Nassau County, FL Weather Alerts
Every National Weather Service alert issued for Nassau County, Florida, pushed to your phone within moments — county code FLC089, forecast zone 2 zones (FLZ024, FLZ124). Free with StormCast.
Download on Google PlayHow the NWS identifies Nassau County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches FLC089 directly rather than matching on place names, which is why an alert arrives whether you are in Bryceville or anywhere else in the county.
NWS County Code
FLC089
Forecast Zones
2 zones (FLZ024, FLZ124)
Forecast Office
Jacksonville (JAX)
Radar Station
KJAX
Towns covered in Nassau County
An NWS alert for Nassau County applies to all 5 of these communities. You do not need a separate alert for each one.
River gauges in and around Nassau County
StormCast tracks 11 gauges near Nassau County. Set a flood-stage alert on any of them to get notified before the water reaches you.
- Thomas Creek (in NAVD88)
- Thomas Creek (FL) at SR 115 near Callahan (in NAVD88)
- Nassau River near Tisonia (in MHHW)
- Broward River below Biscayne Boulevard (in MHHW)
- Broward River at Cedar Heights (in MHHW)
- Trout River at Sherwood Forest (in MHHW)
- Trout River (FL) at Lem Turner Road (in MHHW)
- Dunn Creek at Dunn Creek Road (in MHHW)
- Kings Ferry (in MHHW)
- Atlantic Coast at Fernandina Beach (in MHHW)
- Amelia River Public Boat Ramp (in MHHW)
Current conditions
Loading current conditions…
Alert types issued for Nassau County
Tornado
Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.
How tornado alerts work →Flooding
Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.
How flood alerts work →Winter
Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.
Winter warnings explained →Fire Weather
Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.
Fire weather alerts →Heat & Cold
Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.
Frost & freeze alerts →Nassau County weather alert questions
Which NWS forecast zone is Nassau County in?
Nassau County, Florida is NWS county code FLC089 and spans 2 forecast zones (FLZ024, FLZ124). Alerts for it are issued by the Jacksonville (JAX) Weather Forecast Office, and the nearest NEXRAD radar is KJAX.
Which towns in Nassau County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Nassau County covers every community inside it, including Bryceville, Callahan, Fernandina Beach, Hilliard and Yulee.
Are there river gauges in Nassau County?
Yes — StormCast monitors 11 river gauges in and around Nassau County, including Thomas Creek (in NAVD88), Thomas Creek (FL) at SR 115 near Callahan (in NAVD88), Nassau River near Tisonia (in MHHW). You can set a flood-stage alert on any of them and get a push notification when the water rises.
How fast are alerts for Nassau County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for FLC089, the push notification goes out within moments — even with your screen off.