Date Index - Febuary 2023 - sw-storm-coordinators@feca.simplelists.com

02 Feb 2023 13:29 UTC Rain, Freezing Rain, Freezing Drizzle, Sleet and some light Snow extend from east TX & southeast OK through AR, LA, MS, TN, AL, GA, NC & VA this morning, Thursday, 2/2/23. Max ice in NWS grids: 0.18” parts AR; Current SPIA Index is at Level 1 in AR. Light freezing rain or freezing drizzle will continue through Noon today, then temperatures rise to above freezing. Warming temps next 3 days. Sidney Sperry
02 Feb 2023 13:34 UTC Rain, Freezing Rain, Freezing Drizzle, Sleet and some light Snow extend from east TX & southeast OK through AR, LA, MS, TN, AL, GA, NC & VA this morning, Thursday, 2/2/23. Max ice in NWS grids: 0.18” parts AR; Current SPIA Index is at Level 1 in AR. Light freezing rain or freezing drizzle will continue through Noon today, then temperatures rise to above freezing. Warming temps next 3 days. Sidney Sperry
03 Feb 2023 11:03 UTC Next storm system coming onshore in Pacific Northwest and northern CA; will bring rain and snow to higher elevation areas of Cascades, Sierra-Nevadas & Rockies over next 48-hours, then move into Central Plains by early next week. Note areas of Wind Chill Warnings and Wind Chill Advisories today and tomorrow across parts MT, ND, SD, MN, IA, WI, IL, MI & MI Upper Peninsula, WV, PA, NY, CT, RI, MA, VT, NH & ME. High Wind Watch & Wind Advisories parts OR, CA, NV, MT & WY. Sidney Sperry
04 Feb 2023 11:47 UTC Weather Overview, next 72-hours… ELEVATED Fire Risk, Day 2 (Sunday), parts NM & TX. Wind Chill Warning & Wind Chill Advisories, parts WV, PA, NY, CT, RI, MA, VT, NH & ME. Wind Chills to -39F in higher elevation areas of northern NY at 6am CST today; to -27F at 6pm CST this evening, parts ME. Heavy Snow in Cascades of WA & OR and across Sierra-Nevadas in CA. Some light icing (0.06”) parts MN & MI, plus MI Upper Peninsula. Sidney Sperry
05 Feb 2023 10:39 UTC Weather Outlook today (Sunday, 2/5/2023) with forecasts through 6:00pm Tuesday, 2/7/2023 (00:00 UTC 2/8/2023) and Temperature Forecasts at 6:00am CST today (Sunday, 2/5/2023) and 6:00pm CST through 6:00am Wednesday, 2/8/2023. Sidney Sperry
06 Feb 2023 12:28 UTC Current NWS Watches, Warnings & Advisories. NWS Total QPF (Total Precipitation) Forecast next 72-hrs; up to 4” rainfall possible parts OK, AR, MO, IL, TN & KY. From 2” up to 10” snow across parts of the North Central Region. Light Ice Accumulations of up to 0.09” across parts North Central and Northeast Regions. SPIA Index Level 0 NWS Morning Low Temperature Forecasts at 6am CST (12:00 UTC) today (Monday) through Thursday, February 9. Sidney Sperry
06 Feb 2023 12:34 UTC RE: Current NWS Watches, Warnings & Advisories. NWS Total QPF (Total Precipitation) Forecast next 72-hrs; up to 4” rainfall possible parts OK, AR, MO, IL, TN & KY. From 2” up to 10” snow across parts of the North Central Region. Light Ice Accumulations of Ducsai, John
07 Feb 2023 11:15 UTC Current NWS Watches, Warnings & Advisories. Note High Wind Warnings & Wind Advisories parts WA, OR, MT & WY. Winter Storm Warning & Winter Weather Advisories parts WA, OR, ID, MT, WY, NM, MI & MI Upper Peninsula, MA, VT & NH. MARGINAL to LIMITED Severe Thunderstorm Risk, Days 1, 2 & 3 parts TX, OK, AR, MO, IL, IN, KY, TN, LA, MS, AL, FL & GA. Max Ice in NWS Grids: 0.34” parts northern NY; 0.31” parts northern MI. Current SPIA Index Ice Impact Forecast: Levels 1 thru 4 parts NY & VT; Levels 1 & 2 parts northern MI. From 3” to 7” Snow in IA, WI & MI. Sidney Sperry
08 Feb 2023 13:31 UTC Current College of DuPage (COD) Mosaic Radar. Heavy rain forecast today parts TX, OK, AR, MO. LIMITED Severe Thunderstorm Risk, Day 1, parts TX, AR, LA, MS & TN. From 3” to 9” SNOW possible parts IA, WI, NH & ME. Light to moderate freezing rain & ICE Accumulation parts North Central, South Central & Northeast Regions. Max Ice in NWS Grids: 0.61” parts northern NH. Current SPIA Index Ice Impact Forecast: Levels 1 thru 5 parts NH; Levels 1 thru 4 parts NY; Levels 1 thru 3 VT & ME. Sidney Sperry
09 Feb 2023 12:04 UTC Severe Thunderstorms possible this AM parts IL & IN, MS, FL & GA. Winter Storm Warnings parts IA, IL & WI. High Wind Warnings, High Wind Watch & Wind Advisories across parts OR, CA, NV, AZ, WY, NM, TX, SD, NE, MN, MI, IL, MO, AR, MS, AL, TN, KY, IN, OH, NY, PA, WV & VA. Winter Weather Advisories parts MT, WY, CO, NM, KS, MO, IA, IL, WI, MI, PA, NY, VT, NH & ME. ELEVATED Fire Risk, Day 2, parts south TX. Heavy rainfall of from 2” to 4.5” over next 72-hrs parts MS, AL, FL, GA, SC & NC. Some flooding/flash flooding possible next 3 days, Southeast Region. Sidney Sperry
09 Feb 2023 12:09 UTC RE: Severe Thunderstorms possible this AM parts IL & IN, MS, FL & GA. Winter Storm Warnings parts IA, IL & WI. High Wind Warnings, High Wind Watch & Wind Advisories across parts OR, CA, NV, AZ, WY, NM, TX, SD, NE, MN, MI, IL, MO, AR, MS, AL, TN, KY, IN, O Ducsai, John
10 Feb 2023 13:12 UTC Friday through Sunday Weather Overview. LIMITED Severe Thunderstorm Risk, Day 2, parts northern Florida, with Limited High Wind Risk. ELEVATED Fire Risk, Day 1, parts south Texas. Max Ice In NWS Grids: 0.11” parts WV and VA; 0.08” parts ME. SPIA Index currently at Level 0. Sidney Sperry
14 Feb 2023 12:20 UTC Active weather today through Friday across much of U.S. Current COD Mosaic Radar. Current NWS Watches, Warnings & Advisories. Note Winter Storm Warnings parts WA, OR, MT, WY, UT, CO, AZ, NM, OK & KS. Blizzard Warnings parts ND, SD & MN. Winter Storm Watch parts NE, IA, KS, OK & TX. High Wind Watch & Wind Advisories across much of U.S. today. LIMITED Severe Thunderstorm Risk, Days 2 & 3, parts OK, TX, AR, LA, MS, MO, KY & TN (Day 1), and NY, PA, OH, IN, KY, TN, LA, MS, AL, FL & GA (Day 3), includes High Wind Risk & Large Hail Risk (OK & TX). Sidney Sperry
15 Feb 2023 15:44 UTC A mix of nearly all Weather Hazards over next 72-hrs across much of U.S. Blizzard Warnings today parts ND, SD, MN. Heavy SNOW next 72-hrs parts AZ, UT, CO, NM, TX, OK, KS, NE, MO, IA, IL & WI. LIMITED to ELEVATED Severe Thunderstorm Risk, Day 1, including ELEVATED High Wind Risk, Large Hail Risk & Large Tornado Risk parts OK, TX, LA, AR, MO, IL, KY, TN, MS & AL. Day 2, parts NY, PA, OH, IN, KY, TN, LA, MS, AL, FL & GA. ELEVATED to CRITICAL Fire Risk, Days 1 & 2, parts south TX. Sidney Sperry
16 Feb 2023 16:32 UTC Severe Thunderstorms with the possibility of tornadoes across parts TN, MS & AL today. ELEVATED Severe Thunderstorm Risk, Day 1, parts KY, TN, MS & AL, including High Wind Risk, Hail Risk & Tornado Risk. ELEVATED Fire Risk, Day 1, south TX. Snow from 3” to 14” possible parts KS, NE, MO, IA, WI, IL, MI, NY, VT, NH & ME. Max Ice in NWS grids: 0.46” parts northern NY & VT. SPIA Index Levels 1 - 4. Sidney Sperry
17 Feb 2023 13:49 UTC Current COD Mosaic Radar. Today’s CONUS forecast from NWS. QPF, Snow & Ice Forecasts from NWS over next 72-hours, to 6am CST Monday, 2/20/2023. SPIA Index ice impact forecast over next 72-hours, northeastern U.S. Max ice in NWS grids: 0.28” SPIA Index Levels 1 & 2 parts NY, VT, NH & ME. NWS Low Temperature Forecasts at 6am CST Saturday, Sunday & Monday, February 18-20. ELEVATED Fire Risk, Day 2 (Saturday), parts NM & TX. Sidney Sperry
19 Feb 2023 12:11 UTC More winter storms and heavy snow across western U.S. and north-central U.S over next 72-hours. Winter Storm Warnings parts WA & MT. Winter Weather Advisories parts WA, ID, MT, WY, CO, ND, MN, WI & MI Upper Peninsula. Winter Storm Watch parts MT, ID & UT. High Wind Warning parts WA, OR, MT, WY, CA, NV, AZ. High Wind Watch & Wind Advisories parts WY, CO & NM. Sidney Sperry
20 Feb 2023 12:51 UTC Significant Ice & Snow Storm possible Wednesday & Thursday across parts North Central and Northeast Regions. Max Ice in NWS Forecast Grids currently at 0.836” and the current SPIA Index Ice Impact Forecast is at Levels 1 thru 5. Potential for damaging infrastructure impacts in parts IA, WI, IL, MI, OH, PA & NY… Sidney Sperry
20 Feb 2023 12:53 UTC RE: Significant Ice & Snow Storm possible Wednesday & Thursday across parts North Central and Northeast Regions. Max Ice in NWS Forecast Grids currently at 0.836” and the current SPIA Index Ice Impact Forecast is at Levels 1 thru 5. Potential for damaging Ducsai, John
21 Feb 2023 10:33 UTC Latest (4:41am EST) NWS Watches, Warnings & Advisories. Major Winter Storm across Western U.S. and North Central U.S. Blizzard Warnings parts MT, WY, SD & MN. Up to 30” of Snow possible across parts northern WI & the MI Upper Peninsula. Red Flag Fire Warnings across parts CO, NM, KS, OK & TX. Max ICE in NWS grids is currently at 0.51” parts western NY; 0.46” parts northern IA; 0.40” parts southern MI. The current SPIA Index Ice Impact Forecast is at Levels 1 thru 3 in parts NE, IA, WI, IL, MI, PA & NY. Sidney Sperry
22 Feb 2023 02:30 UTC Series of 3 emails… Sidney Sperry
22 Feb 2023 02:42 UTC Email 2 of 3… Sidney Sperry
22 Feb 2023 03:01 UTC Email 3 of 3. SPIA Index Ice Impact Forecasts for the CONUS, the North Central Region, the Northeast Region, and individual states… Sidney Sperry
22 Feb 2023 03:31 UTC NWS Sustained Wind Speed Forecasts across the CONUS. From 6am CST Wednesday, 2/22/2023 through Midnight CST Saturday, 2/25/2023… Sidney Sperry
22 Feb 2023 12:24 UTC Latest Mosaic Radar Update from COD. NWS Watches, Warnings & Advisories. Up to 24” of SNOW across North Central and Northeast Regions of U.S. Max ICE in NWS Forecast Grids: 0.75” parts southern MI. Current SPIA Index Ice Impact Forecast is at Levels 1 thru 4. Sidney Sperry
22 Feb 2023 12:57 UTC Re: Latest RadarWatches, Warnings Up to 24” of SNOW, Max ICE in NWS Forecast Grids: 0.75” parts southern MI. Joe McElroy
22 Feb 2023 13:14 UTC Re: Latest RadarWatches, Warnings Up to 24” of SNOW, Max ICE in NWS Forecast Grids: 0.75” parts southern MI. Jon Elkins
23 Feb 2023 22:11 UTC Michigan update Joe McElroy
23 Feb 2023 22:14 UTC Re: Michigan update Jon Elkins
23 Feb 2023 22:21 UTC Re: Michigan update Todd Blocker
23 Feb 2023 22:29 UTC RE: Michigan update Phil Jarvis
23 Feb 2023 22:57 UTC RE: Michigan update Dwight Miller
23 Feb 2023 23:04 UTC Re: Michigan update Craig Moeller
24 Feb 2023 12:03 UTC IOU Outages in Michigan… Sidney Sperry
26 Feb 2023 12:57 UTC ELEVATED to SIGNIFICANT Severe Thunderstorm Risk today (Sunday, 2/26/23) thru 6am CST Monday, 2/27/23 for parts TX, OK, KS & MO. Includes High Winds and Severe Wind Gusts, Hail to Golf Ball size, and some Large Tornadoes are possible. LIMITED Severe Thunderstorm Risk, Day 2, parts IL, IN, OH & KY; includes High Wind Risk. ELEVATED Fire Risk, Days 1 & 2, parts CO, NM, KS, OK & TX. Ice Storm possible early Monday into Tuesday for parts MN, WI & MI. Max Ice in grids: 0.67” parts west-central MI. Current SPIA Index Ice Impact Forecast: Levels 1 thru 4. Sidney Sperry
26 Feb 2023 13:27 UTC Re: ELEVATED to SIGNIFICANT Severe Thunderstorm Risk today (Sunday, 2/26/23) thru 6am CST Monday, 2/27/23 for parts TX, OK, KS & MO. Includes High Winds and Severe Wind Gusts, Hail to Golf Ball size, and some Large Tornadoes are possible. LIMITED Sever... Joe McElroy
27 Feb 2023 11:08 UTC Monday through Wednesday Weather, 2/27 - 3/1/2023. Winter Storm Warnings parts WA, OR, CA, NV, ID, WY, UT, MN, WI, NY, PA, NJ, VT, MA & CT. Blizzard Warnings across CA Sierra-Nevada Range. Red Flag Fire Warnings parts NM & TX. Wind Advisories parts CA, NV, AZ, NM, KS, OK, MO, AR, LA, IL, IN, KY, TN, MS, AL, GA, OH, WV & VA. LIMITED Severe Thunderstorm Risk, Day 1, parts IL, IN, OH, KY. Max ice in NWS Grids: 0.47” parts MN, WI & MI. SPIA Index Levels 1 thru 3. Sidney Sperry
28 Feb 2023 11:19 UTC Ice storm impacts in MI once again - Great Lakes Energy Cooperative with just under 6,000 outages; IOUs in MI still have 145,000 without power from last week’s ice storm - Day 6. SNOW dominates the western, northern & northeastern U.S. the next 3 days. RED FLAG FIRE WARNINGS parts CO, NM, KS, OK & TX. Marginal Risk of Severe Thunderstorms across parts OK, TX, AR, LA, TN, MS, AL & GA Wednesday into Thursday. Max ice in grids: 0.14” in MI, PA, NY. SPIA Index Level 1. Sidney Sperry
28 Feb 2023 11:23 UTC Re: Ice storm impacts in MI once again - Great Lakes Energy Cooperative with just under 6,000 outages; IOUs in MI still have 145,000 without power from last week’s ice storm - Day 6. SNOW dominates the western, northern & northeastern U.S. the next 3 d... Joe McElroy
28 Feb 2023 11:27 UTC RE: Ice storm impacts in MI once again - Great Lakes Energy Cooperative with just under 6,000 outages; IOUs in MI still have 145,000 without power from last week’s ice storm - Day 6. SNOW dominates the western, northern & northeastern U.S. the next 3 days Ducsai, John
28 Feb 2023 23:56 UTC Through 6am CSTvWednesday 3/1/23: Winter Storm Warnings across western, northern & far northeastern U.S. Red Flag Fire Warnings parts CO, NM, KS, OK, TX& MO. LIMITED Severe Thunderstorm Risk, Day 2 (Wednesday), parts TX, AR, LA, TN, MS & AL. Also includes LIMITED High Wind Risk and Large Hail Risk. LIMITED to ELEVATED Severe Thunderstorm Risk, Day 3 (Thursday into Friday morning), parts OK, TX, AR, LA, TN & MS. High Winds, Hail and some Tornadoes possible Thursday. Sidney Sperry