Current Watches, Warnings and Advisories for Johnson (IAZ064) Iowa Issued by the National Weather Service

 

Winter Storm Warning - Johnson (Iowa)


Updated:Sat 31-Jan-15 11:25am CST
Effective:Sat 31-Jan-15 11:25am CST
Expires:Sun 01-Feb-15 09:00pm CST
Severity:Moderate
Urgency:Expected
Certainty:Likely
Status:Actual
Type:Alert
Category:Met

Areas affected: Benton; Buchanan; Cedar; Clinton; Delaware; Dubuque; Henry; Iowa; Jackson; Jefferson; Johnson; Jones; Keokuk; Linn; Louisa; Muscatine; Scott; Van Buren; Washington
 
Instructions: A winter storm warning for heavy snow means severe winter weather conditions are expected or are occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... Food...and water in your vehicle in case of an emergency.

Message summary: ...winter storm to bring heavy snowfall tonight and sunday...
.a developing winter storm system is expected to spread snow across the area late this afternoon and this evening...continuing through sunday. Heavy snow accumulations will be possible over eastern iowa...northwest illinois and far northeast missouri. Strong northeast winds will develop sunday...which may result in considerable drifting of the fresh snowfall...as well as some blowing snow and reduced visibilities. Some uncertainty on the exact track of this storm remains...which will affect where the heaviest snow is expected. Stay informed with the latest forecast updates.
...winter storm warning remains in effect from 7 pm this evening to 9 pm cst sunday...
* timing...7 pm this evening until 9 pm sunday evening.
* snow accumulations...7 to 11 inches. Heaviest snows along highway 30 south to the i-80 corridor to near highway 34 in iowa.
* winds...light south winds tonight. Northeast winds 10 to 20 mph with gusts up to 35 mph sunday...resulting in considerable drifting of snow and some blowing snow by late morning.
* visibilities...below 1/2 mile at times.
* impacts...roads will become slick and hazardous. On sunday...
Blowing and drifting snow will create areas of low visibility and may make it difficult for road crews to keep roads clear...
Especially in open areas.
...view the complete message

Source: NWS Watches, Warnings or Advisories for zone IAZ064