Future

Responsive action SHOULD be taken in the near future

Arizona Severe Flood Watch | Effective 09/29/2026 12:14

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northwest Arizona, including the following areas, Hualapai Mountains, Northwest Deserts and Northwest Plateau. * WHEN...Until 11 PM MST this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Showers and thunderstorms capable of producing flash flooding.

Texas Severe Flood Watch | Effective 09/29/2026 12:15

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of north central Texas, including the following counties, Bosque, Collin, Comanche, Cooke, Coryell, Dallas, Denton, Eastland, Ellis, Erath, Fannin, Grayson, Hamilton, Hill, Hood, Jack, Johnson, Lampasas, McLennan, Mills, Montague, Palo Pinto, Parker, Rockwall, Somervell, Stephens, Tarrant, Wise and Young. * WHEN...From Wednesday afternoon through Friday morning. * IMPACTS...Excessive runoff may result in flooding of rivers,

Texas Severe Flood Watch | Effective 09/29/2026 12:15

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of North and Central Texas, including the following counties, Bell, Falls, Hunt, Kaufman, Limestone, Milam and Navarro. * WHEN...From Wednesday afternoon through Friday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS...

Arizona Severe Flood Watch | Effective 09/29/2026 12:31

* WHAT...Flash flooding caused by excessive and long duration rainfall. * WHERE...Portions of north central and northeastern Arizona, including areas from Flagstaff to St. John's and areas northward. * WHEN...Through late tonight. * IMPACTS...Flooding will be possible over burn areas, low-water crossings, creeks, streams, washes and swimming holes. Some larger creeks and rivers are expected to exceed bankfull. Flooding of paved roads and highway underpasses will be possible. Unpaved roads

Arizona Severe Flood Watch | Effective 09/29/2026 12:31

* WHAT...Flooding caused by excessive and long duration rainfall. * WHERE...Portions of central Arizona, including Yavapai and Gila Counties. * WHEN...Until 11 PM MST this evening. * IMPACTS...Flooding will be possible over burn areas, low-water crossings, creeks, streams, washes and swimming holes. Larger creeks and rivers may exceed bankfull. Flooding of paved roads and highway underpasses will be possible. Unpaved roads could become muddy and impassable. * ADDITIONAL DETAILS...

Arizona Severe Flood Watch | Effective 09/27/2026 14:54

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...For all of southeast Arizona, including the following areas, Baboquivari Mountains, Catalina and Rincon Mountains, Chiricahua Mountains, Dragoon and Mule and Huachuca and Santa Rita Mountains, Eastern Cochise County below 5000 feet, Galiuro and Pinaleno Mountains, South Central Pinal County, Southeast Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River

Colorado Severe Flood Watch | Effective 09/27/2026 14:21

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...The Eastern San Juan Mountains. * WHEN...From Monday morning through late Tuesday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. * ADDITIONAL DETAILS... - Periods of heavy rainfall associated with a remnant tropical storm system will spread across southwest Colorado beginning Monday.

Massachusetts, Rhode Island Severe Flood Watch | Effective 09/27/2026 14:05

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Massachusetts, including the following areas, Barnstable MA, Central Middlesex MA, Dukes MA, Eastern Essex MA, Eastern Norfolk MA, Eastern Plymouth MA, Nantucket MA, Northern Bristol MA, Northern Middlesex MA, Northern Worcester MA, Southeast Middlesex MA, Southern Bristol MA, Southern Plymouth MA, Southern Worcester MA, Suffolk MA, Western Essex MA, Western Norfolk MA and

New Mexico, Texas Severe Flood Watch | Effective 09/27/2026 12:00

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Southern New Mexico and Far West Texas. * WHEN...From Monday afternoon through late Tuesday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Tropical moisture will be transported northward ahead of Hurricane Polo Monday and Tuesday, bringing widespread showers and isolated thunderstorms to the region. High rainfall rates and

Colorado, Utah Unknown Hydrologic Outlook | Effective 09/27/2026 12:01

ESFGJT Strong southwesterly winds ahead of a closed low centered over California will pull tropical moisture from Tropical Storm Odalys and Hurricane Polo towards eastern Utah and western Colorado, with atmospheric moisture peaking in our area on Monday. The northerly extent of the expected excessive rainfall poses a threat to our southern San Juan river basins. Current forecasts suggest 1 to 4 inches of rain Monday morning through early Wednesday. At face value,
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