curl-rcc-acis.org-snow-stats.txt

# Snowfall, snow depth only starting Oct 1, 2020, MSP airport ("sid": "mspthr")
curl 'https://data.rcc-acis.org/StnData' \
  -H 'Accept: application/json' \
  -H 'Content-Type: application/x-www-form-urlencoded; charset=UTF-8' \
  --data-raw 'params={"sid":"mspthr","sdate":"2020-10-01","edate":"por","elems":[{"name":"snow","interval":"dly","duration":"dly","add":"t"},{"name":"snwd","interval":"dly","duration":"dly","add":"t"}]}'

# "sid": "mspthr" -- MSP airport, change to your airport code
# "sdate": start date
# "edate": ending date, "por" seems to mean up to present day
# Additional elems:
# - mint = min daily temperature
# - maxt = max daily temperature
# - pcpn = precipitation
# - snow = snowfall
# - snwd = snow depth

# Public API docs https://www.rcc-acis.org/docs_webservices.html

Sample output 2020-11-10 - 2020-11-13 at MSP
{
  "meta": {
    "state": "MN",
    "sids": [
      "MSPthr 9"
    ],
    "uid": 32809,
    "name": "Minneapolis-St Paul Area"
  },
  "data": [
    [
      "2020-11-10",
      [
        "5.5",
        24
      ],
      [
        "0",
        6
      ]
    ],
    [
      "2020-11-11",
      [
        "T",
        24
      ],
      [
        "6",
        6
      ]
    ],
    [
      "2020-11-12",
      [
        "2.8",
        24
      ],
      [
        "4",
        6
      ]
    ],
    [
      "2020-11-13",
      [
        "0.0",
        24
      ],
      [
        "6",
        6
      ]
    ]
  ]
}


# Simpler version, just elems as strings without embedded options
params={"sid":"mspthr","sdate":"2020-11-10","edate":"2020-11-13","elems":["mint","maxt","snow","snwd"]}'

# Output {
  "meta": {
    "state": "MN",
    "sids": [
      "MSPthr 9"
    ],
    "uid": 32809,
    "name": "Minneapolis-St Paul Area"
  },
  "data": [
    [
      "2020-11-10",
      "27",
      "32",
      "5.5",
      "0"
    ],
    [
      "2020-11-11",
      "21",
      "37",
      "T",
      "6"
    ],
    [
      "2020-11-12",
      "22",
      "31",
      "2.8",
      "4"
    ],
    [
      "2020-11-13",
      "13",
      "35",
      "0.0",
      "6"
    ]
  ]
}