National Weather Service United States Department of Commerce

Major Winter Storm to Impact the Central and Eastern U.S. Through this Weekend

An impactful Pacific storm will move east and redevelop into a significant winter storm. Heavy snow to the north of this storm and heavy rain to the south with freezing rain at the junction will form over the Central U.S. Friday. This system shifts into the Eastern States on Saturday with heavy snow from the Midwest to the Northeast, and heavy rain from the Mid-South to the Mid-Atlantic. Read More >

JSC Bldg. 30 Weather Observations

Day TimeTemperatureDew Point RHWind AltimeterAccum. PCPN
since midnight
Wind Chill
(Central)(F)(F) (%)DirectionAvg Spd
Pk Spd
(inHg) (inches)Heat Index
17 Jan 1744675872272 W7 930.090.02N/A
17 Jan 1746675872273 W7 930.090.02N/A
17 Jan 1748675872275 W7 930.090.02N/A
17 Jan 1750675872277 W6 830.090.02N/A
17 Jan 1752675873280 W6 730.090.02N/A
17 Jan 1754675873281 W6 730.090.02N/A
17 Jan 1756675873284 W6 730.090.02N/A
17 Jan 1758675873285 W6 730.090.02N/A
17 Jan 1800675873286 W5 530.090.02N/A
17 Jan 1802675873287 W5 730.090.02N/A
17 Jan 1804675874289 W5 630.090.02N/A

Jan 16 Maximum temperature: 61 F at 2359 Minimum temperature: 51 F at 0007
Precipitation: 0.07 inches Peak wind: 18 mph at 1940


MesoWest data displays from NWS Western Region: JSC Bldg. 30 and NASA Ellington Field

Additional displays available from University of Utah Mesowest site. JSC Bldg. 30 and NASA Ellington Field (Not METAR site KEFD)

Additional rainfall data from Building 421 at JSC may be found at the JSC CoCoRaHS station TX-HRR-52 (Nassau Bay 1.6 NNW) Note that CoCoRaHS data is reported on day of measurement.

Heat Index is only reported when the temperature is 75 F or greater. Wind Chill is reported only when the temperature is 45 F or less. Exposure to full sunshine can increase heat index values by 15 degrees. Learn more about the heat index.

This is an experimental data service and is NOT CONSIDERED OPERATIONAL. Data may not be available at all times nor is it monitored 24/7. Data is provided by the NASA Johnson Space Center and provided by the NWS SMG as a courtesy. Sensors are located atop JSC Building 30 and may not always be representative of surrounding conditions.

NASA Ellington Field Weather Observation

Day TimeTemperature Accum. PCPN
since midnight
(Central)(F) (inches)
17 Jan 1805650.02

NASA Ellington: Jan 16 2019 Max temperature: 62 F Min Temperature: 51 F Rainfall: 0.03 inches