Buller Gorge Matrix

Forecast DateClick below for detailsBuller Gorge
Fri 17 OctDry. Reducing risk levels.
Sat 18 OctRain picks up; gets heavy later. Totals reach 50 mm by late.
Sun 19 OctHeavy rain eases morning, then showery. {Expect another 50 to 75 mm, mostly morning hours. 24-huor totals 100+ mm. }
Conference Call
Mon 20 OctMostly dry to start, [then heavy rain again by evening. Totals reach 50+ mm. ]
Tue 21 Oct{Heavy rain eases by later. Expect another 100+ mm. }
Rainfall risk criteria Risk Level
Rainfall over past three days less than 70 mm
Risk Level
Rainfall over past three days 70+ mm
Response
Less than 40 mm of rain within 24-hour period
None required
40 to 60 mm of rain within 24-hour period
Refer to TARP to assess actions
60 to 90 mm of rain within 24-hour period
Refer to TARP to assess actions
More than 90 mm of rain within 24-hour period
Refer to TARP to assess actions