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The Alice Point Forecast Matrix
27.73N 98.02W ELEV. 192 FT 325 PM CST SUN MAR 3 2013 DATE 03/03/13 MON 03/04/13 TUE 03/05/13 WED CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 MIN/MAX 53 90 55 74 41 TEMP 72 61 58 55 53 66 84 90 81 66 62 58 58 59 67 72 67 54 49 45 43 DEWPT 40 47 48 49 50 53 48 46 48 55 56 56 54 47 41 36 31 28 26 23 22 RH 31 60 69 80 89 63 29 22 32 68 81 93 86 64 39 27 26 36 40 41 43 WIND DIR SE SE S S S S S S S S S S SW NW N N N N N N N WIND SPD 17 17 16 14 13 18 20 17 13 16 16 12 6 16 21 19 14 12 10 9 8 CLOUDS FW FW FW FW FW FW SC SC SC FW FW FW SC SC FW FW CL CL FW FW CL POP 12HR 0 0 0 5 0 QPF 12HR 0 0 0 0 0 DATE 03/06/13 THU 03/07/13 FRI 03/08/13 SAT 03/09/13 SUN 03/10/13 CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 MAX/MIN 70 44 75 54 75 60 79 64 80 TEMP 63 63 49 46 66 68 57 56 69 70 63 61 73 75 67 65 75 75 DEWPT 20 26 37 39 47 50 53 55 58 57 58 59 59 61 64 64 64 49 PWIND DIR NE E E SE SE SE SE SE NW WIND CHAR GN LT GN GN GN GN BZ BZ GN AVG CLOUDS FW FW SC SC SC B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 POP 12HR 0 0 5 10 10 10 10 10 20 RAIN SHWRS S S TSTMS S S THE TABLE OF CODES BELOW DESCRIBE THE PFM PRODUCT:
THE FOLLOWING PARAMETERS APPEAR DAILY... MAX/MIN = DAYTIME HIGH AND NIGHTTIME LOW TEMPERATURE TEMP = TEMPERATURE AT 3 HOURLY INTERVALS DEWPT = DEWPOINT AT 3 HOURLY INTERVALS RH = RELATIVE HUMIDITY AT 3 HOURLY INTERVALS WIND DIR = WIND DIRECTION AT 3 HOURLY INTERVALS WIND SPD = WIND SPEED IN MPH AT 3 HOURLY INTERVALS CLOUDS = CLOUD COVER AT 3 HOURLY INTERVALS CL = CLEAR SKIES (0-5% CLOUD COVER) FW = MOSTLY CLEAR SKIES (6-25% CLOUD COVER) SC = PARTLY CLOUDY SKIES (26-50% CLOUD COVER) B1 = MOSTLY CLOUDY SKIES (51-69% CLOUD COVER) B2 = MOSTLY CLOUDY SKIES (70-87% CLOUD COVER) OV = CLOUDY SKIES (88-100% CLOUD COVER) POP 12HR = PROBABILITY OF PRECIPITATION FOR DAY AND NIGHT QPF 12HR = PRECIPITATION AMOUNT IN INCHES FOR DAY AND NIGHT THE FOLLOWING PARAMETERS APPEAR AS NEEDED... WIND GUST = WIND GUST IN MPH AT 3 HOURLY INTERVALS MAX QPF = MAXIMUM AMOUNT OF PRECIPITATION OCCURRING AT ANY ONE LOCATION SNOW 12HR = SNOWFALL AMOUNT IN INCHES FOR DAY AND NIGHT WIND CHILL = HOW IT FEELS BASED ON TEMPERATURE AND WIND EACH 3 HOURS MIN CHILL = LOWEST WIND CHILL OVER LAST 6 HOUR PERIOD HEAT INDEX = HOW IT FEELS BASED ON TEMPERATURE AND RH EACH 3 HOURS MAX HEAT = HIGHEST HEAT INDEX OVER LAST 6 HOUR PERIOD RAIN = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS RAIN RAIN SHWRS = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS RAIN SHOWERS SPRINKLES = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS SPRINKLES TSTMS = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS THUNDERSTORMS DRIZZLE = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS DRIZZLE SNOW = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS SNOW SNOWSHWRS = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS SNOW SHOWERS FLURRIES = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS FLURRIES SLEET = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS ICE PELLETS FRZG RAIN = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS FREEZING RAIN FRZG DRZL = PRECIPITATION TYPE FOR EACH 3 HOUR PERIOD IS FREEZING DRIZZLE EACH PRECIPITATION PARAMETER IS CLASSIFIED AS FOLLOWS... IS = ISOLATED (10-20% COVERAGE) S = SLIGHT (10-20% PROBABILITY) SC = SCATTERED (30-50% COVERAGE) C = CHANCE (30-50% PROBABILITY) NM = NUMEROUS (60-70% COVERAGE) L = LIKELY (60-70% PROBABILITY) O = OCCASIONAL (80-100% PROBABILITY) D = DEFINITE (80-100% PROBABILITY) EC = EXTENSIVE COVERAGE (80-100% PROBABILITY) PA = PATCHY (<25% COVERAGE) AR = AREAS (25-50% COVERAGE) WD = WIDESPREAD (>50% COVERAGE) OBSTRUCTIONS TO VISIBILITY (OBVIS) ARE CLASSIFIED AS FOLLOWS... F = FOG PF = PATCHY FOG F+ = DENSE FOG PF+ = PATCHY DENSE FOG H = HAZE BS = BLOWING SNOW BD = BLOWING DUST AF = VOLCANIC ASH K = SMOKE ADDITIONAL EXTENDED FORECAST PARAMETERS ARE CLASSIFIED AS FOLLOWS... PWIND DIR = PRIMARY WIND DIRECTION FOR EACH 12 HOUR PERIOD WIND CHAR = WIND CHARACTERISTIC FOR EACH 12 HOUR PERIOD LT = LIGHT (< 8 MPH) GN = GENTLE (8-14 MPH) BZ = BREEZY (15-22 MPH) WY = WINDY (23-30 MPH) VW = VERY WINDY (31-39 MPH) SD = STRONG (>40 MPH) AVG CLOUDS = AVERAGE CLOUD COVER FOR EACH 12 HOUR PERIOD MM = MISSING DATA IF A HURRICANE IS EXPECTED THEN THE FOLLOWING APPLIES... 0-24 HOURS BEFORE LANDFALL...THE ACTUAL WIND SPEEDS WILL BE USED. 25-60 HOURS BEFORE LANDFALL...THE CODE "HU" WILL BE USED FOR WINDS AND "HG" FOR WIND GUSTS. 61-120 HOURS BEFORE LANDFALL...THE CODE "HU" WILL ONLY BE USED.
- National Weather Service
- Corpus Christi, TX Weather Forecast Office
- 426 Pinson Dr
- Corpus Christi, TX 78406
- (361) 289-0959
- Page Author: CRP Webmaster
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- Page last modified: 26-Jan-2013 1:46 AM UTC