NWS/WXSIM Forecast Comparison

What is NWS/WXSIM Forecast Comparison?

This script provides forecast comparisons between the National Weather Service and WXSIM forecasting software which was created by Tom Ehrensberger. WXSIM software uses weather date collected from Turner Downs Weather and from other public sources and produces a text forecast specific for the Southeastern part of Wake County.

Overnight

Overnight: Partly Cloudy
Partly Cloudy

Lo 61 °F
NWS forecast: Partly cloudy, with a low around 61. Northeast wind around 7 mph.
WXSIM forecast: Partly cloudy. A chance of rain. High 92°. Heat index up to 102°. UV index up to 8. Wind west-southwest around 7 mph, gusting to 16 mph. Chance of precipitation 40 percent. Precipitation mostly less than a quarter of an inch.
Monday

Monday: Partly Sunny
Partly Sunny

Hi 81 °F
NWS forecast: Partly sunny, with a high near 81. Northeast wind around 8 mph.
WXSIM forecast: Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Moderate fog. A chance of rain in the evening, then rain likely after midnight. Low 77°. Wind west-southwest around 7 mph in the evening, becoming south-southeast after midnight. Chance of precipitation 80 percent. Precipitation mostly between half an inch and one inch.
Monday
Night
Monday Night: Mostly Cloudy
Mostly Cloudy

Lo 66 °F
NWS forecast: Mostly cloudy, with a low around 66. Northeast wind around 6 mph.
WXSIM forecast: Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Light to moderate fog in the morning. High 92°. Heat index up to 102°. UV index up to 7. Wind south-southwest around 5 mph in the morning, becoming west-southwest in the afternoon.
Tuesday

Tuesday: Slight Chance Rain Showers
Slight Chance Rain Showers

Hi 81 °F
NWS forecast: A slight chance of rain showers between 8am and 4pm. Mostly cloudy, with a high near 81. North wind around 5 mph. Chance of precipitation is 20%.
WXSIM forecast: Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Light to moderate fog. Rain likely. Low 76°. Wind south-southwest around 2 mph in the evening, becoming southeast after midnight. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch.
Tuesday
Night
Tuesday Night: Mostly Cloudy
Mostly Cloudy

Lo 69 °F
NWS forecast: Mostly cloudy, with a low around 69. Northeast wind around 3 mph.
WXSIM forecast: Dense overcast in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 85°. Heat index up to 92°. Wind east-southeast around 2 mph in the morning, becoming southwest in the afternoon. Chance of precipitation 40 percent. Precipitation mostly less than a tenth of an inch.
Wednesday

Wednesday: Partly Sunny then Chance Showers And Thunderstorms
Partly Sunny then Chance Showers And T-Storms

Hi 87 °F
NWS forecast: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 87. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
WXSIM forecast: Partly cloudy in the evening, becoming fair after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A slight chance of rain. Low 74°. Wind west around 2 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.