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174
September 2026 Observations and Discussion
Good morning. With clear skies the 6:20AM temperature here in NW Grand Rapids is 61 with clear skies. Today should see partly cloudy skies with a high in the mid 70’s tonight should be clear and noticeable cooler with a low in the upper 40’s Monday through Saturday look to have typical mid-September temperatures with highs in the low to upper 70’s and lows from the mid 50’s to upper 50’s from Monday night all the way to Saturday there will be a chance of showers with the best chance on Tuesday (a 60% chance) Detailed Forecast For Grand Rapids Today Partly sunny, with a high near 74. Light northwest wind becoming west northwest 8 to 13 mph in the morning. Winds could gust as high as 26 mph. Tonight Mostly clear, with a low around 49. Northwest wind around 6 mph becoming calm in the evening. Monday Sunny, with a high near 71. Calm wind becoming southeast around 5 mph in the afternoon. Monday Night A 40 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 61. South southeast wind 6 to 13 mph, with gusts as high as 26 mph. Tuesday Showers and thunderstorms likely before 11am, then showers likely between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 78. South wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Tuesday Night A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 59. Wednesday A chance of showers between 8am and 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 30%. Wednesday Night Showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 60. Thursday Showers likely and possibly a thunderstorm before 8am, then a chance of showers. Cloudy, with a high near 75. Thursday Night A chance of showers. Mostly cloudy, with a low around 59. Friday A chance of showers. Partly sunny, with a high near 73. Friday Night A chance of showers. Mostly cloudy, with a low around 56. Saturday A chance of showers. Partly sunny, with a high near 72. Climate report: The official H/L yesterday at Grand Rapids was 84/59 there were 7 CDD’s there was no rainfall the highest wind gust was 27MPH out of the SW. There were no significant weather events. For today the average H/L is 75/54 the record high of 95 was set in 1939 and 1952 the coolest high of 52 was set in 1923 the record low of 35 was in 1975 the warmest low of 69 was in 1927 the wettest was 2.46” in 1962. Last year the H/L was 77/56 and there was 0.04” of rain. Some weather history for September 13th . 1984 — Hurricane Diana, after making a complete loop off the Carolina coast, made landfall and moved across eastern North Carolina. Diana deluged Cape Fear with more than eighteen inches of rain, and caused 78 million dollars damage in North Carolina. (Storm Data) 1988— Hurricane Gilbert smashed into the Cayman Islands, and as it headed for the Yucatan peninsula of Mexico strenghtened into a monster hurricane, packing winds of 175 mph. The barometric pressure at the center of Gilbert reached 26.13 inches (888 mb), an all-time record for any hurricane in the Carribean, Gulf of Mexico, or the Atlantic Ocean. Gilbert covered much of the Gulf of Mexico, producing rain as far away as the Florida Keys. (The National Weather Summary) (Storm Data) Here in Michigan 1939 A record breaking heat wave begins with the temperature hitting 95 degrees at Grand Rapids. 1952 Muskegon reaches 92 degrees for their third record high temperature in a row. Here in Grand Rapids the high was 95 for the 2nd day in a row and the last of a 5 day mid September heat wave, September 1952 ended up with a mean of 62.7 and was -0.8 for the month the mean at Muskegon was 62.1 and that was a departure of -1.4. -
795
PNW September Weather Discussion
Made it back home. A little rain on the way down but not too much. Always nice to go up to Seattle. It had been a few years since I got to go.- 1
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795
PNW September Weather Discussion
Raining pretty good. It's been a while since I heard the lovely sound of rain at night. -
795
PNW September Weather Discussion
hoping for some decent rain overnight and tomorrow -
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WxData 2.3 Released
WxData 2.3 has been released on conda-forge and pypi. conda install wxdata (conda-forge) OR pip install wxdata (pypi) WxData 2.3 has several new end-to-end weather data clients geared for use in automated Python scripts. WxData (as of version 2.3) consists of end-to-end clients for 20 weather models (& re-maps the GRIB keys into plain-language), USDA/FEMS Fuels Data, METAR Observations, NEXRAD II Radar Data, Observed Sounding Data & 2 API Interfaces (Open-Meteo & Air Now). WxData also has tools to help users query, transform and fill gaps in weather data as well as help users set up automated workflows in Python. These are the new clients found in WxData 2.3: Canadian Global Deterministic Prediction System (GDPS) Canadian Regional Deterministic Prediction System (RDPS) Canadian High Resolution Deterministic Prediction System (HRDPS) Canadian Global Ensemble Prediction System (GEPS) Canadian Seasonal to Inter-annual Prediction System (CanSIPS) Forecasts Canadian Seasonal to Inter-annual Prediction System (CanSIPS) Hindcasts The cansips_hindcast() data client automates the methodology described here: Readme cansips datamart en - MSC Open Data / Données ouvertes du SMC WxData 2.3 Release Notes: Release WxData 2.3 Released · edrewitz/WxData WxData Documentation & Jupyter Lab Tutorials: Home · edrewitz/WxData Wiki WxData GitHub Repository: edrewitz/WxData: A Python package of end-to-end weather data clients & raw data clients with VPN/Proxy Server support, data processors that decode variable keys from GRIB format into a plain-language format & various tools for assisting Python automated workflows, querying meteorological datasets and filling gaps in meteorological data. Graphics Created Using Data Clients From WxData 2.3 (See Jupyter Lab Tutorials)
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