Eastern Caribbean Weather Storm Archive

Historical tropical cyclone activity in the eastern Caribbean region.

Historical storm archive for 2025

Melissa Major Hurricane

Last advisory stored: Friday, October 31, 2025 at 11:00 AM
Oct 31, 2025 11:00 AM
AST

Maximum intensity: 295 km/h 185 mph Based on advisory at Tuesday, October 28, 2025 at 10:00 AMOct 28, 2025 10:00 AM AST

CPA: Saint Thomas 851 km 529 mi - Tuesday, October 21, 2025Oct 21, 2025 Closest Point of Approach:
  • Saint Thomas: 851 km 529 mi (WSW) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • British Virgin Islands: 884 km 549 mi (WSW) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Saint Martin: 1011 km 628 mi (WSW) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Saint Kitts and Nevis: 1016 km 631 mi (WSW) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Anguilla: 1020 km 634 mi (WSW) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Montserrat: 1053 km 655 mi (WSW) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Guadeloupe: 1086 km 675 mi (W) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Antigua and Barbuda: 1100 km 684 mi (WSW) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Grenada: 1106 km 687 mi (WNW) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Dominica: 1114 km 692 mi (W) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • St Vincent & Grenad.: 1138 km 707 mi (W) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Martinique: 1145 km 711 mi (W) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Saint Lucia: 1153 km 717 mi (W) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST
  • Barbados: 1312 km 815 mi (W) at Tuesday, October 21, 2025 at 11:00 AMat Oct 21, 2025 11:00 AM AST

Lorenzo Tropical Storm

Last advisory stored: Wednesday, October 15, 2025 at 5:00 PM
Oct 15, 2025 5:00 PM
AST

Maximum intensity: 95 km/h 60 mph Based on advisory at Monday, October 13, 2025 at 11:00 PMOct 13, 2025 11:00 PM AST

CPA: Barbados 1632 km 1014 mi - Tuesday, October 14, 2025Oct 14, 2025 Closest Point of Approach:
  • Barbados: 1632 km 1014 mi (ENE) at Tuesday, October 14, 2025 at 5:00 PMat Oct 14, 2025 5:00 PM AST
  • Martinique: 1720 km 1069 mi (ENE) at Tuesday, October 14, 2025 at 5:00 PMat Oct 14, 2025 5:00 PM AST
  • Dominica: 1730 km 1075 mi (ENE) at Tuesday, October 14, 2025 at 5:00 PMat Oct 14, 2025 5:00 PM AST
  • Saint Lucia: 1734 km 1078 mi (ENE) at Tuesday, October 14, 2025 at 5:00 PMat Oct 14, 2025 5:00 PM AST
  • Antigua and Barbuda: 1736 km 1078 mi (ENE) at Tuesday, October 14, 2025 at 11:00 PMat Oct 14, 2025 11:00 PM AST
  • Guadeloupe: 1748 km 1086 mi (ENE) at Tuesday, October 14, 2025 at 5:00 PMat Oct 14, 2025 5:00 PM AST
  • Montserrat: 1781 km 1107 mi (ENE) at Tuesday, October 14, 2025 at 11:00 PMat Oct 14, 2025 11:00 PM AST
  • St Vincent & Grenad.: 1790 km 1112 mi (ENE) at Tuesday, October 14, 2025 at 5:00 PMat Oct 14, 2025 5:00 PM AST
  • Saint Kitts and Nevis: 1824 km 1133 mi (E) at Tuesday, October 14, 2025 at 11:00 PMat Oct 14, 2025 11:00 PM AST
  • Anguilla: 1842 km 1145 mi (E) at Tuesday, October 14, 2025 at 11:00 PMat Oct 14, 2025 11:00 PM AST
  • Saint Martin: 1847 km 1148 mi (E) at Tuesday, October 14, 2025 at 11:00 PMat Oct 14, 2025 11:00 PM AST
  • Grenada: 1891 km 1175 mi (ENE) at Tuesday, October 14, 2025 at 5:00 PMat Oct 14, 2025 5:00 PM AST
  • British Virgin Islands: 2003 km 1245 mi (E) at Tuesday, October 14, 2025 at 11:00 PMat Oct 14, 2025 11:00 PM AST
  • Saint Thomas: 2036 km 1265 mi (E) at Tuesday, October 14, 2025 at 11:00 PMat Oct 14, 2025 11:00 PM AST

Jerry Tropical Storm

Last advisory stored: Saturday, October 11, 2025 at 5:00 PM
Oct 11, 2025 5:00 PM
AST

Maximum intensity: 100 km/h 65 mph Based on advisory at Wednesday, October 8, 2025 at 8:00 PMOct 8, 2025 8:00 PM AST

CPA: Antigua & Barbuda 89 km 56 mi - Thursday, October 9, 2025Oct 9, 2025 Closest Point of Approach:
  • Antigua and Barbuda: 89 km 56 mi (ENE) at Thursday, October 9, 2025 at 8:00 PMat Oct 9, 2025 8:00 PM AST
  • Anguilla: 106 km 66 mi (ENE) at Friday, October 10, 2025 at 2:00 AMat Oct 10, 2025 2:00 AM AST
  • Saint Martin: 114 km 71 mi (ENE) at Friday, October 10, 2025 at 2:00 AMat Oct 10, 2025 2:00 AM AST
  • Montserrat: 142 km 88 mi (NE) at Thursday, October 9, 2025 at 8:00 PMat Oct 9, 2025 8:00 PM AST
  • Saint Kitts and Nevis: 149 km 93 mi (NNE) at Friday, October 10, 2025 at 2:00 AMat Oct 10, 2025 2:00 AM AST
  • Guadeloupe: 180 km 112 mi (NNE) at Thursday, October 9, 2025 at 8:00 PMat Oct 9, 2025 8:00 PM AST
  • Dominica: 199 km 124 mi (NE) at Thursday, October 9, 2025 at 2:00 PMat Oct 9, 2025 2:00 PM AST
  • British Virgin Islands: 206 km 128 mi (NE) at Friday, October 10, 2025 at 8:00 AMat Oct 10, 2025 8:00 AM AST
  • Saint Thomas: 236 km 147 mi (NE) at Friday, October 10, 2025 at 8:00 AMat Oct 10, 2025 8:00 AM AST
  • Martinique: 240 km 149 mi (NNE) at Thursday, October 9, 2025 at 2:00 PMat Oct 9, 2025 2:00 PM AST
  • Saint Lucia: 295 km 183 mi (NE) at Thursday, October 9, 2025 at 11:00 AMat Oct 9, 2025 11:00 AM AST
  • Barbados: 316 km 196 mi (N) at Thursday, October 9, 2025 at 11:00 AMat Oct 9, 2025 11:00 AM AST
  • St Vincent & Grenad.: 382 km 237 mi (NE) at Thursday, October 9, 2025 at 11:00 AMat Oct 9, 2025 11:00 AM AST
  • Grenada: 514 km 319 mi (NNE) at Thursday, October 9, 2025 at 11:00 AMat Oct 9, 2025 11:00 AM AST

Karen Tropical Storm

Last advisory stored: Friday, October 10, 2025 at 5:00 PM
Oct 10, 2025 5:00 PM
AST

Maximum intensity: 75 km/h 45 mph Based on advisory at Thursday, October 9, 2025 at 11:00 PMOct 9, 2025 11:00 PM AST

CPA: Anguilla 4041 km 2511 mi - Thursday, October 9, 2025Oct 9, 2025 Closest Point of Approach:
  • Anguilla: 4041 km 2511 mi (NE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Saint Martin: 4056 km 2520 mi (NE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Antigua and Barbuda: 4063 km 2525 mi (NE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Saint Kitts and Nevis: 4102 km 2549 mi (NE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Montserrat: 4116 km 2557 mi (NE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • British Virgin Islands: 4123 km 2562 mi (NE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Saint Thomas: 4151 km 2579 mi (NE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Guadeloupe: 4159 km 2584 mi (NE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Dominica: 4203 km 2611 mi (NNE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Martinique: 4249 km 2640 mi (NNE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Saint Lucia: 4302 km 2673 mi (NNE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Barbados: 4308 km 2677 mi (NNE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • St Vincent & Grenad.: 4394 km 2730 mi (NNE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST
  • Grenada: 4527 km 2813 mi (NNE) at Thursday, October 9, 2025 at 11:00 PMat Oct 9, 2025 11:00 PM AST

Imelda Hurricane

Last advisory stored: Thursday, October 2, 2025 at 11:00 AM
Oct 2, 2025 11:00 AM
AST

Maximum intensity: 155 km/h 100 mph Based on advisory at Wednesday, October 1, 2025 at 11:00 AMOct 1, 2025 11:00 AM AST

CPA: Saint Thomas 1095 km 680 mi - Friday, September 26, 2025Sep 26, 2025 Closest Point of Approach:
  • Saint Thomas: 1095 km 680 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • British Virgin Islands: 1123 km 698 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Anguilla: 1288 km 800 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Saint Martin: 1290 km 802 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Saint Kitts and Nevis: 1353 km 841 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Montserrat: 1424 km 885 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Antigua and Barbuda: 1448 km 900 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Guadeloupe: 1505 km 935 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Dominica: 1571 km 976 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Martinique: 1636 km 1016 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Saint Lucia: 1675 km 1041 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • St Vincent & Grenad.: 1703 km 1058 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Grenada: 1726 km 1072 mi (NW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST
  • Barbados: 1854 km 1152 mi (WNW) at Friday, September 26, 2025 at 8:00 PMat Sep 26, 2025 8:00 PM AST

Humberto Major Hurricane

Last advisory stored: Wednesday, October 1, 2025 at 11:00 AM
Oct 1, 2025 11:00 AM
AST

Maximum intensity: 260 km/h 160 mph Based on advisory at Saturday, September 27, 2025 at 5:00 PMSep 27, 2025 5:00 PM AST

CPA: Anguilla 559 km 347 mi - Saturday, September 27, 2025Sep 27, 2025 Closest Point of Approach:
  • Anguilla: 559 km 347 mi (NNE) at Saturday, September 27, 2025 at 5:00 PMat Sep 27, 2025 5:00 PM AST
  • Saint Martin: 576 km 358 mi (NNE) at Saturday, September 27, 2025 at 5:00 PMat Sep 27, 2025 5:00 PM AST
  • British Virgin Islands: 612 km 380 mi (NNE) at Saturday, September 27, 2025 at 11:00 PMat Sep 27, 2025 11:00 PM AST
  • Antigua and Barbuda: 634 km 394 mi (NNE) at Saturday, September 27, 2025 at 5:00 AMat Sep 27, 2025 5:00 AM AST
  • Saint Thomas: 635 km 394 mi (NNE) at Saturday, September 27, 2025 at 11:00 PMat Sep 27, 2025 11:00 PM AST
  • Saint Kitts and Nevis: 646 km 401 mi (NNE) at Saturday, September 27, 2025 at 5:00 PMat Sep 27, 2025 5:00 PM AST
  • Montserrat: 684 km 425 mi (NNE) at Saturday, September 27, 2025 at 5:00 AMat Sep 27, 2025 5:00 AM AST
  • Guadeloupe: 746 km 463 mi (NNE) at Saturday, September 27, 2025 at 5:00 AMat Sep 27, 2025 5:00 AM AST
  • Dominica: 807 km 502 mi (NNE) at Friday, September 26, 2025 at 11:00 PMat Sep 26, 2025 11:00 PM AST
  • Martinique: 870 km 541 mi (NNE) at Friday, September 26, 2025 at 11:00 PMat Sep 26, 2025 11:00 PM AST
  • Barbados: 926 km 575 mi (NNE) at Wednesday, September 24, 2025 at 5:00 PMat Sep 24, 2025 5:00 PM AST
  • Saint Lucia: 928 km 576 mi (NE) at Wednesday, September 24, 2025 at 11:00 PMat Sep 24, 2025 11:00 PM AST
  • St Vincent & Grenad.: 1018 km 633 mi (NE) at Wednesday, September 24, 2025 at 11:00 PMat Sep 24, 2025 11:00 PM AST
  • Grenada: 1151 km 715 mi (NNE) at Wednesday, September 24, 2025 at 11:00 PMat Sep 24, 2025 11:00 PM AST

Gabrielle Major Hurricane

Last advisory stored: Friday, September 26, 2025 at 11:00 AM
Sep 26, 2025 11:00 AM
AST

Maximum intensity: 220 km/h 140 mph Based on advisory at Monday, September 22, 2025 at 5:00 PMSep 22, 2025 5:00 PM AST

CPA: Antigua & Barbuda 803 km 499 mi - Friday, September 19, 2025Sep 19, 2025 Closest Point of Approach:
  • Antigua and Barbuda: 803 km 499 mi (NE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Anguilla: 818 km 508 mi (NE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Saint Martin: 830 km 516 mi (NE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Saint Kitts and Nevis: 856 km 532 mi (NE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Montserrat: 857 km 532 mi (NE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Guadeloupe: 893 km 555 mi (NE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • British Virgin Islands: 933 km 580 mi (NE) at Saturday, September 20, 2025 at 11:00 AMat Sep 20, 2025 11:00 AM AST
  • Dominica: 936 km 582 mi (NNE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Saint Thomas: 961 km 597 mi (NE) at Saturday, September 20, 2025 at 11:00 AMat Sep 20, 2025 11:00 AM AST
  • Martinique: 987 km 613 mi (NNE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Saint Lucia: 1044 km 649 mi (NNE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Barbados: 1066 km 663 mi (NNE) at Friday, September 19, 2025 at 11:00 AMat Sep 19, 2025 11:00 AM AST
  • St Vincent & Grenad.: 1138 km 707 mi (NNE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST
  • Grenada: 1273 km 791 mi (NNE) at Friday, September 19, 2025 at 5:00 PMat Sep 19, 2025 5:00 PM AST

Fernand Tropical Storm

Last advisory stored: Thursday, August 28, 2025 at 5:00 AM
Aug 28, 2025 5:00 AM
AST

Maximum intensity: 95 km/h 60 mph Based on advisory at Monday, August 25, 2025 at 11:00 AMAug 25, 2025 11:00 AM AST

CPA: Anguilla 1013 km 630 mi - Saturday, August 23, 2025Aug 23, 2025 Closest Point of Approach:
  • Anguilla: 1013 km 630 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • British Virgin Islands: 1030 km 640 mi (NNE) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Saint Martin: 1030 km 640 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Saint Thomas: 1049 km 652 mi (NNE) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Saint Kitts and Nevis: 1110 km 690 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Antigua and Barbuda: 1122 km 697 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Montserrat: 1160 km 721 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Guadeloupe: 1246 km 774 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Dominica: 1323 km 822 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Martinique: 1401 km 871 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Saint Lucia: 1469 km 913 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • St Vincent & Grenad.: 1562 km 970 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Barbados: 1578 km 980 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST
  • Grenada: 1684 km 1047 mi (N) at Saturday, August 23, 2025 at 5:00 PMat Aug 23, 2025 5:00 PM AST

Erin Major Hurricane

Last advisory stored: Friday, August 22, 2025 at 5:00 PM
Aug 22, 2025 5:00 PM
AST

Maximum intensity: 300 km/h 185 mph Based on advisory at Saturday, August 16, 2025 at 2:00 PMAug 16, 2025 2:00 PM AST

CPA: Anguilla 180 km 112 mi - Saturday, August 16, 2025Aug 16, 2025 Closest Point of Approach:
  • Anguilla: 180 km 112 mi (NNW) at Saturday, August 16, 2025 at 2:00 PMat Aug 16, 2025 2:00 PM AST
  • British Virgin Islands: 187 km 116 mi (NNE) at Saturday, August 16, 2025 at 5:00 PMat Aug 16, 2025 5:00 PM AST
  • Saint Martin: 195 km 121 mi (N) at Saturday, August 16, 2025 at 2:00 PMat Aug 16, 2025 2:00 PM AST
  • Saint Thomas: 209 km 130 mi (NNE) at Saturday, August 16, 2025 at 5:00 PMat Aug 16, 2025 5:00 PM AST
  • Saint Kitts and Nevis: 265 km 164 mi (NNE) at Saturday, August 16, 2025 at 8:00 AMat Aug 16, 2025 8:00 AM AST
  • Antigua and Barbuda: 277 km 172 mi (N) at Saturday, August 16, 2025 at 8:00 AMat Aug 16, 2025 8:00 AM AST
  • Montserrat: 312 km 194 mi (N) at Saturday, August 16, 2025 at 8:00 AMat Aug 16, 2025 8:00 AM AST
  • Guadeloupe: 403 km 250 mi (N) at Saturday, August 16, 2025 at 8:00 AMat Aug 16, 2025 8:00 AM AST
  • Dominica: 484 km 301 mi (N) at Saturday, August 16, 2025 at 8:00 AMat Aug 16, 2025 8:00 AM AST
  • Martinique: 560 km 348 mi (N) at Saturday, August 16, 2025 at 2:00 AMat Aug 16, 2025 2:00 AM AST
  • Saint Lucia: 626 km 389 mi (N) at Saturday, August 16, 2025 at 2:00 AMat Aug 16, 2025 2:00 AM AST
  • Barbados: 691 km 429 mi (NNE) at Friday, August 15, 2025 at 2:00 PMat Aug 15, 2025 2:00 PM AST
  • St Vincent & Grenad.: 722 km 449 mi (N) at Saturday, August 16, 2025 at 2:00 AMat Aug 16, 2025 2:00 AM AST
  • Grenada: 840 km 522 mi (N) at Saturday, August 16, 2025 at 8:00 AMat Aug 16, 2025 8:00 AM AST

How to read this page

Storm Classification

Tropical Depression Below 39 mph63 km/h Tropical Storm 39–73 mph63–118 km/h Hurricane 74–110 mph119–177 km/h (Cat 1–2) Major Hurricane 111+ mph178+ km/h (Cat 3–5)

Closest Point of Approach

Within 100 mi161 km Within 200 mi322 km Within 300 mi482 km Beyond 300 mi482 km

Each storm card displays a classification badge showing peak intensity and the maximum sustained wind recorded from the historical track. The coloured bar on the left of each card and the coloured text in the distance list both indicate how close the system came to the Eastern Caribbean. Storms without a coloured bar stayed beyond the monitoring threshold. Expand any storm's CPA (Closest Point of Approach) row to see a full breakdown of distances to every island.