Real Time Tropical Cyclones

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This page displays active tropical cyclones and invests, updated automatically using the Tropycal python package (v1.2). Data is available courtesy of the National Hurricane Center (NHC) for Atlantic and East & Central Pacific cyclones, and the Joint Typhoon Warning Center (JTWC) globally. Click on any storm below for more information. All images are free to share with credit.

Active Tropical Cyclones

Tropical Storm Helene (Atlantic)

Remnants Of John (East Pac)

Tropical Depression Eighteen (West Pac)

Active Invests

Invest 91W (West Pac)

Tropical Storm Helene

Latest Update • 2100 UTC 24 September 2024

Remnants Of John

Latest Update • 1800 UTC 24 September 2024

Tropical Depression Eighteen

Latest Update • 1800 UTC 24 September 2024

Invest 91W

Latest Update • 1800 UTC 24 September 2024

Latest Storm Information

Tropical Storm

Max Wind: 45 kt (50 mph)

Min Pres: 995 hPa

Movement: WNW at 12 mph

Official Forecast

Forecast Graphic

Forecast Statistics

Climatology: 2000-2023 North Atlantic NHC forecast 24-hour wind change (over water only)

Hours	Change	Percentile Rank
0–24 hr	25 kt	≥ 97.5^th Percentile
12–36 hr	25 kt	≥ 99^th Percentile
24–48 hr	35 kt	Record Maximum (Tie)
48–72 hr	–70 kt	Over Land
72–96 hr	–10 kt	Over Land

Hours	Start Wind	End Wind	Percentile Rank
0–24 hr	40 kt	65 kt	≥ 97.5^th Percentile
12–36 hr	55 kt	80 kt	≥ 99^th Percentile
24–48 hr	65 kt	100 kt	Record Maximum
48–72 hr	100 kt	30 kt	Over Land
72–96 hr	30 kt	20 kt	Over Land

Hour	Forecast	Percentile Rank
24	65 kt	≥ 97.5^th Percentile
36	80 kt	≥ 99.5^th Percentile
48	100 kt	≥ 99.5^th Percentile
72	30 kt	Over Land
96	20 kt	Over Land

Super-Ensemble Plots

Check out the new interactive ensemble viewer!

Ensemble Viewer (Click image for loop)

Summary Plot

Ensemble Mean Trends

Correlation Matrix (Click image for more)

Multi-Model Guidance

Model Tracks

Model Intensity

GEFS ensembles

GEFS Track Density

GEFS Tracks (MSLP)

SHIPS Guidance

Summary Plot

Aicraft Radar Data

Recon Wind

Derived RMW

External Links

Storm History

Click on the header row to reverse the table order

Time (UTC)	Lat	Lon	Wind (mph)	Pressure	Storm Type	Category
1800 UTC 21 Sep	13.6	-82.7	25	1007	Disturbance	-
0000 UTC 22 Sep	14.0	-82.6	25	1007	Disturbance	-
0600 UTC 22 Sep	14.4	-82.6	25	1007	Disturbance	-
1200 UTC 22 Sep	14.8	-82.6	25	1007	Disturbance	-
1800 UTC 22 Sep	15.2	-82.6	25	1007	Disturbance	-
0000 UTC 23 Sep	15.6	-82.5	25	1006	Disturbance	-
0600 UTC 23 Sep	16.0	-82.0	30	1005	Disturbance	-
1200 UTC 23 Sep	17.2	-81.8	30	1004	Disturbance	-
1800 UTC 23 Sep	17.9	-81.9	35	1004	Disturbance	-
0000 UTC 24 Sep	18.2	-82.1	35	1002	Disturbance	-
0600 UTC 24 Sep	18.6	-82.7	35	1002	Disturbance	-
1200 UTC 24 Sep	19.2	-83.6	45	1000	Tropical Storm	-
1800 UTC 24 Sep	19.4	-84.6	45	998	Tropical Storm	-

Latest Storm Information

Post Tropical Cyclone

Max Wind: 30 kt (35 mph)

Min Pres: 1004 hPa

Movement: WNW at 3 mph

Official Forecast

Forecast Graphic

Forecast Statistics

Climatology: 2000-2023 East Pacific NHC forecast 24-hour wind change (over water only)

Hours	Change	Percentile Rank
0–24 hr	–30 kt	Over Land
12–36 hr	–15 kt	Over Land
24–48 hr	–5 kt	Over Land

Hours	Start Wind	End Wind	Percentile Rank
0–24 hr	45 kt	15 kt	Over Land
12–36 hr	30 kt	15 kt	Over Land
24–48 hr	15 kt	10 kt	Over Land

Hour	Forecast	Percentile Rank
24	15 kt	Over Land
36	15 kt	Over Land
48	10 kt	Over Land
72	nan kt	Over Land

Super-Ensemble Plots

Check out the new interactive ensemble viewer!

Ensemble Viewer (Click image for loop)

Summary Plot

Ensemble Mean Trends

Correlation Matrix (Click image for more)

Multi-Model Guidance

Model Tracks

Model Intensity

GEFS ensembles

GEFS Track Density

GEFS Tracks (MSLP)

SHIPS Guidance

Summary Plot

External Links

Storm History

Click on the header row to reverse the table order

Time (UTC)	Lat	Lon	Wind (mph)	Pressure	Storm Type	Category
0000 UTC 21 Sep	12.2	-99.2	25	N/A	Disturbance	-
0600 UTC 21 Sep	12.3	-99.1	25	N/A	Disturbance	-
1200 UTC 21 Sep	12.5	-99.0	25	N/A	Disturbance	-
1800 UTC 21 Sep	12.6	-98.9	25	N/A	Disturbance	-
0000 UTC 22 Sep	13.0	-98.8	30	1008	Disturbance	-
0600 UTC 22 Sep	13.7	-98.6	30	1007	Disturbance	-
1200 UTC 22 Sep	13.8	-98.6	30	1005	Disturbance	-
1800 UTC 22 Sep	13.9	-98.6	35	1005	Tropical Depression	-
0000 UTC 23 Sep	14.0	-98.6	40	1002	Tropical Storm	-
0600 UTC 23 Sep	14.2	-98.5	45	1000	Tropical Storm	-
1200 UTC 23 Sep	14.6	-98.6	70	992	Tropical Storm	-
1800 UTC 23 Sep	15.2	-98.4	90	977	Hurricane	1
0000 UTC 24 Sep	15.9	-98.6	115	962	Hurricane	3
0600 UTC 24 Sep	16.9	-99.3	100	973	Hurricane	2
1200 UTC 24 Sep	17.7	-100.3	50	999	Tropical Storm	-

Latest Storm Information

Tropical Depression

Max Wind: 30 kt (35 mph)

Min Pres: 1003 hPa

Movement: NNE at 3 mph

Multi-Model Guidance

Model Tracks

Model Intensity

GEFS ensembles

GEFS Track Density

GEFS Tracks (MSLP)

External Links

Storm History

Click on the header row to reverse the table order

Time (UTC)	Lat	Lon	Wind (mph)	Pressure	Storm Type	Category
0600 UTC 23 Sep	28.8	130.7	20	1009	Disturbance	-
1200 UTC 23 Sep	28.4	131.7	20	1009	Disturbance	-
1800 UTC 23 Sep	28.1	132.7	20	1009	Disturbance	-
0000 UTC 24 Sep	27.9	133.6	25	1009	Disturbance	-
0600 UTC 24 Sep	27.7	134.3	30	1004	Tropical Depression	-
1200 UTC 24 Sep	27.9	135.1	35	1003	Tropical Depression	-
1800 UTC 24 Sep	28.1	135.2	35	1003	Tropical Depression	-

Latest Storm Information

Invest

Max Wind: 15 kt (20 mph)

Min Pres: 1006 hPa

Movement: WNW at 5 mph

External Links

Storm History

Click on the header row to reverse the table order

Time (UTC)	Lat	Lon	Wind (mph)	Pressure	Storm Type	Category
0000 UTC 21 Sep	11.2	158.8	20	1010	Disturbance	-
0600 UTC 21 Sep	11.4	157.8	20	1009	Disturbance	-
1200 UTC 21 Sep	11.6	156.7	20	1009	Disturbance	-
1800 UTC 21 Sep	12.1	154.6	20	1009	Disturbance	-
0000 UTC 22 Sep	12.3	153.8	20	1009	Disturbance	-
0600 UTC 22 Sep	12.5	152.8	20	1009	Disturbance	-
1200 UTC 22 Sep	13.0	152.7	20	1009	Disturbance	-
1800 UTC 22 Sep	14.1	152.0	20	1009	Disturbance	-
0000 UTC 23 Sep	14.7	151.2	20	1009	Disturbance	-
0600 UTC 23 Sep	14.3	150.1	20	1009	Disturbance	-
1200 UTC 23 Sep	14.4	150.1	25	1009	Disturbance	-
1800 UTC 23 Sep	14.7	149.4	20	1007	Disturbance	-
0000 UTC 24 Sep	15.1	148.1	20	1007	Disturbance	-
0600 UTC 24 Sep	15.2	146.9	20	1006	Disturbance	-
1200 UTC 24 Sep	15.2	145.6	20	1006	Disturbance	-
1800 UTC 24 Sep	15.3	145.2	20	1006	Disturbance	-