear (kt) TC Formation Threshold < 48.7kt |
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Vertical Instability (°C) TC Formation Threshold > -2.57°C |
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Cloud-cleared Water Vapor Brightness Temperature (°C) TC Formation Threshold < -25.4°C |
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850 hPa Horizontal Divergence (x10-5 s-1) TC Formation Threshold < 0.941 |