Arizona republican., 1906-08-22
WEEKLY WEATHER BULLETIN
For the Week Ending August 20, 1906.

For the Week Ending August 20, 1906.
 Abnormally high temperature pre- vailed during the first three days of the week. The maxima occurred gen. orally on Tuesday. From Thursday up 10 and including Sunday, low tempera- ture leadings were recorded. The av- craze daily departure in temperature for the Territory was -2 degrees, dis tributed as follows For the northern counties, the departure was -4 de- grees; for the central counties the de- parture was -l degree, and for the southern counties the temperature was normal The extreme temperatures were as follows: At Flagstaff. the maximum temperature was so degrees, on the l4th; the minimum temperature was 4S degrees, on the 18th. At Phoe- nix, the maximum temperature was 1O6 degrees. on the 14th; the minimum temperature was 73 degrees, on the 18th. At Yuma, the maximum temper ature was 112 degrees, on the 14th: the minimum temperature was 74 de- grees on the 18th. The night temper atures ranged from 4S degrees to 5S degrees over the northern section: from 56 degrees to 7S degrees over the central counties. and from 66 degrees to S2 degrees over the southern coun- ties.
 There was an abundance of sunshine during the first two days of the week. The remaining five days were cloudy. threatening. stormy and moist. at tended by numerous thunderstorms. Light to copious precipitation occurred on most every day in the week In some localities of the northern and central counties the copious rainfall produced q rapid run-on. flooding many arroyos bankful, and causing several Washouts Local wind-storms occurred on the 14th, 18th. 16th. 17th and 18th. At Phoenix. the maximum wind-velocity was 2S miles per hour from the north. on the 14th. and 27 miles per hour, from the southeast. on the 17th. At Yuma, the maximum wind-velocity was 26 miles per hour from the southeast. on the 18th. and 34 miles per hour. from the southwest. on the 18th. The prevailing wind directions and average wind -velocities were as follows: over the northern section. the prevailing wind direction was north, and the average hourly wind-velocity, miles per hour: over the central section, east miles per hour; over the southern section south east, 4 miles per hour. The relative humidity was largely in excess of the normal percentage. At Phoenix the weekly mean humidity was g per cent, being 4 per cent greater than the aver age of the preceding week. The aver age daylight humidity was SC per cent; the average of the night humidity was e per cent The greatest humidity was 91 per cent, on the 18th, and the least. 19 per cent, on the 18th. The following records of precipitation were made during the week: Flagstaff, 0.43 inch, being deficiency of 0.24 inch; Phoenix. 0.53 inch, an excess of O.32 inch; Prescott. 1.40 inches. an excess of O.63 inch; Yuma, 1.54 inches. an excess of 1.47 inches Sandstorms were quite severe over the central and southern counties during the afternoons of the 14th and 17th.
 The copious rains have added sev- eral thousand inches of water to the large stream flows of the previous week. The Hassayampa. Agua Fria, Verde, Little Colorado, Salt, Gila, San la Cruz, San Francisco san Pedro and the Big Williams rivers now contain good flows. Many of these streams weSe unfordable during the entire week. There is 40 per cent more water available for irrigation than there was