UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020031900.upa.cvt Date: 0000Z 19 MAR 20 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 19 MAR 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 1017 98 12.0 3.0 54 9.0 7.6 160 8 283.8 284.6 280.0 296.9 4.66 1 1013 130 11.8 0.8 47 11.0 6.6 159 9 283.9 284.6 279.1 295.2 4.00 2 1000 233 11.0 1.0 50 10.0 6.3 155 11 284.1 284.9 279.4 295.7 4.11 3 925 876 5.2 -0.8 65 6.0 2.5 180 14 284.6 285.3 279.4 295.7 3.90 4 883 1254 2.4 -0.5 81 2.9 1.1 207 24 285.5 286.3 280.2 297.4 4.17 5 853 1535 6.2 5.7 97 0.5 5.9 225 36 292.3 293.5 285.9 311.7 6.74 6 850 1564 6.2 5.8 97 0.4 6.0 225 35 292.6 293.9 286.1 312.2 6.81 7 831 1750 5.8 5.8 100 0.0 5.8 232 35 294.1 295.4 286.8 314.3 6.97 8 790 2163 4.4 4.1 98 0.3 4.2 235 29 296.9 298.1 287.4 316.0 6.51 9 786 2205 3.2 -0.2 78 3.4 1.5 236 28 296.1 296.9 285.4 310.2 4.80 10 772 2351 2.4 -6.6 51 9.0 -1.3 238 26 296.7 297.3 283.7 305.8 3.02 11 758 2499 3.6 -3.4 60 7.0 0.4 240 25 299.6 300.3 285.8 311.4 3.92 12 733 2771 2.4 -3.6 65 6.0 -0.3 240 29 301.1 301.9 286.5 313.3 4.00 13 727 2838 2.4 0.4 87 2.0 1.4 241 31 301.9 302.9 288.1 318.2 5.42 14 700 3143 0.0 -1.0 93 1.0 -0.5 245 39 302.5 303.4 288.1 317.8 5.08 15 680 3374 -1.3 -2.1 94 0.8 -1.7 245 41 303.6 304.4 288.2 318.2 4.82 16 670 3492 -0.9 -1.8 94 0.9 -1.3 245 41 305.3 306.2 288.9 320.6 5.01 17 545 5105 -12.3 -14.1 86 1.8 -12.9 256 46 310.3 310.7 288.1 317.9 2.36 18 500 5760 -14.7 -16.8 84 2.1 -15.4 260 57 315.1 315.5 289.3 321.9 2.05 19 471 6211 -16.7 -19.0 82 2.3 -17.4 265 58 318.1 318.4 290.0 324.1 1.81 20 400 7420 -24.9 -28.0 75 3.1 -25.5 265 64 322.6 322.8 290.6 326.0 0.95 21 381 7772 -27.1 -30.2 75 3.1 -27.6 265 66 324.2 324.4 290.9 327.2 0.82 22 300 9440 -41.7 -46.2 62 4.5 -42.0 275 74 326.6 326.6 291.0 327.4 0.20 23 293 9600 -42.9 -47.5 61 4.6 -43.2 275 75 327.1 327.1 291.1 327.8 0.18 24 266 10245 -48.7 -51.9 69 3.2 -48.8 275 78 327.8 327.8 291.2 328.3 0.12 25 250 10650 -52.3 -56.7 59 4.4 -52.4 275 80 328.3 328.3 291.3 328.6 0.07 26 200 12050 -65.1 -70.1 50 5.0 -65.1 280 89 329.7 329.7 291.6 329.7 0.02 27 187 12456 -68.5 -73.5 48 5.0 -68.5 285 94 330.6 330.6 291.9 330.6 0.01 28 182 12618 -67.3 -73.3 42 6.0 -67.4 285 96 335.1 335.1 293.1 335.1 0.01 29 178 12754 -60.3 -68.3 34 8.0 -60.4 285 98 348.7 348.7 296.4 348.8 0.02 30 170 13043 -56.9 -68.9 21 12.0 -57.1 286 95 359.0 359.0 298.5 359.1 0.02 31 150 13830 -59.5 -76.5 9 17.0 -59.7 290 86 367.6 367.6 300.1 367.6 0.01 32 103 16133 -68.7 -81.7 14 13.0 -68.8 280 86 391.7 391.7 304.0 391.7 0.00 33 101 16250 -68.5 -81.5 14 13.0 -68.6 277 91 394.3 394.3 304.4 394.3 0.01 34 100 16310 -68.3 -81.3 14 13.0 -68.4 275 94 395.8 395.8 304.6 395.8 0.01 35 94 16680 -65.6 -80.9 10 15.2 -65.8 285 106 408.1 408.1 306.3 408.1 0.01 36 92 16810 -64.7 -80.7 9 16.0 -64.8 285 105 412.4 412.4 306.8 412.5 0.01 37 86 17220 -62.1 -78.1 10 16.0 -62.3 282 96 425.7 425.7 308.4 425.8 0.01 38 70 18470 -66.5 -80.5 12 14.0 -66.7 275 69 442.1 442.1 310.1 442.2 0.01 39 50 20500 -67.5 -81.5 12 14.0 -67.7 275 65 484.4 484.4 313.8 484.5 0.01 40 47 20872 -68.1 -81.1 14 13.0 -68.3 271 68 491.6 491.6 314.4 491.7 0.01 41 43 21409 -66.5 -80.5 12 14.0 -66.8 275 61 508.2 508.2 315.5 508.3 0.01 42 39 22009 -59.9 -76.9 9 17.0 -60.6 272 51 539.3 539.3 317.5 539.5 0.03 43 30 23650 -59.5 -76.5 9 17.0 -60.4 255 47 582.4 582.4 319.8 582.7 0.04 44 21 25900 -57.7 -74.7 10 17.0 -59.2 258 66 650.4 650.4 322.7 651.0 0.07 45 20 26210 -56.1 -74.1 9 18.0 -57.9 255 71 664.5 664.5 323.3 665.1 0.08 46 19 26538 -55.9 -73.9 9 18.0 -57.8 258 77 674.9 674.9 323.6 675.7 0.09 47 12 29658 -28.9 -50.9 10 22.0 -42.1 266 85 865.3 866.9 329.4 897.0 2.98 48 10 30960 -31.5 -55.5 8 24.0 -44.9 255 72 902.0 903.1 329.9 925.1 2.07 49 9.4 31397 -32.7 -57.7 6 25.0 -46.0 913.5 914.4 330.0 932.6 1.68 TRP 187 12456 -68.5 -73.5 48 5.0 -68.5 285 94 330.6 330.6 291.9 330.6 0.01 WND 94 16680 -65.6 -80.9 10 15.2 -65.8 285 106 408.1 408.1 306.3 408.1 0.01 Sounding variables and indices 1000-500 mb thick: 5527.00 m Freezing level: 700.00 mb = 3143.00 m = 10311.55 ft Wetbulb zero: 778.48 mb = 2282.80 m = 7489.42 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 81.89 % Est. max temperature: 17.37 C = 63.27 F Sfc-Lift cond lev (LCL): 887.28 mb = 1214.38 m = 3984.12 ft T: 2.69 C 700-500 lapse rate: 5.62 C/km ThetaE index: 10.16 C Layer 786.0- 758.0 mb Conv cond level (CCL): 611.28 mb = 4208.48 m = 13807.20 ft Mean mixing ratio: 4.01 g/kg Conv temperature: 35.91 C = 96.64 F Cap Strength: 14.40 C Lifted Index: 17.33 C Risk: None Lifted Index @300 mb: 21.97 C Lifted Index @700 mb: 11.99 C Showalter Index: 6.20 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 20.50 C K Index: 25.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 293.30 Risk: None Energy Index: 1.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.71 J/kg Max Up Vert Vel: 1.85 m/s Conv Inhibition (B-): 64535.89 J/kg Cap Strength: 17.20 C Lift Cond Lev (LCL): 851.89 mb = 1545.84 m = 5071.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 27 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 1017 98 160 8 -2.7 7.5 | 108 31 -29.3 9.7 1 1000 233 155 11 -4.6 10.0 | 111 34 -31.2 12.2 2 991 305 150 12 -6.0 10.4 | 111 35 -32.6 12.6 3 955 610 155 14 -5.9 12.7 | 115 36 -32.5 14.9 4 925 876 180 14 0.0 14.0 | 121 31 -26.6 16.2 5 921 914 190 14 2.4 13.8 | 123 29 -24.2 16.0 6 887 1219 205 23 9.7 20.8 | 144 29 -16.9 23.0 7 854 1524 225 36 25.5 25.5 | 178 28 -1.1 27.6 8 850 1564 225 35 24.7 24.7 | 176 27 -1.9 26.9 9 823 1829 235 35 28.7 20.1 | 185 22 2.1 22.3 10 793 2134 235 29 23.8 16.6 | 171 19 -2.8 18.8 11 763 2438 240 24 20.8 12.0 | 158 15 -5.8 14.2 12 735 2743 240 28 24.2 14.0 | 172 16 -2.4 16.2 13 700 3143 245 39 35.3 16.5 | 205 21 8.7 18.7 14 681 3353 245 41 37.2 17.3 | 208 22 10.6 19.5 15 655 3658 245 41 37.2 17.3 | 208 22 10.6 19.5 16 606 4267 255 45 43.5 11.6 | 231 22 16.9 13.8 17 560 4877 255 42 40.6 10.9 | 227 19 14.0 13.1 18 500 5760 260 57 56.1 9.9 | 248 32 29.5 12.1 19 478 6096 265 58 57.8 5.1 | 257 32 31.2 7.2 20 400 7420 265 64 63.8 5.6 | 258 38 37.2 7.8 21 389 7620 265 65 64.8 5.7 | 258 39 38.2 7.9 22 313 9144 270 72 72.0 -0.0 | 267 45 45.4 2.2 23 300 9440 275 74 73.7 -6.4 | 275 47 47.1 -4.3 24 250 10650 275 80 79.7 -7.0 | 275 53 53.1 -4.8 25 249 10668 275 80 79.7 -7.0 | 275 53 53.1 -4.8 26 200 12050 280 89 87.6 -15.5 | 282 62 61.0 -13.3 27 187 12456 285 94 90.8 -24.3 | 289 68 64.2 -22.1 28 177 12802 285 98 94.7 -25.4 | 289 72 68.1 -23.2 29 150 13830 290 86 80.8 -29.4 | 297 61 54.2 -27.2 30 125 14935 280 79 77.8 -13.7 | 283 52 51.2 -11.5 31 119 15240 270 83 83.0 -0.0 | 268 56 56.4 2.2 32 103 16154 280 86 84.7 -14.9 | 282 59 58.1 -12.7 33 100 16310 275 94 93.6 -8.2 | 275 67 67.0 -6.0 34 94 16680 285 106 102.4 -27.4 | 288 80 75.8 -25.2 35 93 16764 285 106 102.4 -27.4 | 288 80 75.8 -25.2 36 72 18288 275 73 72.7 -6.4 | 275 46 46.1 -4.2 37 70 18470 275 69 68.7 -6.0 | 275 42 42.1 -3.8 38 65 18898 280 59 58.1 -10.2 | 284 33 31.5 -8.1 39 56 19812 265 68 67.7 5.9 | 259 42 41.1 8.1 40 50 20500 275 65 64.8 -5.7 | 275 38 38.2 -3.5 41 46 21031 270 69 69.0 -0.0 | 267 42 42.4 2.2 42 44 21336 275 63 62.8 -5.5 | 275 36 36.2 -3.3 43 36 22555 270 42 42.0 -0.0 | 262 16 15.4 2.2 44 30 23650 255 47 45.4 12.2 | 233 24 18.8 14.4 45 28 24079 245 48 43.5 20.3 | 217 28 16.9 22.5 46 23 25298 265 56 55.8 4.9 | 256 30 29.2 7.1 47 20 26210 255 71 68.6 18.4 | 244 47 42.0 20.6 48 18 26822 260 82 80.8 14.2 | 253 57 54.2 16.4 49 17 27432 265 80 79.7 7.0 | 260 54 53.1 9.2 50 13 29261 270 89 89.0 -0.0 | 268 62 62.4 2.2 51 10 30960 255 72 69.5 18.6 | 244 48 42.9 20.8 Wind Parameters Mean winds (0-6000m): 244.7 at 35.6 knts Storm direction: 274.7 at 26.7 knts Shear (0-3000m) pos: 6.9 neg: 1.0 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 93.7 deg Storm rel helicity (0-3000m) pos: 353.8 neg: -40.1 tot: 313.7 m^2/s^2 ave: 104.6 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 12.2 stream: 7.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 188.17 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 ------------------------------------------------------------------------------- 500 154 12 112 34| 0.0 6.2 6.2| 32.7 0.0 32.7 65.3 0.55| 6.8 3.7 1000 168 13 118 33| 7.0 3.1 10.1|124.2 0.0 124.2 124.2 0.72| 10.7 7.6 1500 193 18 132 30| 11.4 2.1 13.5|276.6 0.0 276.6 184.4 0.85| 14.4 12.1 2000 209 22 144 27| 7.9 1.5 9.4|296.1 -21.4 274.7 137.3 0.66| 13.4 8.9 2500 217 23 148 24| 5.9 1.2 7.1|302.1 -40.1 262.0 104.8 0.54| 12.1 6.6 3000 222 24 153 23| 6.9 1.0 7.9|353.8 -40.1 313.7 104.6 0.61| 12.2 7.4 4000 232 29 169 20| 6.1 0.8 6.9|401.9 -40.1 361.8 90.5 0.64| 10.3 6.6 5000 239 32 182 19| 5.2 0.6 5.8|427.9 -45.9 382.0 76.4 0.62| 9.1 5.7 6000 245 36 198 18| 5.5 0.5 6.0|516.7 -45.9 470.8 78.5 0.63| 9.0 5.7 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20200319.00.gif