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

Hurricane Erin (Atlantic)

Tropical Storm Eighteen (West Pac)

Active Invests

Invest 99L (Atlantic)

Hurricane Erin

Latest Update • 2100 UTC 20 August 2025

Tropical Storm Eighteen

Latest Update • 1800 UTC 20 August 2025

Invest 99L

Latest Update • 1800 UTC 20 August 2025

Latest Storm Information

Category 2 Hurricane

Max Wind: 95 kt (110 mph)

Min Pres: 943 hPa

Movement: N at 14 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	5 kt	Normal Range
12–36 hr	–5 kt	Normal Range
24–48 hr	–15 kt	≤ 10^th Percentile
48–72 hr	–30 kt	≤ 0.5^th Percentile
72–96 hr	0 kt	Normal Range
96–120 hr	–10 kt	≤ 25^th Percentile

Hours	Start Wind	End Wind	Percentile Rank
0–24 hr	95 kt	100 kt	Normal Range
12–36 hr	100 kt	95 kt	Normal Range
24–48 hr	100 kt	85 kt	≤ 25^th Percentile
48–72 hr	85 kt	55 kt	≤ 2.5^th Percentile
72–96 hr	55 kt	55 kt	Normal Range
96–120 hr	55 kt	45 kt	≤ 25^th Percentile

Hour	Forecast	Percentile Rank
24	100 kt	Normal Range
36	95 kt	Normal Range
48	85 kt	Normal Range
72	55 kt	≤ 25^th Percentile
96	55 kt	Normal Range
120	45 kt	Not Enough Data

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

Recon Data

Summary Plot

Storm-Centered Composite

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
1200 UTC 08 Aug	9.5	-13.5	30	N/A	Disturbance	-
1800 UTC 08 Aug	9.7	-14.3	30	N/A	Disturbance	-
0000 UTC 09 Aug	9.9	-15.2	30	1008	Disturbance	-
0600 UTC 09 Aug	10.0	-16.1	30	1007	Disturbance	-
1200 UTC 09 Aug	10.1	-17.0	30	1006	Disturbance	-
1800 UTC 09 Aug	10.6	-18.0	30	1006	Disturbance	-
0000 UTC 10 Aug	11.6	-19.0	30	1006	Disturbance	-
0600 UTC 10 Aug	12.5	-19.9	30	1006	Disturbance	-
1200 UTC 10 Aug	14.0	-20.3	35	1006	Disturbance	-
1800 UTC 10 Aug	15.7	-21.5	35	1006	Disturbance	-
0000 UTC 11 Aug	16.5	-23.4	35	1006	Disturbance	-
0600 UTC 11 Aug	17.2	-25.2	35	1006	Disturbance	-
1200 UTC 11 Aug	17.3	-27.3	45	1004	Tropical Storm	-
1800 UTC 11 Aug	17.4	-29.3	45	1004	Tropical Storm	-
0000 UTC 12 Aug	17.6	-31.3	45	1004	Tropical Storm	-
0600 UTC 12 Aug	17.5	-33.3	45	1004	Tropical Storm	-
1200 UTC 12 Aug	17.3	-35.4	45	1006	Tropical Storm	-
1800 UTC 12 Aug	17.1	-37.4	45	1006	Tropical Storm	-
0000 UTC 13 Aug	16.8	-39.3	45	1004	Tropical Storm	-
0600 UTC 13 Aug	16.6	-41.0	45	1004	Tropical Storm	-
1200 UTC 13 Aug	16.4	-42.7	50	1002	Tropical Storm	-
1800 UTC 13 Aug	16.3	-44.3	50	1002	Tropical Storm	-
0000 UTC 14 Aug	16.3	-45.9	50	1002	Tropical Storm	-
0600 UTC 14 Aug	16.3	-47.5	50	1002	Tropical Storm	-
1200 UTC 14 Aug	16.3	-48.9	60	999	Tropical Storm	-
1800 UTC 14 Aug	16.6	-50.4	60	998	Tropical Storm	-
0000 UTC 15 Aug	16.9	-51.9	70	998	Tropical Storm	-
0600 UTC 15 Aug	17.5	-53.7	70	998	Tropical Storm	-
1200 UTC 15 Aug	18.0	-55.3	75	998	Hurricane	1
1800 UTC 15 Aug	18.7	-56.8	75	993	Hurricane	1
0000 UTC 16 Aug	19.4	-58.6	85	981	Hurricane	1
0600 UTC 16 Aug	19.6	-60.4	105	970	Hurricane	2
1200 UTC 16 Aug	19.6	-62.1	150	934	Hurricane	4
1800 UTC 16 Aug	19.8	-63.4	160	915	Hurricane	5
0000 UTC 17 Aug	20.0	-64.5	145	934	Hurricane	4
0600 UTC 17 Aug	20.3	-65.9	125	940	Hurricane	3
1200 UTC 17 Aug	20.7	-67.0	125	940	Hurricane	3
1800 UTC 17 Aug	21.5	-68.0	125	946	Hurricane	3
0000 UTC 18 Aug	22.1	-68.8	125	946	Hurricane	3
0600 UTC 18 Aug	22.5	-69.8	130	945	Hurricane	4
1200 UTC 18 Aug	22.9	-70.5	140	935	Hurricane	4
1800 UTC 18 Aug	23.6	-71.0	140	937	Hurricane	4
0000 UTC 19 Aug	24.0	-71.4	125	947	Hurricane	3
0600 UTC 19 Aug	24.5	-71.8	115	955	Hurricane	3
1200 UTC 19 Aug	25.2	-72.1	105	958	Hurricane	2
1800 UTC 19 Aug	26.1	-72.5	105	958	Hurricane	2
0000 UTC 20 Aug	27.2	-72.8	105	959	Hurricane	2
0600 UTC 20 Aug	28.3	-73.2	100	954	Hurricane	2
1200 UTC 20 Aug	29.6	-73.7	110	945	Hurricane	2
1800 UTC 20 Aug	30.7	-73.6	110	943	Hurricane	2

Latest Storm Information

Tropical Storm

Max Wind: 40 kt (45 mph)

Min Pres: 1002 hPa

Movement: NE at 11 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
0600 UTC 19 Aug	27.2	127.6	35	1009	Tropical Depression	-
1200 UTC 19 Aug	27.9	127.1	35	1008	Tropical Depression	-
1800 UTC 19 Aug	28.6	126.8	30	1005	Tropical Depression	-
0000 UTC 20 Aug	29.4	127.4	35	1005	Tropical Depression	-
0600 UTC 20 Aug	30.3	127.9	35	1005	Tropical Depression	-
1200 UTC 20 Aug	31.2	128.0	40	1004	Tropical Storm	-
1800 UTC 20 Aug	31.8	128.9	45	1002	Tropical Storm	-

Latest Storm Information

Invest

Max Wind: 30 kt (35 mph)

Min Pres: 1011 hPa

Movement: W at 15 mph

NHC Formation Outlook

2-Day Probability: 40% ( 🟠 Moderate )

7-Day Probability: 40% ( 🟠 Moderate )

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
0600 UTC 18 Aug	12.7	-14.3	30	1012	Disturbance	-
1200 UTC 18 Aug	12.6	-15.6	30	1012	Disturbance	-
1800 UTC 18 Aug	12.6	-17.2	30	1010	Disturbance	-
0000 UTC 19 Aug	12.5	-18.4	35	1010	Disturbance	-
0600 UTC 19 Aug	12.5	-20.1	35	1010	Disturbance	-
1200 UTC 19 Aug	12.9	-21.6	35	1010	Disturbance	-
1800 UTC 19 Aug	13.2	-23.5	35	1010	Disturbance	-
0000 UTC 20 Aug	13.3	-25.2	35	1011	Disturbance	-
0600 UTC 20 Aug	12.7	-27.2	35	1011	Disturbance	-
1200 UTC 20 Aug	11.5	-29.1	35	1011	Disturbance	-
1800 UTC 20 Aug	11.4	-30.4	35	1011	Disturbance	-