942
CDUS45 KTFX 212354
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
434 PM MDT TUE MAY 21 2013
...................................
...THE HELENA MT CLIMATE SUMMARY FOR MAY 21 2013...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1866 TO 2013
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 73 259 PM 89 1980 69 4 77
MINIMUM 40 402 AM 27 1953 42 -2 50
AVERAGE 57 56 1 64
PRECIPITATION (IN)
TODAY 0.00 1.93 1981 0.07 -0.07 0.17
MONTH TO DATE 0.50 1.12 -0.62 0.30
SINCE OCT 1 5.34 4.92 0.42 5.00
SINCE JAN 1 2.04 3.35 -1.31 3.61
SNOWFALL (IN)
TODAY 0.0 2.7 1987 0.1 -0.1 0.0
MONTH TO DATE 0.0 0.8 -0.8 0.0
SINCE MAR 1 4.0 10.7 -6.7 1.4
SINCE JUL 1 39.7 38.0 1.7 40.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 8 10 -2 1
MONTH TO DATE 209 265 -56 245
SINCE MAR 1 1781 1758 23 1469
SINCE JUL 1 6900 7319 -419 6589
COOLING
TODAY 0 0 0 0
MONTH TO DATE 7 0 7 4
SINCE MAR 1 7 0 7 4
SINCE JAN 1 7 0 7 4
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 300 AM
LOWEST 20 300 PM
AVERAGE 55
..........................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 86 2001
1928
MINIMUM TEMPERATURE (F) 43 31 1947
SUNRISE AND SUNSET
MAY 21 2013...........SUNRISE 547 AM MDT SUNSET 903 PM MDT
MAY 22 2013...........SUNRISE 546 AM MDT SUNSET 904 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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