| CLIMATOLOGICAL DATA | HANFORD METEOROLOGY STATION 25 MILES N.W. OF RICHLAND, WA LATITUDE 46º 34'N, LONGITUDE 119º 36'W ELEVATION (GROUND) 733 FEET |
MONTH: August 1997 | |||||||||||||||
| TEMPERATURE (ºF) (3-FT LEVEL) |
PRECIPITATION | WIND (50-FT LEVEL) | FRONTS & MISC PHENOM | ||||||||||||||
| D A T E |
M A X I M U M |
M I N I M U M |
A V E R A G E |
D E P A R T U R E |
H D D 65 ºF |
C D D 65 ºF |
T O T A L IN. |
S N O W IN. |
SNOW ON GRND AT 0400 IN. |
P R E V A I L DIR |
A V E SPD MPH |
PK G U S T SPD MPH |
PK G U S T DIR |
A V E RH % |
S O L A R A D |
S K Y C V R SR TO SS |
NOTE:TYPES AND TIMES OF FRONTAL PASSAGES "KFR"(COLD) "WFR"(WARM) |
| 1 | 94 | 62 | 78 | 0 | 0 | 13 |   |   |   | NW | 6.8 | 22 | NW | 35 | 565 | 4 | DL |
| 2 | 98 | 65 | 82 | +4 | 0 | 17 |   |   |   | NW | 6.9 | 20 | SW | 32 | 570 | 2 |   |
| 3 | 101 | 65 | 83 | +5 | 0 | 18 |   |   |   | NW | 7.5 | 20 | NW | 32 | 578 | 0 |   |
| 4 | 106 | 68 | 87 | +9 | 0 | 22 |   |   |   | NW | 7.1 | 22 | W | 28 | 577 | 0 |   |
| 5 | 105 | 68 | 86 | +8 | 0 | 21 |   |   |   | NW | 6.0 | 16 | W | 31 | 548 | 1 |   |
| 6 | 105 | 71 | 88 | +10 | 0 | 23 |   |   |   | NW | 8.9 | 40 | NW | 33 | 559 | 1 |   |
| 7 | 97 | 72 | 84 | +6 | 0 | 19 |   |   |   | NW | 15.2 | 43 | NW | 29 | 562 | 4 |   |
| 8 | 89 | 66 | 78 | 0 | 0 | 13 |   |   |   | NW | 8.7 | 40 | W | 32 | 589 | 1 |   |
| 9 | 89 | 60 | 74 | -4 | 0 | 9 |   |   |   | NE | 10.5 | 27 | NE | 32 | 569 | 0 |   |
| 10 | 92 | 59 | 76 | -2 | 0 | 11 |   |   |   | NW | 9.6 | 26 | N | 26 | 595 | 0 |   |
| 11 | 97 | 56 | 76 | -2 | 0 | 11 |   |   |   | N | 5.7 | 16 | N | 25 | 569 | 0 |   |
| 12 | 101 | 62 | 82 | +5 | 0 | 17 |   |   |   | W | 6.0 | 17 | ESE | 26 | 523 | 6 | DL |
| 13 | 101 | 66 | 84 | +7 | 0 | 19 |   |   |   | N | 6.1 | 23 | WNW | 28 | 492 | 7 |   |
| 14 | 106 | 67 | 86 | +10 | 0 | 21 |   |   |   | NW | 11.7 | 35 | W | 29 | 549 | 0 |   |
| 15 | 93 | 69 | 81 | +6 | 0 | 16 |   |   |   | N | 12.2 | 34 | N | 30 | 510 | 1 |   |
| 16 | 90 | 61 | 76 | +2 | 0 | 11 |   |   |   | N | 7.3 | 21 | NE | 21 | 515 | 2 |   |
| 17 | 93 | 64 | 78 | +4 | 0 | 13 |   |   |   | NW | 7.0 | 18 | W | 34 | 508 | 2 |   |
| 18 | 95 | 71 | 83 | +9 | 0 | 18 |   |   |   | NW | 9.3 | 29 | NW | 31 | 473 | 3 |   |
| 19 | 94 | 58 | 76 | +2 | 0 | 11 |   |   |   | NW | 6.0 | 16 | NNE | 34 | 539 | 0 |   |
| 20 | 88 | 63 | 76 | +2 | 0 | 11 | 0.01 |   |   | W | 9.8 | 26 | N | 41 | 170 | 9 |   |
| 21 | 92 | 54 | 73 | -1 | 0 | 8 |   |   |   | SW | 5.0 | 16 | S | 46 | 523 | 1 |   |
| 22 | 98 | 57 | 78 | +5 | 0 | 13 |   |   |   | NW | 6.3 | 33 | NW | 38 | 521 | 0 |   |
| 23 | 92 | 63 | 78 | +5 | 0 | 13 |   |   |   | W | 9.5 | 28 | W | 35 | 503 | 6 |   |
| 24 | 81 | 61 | 71 | -2 | 0 | 6 | 0.05 |   |   | W | 10.0 | 34 | WSW | 54 | 314 | 10 | DL,KFR 0415 |
| 25 | 84 | 61 | 72 | 0 | 0 | 7 |   |   |   | NW | 6.3 | 19 | WNW | 52 | 360 | 10 |   |
| 26 | 92 | 64 | 78 | +6 | 0 | 13 |   |   |   | NW | 12.1 | 55 | WSW | 48 | 478 | 7 | D,KFR 1500 |
| 27 | 82 | 54 | 68 | -4 | 0 | 3 |   |   |   | W | 7.6 | 23 | SSW | 42 | 394 | 8 |   |
| 28 | 81 | 60 | 70 | -2 | 0 | 5 | T |   |   | W | 6.8 | 18 | WSW | 54 | 279 | 9 |   |
| 29 | 86 | 52 | 69 | -2 | 0 | 4 |   |   |   | W | 5.1 | 18 | S | 49 | 488 | 0 |   |
| 30 | 88 | 54 | 71 | 0 | 0 | 6 |   |   |   | NW | 5.8 | 13 | NW | 42 | 457 | 3 |   |
| 31 | 92 | 62 | 77 | +6 | 0 | 12 |   |   |   | NW | 6.0 | 15 | NW | 40 | 451 | 5 |   |
| SUM | 0 | 404 | 0.06 | 0 | |||||||||||||
| AVG | 93.6 | 62.4 | 78.0 | 8.0 | 3.3 | ||||||||||||
| NOTES: | PRECIPITATION (IN.) | MISC. PHENOM. KEY | |||||||||
| Daily summary period is midnight to midnight PST | TOTAL FOR THE MONTH | 0.06 | A-Hail, BD-Blowing Dust, BS-Blowing Snow | ||||||||
| "T" in columns 7-9 denotes a trace | DEPARTURE FROM NORM | -0.21 | D-Dust, AU-Aurora, DL-Distant Lightning | ||||||||
| Snow in columns 8-9 is all frozen precipitation | 24HR MAX | 0.05 | ON | 24 | F-Fog, IC-Ice Crystals, K-Smoke | ||||||
| Solrad in column 15 is in Langleys; g-cal/sq. cm | NUMBER OF DAYS WITH: | GL-Glaze, T-Thunderstorm, DS-Drifting Snow | |||||||||
| TEMPERATURE (ºF) (3-FT LEVEL) | >= T | 3 | >= 0.25 | 0 | BAROMETRIC PRESSURE (IN.) | ||||||
| AVERAGE FOR THE MONTH | 78.0 | >= 0.01 | 2 | >= 0.50 | 0 | AVERAGE STATION | 29.115 | ||||
| DEPARTURE FROM NORMAL | +2.9 | >= 0.10 | 0 | >= 1.00 | 0 | MAX SEA-LEVEL | 30.12 | ON | 5 | ||
| HIGHEST | 106 | ON | 14+ | SNOW (FROZEN PRECIP.) (IN.) | MIN SEA-LEVEL | 29.56 | ON | 14 | |||
| LOWEST | 52 | ON | 29 | TOTAL FOR THE MONTH | 0 | SOLAR RADIATION (LANGLEYS) | |||||
| NUMBER OF DAYS WITH: | 24HR MAX | na | ON | na | AVERAGE DAILY TOTAL | 494.5 | |||||
| MAXIMUM 32 OR BELOW | 0 | MAX ON GRND | na | ON | na | MAX DAILY | 595 | ON | 10 | ||
| MAXIMUM 90 OR ABOVE | 22 | WIND (50-FT LEVEL) | MIN DAILY | 170 | ON | 20 | |||||
| MINIMUM 32 OR BELOW | 0 | AVERAGE SPEED (MPH) | 8.0 | MISCELLANEOUS NUMBER OF DAYS | |||||||
| MINIMUM 0 OR BELOW | 0 | DEPARTURE FROM NORM | +0.1 | CLEAR | 19 | FOG | 0 | ||||
| HEATING DEGREE DAYS (BASE 65ºF) | PEAK GUST | WSW @ 55 | ON | 26 | PARTLY CLOUDY | 7 | THDR | 0 | |||
| TOTAL FOR THE MONTH | 0 | AVERAGE PSYCHROMETRIC DATA | CLOUDY | 5 | DUST | 1 | |||||
| DEPARTURE FROM NORMAL | -5 | DRY BULB (ºF) | 78.8 | WET BULB (ºF) | 60.3 | RELATIVE HUMIDITY EXTREMES (%) | |||||
| SEASON TOTAL (SINCE JULY 1) | 2 | REL. HUM. (%) | 35.8 | DEW PT.(ºF) | 47.2 | HIGHEST | 91 | ON | 24 | ||
| SEASON DEPARTURE FROM NORM | -8 | + DENOTES LATEST OF MULTIPLE DAYS | LOWEST | 10 | ON | 10 | |||||