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Observed 11:55 AM CDT at KRGK

Nelson, WI weather

Sunny and 74°23°, 23°13° warmer than a typical Oct 24.

Today: low 52°11° (likely 52°11° to 59°15°), high 78°26° (likely 73°23° to 78°26°).

Forecasts agree

Now 74°23°

Sunny

Wind
10 mph17 km/h
From the south-southwest. Gusts to 25 mph40 km/h around 1 PM
Dew point
48°9°
Comfortable
UV index
2Low
Moderate 1–3 PM · peak 3
Pressure
30.17 inHg1022 hPa
Falling slowly · −0.03 inHg−1.1 hPa in 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

About the same as this time yesterday (73°23° then, 74°23° now)

Good hours for
  • Gusts to 28 mph45 km/h until 2 PM
  • High 78°26° today at 4 PM
  • Below 70°21° tonight after 8 PM
  • Low 52°11° tomorrow at 8 AM
  • Rain Monday from 7 AM (50%, 0.05 in1.3 mm)
  1. This afternoonUp to 78°26° by 4 PM · gusts to 28 mph45 km/h · Clear
  2. TonightDown to 55°13° by 4 AM · rain chance 20% · Cloudy
  3. Tomorrow morningNear 55°13° · rain chance 20% · Cloudy
  4. Tomorrow afternoonNear 57°14° · rain chance 20% · Cloudy
  5. Tomorrow nightDown to 47°8° by 5 AM · rain chance 20% · Cloudy
  6. Monday morningNear 48°9° · Rain 7 AM–noon (50%)
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 12pSunny70°21° (likely 68°20° to 71°22°)70°21°0%10 mph16 km/h from S, gusts 28 mph45 km/h47%2%2
Sat 1pSunny74°23° (likely 71°22° to 74°23°)74°23°0%10 mph16 km/h from S, gusts 25 mph40 km/h43%2%3
Sat 2pMostly sunny76°24° (likely 73°23° to 76°24°)76°24°0%10 mph16 km/h from S, gusts 24 mph38 km/h40%30%3
Sat 3pSunny77°25° (likely 73°23° to 77°25°)77°25°0%9 mph14 km/h from S, gusts 22 mph35 km/h37%20%2
Sat 4pSunny78°26° (likely 73°23° to 78°26°)78°26°0%8 mph13 km/h from S, gusts 20 mph33 km/h37%29%1
Sat 5pPartly sunny76°24° (likely 71°22° to 76°24°)76°24°0%7 mph11 km/h from S, gusts 20 mph33 km/h38%32%0
Sat 6pMostly cloudy75°24° (likely 68°20° to 75°24°)75°24°0%6 mph10 km/h from S, gusts 18 mph29 km/h42%61%0
Sat 7pMostly cloudy72°22° (likely 66°19° to 72°22°)72°22°0%6 mph10 km/h from SW, gusts 13 mph20 km/h48%73%0
Sat 8pCloudy68°20° (likely 64°18° to 69°21°)68°20°5%6 mph10 km/h from W, gusts 11 mph18 km/h54%92%0
Sat 9pCloudy66°19° (likely 62°17° to 66°19°)66°19°5%6 mph10 km/h from NW, gusts 11 mph18 km/h60%94%0
Sat 10pCloudy64°18° (likely 59°15° to 64°18°)64°18°5%6 mph10 km/h from NW, gusts 13 mph20 km/h67%96%0
Sat 11pCloudy62°17° (likely 57°14° to 62°17°)62°17°5%5 mph8 km/h from NW, gusts 13 mph21 km/h69%99%0
Sun 12aCloudy60°16° (likely 56°13° to 60°16°)60°16°5%5 mph8 km/h from NW, gusts 13 mph20 km/h75%98%0
Sun 1aCloudy59°15° (likely 55°13° to 59°15°)59°15°10%5 mph8 km/h from NW, gusts 13 mph20 km/h75%100%0
Sun 2aCloudy58°14° (likely 54°12° to 58°14°)58°14°10%6 mph10 km/h from N, gusts 13 mph21 km/h75%97%0
Sun 3aDrizzle58°14° (likely 53°12° to 58°14°)58°14°20%6 mph10 km/h from N, gusts 13 mph21 km/h76%100%0
Sun 4aCloudy55°13° (likely 52°11° to 55°13°)55°13°5%6 mph10 km/h from N, gusts 13 mph21 km/h76%100%0
Sun 5aCloudy55°13° (likely 51°11° to 55°13°)55°13°5%6 mph10 km/h from N, gusts 14 mph23 km/h78%100%0
Sun 6aCloudy54°12° (likely 50°10° to 54°12°)54°12°5%6 mph10 km/h from N, gusts 16 mph26 km/h75%93%0
Sun 7aCloudy53°12° (likely 50°10° to 53°12°)53°12°10%6 mph10 km/h from N, gusts 15 mph24 km/h74%100%0
Sun 8aCloudy52°11° (likely 50°10° to 52°11°)52°11°10%6 mph10 km/h from N, gusts 14 mph23 km/h73%99%0
Sun 9aCloudy53°12° (likely 50°10° to 53°12°)53°12°20%5 mph8 km/h from N, gusts 14 mph22 km/h67%99%0
Sun 10aCloudy54°12° (likely 50°10° to 54°12°)54°12°10%5 mph8 km/h from N, gusts 14 mph22 km/h61%99%1
Sun 11aCloudy55°13° (likely 52°11° to 55°13°)55°13°10%5 mph8 km/h from N, gusts 14 mph22 km/h55%97%2
Sun 12pCloudy56°13° (likely 53°12° to 57°14°)56°13°20%5 mph8 km/h from N, gusts 13 mph21 km/h49%95%3
Sun 1pCloudy56°13° (likely 54°12° to 59°15°)56°13°20%5 mph8 km/h from N, gusts 14 mph22 km/h46%86%3
Sun 2pCloudy57°14° (likely 55°13° to 59°15°)57°14°10%5 mph8 km/h from N, gusts 14 mph22 km/h41%94%1
Sun 3pCloudy57°14° (likely 55°13° to 59°15°)57°14°10%5 mph8 km/h from N, gusts 14 mph22 km/h39%96%1
Sun 4pCloudy58°14° (likely 55°13° to 58°14°)58°14°20%5 mph8 km/h from N, gusts 14 mph22 km/h35%98%0
Sun 5pCloudy57°14° (likely 53°12° to 57°14°)57°14°10%5 mph8 km/h from N, gusts 16 mph26 km/h34%100%0
Sun 6pCloudy57°14° (likely 51°11° to 57°14°)57°14°20%5 mph8 km/h from N, gusts 18 mph29 km/h36%100%0
Sun 7pCloudy56°13° (likely 50°10° to 56°13°)56°13°10%5 mph8 km/h from N, gusts 18 mph28 km/h37%99%0
Sun 8pCloudy54°12° (likely 49°9° to 54°12°)54°12°10%5 mph8 km/h from N, gusts 19 mph30 km/h40%97%0
Sun 9pCloudy53°12° (likely 49°9° to 53°12°)53°12°0%6 mph10 km/h from N, gusts 19 mph30 km/h43%97%0
Sun 10pCloudy53°12° (likely 49°9° to 53°12°)53°12°5%6 mph10 km/h from N, gusts 19 mph30 km/h45%97%0
Sun 11pCloudy52°11° (likely 48°9° to 52°11°)52°11°10%6 mph10 km/h from N, gusts 16 mph26 km/h46%98%0
Mon 12aCloudy52°11° (likely 48°9° to 52°11°)52°11°20%7 mph11 km/h from N, gusts 19 mph30 km/h46%100%0
Mon 1aCloudy51°11° (likely 48°9° to 51°11°)48°9°0%7 mph11 km/h from N, gusts 18 mph29 km/h48%100%0
Mon 2aCloudy49°9° (likely 48°9° to 51°11°)46°8°10%7 mph11 km/h from N, gusts 17 mph28 km/h52%99%0
Mon 3aCloudy49°9° (likely 47°8° to 51°11°)46°8°10%7 mph11 km/h from NE, gusts 18 mph29 km/h52%100%0
Mon 4aCloudy48°9° (likely 47°8° to 50°10°)45°7°10%7 mph11 km/h from NE, gusts 18 mph29 km/h54%97%0
Mon 5aCloudy47°8° (likely 46°8° to 50°10°)44°7°10%7 mph11 km/h from NE, gusts 17 mph28 km/h56%95%0
Mon 6aCloudy46°8° (likely 45°7° to 49°9°)42°6°10%7 mph11 km/h from NE, gusts 17 mph27 km/h60%98%0
Mon 7aCloudy45°7° (likely 44°7° to 50°10°)41°5°50%, 0.01 in0.3 mm7 mph11 km/h from NE, gusts 17 mph28 km/h63%96%0
Mon 8aShowers46°8° (likely 44°7° to 50°10°)42°6°50%, 0.01 in0.3 mm7 mph11 km/h from NE, gusts 16 mph26 km/h63%94%0
Mon 9aCloudy47°8° (likely 43°6° to 50°10°)44°7°50%, 0.01 in0.3 mm6 mph10 km/h from NE, gusts 17 mph27 km/h60%100%0
Mon 10aShowers48°9° (likely 43°6° to 51°11°)45°7°50%, 0.01 in0.3 mm6 mph10 km/h from NE, gusts 16 mph25 km/h60%96%0
Mon 11aShowers49°9° (likely 43°6° to 50°10°)47°8°50%, 0.01 in0.3 mm6 mph10 km/h from NE, gusts 15 mph24 km/h58%100%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Drizzle. High 78°26°, low 52°11°. Typical 55°13° / 35°2°. Rain 0.01 in0.3 mm, 0% chance. Forecasts agree.
    1. Afternoon

      noon–6 PM

      Sunny, 78°26°

      Dry

    2. Evening

      6 PM–midnight

      Cloudy, 68°20°

      Dry

    3. Overnight

      midnight–6 AM

      Drizzle, 55°13°

      Dry

    Official NWS forecast

    Today: Mostly sunny. High near 78, with temperatures falling to around 76 in the afternoon. South wind 7 to 10 mph, with gusts as high as 22 mph.

    Tonight: A slight chance of rain showers between 3am and 4am. Mostly cloudy. Low around 52, with temperatures rising to around 55 overnight. Northwest wind around 6 mph. Chance of precipitation is 20%.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    73°23°–78°26°
    Low, likely
    52°11°–59°15°
    Typical high / low
    55°13° / 35°2°
    Wind
    15 mph24 km/h, gusts 29 mph47 km/h
    UV peak
    4
  2. Tomorrow, Oct 25. Showers. High 59°15°, low 46°8°. Typical 54°12° / 34°1°. Rain 0.02 in0.5 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 58°14°

      20% chance

    3. Evening

      6 PM–midnight

      Cloudy, 54°12°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 47°8°

      Dry

    Official NWS forecast

    Day: A slight chance of rain showers between 9am and 5pm. Mostly cloudy. High near 59, with temperatures falling to around 57 in the afternoon. North wind around 6 mph. Chance of precipitation is 20%.

    Night: A slight chance of rain showers before 1am. Mostly cloudy, with a low around 46. North wind around 7 mph. Chance of precipitation is 20%.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    56°13°–60°16°
    Low, likely
    46°8°–51°11°
    Typical high / low
    54°12° / 34°1°
    Wind
    13 mph22 km/h, gusts 26 mph41 km/h
    UV peak
    3
  3. Monday, Oct 26. Showers. High 52°11°, low 41°5°. Typical 54°12° / 34°1°. Rain 0.06 in1.5 mm, 50% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Showers, 46°8°

      50% chance · 0.05 in1.3 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 49°10°

      30% chance · 0.03 in0.7 mm

    3. Evening

      6 PM–midnight

      Cloudy, 48°9°

      30% chance

    4. Overnight

      midnight–6 AM

      Drizzle, 46°8°

      20% chance · 0.02 in0.4 mm

    Official NWS forecast

    Day: A chance of rain showers after 7am. Mostly cloudy, with a high near 52. Northeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

    Night: Rain showers likely. Mostly cloudy, with a low around 41. East wind 7 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    49°9°–53°12°
    Low, likely
    41°5°–48°9°
    Typical high / low
    54°12° / 34°1°
    Wind
    13 mph20 km/h, gusts 25 mph41 km/h
    UV peak
    2
  4. Tuesday, Oct 27. Showers. High 59°15°, low 49°9°. Typical 53°12° / 34°1°. Rain 0.07 in1.8 mm, 40% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 48°9°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 65°18°

      Dry

    3. Evening

      6 PM–midnight

      Drizzle, 60°16°

      Dry

    4. Overnight

      midnight–6 AM

      Drizzle, 57°14°

      40% chance · 0.05 in1.3 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain showers. Mostly cloudy, with a high near 59. Southeast wind 8 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Night: A chance of rain showers. Mostly cloudy, with a low around 49. Southeast wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    59°15°–67°19°
    Low, likely
    43°6°–49°9°
    Typical high / low
    53°12° / 34°1°
    Wind
    16 mph26 km/h, gusts 33 mph53 km/h
    UV peak
    3
  5. Wednesday, Oct 28. Showers. High 65°18°, low 45°7°. Typical 53°12° / 33°1°. Rain 0.18 in4.6 mm, 40% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 57°14°

      40% chance

    2. Afternoon

      noon–6 PM

      Sunny, 70°21°

      20% chance · 0.02 in0.5 mm

    3. Evening

      6 PM–midnight

      Mostly clear, 58°14°

      20% chance · 0.1 in2.4 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 53°12°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain showers. Partly sunny, with a high near 65. South wind 6 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Night: A chance of rain showers before 1am. Partly cloudy, with a low around 45. Southwest wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    65°18°–71°22°
    Low, likely
    45°7°–57°14°
    Typical high / low
    53°12° / 33°1°
    Wind
    13 mph21 km/h, gusts 34 mph55 km/h
    UV peak
    3
  6. Thursday, Oct 29. Partly sunny. High 61°16°, low 44°7°. Typical 52°11° / 33°1°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 53°12°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 65°18°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 55°13°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 47°9°

      40% chance · 0.07 in1.7 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 61. West wind around 6 mph.

    Night: A chance of rain showers after 1am. Partly cloudy, with a low around 44. South wind around 3 mph. Chance of precipitation is 30%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    61°16°–68°20°
    Low, likely
    44°7°–53°12°
    Typical high / low
    52°11° / 33°1°
    Wind
    9 mph14 km/h, gusts 31 mph50 km/h
    UV peak
    3
  7. Friday, Oct 30. Showers. High 61°16°, low 44°7°. Typical 52°11° / 32°0°. Rain 0.33 in8.4 mm, 30% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 49°9°

      40% chance · 0.06 in1.6 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 63°17°

      40% chance · 0.06 in1.4 mm

    3. Evening

      6 PM–midnight

      Showers, 61°16°

      40% chance · 0.18 in4.4 mm

    4. Overnight

      midnight–6 AM

      Showers, 58°15°

      50% chance · 0.26 in6.6 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain showers. Partly sunny, with a high near 61. South wind 3 to 7 mph. Chance of precipitation is 30%.

    Night: A chance of rain showers. Mostly cloudy, with a low around 44. Southeast wind around 6 mph. Chance of precipitation is 40%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    61°16°–68°20°
    Low, likely
    41°5°–57°14°
    Typical high / low
    52°11° / 32°0°
    Wind
    12 mph20 km/h, gusts 32 mph51 km/h
  8. Saturday, Oct 31. Showers. High 65°18°, low 57°14°. Typical 51°11° / 32°0°. Rain 0.72 in18 mm, 60% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 58°15°

      60% chance · 0.29 in7.3 mm

    2. Afternoon

      noon–6 PM

      Cloudy, 67°19°

      60% chance · 0.05 in1.3 mm

    3. Evening

      6 PM–midnight

      Rain, 60°16°

      50% chance · 0.06 in1.6 mm

    4. Overnight

      midnight–6 AM

      Rain, 57°14°

      50% chance · 0.17 in4.4 mm

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    60°16°–70°21°
    Low, likely
    55°13°–59°15°
    Typical high / low
    51°11° / 32°0°
    Wind
    12 mph19 km/h, gusts 37 mph59 km/h
    UV peak
    1
  9. Sunday, Nov 1. Snow. High 59°15°, low 48°9°. Typical 50°10° / 31°−1°. Snow 0.51 in13 mm, 50% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 57°14°

      40% chance · 0.12 in2.9 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 58°15°

      30% chance · 0.1 in2.7 mm

    3. Evening

      6 PM–midnight

      Rain, 54°12°

      30% chance · 0.22 in5.7 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 47°8°

      30% chance · 0.11 in2.7 mm

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    56°13°–62°17°
    Low, likely
    41°5°–56°13°
    Typical high / low
    50°10° / 31°−1°
    Wind
    20 mph33 km/h, gusts 31 mph50 km/h
  10. Monday, Nov 2. Snow. High 55°13°, low 46°8°. Typical 50°10° / 31°−1°. Snow 0.36 in9.1 mm, 30% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 48°9°

      20% chance · 0.04 in1 mm

    2. Afternoon

      noon–6 PM

      Cloudy, 51°10°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 54°12°

      20% chance · 0.06 in1.5 mm

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    49°9°–62°17°
    Low, likely
    38°3°–58°14°
    Typical high / low
    50°10° / 31°−1°
    Wind
    20 mph32 km/h, gusts 39 mph63 km/h

The outlook

  1. Today

    Dry, high 78°, low 52°.

  2. Tomorrow

    Dry, high 59°, low 46°, cooling off.

  3. Monday

    53% chance of rain, high 52°, low 41°, cooling off.

  4. Rest of week

    Highs 55–65°; chance of precipitation on Tuesday, Wednesday, Saturday, Sunday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (ARX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Mississippi River at Wabasha - Pool 4

3.0 mi
Below flood stage
Level
7.3 ft
Flow
21,100 cfs

Forecast peak 7.3 ft Sat 1 PM

Reading from Sat 10:15 AM · NWS gauge page

Mississippi River below Lock and Dam 4 - Alma

7.7 mi
Below flood stage
Level
4.4 ft
Flow
17,500 cfs

Forecast peak 4.4 ft Sat 1 PM

Reading from Sat 11:15 AM · NWS gauge page

Mississippi River at Lake City

14 mi
Below flood stage
Level
6.3 ft
Flow
16,300 cfs

Forecast peak 6.3 ft Sat 1 PM

Reading from Sat 10:15 AM · NWS gauge page

Mississippi River below Lock and Dam 5 - Minnesota City

20 mi
Below flood stage
Level
651 ft
Flow
16,200 cfs

Forecast peak 651 ft Sat 1 PM

Reading from Sat 10:15 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 88% less heating than a typical week.

This week 18Typical 151

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
5
h below 17°F
0
h below 5°F
0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 48°F).

Open the windows?

Today, 1:00 PM–12:00 AM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

Durand · official normals 1991–2020 · records 1903–2026

Oct 24, today vs a typical year

Today’s expected high is 23°13° warmer than typical.

Normal high / low
55°13° / 35°2°
Forecast high / low
78°26° / 52°11°
Record high
77°25° in 2022
Record low
24°−4° in 2020

Last 7 days vs normal

On average 9°5° warmer than normal (daily mean temperature).

  1. +1°SunOct 18
  2. +9°+5°MonOct 19
  3. +7°+4°TueOct 20
  4. +7°+4°WedOct 21
  5. +12°+6°ThuOct 22
  6. +14°+8°FriOct 23
  7. +18°+10°SatOct 24

Nelson weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:34 AM, sunset 6:08 PM.

Daylight
10 h 34 min
Losing 2 min 49 s a day; shortest Dec 21, 1 h 44 min less
Golden hour
5:28–6:27 PM
Morning 7:16–8:15 AM
Blue hour
6:27–6:38 PM
Morning 7:05–7:16 AM; first light 7:05 AM

Stars tonight? Poor

Clouds most of the night (about 93% cover).

Moon

Waxing gibbous

97% lit · growing

Today
sets 5:46 AM · rises 5:07 PM
Full moon
Oct 25
New moon
Nov 9
Looking west from Nelson. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.