*******************************
Hourly Forecast XML Description
*******************************

These are the tags that appear in the hourly_summaries section of the product.


**Not all tags appear at all times. Changing the default units to 'us' or timezone='local' will
change what is displayed in the response.**

**Some parameters are not available for the entire forecast period.**

+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| Tag                            | Definition                                    | Value Range                           | Units                |
+================================+===============================================+=======================================+======================+
| ``<day_of_week>``              | Day of the week                               | Sunday/Saturday                       |                      |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<time_utc>``                 | Forecast date and time                        |                                       | UTC                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<temp_C>``                   | Forecast air temperature.                     | -50 to +55                            | Celsius              |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<temp_F>``                   | Forecast air temperature.                     | -60 to +130                           | Fahrenheit           |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<dewp_C>``                   | Forecast dewpoint temperature.                | -25 to +35                            | Celsius              |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<dewp_F>``                   | Forecast dewpoint temperature.                | -60 to +130                           | Fahrenheit           |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<app_temp_C>``               | :doc:`apparent_temp`                          | -100 to +140                          | Degrees              |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<app_temp_F>``               | :doc:`apparent_temp`                          | -148 to +284                          | Fahrenheit           |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<rh_pct>``                   | Relative humidity                             | 0 to 100                              | Percent (%)          |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<pmsl_mb>``                  | air pressure (sea level adjusted)             | 800 to 1100                           |                      |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wx>``                       | :doc:`wx_icon`                                |                                       | NA                   |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wx_code>``                  | :doc:`wx_code`                                |                                       |                      |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wx_icon_code>``             | :doc:`wx_icon_code`                           |                                       |                      |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wx_icon_url>``              | URL of graphic                                | NA                                    | NA                   |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wx_icon_url_png>``          | URL of graphic png format                     | NA                                    | NA                   |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<day_night>``                | day/night indicator                           | day/night                             | NA                   |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<qpf_01mm_hr>``              | precipitation See Notes#2 below               | >= 0                                  | mm                   |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<snow_01hr_mm>``             | Hourly snowfall                               | >= 0                                  | mm                   |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<pop>``                      | Probability of precipitation                  | 0 to 100                              | Percent (%)          |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_dir_degs>``             | wind direction in degrees                     | 0 to 360                              | degrees              |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_dir>``                  | Wind direction.                               | N, NNE, NE, E,                        | N/A                  |
|                                |                                               |                                       |                      |
|                                | See Notes#1 below.                            | ESE, SE, SSE, S,                      |                      |
|                                |                                               |                                       |                      |
|                                |                                               | SSW, SW, WSW, W,                      |                      |
|                                |                                               |                                       |                      |
|                                |                                               | WNW, NW, NNW                          |                      |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_spd_kph>``              | Forecast wind speed                           | 0 to 320                              | kph                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_spd_mph>``              | Forecast wind speed                           | 0 to 200                              | mph                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_spd_80m_ms>``           | Forecast wind speed 80m AGL                   | 0 to 89                               | m/s                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_spd_80m_kph>``          | Forecast wind speed 80m AGL                   | 0 to 320                              | kph                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_spd_80m_mph>``          | Forecast wind speed 80m AGL                   | 0 to 200                              | mph                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_spd_100m_ms>``          | Forecast wind speed 100m AGL                  | 0 to 89                               | m/s                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_spd_100m_kph>``         | Forecast wind speed 100m AGL                  | 0 to 320                              | kph                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<wnd_spd_100m_mph>``         | Forecast wind speed 100m AGL                  | 0 to 200                              | mph                  |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<visibility_m>``             | Visibility                                    | 0 to 80000                            | m                    |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<visibility_ft>``            | Visibility                                    | 0 to 250000                           | ft                   |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<srad_wm2>``                 | Solar radiation at surface                    | 0 to 1325                             | watts/sq m           |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+
| ``<uv_index>``                 | UV index                                      | 0 to 40                               |                      |
+--------------------------------+-----------------------------------------------+---------------------------------------+----------------------+


Notes #1: Observed wind direction represented by the
direction from which the wind is blowing.

Notes #2: Hourly liquid equivalent precipitation. This includes both actual liquid
precipitation as well as the liquid equivalent for frozen precipitation.