When temperatures rise avove 100F degrees or heat index of 110F, exposure should not exceed 2 hours on any one day.  Unless a minimum of 2 hour break is between games.  Precautions must be taken in order to make sure the players on your team do not dehydrate or hyperventilate.

WEATHER GUIDELINES

1.  Suggest players take drinks of water when coming on and going off the field between innings.
2.  If a player looks distressed while standing in the hot sun, substitute that player and get him/her into the shade of the dugout ASAP
3.  If a player should collapse as a result of heat exhaustion, call 911 immediatley.  Get the plaer to drink wate, cool him/her down until the emergernecy medical team arrives. 

EARLY SIGNS OF DEHYDRATION:
FATIGUE
THIRST
DRY LIPS AND TONGUE
LACK OF ENERGY
FEELING OVERHEATED

If child waits to drink until they feel thirsty theya re already dehydrated.  Thirst does not kick in until a child has lost at least 2% of thier body weight in sweat. 

TYPES OF DEHYDRATION:
HEAT CRAMPS;  painful cramps of the abdominal muscles, arms and legs
HEAT EXHAUSTION:  dizziness, nausea, vomiting, headaches, weakness, muscle pain, and sometimes unconsciousness
HEAT STROKE:  temperatuare of 104 or higher with severe symptome:  nausea, vomiting, seixures, disorientation or delirium, lack of sweating, shortness of breath, unconsciousness, and coma