Search results
Results From The WOW.Com Content Network
Last 24 hours of rainfall over the lower 48 - National Weather Service rainfall network; Rainfall forecasts for the lower 48; Current map of forecast precipitation over the United States during the next three hours.
The heaviest rainfall to occur in 24 hours was measured in Yankeetown during Hurricane Easy in 1950, which caused 38.70 inches (983 mm) of precipitation. This is also the highest known point storm total maximum related to any tropical cyclone which has impacted Florida, [ 1 ] and by itself would be the highest known rainfall total for any month ...
Most precipitation occurs within the tropics [3] and is caused by convection. The movement of the monsoon trough, or Intertropical Convergence Zone, brings rainy seasons to savannah regions. Precipitation is a major component of the water cycle, and is responsible for depositing most of the fresh water on the planet.
Most in a 24-hour period: 230 centimetres (90.6 in) of snow on Mount Ibuki, Japan on 14 February 1927. [ 304 ] Most in one calendar month : 9.91 meters (390 inches) of snow fell in Tamarack, California , in January 1911, leading to a snow depth in March of 11.46 meters (451 inches) (greatest measured in North America).
Rainfall in these regions averages between 300 and 600 millimeters (11.8 and 23.6 in) per year, with lower amounts across Baja California Norte. Average rainfall totals are between 600 and 1,000 millimeters (23.6 and 39.4 in) in most of the major populated areas of the southern altiplano, including Mexico City and Guadalajara.
Average monthly precipitation (in mm) for selected cities in Asia ; City Country Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ref. Mawsynram: India: 133.0 8.3 15.7 27.4 29.8 26.0 5.7
If used in the observation nearest to 03:00, 09:00, 15:00 or 21:00 UTC, it represents a 3-hour precipitation amount. This example shows 1.23 inches (31 mm) of rain. 70246 24-hour precipitation amount. Follows RMK with 5 digits starting with 7. The last 4 digits are the inches of rain in hundredths. This example shows 2.46 inches (62 mm) of rain ...
On the top right corner of the model for a surface weather map is the pressure, showing the last two integer digits of the pressure in millibars, or hectopascals, along with the first decimal. For instance, if the pressure at a certain location is 999.7 hPa, the pressure portion of the station model will read 997.