WARM Program at UIUC

Growing degree days (base 50°, from 4/1) are ranging from 1900 - 2500 in early August. DDs are running -20 to +150 DDs above the long-term averages. #ilwx

please - be safe outside. rest. water. shade.

Be heat aware. Temperatures will be dangerously high again today.

2bare soil temps >100 throughout central IL yesterday #ilsoils

Thank you AASC for the 30 Year Mesonet Award celebrating ICN's 30+ years of collecting high quality weather and soil data for Illinois @prairieresearch.bsky.social

WARM's Kohen Hernandez presenting his poster on solar radiation instruments during this week's AASC Mesonet Meeting
@prairieresearch.bsky.social

June 2025

A warmer, drier June for IL with declining water tables and soil moistures. Details in the latest IL Water & Climate Summary -- blogs.illinois.edu/view/8935/59.... #ilwx #ilsoils #ilgw @prairieresearch.bsky.social

Growing degree days (since 4/1, base 50) are 100 - 300 DDs above the long-term average in mid-July. #ilwx

Breaking ground at the newest ICN station in Coles County yesterday. The station is made possible thanks to funding from the Lumpkin Family Foundation. Look for the new station on our website this fall. #ilwx #ilsoils

Most coming as heavy precipitation with summer thunderstorms. ICN Springfield recorded 1.95" in an hour and 15 minutes yesterday #ilwx

Rain at all ICN stations this July #ilwx

Happy 4th everyone! It will be a WARM one across IL. Temps in the 70s and 80s at 9am. #ilwx

Growing degree days (since 4/1, base 50) are running near normal at the beginning of July with DDs from the 1100s in the north to 1600 in the south. #ilwx #ilcrops

0.13" of rain at ICN Freeport yesterday, bringing the 2025 total up to 11.07", >5" below the long-term average. Soil moisture continue to fall with low moisture levels in the top 4". #ilwx #ilsoils @ilclimatologist.bsky.social

The current heat wave is caused soil temps to soar especially in southern and central IL where highs yesterday >100° at many ICN stations #ilsoils

Ready for another WARM day? Temps are in the 80s at 10am but highs forecasted in the 90s today with a heat advisory in effect across the state. Stay cool, IL! #ilwx

A colder, drier May for Illinois with decreases in streamflows, soil moisture, and water tables.
More details at blogs.illinois.edu/view/8935/98... #ilwx #ilsoils #ilgw @prairieresearch.bsky.social

You find the most interesting things at monitoring stations. Thankfully it was fake. @prairieresearch.bsky.social

A large difference between north and south at least for soil moisture at end of May. ICN Dixon Springs 4" soil moisture is near the historical median while seeing very low levels at ICN Freeport. Plots from @ilclimatologist.bsky.social #ilsoils

Adult Japanese Beetles begin emerging when pest degree days are greater than 1020. We have reached that at the ICN Dixon Springs and Rend Lake stations and the DDs are quickly rising at other stations. Keep track at warm.isws.illinois.edu/warm/warm_pd.... #ilwx #PDDs @ilpestsurvey.bsky.social

Today's 10am soil temps #ilsoils #plant25

Highs yesterday in the 50s at the northern stations, 30 - 40° cooler than 2024 #ilwx

Rain at all ICN stations this week with the highest totals in western IL. ICN Perry has received 3.19" as of noon today. #ilwx

Today's 4bare soil temps #ilsoils #plant25

Today's soil temps #ilsoils #plant25

2025 has been a wet year in southern Illinois, especially at ICN Dixon Springs (Pope County). The station has received 30.48" of precipitation as of yesterday, 63% of its normal annual total. #ilwx #silwx

4bare soil temps this AM #ilsoils #plant25

60s and 70s this morning at 4bare #ilsoils #plant25

a man in a suit and tie is sitting in front of a window and saying nope . don 't like that . ALT: a man in a suit and tie is sitting in front of a window and saying nope . don 't like that .

We have hit 101° for heat index at ICN Champaign at 1:20PM with air temp = 90° and RH = 63%. #ilwx

Today's 4bare soil temps #ilsoils

Who is ready for a hot one today? Temperatures in the mid-70s at 9AM with forecasted highs in the low 90s for most of the state today. #ilwx