UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020040100.upa.cvt Date: 0000Z 1 APR 20 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 1 APR 20 Station: KIAD WMO ident: 72403 Latitude: 38.95 Longitude: -77.45 Elevation: 98.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1001 98 8.0 6.6 91 1.4 7.3 75 10 281.1 282.1 280.4 297.8 6.11 1 1000 93 7.8 6.0 88 1.8 6.9 75 10 281.0 282.0 280.0 297.1 5.86 2 925 731 3.4 2.2 92 1.2 2.8 105 18 282.8 283.6 279.7 296.3 4.85 3 850 1412 -0.9 -1.8 94 0.9 -1.3 145 7 285.2 285.9 279.7 296.4 3.94 4 808 1815 -3.1 -3.9 94 0.8 -3.4 136 8 287.0 287.6 280.1 297.2 3.54 5 725 2666 -7.7 -9.6 86 1.9 -8.4 307 5 291.0 291.5 280.7 298.6 2.54 6 721 2710 -6.7 -8.2 89 1.5 -7.2 298 6 292.6 293.1 281.8 301.1 2.85 7 704 2896 -8.1 -10.0 86 1.9 -8.8 267 4 293.0 293.5 281.6 300.6 2.54 8 700 2940 -7.5 -9.2 88 1.7 -8.1 260 3 294.2 294.7 282.3 302.3 2.72 9 687 3087 -5.9 -7.3 90 1.4 -6.4 149 5 297.5 298.1 284.2 307.2 3.21 10 613 3973 -10.3 -12.1 87 1.8 -10.9 237 17 302.3 302.8 285.3 310.0 2.46 11 510 5380 -14.9 -16.8 85 1.9 -15.5 237 41 313.1 313.5 288.6 319.7 2.01 12 500 5530 -15.7 -17.7 85 2.0 -16.3 235 47 313.9 314.3 288.8 320.2 1.90 13 421 6802 -25.3 -28.0 78 2.7 -25.8 230 54 317.4 317.6 288.9 320.6 0.91 14 400 7170 -29.1 -36.1 51 7.0 -30.0 230 53 317.2 317.3 288.3 318.7 0.44 15 388 7387 -30.9 -46.9 19 16.0 -32.2 232 56 317.6 317.6 288.1 318.1 0.14 16 369 7741 -33.5 -53.5 12 20.0 -34.7 235 61 318.7 318.7 288.4 319.0 0.07 17 365 7818 -34.0 -53.7 12 19.7 -35.2 235 62 319.0 319.0 288.5 319.3 0.07 18 357 7973 -35.1 -54.1 13 19.0 -36.2 319.6 319.6 288.7 319.9 0.07 TRP WND 365 7818 -34.0 -53.7 12 19.7 -35.2 235 62 319.0 319.0 288.5 319.3 0.07 Sounding variables and indices 1000-500 mb thick: 5437.00 m Freezing level: 865.70 mb = 1269.46 m = 4164.86 ft Wetbulb zero: 873.21 mb = 1195.03 m = 3920.67 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 89.00 % Est. max temperature: 12.10 C = 53.78 F Sfc-Lift cond lev (LCL): 979.82 mb = 259.81 m = 852.39 ft T: 6.65 C 700-500 lapse rate: 3.17 C/km ThetaE index: 1.54 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 919.14 mb = 782.18 m = 2566.17 ft Mean mixing ratio: 5.20 g/kg Conv temperature: 9.90 C = 49.82 F Cap Strength: 15.26 C Lifted Index: 15.69 C Risk: None Lifted Index @700 mb: 3.91 C Showalter Index: 15.80 C Risk: None Total Totals Index: 28.70 C Risk: None Vertical Totals Index: 14.80 C Cross Totals Index: 13.90 C K Index: 11.30 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 4.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.00 J/kg Max Up Vert Vel: 4.00 m/s Conv Inhibition (B-): 2630.98 J/kg Cap Strength: 15.69 C Lift Cond Lev (LCL): 930.01 mb = 686.78 m = 2253.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 255 at 13 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1001 98 75 10 -9.7 -2.6 | 75 23 -22.6 -6.2 1 1000 93 75 10 -9.7 -2.6 | 75 23 -22.6 -6.2 2 974 305 85 14 -13.9 -1.2 | 80 27 -26.9 -4.8 3 939 610 105 19 -18.4 4.9 | 92 31 -31.3 1.3 4 925 731 105 18 -17.4 4.7 | 92 30 -30.3 1.1 5 904 914 110 15 -14.1 5.1 | 93 27 -27.0 1.5 6 871 1219 125 8 -6.6 4.6 | 93 20 -19.5 1.0 7 850 1412 145 7 -4.0 5.7 | 97 17 -16.9 2.2 8 838 1524 150 6 -3.0 5.2 | 96 16 -15.9 1.6 9 806 1829 135 8 -5.7 5.7 | 96 19 -18.6 2.1 10 776 2134 120 5 -4.3 2.5 | 86 17 -17.3 -1.1 11 746 2438 355 2 0.2 -2.0 | 66 14 -12.8 -5.6 12 718 2743 290 6 5.6 -2.1 | 52 9 -7.3 -5.6 13 700 2940 260 3 3.0 0.5 | 73 10 -10.0 -3.1 14 690 3048 145 5 -2.9 4.1 | 92 16 -15.8 0.5 15 663 3353 175 4 -0.3 4.0 | 92 13 -13.3 0.4 16 638 3658 215 11 6.3 9.0 | 129 9 -6.6 5.4 17 589 4267 260 24 23.6 4.2 | 267 11 10.7 0.6 18 544 4877 245 21 19.0 8.9 | 229 8 6.1 5.3 19 500 5530 235 47 38.5 27.0 | 228 35 25.6 23.4 20 463 6096 230 56 42.9 36.0 | 223 44 30.0 32.4 21 400 7170 230 53 40.6 34.1 | 222 41 27.7 30.5 22 375 7620 235 59 48.3 33.8 | 229 47 35.4 30.3 23 365 7818 235 62 50.8 35.6 | 230 50 37.9 32.0 24 359 7925 235 62 50.8 35.6 | 230 50 37.9 32.0 Wind Parameters Mean winds (0-6000m): 224.5 at 17.9 knts Storm direction: 254.5 at 13.4 knts Shear (0-3000m) pos: 1.7 neg: 0.3 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 17.4 deg Storm rel helicity (0-3000m) pos: 96.8 neg: -55.2 tot: 41.5 m^2/s^2 ave: 13.8 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 118.22 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 91 15 83 28| 11.4 0.0 11.4| 63.1 0.0 63.1 126.2 0.72| 12.1 8.7 1000 100 15 88 28| 4.0 0.0 4.0| 71.3 0.0 71.3 71.3 0.46| 10.6 4.9 1500 107 13 90 25| 3.5 0.0 3.5| 77.3 -2.9 74.3 49.6 0.37| 9.4 3.5 2000 111 11 91 23| 2.6 0.7 3.3| 77.7 -16.7 61.0 30.5 0.23| 8.3 1.9 2500 110 10 89 22| 2.1 2.2 4.2| 77.7 -52.8 24.9 9.9 -0.03| 8.9 -0.2 3000 112 9 89 21| 1.7 0.3 2.0| 96.8 -55.2 41.5 13.8 0.09| 9.8 0.9 4000 139 9 100 19| 3.8 0.2 4.0|140.3 -55.5 84.8 21.2 0.31| 10.4 3.2 5000 205 12 133 11| 3.3 0.9 4.1|151.9 -69.3 82.6 16.5 0.24| 10.4 2.5 6000 225 18 178 9| 2.7 3.1 5.8|151.9-117.4 34.4 5.7 0.15| 11.0 1.6 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20200401.00.gif