WORSENING CONDITIONS: Nepal plagued by rain and rising water levels amid search efforts

. STEPHANIE BENNETT HAS THE LATEST. FROM LONDON. >> Reporter: JON, NEPAL'S. TOURISM BOARD JUST PROVIDED AN. UPDATE THIS EVENING SAYING 289. MISSING FOREIGN NATIONALS HAVE. BEEN RESCUED INCLUDING 2. AMERICANS. BUT THE SITUATION IS GROWING. MORE DIRE BY THE DAY. HEAVY RAINS SWELLED RIVERS AND. LAKES UPSTREAM. THIS FOOTAGE TAKEN JUST A FEW. HOURS AGO. THOSE RISING WATER LEVELS FORCED. CREWS TO COMPLETELY STOP RESCUE. OPERATIONS AT TIMES. TRYING TO GET TEAMS AND SUPPLIES.

INTO THE AREA IS EXTREMELY. CHALLENGING AS YOU CAN IMAGINE. FLOOD WARNINGS SEND TO. RESIDENTS' PHONES THIS MORNING. CREWS FOCUSED ON RESCUING. HUNDREDS OF PEOPLE POSSIBLY. TAPPED INSIDE A TUNNEL AT A. POWER PROJECT IN NEPAL. RELATIVES ANXIOUSLY WAITING FOR. ANY SORT OF NEWS. >> WE HAVE NOT BEEN ABLE TO. IDENTIFY ANYONE. I HAVE BEEN SEARCHING FOR HIM. FOR THE PAST THREE OR FOUR DAYS. WITHOUT ANY SLEEP.

I BELIEVE THERE ARE MANY. FAMILIES LIKE MINE WHO ARE. SUFFERING, AND THEY TOO MUST BE. DESPERATELY TRYING TO IDENTIFY. THEIR LOVED ONES. >> Reporter: WEDNESDAY'S FAST. FLOOD WAS TRIGGER TRIGGERED BY A. GLACIER COLLAPSE. 16 PEOPLE WERE KILLED IN TIBET. AND AT LEAST 788 WERE KILLED IN. NEPAL. MORE THAN 3,000 REMAIN MISSING. INCLUDING DOZENS OF AMERICANS. >> THEY WERE JUST TELLING MY. SISTER ABOUT THE AMAZING TIME. THAT THEY HAD IN NEPAL AND CHINA.

IF HOW BLESSED THEY FELT TO BE. ON THE PILGRIMAGE. BUT THEY, THE LAST TIME THAT WE. HAVE THEIR LOCATIONS ON FIND MY. iPHONE AND THE LAST TIME THAT. WAS ACTIVE WAS AROUND 8 A.M. THAT MORNING. ABOUT 40 MINUTES BEFORE THE. FLOOD HIT. >> Reporter: THE U.S. STATE. DEPARTMENT SAID IT WILL PROVIDE. $3.6 MILLION OF LIFE-SAVING. HUMANITARIAN ASSISTANCE. INCLUDING UP TO THREE MONTHS OF.

EMERGENCY FOOD ASSISTANCE TO UP. TO 10,000 FLOOD-AFFECTED. HOUSEHOLDS. OF COURSE, IT IS MONSOON SEASON, AND RAIN IS PREDICTED EVERY. TODAY FOR THE NEXT WEEK. JON: SO A BAD SITUATION LIKE.