UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032900.upa.cvt Date: 0000Z 29 MAR 20 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 29 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 1003 98 13.6 12.0 90 1.6 12.7 90 11 286.5 288.0 285.7 311.0 8.81 1 1000 117 13.4 11.3 87 2.1 12.1 90 11 286.5 288.0 285.3 310.0 8.43 2 971 364 11.2 10.4 95 0.8 10.7 114 7 286.8 288.2 285.1 309.6 8.17 3 925 769 9.4 8.8 96 0.6 9.0 200 8 288.9 290.3 285.5 310.6 7.70 4 919 823 10.0 10.0 100 0.0 10.0 202 12 290.1 291.6 286.7 313.9 8.41 5 914 869 13.8 13.8 100 0.0 13.8 203 15 294.4 296.4 290.5 325.7 10.91 6 912 888 15.0 12.6 86 2.4 13.5 204 16 295.8 297.7 290.3 325.0 10.10 7 867 1318 16.8 10.8 68 6.0 13.0 214 15 302.0 303.8 291.7 330.0 9.42 8 850 1487 16.2 9.2 63 7.0 11.9 220 13 303.1 304.7 291.4 328.8 8.62 9 835 1638 15.6 8.6 63 7.0 11.3 238 13 304.0 305.6 291.5 329.3 8.43 10 774 2276 9.8 7.1 83 2.7 8.2 277 22 304.5 306.0 291.5 329.1 8.20 11 710 2990 5.8 -0.2 65 6.0 2.7 280 37 307.7 308.7 290.0 324.0 5.31 12 700 3106 5.6 -4.4 49 10.0 0.8 280 40 308.7 309.4 289.0 321.0 3.94 13 685 3283 4.8 -10.2 33 15.0 -1.4 277 44 309.7 310.2 288.1 317.9 2.57 14 665 3524 3.6 -12.4 30 16.0 -2.7 273 49 311.0 311.4 288.1 318.2 2.22 15 642 3810 4.0 -21.0 14 25.0 -4.4 269 51 314.6 314.8 288.2 318.4 1.12 16 502 5749 -12.3 -18.3 61 6.0 -14.2 269 60 317.7 318.0 289.9 323.7 1.80 17 500 5780 -12.5 -18.5 61 6.0 -14.4 270 61 317.8 318.1 289.9 323.8 1.78 18 492 5903 -12.3 -31.3 19 19.0 -16.4 270 67 319.5 319.6 289.2 321.5 0.57 19 483 6044 -13.0 -32.9 17 19.9 -17.1 270 74 320.3 320.4 289.4 322.1 0.50 20 482 6059 -13.1 -33.1 17 20.0 -17.2 270 74 320.4 320.5 289.4 322.2 0.49 21 475 6171 -13.3 -25.3 36 12.0 -16.4 270 74 321.5 321.7 290.3 325.1 1.03 22 400 7450 -23.9 -24.9 91 1.0 -24.1 275 66 323.9 324.2 291.2 328.3 1.27 23 388 7672 -24.5 -25.5 91 1.0 -24.7 274 63 326.0 326.2 291.8 330.3 1.24 24 300 9500 -37.1 -42.1 60 5.0 -37.6 290 77 333.1 333.1 292.9 334.3 0.31 25 251 10704 -47.5 -50.5 71 3.0 -47.6 295 85 335.1 335.1 293.2 335.7 0.15 26 250 10730 -47.7 -50.8 70 3.1 -47.9 295 85 335.2 335.2 293.3 335.7 0.14 27 223 11472 -53.5 -59.5 48 6.0 -53.7 287 98 337.4 337.4 293.7 337.6 0.06 28 210 11854 -57.1 -61.1 60 4.0 -57.2 285 108 337.6 337.6 293.8 337.8 0.05 29 200 12160 -59.7 -64.4 54 4.7 -59.8 285 106 338.2 338.2 293.9 338.4 0.03 30 194 12350 -61.5 -66.5 51 5.0 -61.6 285 104 338.3 338.3 293.9 338.4 0.03 31 173 13055 -65.1 -70.1 50 5.0 -65.1 285 98 343.6 343.6 295.2 343.7 0.02 32 160 13535 -62.1 -70.1 34 8.0 -62.2 283 89 356.5 356.5 298.0 356.5 0.02 33 155 13733 -57.9 -69.9 20 12.0 -58.1 280 81 366.9 366.9 300.0 367.0 0.02 34 150 13940 -57.5 -71.5 15 14.0 -57.8 280 80 371.0 371.0 300.8 371.1 0.02 35 142 14287 -57.7 -74.7 10 17.0 -58.0 283 83 376.5 376.5 301.7 376.6 0.01 36 137 14515 -54.7 -75.7 6 21.0 -55.1 284 84 385.7 385.7 303.2 385.7 0.01 37 117 15518 -58.1 -82.1 3 24.0 -58.4 295 59 397.2 397.2 304.8 397.2 0.00 38 101 16438 -61.7 -83.7 4 22.0 -61.9 285 36 407.4 407.4 306.2 407.4 0.00 39 100 16500 -62.1 -83.1 4 21.0 -62.3 285 37 407.7 407.7 306.2 407.8 0.00 40 75 18247 -69.3 -85.3 8 16.0 -69.4 284 33 427.6 427.6 308.6 427.6 0.00 41 70 18660 -68.5 -85.5 7 17.0 -68.7 255 29 437.8 437.8 309.7 437.9 0.00 42 69 18746 -68.3 -85.3 7 17.0 -68.4 249 30 440.1 440.1 309.9 440.1 0.00 43 68 18835 -64.7 -84.7 5 20.0 -64.9 244 30 449.7 449.7 310.8 449.7 0.00 44 68 18835 -64.7 244 30 449.7 45 58 19802 -66.3 -84.3 6 18.0 -66.5 249 23 467.0 467.0 312.4 467.0 0.01 46 57 19908 -63.1 -84.1 4 21.0 -63.4 250 22 476.6 476.6 313.2 476.6 0.01 47 50 20720 -59.9 -82.9 3 23.0 -60.4 255 12 502.3 502.3 315.1 502.4 0.01 48 49 20846 -58.7 -82.7 3 24.0 -59.4 263 11 508.1 508.1 315.5 508.1 0.01 49 40 22116 -59.1 -84.1 3 25.0 -59.9 241 14 537.4 537.4 317.3 537.5 0.01 50 30 23940 -53.1 -84.1 1 31.0 -55.0 260 26 599.9 599.9 320.6 600.0 0.01 51 24 25387 -50.7 -83.7 1 33.0 -53.6 233 27 646.4 646.4 322.6 646.5 0.01 52 21 26253 -52.7 -84.7 1 32.0 -55.4 225 24 665.5 665.5 323.3 665.6 0.01 53 20 26570 -50.3 -84.3 1 34.0 -53.7 230 23 682.2 682.2 323.9 682.3 0.02 54 17 27639 -46.5 -82.5 1 36.0 -51.6 236 17 726.9 726.9 325.3 727.1 0.03 55 14 28919 -48.9 -83.9 1 35.0 -53.7 244 19 760.2 760.2 326.2 760.4 0.02 56 11 30525 -42.3 -81.3 1 39.0 -51.0 243 31 838.5 838.5 328.1 838.9 0.05 57 10 31170 -41.9 -80.9 1 39.0 -51.1 265 34 863.1 863.2 328.7 863.7 0.06 58 7.0 33610 -38.1 -80.1 0 42.0 -51.2 971.5 971.6 330.7 972.6 0.09 59 6.9 33709 -38.1 -80.1 0 42.0 -51.4 975.5 975.6 330.8 976.6 0.09 TRP 173 13055 -65.1 -70.1 50 5.0 -65.1 285 98 343.6 343.6 295.2 343.7 0.02 WND 483 6044 -13.0 -32.9 17 19.9 -17.1 270 74 320.3 320.4 289.4 322.1 0.50 Sounding variables and indices 1000-500 mb thick: 5663.00 m Freezing level: 607.64 mb = 4285.63 m = 14060.29 ft Wetbulb zero: 694.49 mb = 3170.55 m = 10401.94 ft Precipitable water: 1.19 inches Sfc-500 mean rel hum: 57.57 % Est. max temperature: 30.03 C = 86.06 F Sfc-Lift cond lev (LCL): 979.40 mb = 291.82 m = 957.40 ft T: 11.84 C 700-500 lapse rate: 6.77 C/km ThetaE index: 11.35 C Layer 774.0- 665.0 mb Conv cond level (CCL): 954.47 mb = 507.43 m = 1664.79 ft Mean mixing ratio: 8.41 g/kg Conv temperature: 14.61 C = 58.30 F Cap Strength: 11.25 C Lifted Index: 8.31 C Risk: None Lifted Index @300 mb: 14.91 C Lifted Index @700 mb: 8.57 C Showalter Index: -0.68 C Risk: Thunderstorms probable Total Totals Index: 50.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 21.70 C K Index: 27.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 225.40 Risk: None Energy Index: -0.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.81 J/kg Max Up Vert Vel: 8.10 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 11.14 C Lift Cond Lev (LCL): 937.00 mb = 661.51 m = 2170.28 ft Lev Free Conv (LFC): 932.00 mb = 706.13 m = 2316.69 ft Equ Level (EL): 922.00 mb = 796.07 m = 2611.75 ft B at Equ Level: 29.96 J/kg Max Parcel Lev (MPL): 902.00 mb = 981.39 m = 3219.74 ft Wind level data Storm motion: 295 at 26 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 1003 98 90 11 -11.0 0.0 | 108 36 -34.5 11.0 1 1000 117 90 11 -11.0 0.0 | 108 36 -34.5 11.0 2 978 305 95 7 -7.0 0.6 | 111 33 -30.5 11.7 3 943 610 195 5 1.3 4.8 | 126 27 -22.2 15.9 4 925 769 200 8 2.7 7.5 | 132 28 -20.7 18.6 5 909 914 205 18 7.6 16.3 | 150 32 -15.9 27.4 6 877 1219 210 16 8.0 13.9 | 148 29 -15.5 24.9 7 850 1487 220 13 8.4 10.0 | 144 26 -15.1 21.0 8 846 1524 225 13 9.2 9.2 | 145 25 -14.3 20.2 9 816 1829 260 13 12.8 2.3 | 141 17 -10.7 13.3 10 787 2134 270 18 18.0 -0.0 | 154 12 -5.5 11.0 11 758 2438 285 27 26.1 -7.0 | 213 5 2.6 4.1 12 731 2743 280 30 29.5 -5.2 | 226 8 6.1 5.8 13 700 3106 280 40 39.4 -6.9 | 256 16 15.9 4.1 14 653 3658 270 52 52.0 -0.0 | 249 31 28.5 11.0 15 605 4267 265 48 47.8 4.2 | 238 29 24.3 15.2 16 560 4877 260 45 44.3 7.8 | 228 28 20.8 18.9 17 539 5182 260 45 44.3 7.8 | 228 28 20.8 18.9 18 500 5780 270 61 61.0 -0.0 | 254 39 37.5 11.0 19 483 6044 270 74 74.0 -0.0 | 258 52 50.5 11.0 20 480 6096 270 74 74.0 -0.0 | 258 52 50.5 11.0 21 400 7450 275 66 65.7 -5.8 | 263 43 42.3 5.3 22 391 7620 275 63 62.8 -5.5 | 262 40 39.3 5.6 23 374 7925 270 61 61.0 -0.0 | 254 39 37.5 11.0 24 315 9144 285 75 72.4 -19.4 | 280 50 49.0 -8.4 25 300 9500 290 77 72.4 -26.3 | 287 51 48.9 -15.3 26 252 10668 295 84 76.1 -35.5 | 295 58 52.6 -24.5 27 250 10730 295 85 77.0 -35.9 | 295 59 53.6 -24.9 28 241 10973 290 85 79.9 -29.1 | 288 59 56.4 -18.0 29 209 11887 285 109 105.3 -28.2 | 282 84 81.8 -17.2 30 200 12160 285 106 102.4 -27.4 | 282 81 78.9 -16.4 31 173 13055 285 98 94.7 -25.4 | 281 73 71.2 -14.3 32 163 13411 285 95 91.8 -24.6 | 281 70 68.3 -13.5 33 156 13716 280 81 79.8 -14.1 | 273 56 56.3 -3.0 34 150 13940 280 80 78.8 -13.9 | 273 55 55.3 -2.8 35 134 14630 285 85 82.1 -22.0 | 281 60 58.6 -11.0 36 122 15240 295 66 59.8 -27.9 | 295 40 36.3 -16.8 37 116 15545 295 58 52.6 -24.5 | 295 32 29.1 -13.5 38 101 16459 285 35 33.8 -9.1 | 259 11 10.3 2.0 39 100 16500 285 37 35.7 -9.6 | 263 12 12.3 1.5 40 96 16764 260 34 33.5 5.9 | 211 20 10.0 17.0 41 74 18288 285 33 31.9 -8.5 | 253 9 8.4 2.5 42 70 18660 255 29 28.0 7.5 | 194 19 4.5 18.6 43 67 18898 240 31 26.8 15.5 | 187 27 3.4 26.5 44 64 19202 245 31 28.1 13.1 | 191 25 4.6 24.1 45 50 20720 255 12 11.6 3.1 | 140 18 -11.9 14.2 46 50 20726 255 11 10.6 2.8 | 137 19 -12.9 13.9 47 48 21031 275 11 11.0 -1.0 | 129 16 -12.5 10.1 48 45 21336 240 19 16.5 9.5 | 161 22 -7.0 20.5 49 43 21641 270 13 13.0 -0.0 | 136 15 -10.5 11.0 50 37 22555 215 15 8.6 12.3 | 147 28 -14.9 23.3 51 36 22860 220 17 10.9 13.0 | 152 27 -12.6 24.1 52 34 23165 250 19 17.9 6.5 | 162 18 -5.6 17.5 53 31 23774 250 25 23.5 8.6 | 180 20 0.0 19.6 54 30 23940 260 26 25.6 4.5 | 188 16 2.1 15.6 55 29 24079 270 29 29.0 -0.0 | 207 12 5.5 11.0 56 26 24994 265 26 25.9 2.3 | 190 14 2.4 13.3 57 23 25603 215 27 15.5 22.1 | 166 34 -8.0 33.2 58 20 26570 230 23 17.6 14.8 | 167 26 -5.9 25.8 59 18 27432 250 16 15.0 5.5 | 153 19 -8.5 16.5 60 17 27737 230 17 13.0 10.9 | 155 24 -10.5 22.0 61 16 28042 230 17 13.0 10.9 | 155 24 -10.5 22.0 62 15 28346 250 18 16.9 6.2 | 159 18 -6.6 17.2 63 13 29261 240 19 16.5 9.5 | 161 22 -7.0 20.5 64 13 29566 220 26 16.7 19.9 | 168 32 -6.8 31.0 65 12 29870 220 27 17.4 20.7 | 169 32 -6.1 31.7 66 10 31170 265 34 33.9 3.0 | 217 17 10.4 14.0 Wind Parameters Mean winds (0-6000m): 265.2 at 34.6 knts Storm direction: 295.2 at 26.0 knts Shear (0-3000m) pos: 6.8 neg: 1.9 tot: 8.7 10-3/s Storm rel Dir Shear (0-3000m): 147.5 deg Storm rel helicity (0-3000m) pos: 225.5 neg: -23.4 tot: 202.1 m^2/s^2 ave: 67.4 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 12.2 stream: 6.3 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.14 Bulk Shear: 228.35 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 ------------------------------------------------------------------------------- 500 107 7 113 33| 13.4 0.0 13.4| 83.4 0.0 83.4 166.8 0.69| 14.6 10.1 1000 177 10 131 32| 12.4 0.0 12.4|176.7 -2.4 174.3 174.3 0.78| 14.3 11.2 1500 197 11 137 30| 7.8 0.0 7.8|178.9 -18.5 160.5 107.0 0.56| 12.3 6.8 2000 217 12 142 26| 7.3 0.0 7.3|188.7 -23.4 165.2 82.6 0.46| 11.9 5.5 2500 242 14 149 21| 8.1 0.0 8.1|207.1 -23.4 183.6 73.5 0.51| 12.3 6.3 3000 257 18 157 16| 6.8 1.9 8.7|225.5 -23.4 202.1 67.4 0.52| 12.2 6.3 4000 265 25 188 13| 5.1 3.0 8.0|225.5 -73.1 152.4 38.1 0.33| 11.5 3.9 5000 264 30 204 15| 4.1 2.2 6.3|225.5-122.6 103.0 20.6 0.24| 9.9 2.4 6000 265 35 218 18| 6.0 1.8 7.8|394.8-122.6 272.2 45.4 0.32| 11.0 3.6 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20200329.00.gif