Steelhead Alley Storm Watch

Live active storms, NWS alerts, and the next 5-day rainfall outlook — followed by the historical archive of past storm events.

Active & Forecasted

Updates every ~15 min

🌩️ Ohio — Moderate

Explorer Map →

2 rivers rising 5.3×+ in 6h

2 rivers affected

🌧️ Forecasted Rain

Rain likely Tonight — 78% chance per NWS (Rain Showers). 32 rivers in the precipitation window.

Storm Archive

Published past storm events with rainfall, flow, and forecast accuracy.

Major Oct 1, 2026 04:00 - Oct 1, 2026 13:00 (9.0h)

Thu October 1 Alley Storm

Oct 1 alley-wide storm -- 0.5" in 9hrs, Oak Orchard Creek blew out, Genesee River fishable Friday.

Max Rain: 0.51"

Forecast Accuracy: Grade B

Buckets: Steelhead Alley

Moderate Sep 27, 2026 19:00 - Sep 28, 2026 01:00 (6.0h)

Sun September 27-28 New York (Lake Ontario) Storm

Sep 27-28 New front -- 0.4" delivered, Sandy Creek (Adams) peaked +14hrs as expected.

Max Rain: 0.37"

Forecast Accuracy: Grade B

Buckets: NY · Ontario

Moderate Sep 25, 2026 07:20 - Sep 27, 2026 07:00 (47.7h)

Fri September 25-27 New York (Lake Ontario) & Ohio & Pennsylvania Storm

Sep 25-27 Alley front -- 0.0" delivered, Johnson Creek peaked +14hrs as expected.

Max Rain: 0.00"

Forecast Accuracy: Grade A

Buckets: NY · Ontario, OH · Erie, PA · Erie

Major Sep 21, 2026 19:00 - Sep 22, 2026 01:00 (6.0h)

Mon September 21-22 New York (Lake Ontario) & Ohio & Pennsylvania Storm

Sep 21-22 alley-wide storm -- 0.6" in 6hrs, Genesee River blew out, Euclid Creek fishable Tuesday.

Max Rain: 0.61"

Forecast Accuracy: Grade B

Buckets: NY · Ontario, OH · Erie, PA · Erie

Major Sep 19, 2026 12:00 - Sep 19, 2026 18:00 (6.0h)

Sat September 19 Alley Storm

Sep 19 alley-wide storm -- 0.5" in 6hrs, Genesee River blew out, Black River fishable Saturday.

Max Rain: 0.54"

Forecast Accuracy: Grade C

Buckets: Steelhead Alley

Moderate Sep 18, 2026 05:00 - Sep 18, 2026 06:00 (1.0h)

Fri September 18 New York (Lake Erie) & New York (Lake Ontario) & Ohio Storm

Sep 18 Alley front -- 0.3" delivered, Johnson Creek peaked +14hrs as expected.

Max Rain: 0.31"

Forecast Accuracy: Grade A

Buckets: NY · Erie, NY · Ontario, OH · Erie

Moderate Sep 17, 2026 00:00 - Sep 17, 2026 01:00 (1.0h)

Thu September 17 Alley Storm

Sep 17 Alley front -- 0.3" delivered, Canadaway Creek peaked +11hrs as expected.

Max Rain: 0.30"

Forecast Accuracy: Grade A

Buckets: Steelhead Alley

Severe Sep 16, 2026 00:00 - Sep 16, 2026 10:00 (10.0h)

Wed September 16 Alley Storm

Sep 16 severe storm -- 1.2" of rain across Steelhead Alley. Lake Erie tribs out through Wednesday.

Max Rain: 1.24"

Forecast Accuracy: Grade B

Buckets: Steelhead Alley

Major Sep 13, 2026 15:00 - Sep 13, 2026 21:00 (6.0h)

Sun September 13 Alley Storm

Sep 13 alley-wide storm -- 0.8" in 6hrs, Eighteenmile Creek (Niagara) blew out, Johnson Creek fishable Monday.

Max Rain: 0.81"

Forecast Accuracy: Grade B

Buckets: Steelhead Alley

Major Sep 13, 2026 15:00 - Sep 13, 2026 21:00 (6.0h)

Sun September 13 New York (Lake Ontario) & Ohio & Pennsylvania Storm

Sep 13 alley-wide storm -- 0.8" in 6hrs, Eighteenmile Creek (Niagara) blew out, Johnson Creek fishable Sunday.

Max Rain: 0.81"

Forecast Accuracy: Grade B

Buckets: NY · Ontario, OH · Erie, PA · Erie

Major Sep 12, 2026 13:00 - Sep 12, 2026 17:00 (4.0h)

Sat September 12 Alley Storm

Sep 12 alley-wide storm -- 0.5" in 4hrs, Johnson Creek blew out, Cuyahoga River @ Independence fishable Sunday.

Max Rain: 0.52"

Forecast Accuracy: Grade B

Buckets: Steelhead Alley

Major Sep 9, 2026 14:00 - Sep 9, 2026 23:00 (9.0h)

Wed September 9 Alley Storm

Sep 9 alley-wide storm -- 0.9" in 9hrs, Johnson Creek blew out, Oak Orchard Creek fishable Thursday.

Max Rain: 0.93"

Forecast Accuracy: Grade B

Buckets: Steelhead Alley