Frost Advisory FROST ADVISORY - Athelstane Area

METRIC | IMPERIAL
Updated: 14-Sep-2026 @ 00:55   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.2°F than last hour.

40.6°F

---
High Today
42.4°F
12:10 AM
Low Today
40.1°F
12:42 AM
Yest High
68.7°F
4:11 PM
Yest Low
40.6°F
11:50 PM
Sta* High
87.6°F
2009
Sta* Low
35.1°F
2007
* This Station's Records Since 12/2001
Clear Clear

Wind from N Wind:  N
1.0

Gusting to:
1.2 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-2.0 of 100
Tonight

Tonight: Clear then Patchy Frost
Clear then Patchy Frost
Monday

Monday: Patchy Frost then Mostly Sunny
Patchy Frost then Mostly Sunny
Monday
Night
Monday Night: Showers And Thunderstorms
Showers And T-Storms
Lo 36°F Hi 69°F Lo 54°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.4°F since last hour. 38.8°F
Last Hour: Increased 0.4°F since last hour. +0.4°F
High 12:10 AM: 39.7°F
Low 12:42 AM: 38.0°F
Record High: 83.1°F on
Jun-30-2026
Record Low: -29.2°F on
Jan-23-2026
Wetbulb: 39.9°F
Rain Today
rain graph

Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.06 in
Sep Rain: 0.29 in
Sep to Date
  Avg:10
1.33 in
Sep to Date
  Diff from Avg:10
Under 1.04 in for the month 1.04 in
Sep Avg: 1.65 in
Diff from Avg: Under 1.36 in for the month 1.36 in
Season:1 16.90 in
YTD
  Avg:11
11.98 in
YTD
  Diff from Avg:11
Over 4.92 in for the year 4.92 in
Last Rain
Time/Date:
Sep-8-2026
at 10:50 AM
80 rain days in 2026
4 days in September
5 days since last rain
Current: N  1.0 mph
1Hr Average: 0.6 mph
Wind Run: 1.02 miles
Wind Gust
Current: 1.2 mph
Today: 2.1 mph 12:51 AM
Month: 18.7 mph Sep-9
Year: 25.1 mph May-4
Record Gust: 35.2 mph
Dec-20-2025
Sunlight:
12 h 41 m 41 s
of Sunlight Yesterday
12 h 38 m 33 s
of Sunlight Today
Which is
3 min 8 sec shorter than
yesterday
12 h 35 m 24 s
of Sunlight Tomorrow
(Noon ?>) graph (Midnight
Legend

Waxing Crescent
Waxing Crescent, 3 days, 2 hours, 28 minutes in cycle
10%
Illuminated
Humidity Barometer
Current: Increased 2% since last hour. 93%
Last Hour: Increased 2% since last hour. 2%
High 12:44 AM: 93%
Low 12:07 AM: 90%
Record High: 99%
Sep-22-2024
Record Low: 17%
May-9-2025
Current: Rising 0.02  inHg/hr 30.221 inHg
Last Hour: Rising slowly
High 12:49 AM: 30.224
Low 12:00 AM: 30.203
Record High: 30.696 inHg
Dec-13-2024
Record Low: 25.059 inHg
Sep-20-2025
Heating Degree Days Snow3 Wind Chill Air
Today: 0.4
Sep: 15.8
2026 to Date: 4939.1
Cooling Degree Days
2026 to Date: 383.3
Today: 0.00 in
Yesterday: 0.00 in
Sep Snow: No Change 0.00 in
Sep Avg: 0.00 in
Diff from Avg: 0.00 in
Season Total:2 0.00 in
Snow Depth: 0.00 in
0 snow days in September
0 snow days this season.2
First Snow of Season:
Jan-5-2026
Average 1st Snow:
12 of Nov
Current: 40.6°F
Low 12:51 AM: 39.7°F
Yesterday: 40.6°F
Record: -47.0°F
Jan-23-2026
Quality
Index6:

N/A


No Data
Density:
1.28 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   8.0 @ 8:33 AM
Sep-14

4.7
Sep-15

4.9
Sep-16

4.8
High Yest:   882.0 @ 8:35 AM
Sun Hours Today:
00:00
   This Month: 42:21 Hrs
Rise: 6:29 am  Set: 7:07 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 47.0°F
Sunrise: 6:29 am
Sunset: 7:07 pm
Moonrise: 10:34 am
Moonset: 7:46 pm
Full Moon: Sep-26-2026
New Moon: 15:51 UTC
Oct-10-2026
Updated at Midnight
Current ET: 0.01 in
7-Days Rain: 0.06 in
7-Days ET: 0.68 in
7-Day:  0.621 in water in deficit of what evaporated in last 7 days. 0.621 in
September:  0.92 in water in deficit of what evaporated this month. 0.92 in
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HIGHS: LOWS:
99.9°F
Jul-13-2026
-21.3°F
Jan-24-2026
Daytime Records
  97.9°F°F
Jul-13-2026
  -12.5°F°F
Jan-23-2026
Nitetime Records
  82.2°F°F
Jun-23-2025
  -17.1°F°F
Jan-24-2026
ICN:1 | S3C2:1 | Ajax 3.xx
ISS:Ok |
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured usually around 7AM and 7PM.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   6 Air Quality Index is provided by Wisconsin Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.   10 Historical average only to day 14 of just the month of September for this station since 2001.   11 Historical average rain this season to day 14 of September for this station since 2001.
 NWS Weather Forecast  -   Outlook Tonight & Monday
Tonight

Tonight: Clear then Patchy Frost
Clear then Patchy Frost

Lo 36°F
NWS forecast: Patchy frost after 5am. Clear, with a low around 36. Northwest wind around 2 mph.
Monday

Monday: Patchy Frost then Mostly Sunny
Patchy Frost then Mostly Sunny

Hi 69°F
NWS forecast: Patchy frost before 8am. Mostly sunny. High near 69, with temperatures falling to around 67 in the afternoon. South southwest wind 0 to 9 mph, with gusts as high as 23 mph.
 NWS Short Term Weather Forecast
Monday
Night
Monday Night: Showers And Thunderstorms
Showers And T-Storms
Tuesday

Tuesday: Mostly Cloudy
Mostly Cloudy
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Wednesday

Wednesday: Partly Sunny
Partly Sunny
Wednesday
Night
Wednesday Night: Chance Rain Showers
Chance Rain Showers
Thursday

Thursday: Slight Chance Rain Showers then Partly Sunny
Slight Chance Rain Showers then Partly Sunny
Thursday
Night
Thursday Night: Partly Cloudy then Slight Chance Rain Showers
Partly Cloudy then Slight Chance Rain Showers
Lo 54°F Hi 73°F Lo 42°F Hi 68°F Lo 51°F Hi 72°F Lo 48°F
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