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Post-tropical Cyclone Polo at 16.9°N - 121.3°W

North Pacific Ocean

Last observation: 20 Nov 2020 - 04:50 UTC

« 2020 Storms »

17 Nov 2020 - 19 Nov 2020


Storm images and information

NHC Storm Description:

19 Nov 2020 - 21:00 UTC ...OVER COOLER WATER, POLO DEGENERATES INTO A REMNANT LOW... ...THIS IS THE LAST ADVISORY... As of 1:00 PM PST Thu Nov 19 the center of Polo was located near 16.9, -121.3 with movement W at 12 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

19 Nov 2020 - 15:00 UTC ...POLO NOW A TROPICAL DEPRESSION... ...EXPECTED TO BECOME A REMNANT LOW LATER TODAY... As of 7:00 AM PST Thu Nov 19 the center of Polo was located near 17.1, -120.3 with movement W at 12 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

19 Nov 2020 - 9:00 UTC ...POLO WEAKENS WHILE MOVING WESTWARD... ...EXPECTED TO BECOME A REMNANT LOW LATER TODAY... As of 1:00 AM PST Thu Nov 19 the center of Polo was located near 17.1, -119.3 with movement W at 12 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 40 mph.

19 Nov 2020 - 3:00 UTC ...POLO MOVING WEST-NORTHWESTWARD AND EXPECTED TO WEAKEN LATER TONIGHT... As of 7:00 PM PST Wed Nov 18 the center of Polo was located near 16.9, -118.3 with movement WNW at 13 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 45 mph.

18 Nov 2020 - 21:00 UTC ...TROPICAL STORM POLO CONTINUES MOVING WEST-NORTHWESTWARD WELL SOUTHWEST OF MEXICO... As of 1:00 PM PST Wed Nov 18 the center of Polo was located near 16.5, -117.2 with movement WNW at 12 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 45 mph.

18 Nov 2020 - 15:00 UTC ...TROPICAL STORM POLO FORMS WELL SOUTHWEST OF MEXICO... As of 7:00 AM PST Wed Nov 18 the center of Polo was located near 16.3, -116.0 with movement WNW at 12 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 45 mph.

18 Nov 2020 - 9:00 UTC ...DEPRESSION COULD BRIEFLY BECOME A TROPICAL STORM LATER TODAY BEFORE WEAKENING ON THURSDAY... As of 1:00 AM PST Wed Nov 18 the center of Twenty-one-E was located near 15.7, -115.2 with movement WNW at 12 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

18 Nov 2020 - 3:00 UTC ...DEPRESSION CONTINUES WEST-NORTHWESTWARD OVER THE EASTERN TROPICAL PACIFIC... As of 8:00 PM MST Tue Nov 17 the center of Twenty-One-E was located near 15.5, -114.3 with movement WNW at 12 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

17 Nov 2020 - 21:00 UTC ...LATE-SEASON TROPICAL DEPRESSION FORMS OVER THE OPEN WATERS OF THE EASTERN PACIFIC... As of 3:00 PM MDT Tue Nov 17 the center of Twenty-One-E was located near 15.2, -113.3 with movement WNW at 12 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

Post-tropical Cyclone Polo at 16.9°N - 121.3°W

GeoColor

True Color daytime, multispectral IR at night
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Day Convection

RGB used to identify areas of rapid intensification
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Day Land Cloud

EUMETSAT Natural Color
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Night Microphysics

RGB used to distinguish clouds from fog
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Air Mass RGB

RGB composite based on the data from IR and WV
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Sandwich RGB

Multi-spectral blend combines IR band 13 with visual band 3
20 Nov 2020 - 04:50 UTC

Last update > 1 hour


Band 1

0.47 µm
Blue - Visible
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 2

0.64 µm
Red - Visible
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 3

0.86 µm
Veggie - Near IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 4

1.37 µm
Cirrus - Near IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 5

1.6 µm
Snow/Ice - Near IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 6

2.2 µm
Cloud Particle - Near IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 7

3.9 µm
Shortwave Window - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 8

6.2 µm
Upper-Level Water Vapor - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 9

6.9 µm
Mid-Level Water Vapor - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 10

7.3 µm
Lower-level Water Vapor - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 11

8.4 µm
Cloud Top - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 12

9.6 µm
Ozone - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 13

10.3 µm
Clean Longwave Window - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 14

11.2 µm
Longwave Window - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 15

12.3 µm
Dirty Longwave Window - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour

Band 16

13.3 µm
CO₂ Longwave - IR
20 Nov 2020 - 04:50 UTC

Last update > 1 hour