Station Overview Station Location
Station Number IL-LS-11 Latitude 41.564141
Station Name Mendota 0.9 N Longitude -89.123485
County La Salle Elevation (ft) 778



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 17 2.84 5.58 27 5.58 27 0.00 0 0 10 2 0.0 0 0
Nov 17 3.02 0.78 24 0.69 16 0.09 8 4 5 0 0.0 0 0
Dec 17 2.18 0.40 12 0.40 12 0.00 0 0 3 1 0.0 0 0
Jan 18 1.38 0.00 1 0.00 1 0.00 0 0 0 1 0.0 0 0
Feb 18 1.50 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 18 2.36 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 18 3.39 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 18 4.18 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 18 4.00 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 18 4.50 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 18 3.95 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 18 3.25 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 36.55" 6.76" 64 days 6.67" 56 0.09" 8 days 4 18 days 4 days 0.0" 0 days 0 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2017 0.00
10/2/2017 0.00
10/3/2017 0.00
10/4/2017 0.10
10/5/2017 0.00
10/6/2017 0.20
10/7/2017 0.28
10/8/2017 0.15
10/9/2017 0.00
10/10/2017 T
10/11/2017 1.84
10/12/2017 0.00
10/13/2017 0.05
10/14/2017 1.90
10/15/2017
10/16/2017
10/17/2017
10/18/2017 0.00
10/19/2017 0.00
10/20/2017 0.00
10/21/2017
10/22/2017 0.00
10/23/2017 0.36
10/24/2017 0.41
10/25/2017 0.29
10/26/2017 0.00
10/27/2017 0.00
10/28/2017 T
10/29/2017 0.00
10/30/2017 0.00
10/31/2017 0.00
11/1/2017 0.00
11/2/2017 0.10
11/3/2017 0.00
11/4/2017
11/5/2017
11/6/2017 **
11/7/2017 0.07 0.07
11/8/2017 0.00
11/9/2017 0.00
11/10/2017 0.00
11/11/2017 0.00
11/12/2017 0.20
11/13/2017 **
11/14/2017 0.02
11/15/2017 0.30
11/16/2017 **
11/17/2017 0.00
11/18/2017
11/19/2017
11/20/2017
11/21/2017 0.00
11/22/2017 0.02
11/23/2017
11/24/2017
11/25/2017 0.00
11/26/2017 **
11/27/2017 0.00
11/28/2017 0.00
11/29/2017 0.00
11/30/2017 0.00
12/1/2017 0.00
12/2/2017 0.00
12/3/2017
12/4/2017 0.04
12/5/2017 0.00
12/6/2017 0.25
12/7/2017 M
12/8/2017
12/9/2017
12/10/2017
12/11/2017
12/12/2017
12/13/2017
12/14/2017
12/15/2017
12/16/2017
12/17/2017 0.00
12/18/2017 0.11
12/19/2017 T
12/20/2017 0.00
12/21/2017 0.00
12/22/2017 0.00
12/23/2017 0.00
12/24/2017
12/25/2017
12/26/2017
12/27/2017
12/28/2017
12/29/2017
12/30/2017
12/31/2017
Day of YearDaily PrcpMultiday Prcp
1/1/2018
1/2/2018
1/3/2018
1/4/2018
1/5/2018
1/6/2018
1/7/2018
1/8/2018
1/9/2018
1/10/2018
1/11/2018
1/12/2018
1/13/2018
1/14/2018
1/15/2018
1/16/2018
1/17/2018
1/18/2018
1/19/2018
1/20/2018
1/21/2018
1/22/2018
1/23/2018
1/24/2018
1/25/2018
1/26/2018
1/27/2018
1/28/2018
1/29/2018
1/30/2018 T
1/31/2018
2/1/2018
2/2/2018
2/3/2018
2/4/2018
2/5/2018
2/6/2018
2/7/2018
2/8/2018
2/9/2018
2/10/2018
2/11/2018
2/12/2018
2/13/2018
2/14/2018
2/15/2018
2/16/2018
2/17/2018
2/18/2018
2/19/2018
2/20/2018
2/21/2018
2/22/2018
2/23/2018
2/24/2018
2/25/2018
2/26/2018
2/27/2018
2/28/2018
3/1/2018
3/2/2018
3/3/2018
3/4/2018
3/5/2018
3/6/2018
3/7/2018
3/8/2018
3/9/2018
3/10/2018
3/11/2018
3/12/2018
3/13/2018
3/14/2018
3/15/2018
3/16/2018
3/17/2018
3/18/2018
3/19/2018
3/20/2018
3/21/2018
3/22/2018
3/23/2018
3/24/2018
3/25/2018
3/26/2018
3/27/2018
3/28/2018
3/29/2018
3/30/2018
3/31/2018
Day of YearDaily PrcpMultiday Prcp
4/1/2018
4/2/2018
4/3/2018
4/4/2018
4/5/2018
4/6/2018
4/7/2018
4/8/2018
4/9/2018
4/10/2018
4/11/2018
4/12/2018
4/13/2018
4/14/2018
4/15/2018
4/16/2018
4/17/2018
4/18/2018
4/19/2018
4/20/2018
4/21/2018
4/22/2018
4/23/2018
4/24/2018
4/25/2018
4/26/2018
4/27/2018
4/28/2018
4/29/2018
4/30/2018
5/1/2018
5/2/2018
5/3/2018
5/4/2018
5/5/2018
5/6/2018
5/7/2018
5/8/2018
5/9/2018
5/10/2018
5/11/2018
5/12/2018
5/13/2018
5/14/2018
5/15/2018
5/16/2018
5/17/2018
5/18/2018
5/19/2018
5/20/2018
5/21/2018
5/22/2018
5/23/2018
5/24/2018
5/25/2018
5/26/2018
5/27/2018
5/28/2018
5/29/2018
5/30/2018
5/31/2018
6/1/2018
6/2/2018
6/3/2018
6/4/2018
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018
6/10/2018
6/11/2018
6/12/2018
6/13/2018
6/14/2018
6/15/2018
6/16/2018
6/17/2018
6/18/2018
6/19/2018
6/20/2018
6/21/2018
6/22/2018
6/23/2018
6/24/2018
6/25/2018
6/26/2018
6/27/2018
6/28/2018
6/29/2018
6/30/2018
Day of YearDaily PrcpMultiday Prcp
7/1/2018
7/2/2018
7/3/2018
7/4/2018
7/5/2018
7/6/2018
7/7/2018
7/8/2018
7/9/2018
7/10/2018
7/11/2018
7/12/2018
7/13/2018
7/14/2018
7/15/2018
7/16/2018
7/17/2018
7/18/2018
7/19/2018
7/20/2018
7/21/2018
7/22/2018
7/23/2018
7/24/2018
7/25/2018
7/26/2018
7/27/2018
7/28/2018
7/29/2018
7/30/2018
7/31/2018
8/1/2018
8/2/2018
8/3/2018
8/4/2018
8/5/2018
8/6/2018
8/7/2018
8/8/2018
8/9/2018
8/10/2018
8/11/2018
8/12/2018
8/13/2018
8/14/2018
8/15/2018
8/16/2018
8/17/2018
8/18/2018
8/19/2018
8/20/2018
8/21/2018
8/22/2018
8/23/2018
8/24/2018
8/25/2018
8/26/2018
8/27/2018
8/28/2018
8/29/2018
8/30/2018
8/31/2018
9/1/2018
9/2/2018
9/3/2018
9/4/2018
9/5/2018
9/6/2018
9/7/2018
9/8/2018
9/9/2018
9/10/2018
9/11/2018
9/12/2018
9/13/2018
9/14/2018
9/15/2018
9/16/2018
9/17/2018
9/18/2018
9/19/2018
9/20/2018
9/21/2018
9/22/2018
9/23/2018
9/24/2018
9/25/2018
9/26/2018
9/27/2018
9/28/2018
9/29/2018
9/30/2018



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2017 9:00 AM 0.00 0.0 M M M remains dry with out rain, grass turning brown.
10/2/2017 10:00 AM 0.00 0.0 M M M
10/3/2017 9:30 AM 0.00 0.0 M M M gray cloudy sky, lite breeze on ground but SW wind in tree tops. Sky to South dark gray. Desperate for rain here. Have stopped watering as cost high.
10/4/2017 2:00 PM 0.10 M M M M rain earlier in day. sunny and warm
10/5/2017 11:30 AM 0.00 0.0 M M M overcast sky, warm, humid, ground very dry, grass mostly brown.
10/6/2017 10:15 AM 0.20 M M M M fog all around, rain wet environment, overcast foggy sky.
10/7/2017 8:30 AM 0.28 M M M M gray overcast, grass dry with East variable wind.
10/8/2017 2:00 PM 0.15 M M M M my long not mowed grass has some rain evidence. Warm with blue sky. Monday early morning I will mow it, as go to Kid Klub by 10:00 am.
10/9/2017 11:00 AM 0.00 0.0 M M M looks like it will be a nice day. Grass looks lush and green. blue sky with white clouds.
10/10/2017 8:00 AM T M M M M North East cold wind, gray sky, dark clouds in Western sky. Birds,squirrels are eating nuts and seeds I put out.
10/11/2017 11:25 AM 1.84 M M M M gray overcast sky, wet environment with NE wind. Tree tops moving in wind.
10/12/2017 10:00 AM 0.00 0.0 M M M
10/13/2017 10:05 AM 0.05 M M M M grass wet, gray overcast with small blue sky openings
10/14/2017 9:30 AM 1.90 M M M M gray overcast, wet environment, wind sock hanging down, hazy,foggy across North field. Big thunder clap just sounded, rain coming again.
10/18/2017 9:30 AM 0.00 0.0 M M M No rain in sight. Grass is refreshed from the past rain.
10/19/2017 8:00 AM 0.00 0.0 M M M fog across North field, grass wet with dew, gauge covered with moisture. Wind sock hanging, overcast sky. Very cold.
10/20/2017 10:00 AM 0.00 0.0 M M M Blue sky, SW wind, cool with wet grass. Two Lady bugs in gauge, one dead, one alive and let go.
10/22/2017 9:30 AM 0.00 0.0 M M M
10/23/2017 8:30 AM 0.36 M M M M gray overcast sky, grass wet and cold
10/24/2017 9:00 AM 0.41 M M M M gray sky, raining, cold with wet environment. Grass green and drinking up rain.
10/25/2017 10:00 AM 0.29 M M M M cold, wet environment with gray overcast sky
10/26/2017 8:30 AM 0.00 0.0 M M M cold, frost on roofs, grass wet with dew, overcast with openings of blue sky.
10/27/2017 10:00 AM 0.00 0.0 M M M cold, patch of blue sky to SW the rest cloudy overcast
10/28/2017 12:00 PM T 0.0 M M M Light shifting breeze of wind sock, very cold with whitish gray overcast sky
10/29/2017 12:30 AM 0.00 0.0 M M M blue sky with white clouds, grass dry
10/30/2017 10:00 AM 0.00 0.0 M M M
10/31/2017 10:00 AM 0.00 0.0 M M M
11/1/2017 10:30 AM 0.00 0.0 M M M Cold, gray sky with light breeze. wind sock hanging. Grass dry, squirrels happy that they found seeds and water in bird bath
11/2/2017 11:30 AM 0.10 M M M M
11/3/2017 7:00 AM 0.00 0.0 M M M
11/7/2017 9:00 AM 0.07 M M M M gray overcast, North cold wind and grass dry
11/8/2017 10:00 AM 0.00 0.0 M M M sunny with SW breeze, blue sky. computer is down so using lap top
11/9/2017 10:00 AM 0.00 0.0 M M M cold west wind, bird bath has thin ice cover. grass dry, Put out bird seed again
11/10/2017 10:00 AM 0.00 0.0 M M M blue sky with white clouds, light breeze, cold
11/11/2017 10:00 AM 0.00 0.0 M M M
11/12/2017 2:00 PM 0.20 M M M M cold, misty, snow fell and melted on contact sidewalk and ground, foggy with gray overcast. Black squirrel here for seeds and nuts. Really a miscible day.
11/15/2017 9:20 AM 0.30 M M M M rain wet environment, cold, gray sky with moderate fog
11/21/2017 10:00 AM 0.00 0.0 M M M gray sky with cold wind. Grass dry
11/22/2017 9:30 AM 0.02 M M M M Heavy frost on roof and grass. Very cold with opaque sky. Wind sock hanging down
11/25/2017 10:00 AM 0.00 0.0 M M M opaque blue sky, sunshine, North wind blowing wind sock with slight fill. cold, mowed lawn last evening.
11/28/2017 9:35 AM 0.00 0.0 M M M strong SW wind with wind sock out straight, gray overcast sky
11/29/2017 10:00 AM 0.00 0.0 M M M weather continued the same so far.
11/30/2017 10:00 AM 0.00 0.0 M M M sunny, warm with occasional West, North West breeze. Blue sky.
12/1/2017 10:30 AM 0.00 0.0 M M M not much change in weather, working out side all day, great fun being out side.
12/2/2017 9:30 AM 0.00 0.0 M M M frost covering ground and roofs. Cold but sun is shining
12/4/2017 9:00 AM 0.04 M M M M gray overcast with West South West wind. Wind sock out straight at times. Chill
12/5/2017 10:00 AM 0.00 0.0 M M M gray overcast with strong W/SW wind
12/6/2017 10:00 AM 0.25 M M M M rain water frozen in tube, very cold wind that soaks into clothes,wind sock torn apart and hanging by small part on metal ring. Well no more wind direction from this station any more.
12/7/2017 8:30 AM M M M M M powder snow, wind from W/NW, 32*, very cold with gray overcast sky. {EDIT: Observer reported 1.83 of new precip. This appears to be an error, surrounding reports show Trace. Changed report of 1.83 to NA until observer can be contacted to verify measurement. Submission Time Before EDIT: 12/07/2017 12:58 PM CoCoSTAFF DNT}
12/17/2017 9:30 AM 0.00 0.0 M M M Cold, gray sky day. Wind sock had to be replaced yesterday as wind was tearing it apart. calm. Wind sock hanging.
12/18/2017 10:30 AM 0.11 M M M M overcast sky, wet environment with SW-West wind. COLD. Now have brand new wind sock put up Saturday, old was torn by constant SW_W wind.
12/19/2017 7:00 AM T M M M M Gray overcast clouds with blue sky South of this station. COLD! Grass wet, squirrel here for food.
12/20/2017 10:30 AM 0.00 0.0 M M M cold, blue sky with white clouds. Some sunshine peeking through the clouds.
12/21/2017 11:00 AM 0.00 0.0 M M M again gray overcast sky, cold
12/22/2017 10:00 AM 0.00 0.0 M M M North wind blowing wind sock around, cold with usual gray sky. Squirrels here waiting breakfast seeds.
12/23/2017 10:30 AM 0.00 0.0 M M M 10.30 am, 10 mile visibly, chance of snow 20-80% Sunday. Sunshine, opaque cloudy sky.
1/30/2018 9:00 AM T M M M M heavy frost covering roofs and grass. Cold, sunshine with pale blue sky



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
11/6/2017 11/07/2017 9:30 AM 2 0.07 M M Gray overcast, North cold wind, grass dry
11/13/2017 11/14/2017 9:00 AM 2 0.02 M M cold, ice on bird bath, gray overcast, light fog North field. grass wet
11/16/2017 11/17/2017 10:30 AM 2 0.00 M M
11/26/2017 11/27/2017 10:30 AM 2 0.00 M M mostly gray sky and light breeze. In early morning chill becoming warmer as day progresses



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground