UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061112.upa.cvt Date: 1200Z 11 JUN 25 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 11 JUN 25 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 1009 98 18.6 16.4 87 2.2 17.2 280 2 291.0 293.1 290.0 324.0 11.70 1 1007 112 18.8 16.0 84 2.8 17.0 288 4 291.4 293.4 289.9 323.7 11.42 2 1001 155 19.2 14.3 73 4.9 16.1 311 8 292.3 294.1 289.2 321.5 10.28 3 1000 162 19.4 14.4 73 5.0 16.2 315 9 292.5 294.4 289.3 322.0 10.36 4 998 179 20.4 13.4 64 7.0 16.0 317 9 293.7 295.5 289.2 321.5 9.72 5 993 223 21.2 13.2 60 8.0 16.1 323 10 294.9 296.7 289.6 322.7 9.64 6 986 284 21.6 10.6 50 11.0 14.9 332 12 295.9 297.4 288.6 319.6 8.16 7 983 311 21.6 9.6 46 12.0 14.4 335 12 296.2 297.6 288.2 318.4 7.65 8 968 444 20.8 7.8 43 13.0 13.2 328 10 296.7 297.9 287.7 316.8 6.87 9 954 570 19.8 8.8 49 11.0 13.3 322 9 296.9 298.3 288.3 318.7 7.46 10 946 642 19.0 12.0 64 7.0 14.6 316 8 296.8 298.5 289.9 324.0 9.35 11 925 835 17.4 12.4 72 5.0 14.3 295 11 297.1 298.9 290.5 325.6 9.82 12 923 854 17.2 12.2 72 5.0 14.1 295 11 297.1 298.8 290.3 325.3 9.71 13 883 1230 14.0 10.1 77 3.9 11.6 300 16 297.6 299.2 289.8 323.3 8.82 14 858 1472 12.2 8.7 79 3.5 10.1 300 20 298.1 299.6 289.5 322.3 8.25 15 850 1551 11.8 7.6 75 4.2 9.3 295 23 298.5 299.9 289.1 321.2 7.72 16 830 1750 10.6 5.6 71 5.0 7.8 288 23 299.3 300.5 288.6 319.6 6.88 17 829 1760 10.6 4.6 66 6.0 7.3 288 23 299.4 300.6 288.2 318.4 6.42 18 816 1892 10.6 1.6 54 9.0 5.9 280 23 300.7 301.7 287.6 316.5 5.27 19 798 2077 9.8 0.8 53 9.0 5.1 265 25 301.8 302.7 287.8 317.1 5.08 20 789 2171 9.4 1.4 57 8.0 5.2 259 25 302.4 303.4 288.3 318.6 5.37 21 761 2470 6.4 1.4 70 5.0 3.8 255 26 302.3 303.3 288.4 319.0 5.57 22 753 2556 5.6 3.0 83 2.6 4.2 257 27 302.3 303.5 289.1 321.2 6.32 23 742 2677 5.4 1.2 74 4.2 3.2 259 29 303.4 304.4 288.9 320.4 5.63 24 739 2710 5.2 0.7 73 4.5 2.9 259 29 303.5 304.5 288.8 320.0 5.45 25 724 2877 3.6 0.1 78 3.5 1.8 262 32 303.5 304.5 288.6 319.7 5.33 26 703 3115 2.0 -1.9 75 3.9 0.1 265 34 304.3 305.2 288.3 318.8 4.73 27 702 3127 2.0 -2.3 73 4.3 -0.1 265 33 304.5 305.3 288.2 318.5 4.60 28 700 3150 2.2 -4.8 60 7.0 -1.0 265 33 304.9 305.6 287.6 316.7 3.82 29 696 3196 2.2 -6.8 51 9.0 -1.7 265 33 305.4 306.0 287.3 315.7 3.30 30 691 3254 2.0 -4.0 64 6.0 -0.8 266 32 305.8 306.6 288.3 318.5 4.12 31 687 3301 1.8 -6.2 55 8.0 -1.7 266 32 306.1 306.8 287.8 317.0 3.50 32 682 3360 2.2 -13.8 29 16.0 -3.7 267 31 307.2 307.6 286.5 313.4 1.93 33 674 3455 3.2 -24.8 11 28.0 -5.0 268 31 309.4 309.5 286.0 311.9 0.76 34 661 3613 2.4 -18.6 19 21.0 -4.7 269 29 310.2 310.4 286.9 314.6 1.33 35 648 3773 1.6 -25.4 11 27.0 -6.2 267 30 311.0 311.2 286.6 313.6 0.75 36 640 3873 1.0 -21.0 18 22.0 -6.0 265 32 311.5 311.7 287.2 315.2 1.12 37 634 3949 1.6 -22.4 15 24.0 -5.9 263 33 313.0 313.2 287.5 316.4 1.00 38 626 4051 0.8 -18.2 23 19.0 -5.7 261 34 313.2 313.5 288.1 318.1 1.46 39 619 4141 0.8 -28.2 9 29.0 -7.1 258 35 314.2 314.3 287.5 316.3 0.61 40 603 4351 -0.3 -24.3 14 24.0 -7.4 254 37 315.3 315.5 288.2 318.4 0.89 41 576 4715 -3.3 -25.3 16 22.0 -9.5 256 38 316.0 316.1 288.4 318.9 0.85 42 554 5022 -4.7 -24.7 19 20.0 -10.4 261 38 317.8 318.0 289.0 321.1 0.93 43 518 5547 -8.9 -28.9 18 20.0 -13.7 261 40 318.9 319.1 289.2 321.3 0.68 44 514 5607 -8.9 -30.9 15 22.0 -14.0 262 41 319.7 319.8 289.3 321.7 0.57 45 500 5820 -9.7 -38.7 7 29.0 -15.2 265 39 321.2 321.3 289.4 322.2 0.27 46 498 5851 -9.7 -40.7 6 31.0 -15.3 265 39 321.6 321.6 289.5 322.4 0.22 47 481 6118 -11.3 -40.3 7 29.0 -16.4 265 35 322.8 322.9 289.9 323.7 0.24 48 469 6311 -12.9 -44.9 5 32.0 -17.8 265 34 323.2 323.2 289.9 323.7 0.15 49 400 7500 -22.3 -49.3 7 27.0 -25.2 265 35 326.0 326.0 290.7 326.4 0.11 50 375 7971 -26.5 -50.5 9 24.0 -28.7 263 36 326.5 326.5 290.8 326.9 0.10 51 300 9550 -37.5 -61.5 6 24.0 -38.6 245 46 332.5 332.5 292.4 332.6 0.03 52 296 9642 -38.1 -62.1 6 24.0 -39.2 244 47 332.9 332.9 292.6 333.1 0.03 53 269 10292 -43.7 -63.7 9 20.0 -44.3 243 51 334.0 334.0 292.8 334.1 0.03 54 255 10648 -45.7 -67.7 7 22.0 -46.3 248 50 336.2 336.2 293.4 336.3 0.02 55 250 10780 -45.9 -65.9 9 20.0 -46.4 250 49 337.8 337.8 293.8 337.9 0.02 56 247 10860 -45.9 -66.9 8 21.0 -46.5 251 49 339.0 339.0 294.1 339.1 0.02 57 200 12240 -54.1 -73.1 8 19.0 -54.4 260 44 347.1 347.1 296.0 347.1 0.01 58 150 14060 -59.5 -82.5 4 23.0 -59.7 270 32 367.6 367.6 300.1 367.6 0.00 59 123 15286 -64.3 -85.3 4 21.0 -64.4 250 33 380.3 380.3 302.3 380.3 0.00 60 100 16550 -64.3 -87.3 3 23.0 -64.5 225 27 403.5 403.5 305.7 403.5 0.00 61 96 16799 -65.5 -87.5 3 22.0 -65.7 227 28 405.9 405.9 306.0 405.9 0.00 62 87 17403 -61.7 -86.7 2 25.0 -62.0 281 31 425.1 425.1 308.3 425.1 0.00 63 80 17921 -62.9 -87.9 2 25.0 -63.1 232 18 433.0 433.0 309.1 433.0 0.00 64 70 18750 -59.5 -86.5 2 27.0 -59.9 255 11 457.1 457.1 311.5 457.1 0.00 65 65 19214 -58.7 -86.7 2 28.0 -59.2 258 10 468.6 468.6 312.5 468.6 0.00 66 62 19510 -60.1 -87.1 2 27.0 -60.6 318 5 471.9 471.9 312.8 471.9 0.00 67 53 20493 -57.9 -85.9 2 28.0 -58.6 112 9 498.7 498.7 314.8 498.7 0.00 68 50 20860 -58.3 -86.3 2 28.0 -59.0 120 5 506.1 506.1 315.4 506.1 0.00 69 47 21247 -59.3 -87.3 1 28.0 -60.0 108 6 512.7 512.7 315.8 512.8 0.00 70 45 21520 -57.5 -86.5 1 29.0 -58.3 140 9 523.5 523.5 316.5 523.5 0.00 71 36 22934 -54.9 -84.9 1 30.0 -56.3 89 13 564.7 564.7 318.9 564.8 0.01 72 30 24100 -53.7 -84.7 1 31.0 -55.5 105 13 598.2 598.2 320.5 598.3 0.01 73 25 25281 -51.1 -83.1 1 32.0 -53.8 68 13 637.7 637.7 322.2 637.8 0.02 74 24 25546 -51.7 -83.7 1 32.0 -54.3 75 16 643.5 643.5 322.4 643.6 0.01 75 22 26114 -49.3 -82.3 1 33.0 -52.7 78 16 666.8 666.9 323.3 667.0 0.02 76 20 26740 -49.3 -82.3 1 33.0 -53.0 80 14 685.3 685.3 324.0 685.4 0.02 77 13 29583 -47.3 -82.3 1 35.0 -53.0 80 25 782.0 782.1 326.8 782.4 0.04 78 12 30121 -41.5 -79.5 1 38.0 -50.1 104 28 820.7 820.7 327.7 821.3 0.06 79 11 30713 -40.9 -78.9 1 38.0 -50.3 105 31 843.6 843.6 328.2 844.3 0.07 80 10 31360 -42.3 -80.3 1 38.0 -51.3 105 34 861.6 861.7 328.7 862.3 0.06 81 8.1 32782 -41.3 -80.3 1 39.0 -51.8 84 35 919.1 919.2 329.8 920.0 0.08 82 7.0 33780 -36.3 -78.3 1 42.0 -50.5 70 36 979.0 979.1 330.8 980.4 0.12 83 6.8 33982 -35.1 -77.1 1 42.0 -50.3 992.1 992.2 331.1 994.0 0.16 TRP 123 15286 -64.3 -85.3 4 21.0 -64.4 250 33 380.3 380.3 302.3 380.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5658.00 m Freezing level: 607.36 mb = 4293.62 m = 14086.51 ft Wetbulb zero: 702.39 mb = 3122.49 m = 10244.25 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 44.36 % Est. max temperature: 25.72 C = 78.29 F Sfc-Lift cond lev (LCL): 976.80 mb = 365.42 m = 1198.88 ft T: 21.27 C 700-500 lapse rate: 4.46 C/km ThetaE index: 9.08 C Layer 923.0- 798.0 mb Conv cond level (CCL): 778.28 mb = 2284.34 m = 7494.45 ft Mean mixing ratio: 8.84 g/kg Conv temperature: 29.96 C = 85.92 F Cap Strength: 5.54 C Lifted Index: 5.75 C Risk: None Lifted Index @300 mb: 8.18 C Lifted Index @700 mb: 1.07 C Showalter Index: 6.04 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 17.30 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 176.20 Risk: None Energy Index: 0.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.11 J/kg Max Up Vert Vel: 5.50 m/s Conv Inhibition (B-): 59743.71 J/kg Cap Strength: 5.68 C Lift Cond Lev (LCL): 850.88 mb = 1542.34 m = 5060.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 21 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 1009 98 280 2 2.0 -0.3 | 118 19 -17.0 9.2 1 1000 162 315 9 6.4 -6.4 | 104 13 -12.6 3.2 2 984 305 335 12 5.1 -10.9 | 84 14 -13.9 -1.4 3 949 610 320 8 5.1 -6.1 | 104 14 -13.8 3.4 4 925 835 295 11 10.0 -4.6 | 118 10 -9.0 4.9 5 916 914 295 12 10.9 -5.1 | 119 9 -8.1 4.4 6 884 1219 300 16 13.9 -8.0 | 107 5 -5.1 1.5 7 853 1524 300 21 18.2 -10.5 | 38 1 -0.8 -1.0 8 850 1551 295 23 20.8 -9.7 | 276 2 1.9 -0.2 9 822 1829 285 23 22.2 -6.0 | 222 5 3.3 3.6 10 792 2134 260 25 24.6 4.3 | 202 15 5.7 13.9 11 763 2438 255 26 25.1 6.7 | 201 17 6.2 16.2 12 735 2743 260 30 29.5 5.2 | 216 18 10.6 14.7 13 709 3048 265 35 34.9 3.1 | 232 20 15.9 12.6 14 700 3150 265 33 32.9 2.9 | 228 19 13.9 12.4 15 657 3658 270 29 29.0 -0.0 | 227 14 10.0 9.5 16 608 4267 255 37 35.7 9.6 | 221 25 16.8 19.1 17 585 4572 250 38 35.7 13.0 | 217 28 16.7 22.5 18 563 4877 265 38 37.9 3.3 | 236 23 18.9 12.8 19 542 5182 255 38 36.7 9.8 | 223 26 17.7 19.4 20 502 5791 265 42 41.8 3.7 | 240 26 22.9 13.2 21 500 5820 265 39 38.9 3.4 | 237 24 19.9 12.9 22 482 6096 265 35 34.9 3.1 | 232 20 15.9 12.6 23 427 7010 265 32 31.9 2.8 | 226 18 12.9 12.3 24 400 7500 265 35 34.9 3.1 | 232 20 15.9 12.6 25 393 7620 265 35 34.9 3.1 | 232 20 15.9 12.6 26 318 9144 255 39 37.7 10.1 | 224 27 18.7 19.6 27 300 9550 245 46 41.7 19.4 | 218 37 22.7 29.0 28 278 10058 240 52 45.0 26.0 | 216 44 26.1 35.5 29 250 10780 250 49 46.0 16.8 | 226 38 27.1 26.3 30 200 12240 260 44 43.3 7.6 | 235 30 24.4 17.2 31 183 12802 275 35 34.9 -3.1 | 248 17 15.9 6.5 32 174 13106 250 31 29.1 10.6 | 207 23 10.2 20.1 33 158 13716 265 38 37.9 3.3 | 236 23 18.9 12.8 34 151 14021 255 31 29.9 8.0 | 212 21 11.0 17.5 35 150 14060 270 32 32.0 -0.0 | 234 16 13.0 9.5 36 130 14935 270 27 27.0 -0.0 | 220 12 8.0 9.5 37 124 15240 250 26 24.4 8.9 | 197 19 5.5 18.4 38 123 15286 250 33 31.0 11.3 | 210 24 12.1 20.8 39 112 15850 260 29 28.6 5.0 | 213 17 9.6 14.6 40 100 16550 225 27 19.1 19.1 | 180 29 0.1 28.6 41 97 16764 225 27 19.1 19.1 | 180 29 0.1 28.6 42 92 17069 240 35 30.3 17.5 | 203 29 11.4 27.0 43 88 17374 280 33 32.5 -5.7 | 254 14 13.5 3.8 44 83 17678 285 16 15.5 -4.1 | 147 6 -3.5 5.4 45 79 17983 220 19 12.2 14.6 | 164 25 -6.7 24.1 46 75 18288 265 17 16.9 1.5 | 170 11 -2.0 11.0 47 72 18593 265 10 10.0 0.9 | 139 14 -9.0 10.4 48 70 18750 255 11 10.6 2.8 | 146 15 -8.3 12.4 49 68 18898 245 11 10.0 4.6 | 148 17 -9.0 14.2 50 65 19202 255 10 9.7 2.6 | 142 15 -9.3 12.1 51 59 19812 20 1 -0.3 -0.9 | 114 21 -19.3 8.6 52 54 20422 110 10 -9.4 3.4 | 115 31 -28.4 12.9 53 50 20860 120 5 -4.3 2.5 | 117 26 -23.3 12.0 54 46 21336 105 6 -5.8 1.6 | 114 27 -24.8 11.1 55 44 21641 160 10 -3.4 9.4 | 130 29 -22.4 18.9 56 42 21946 335 10 4.2 -9.1 | 92 15 -14.7 0.5 57 40 22250 80 10 -9.8 -1.7 | 105 30 -28.8 7.8 58 33 23470 95 15 -14.9 1.3 | 108 36 -33.9 10.8 59 32 23774 110 14 -13.2 4.8 | 114 35 -32.1 14.3 60 30 24079 75 13 -12.6 -3.4 | 101 32 -31.5 6.2 61 30 24100 105 13 -12.6 3.4 | 112 34 -31.5 12.9 62 29 24384 110 15 -14.1 5.1 | 114 36 -33.1 14.6 63 27 24689 100 10 -9.8 1.7 | 111 31 -28.8 11.3 64 26 24994 60 10 -8.7 -5.0 | 99 28 -27.6 4.5 65 23 25908 85 19 -18.9 -1.7 | 102 39 -37.9 7.9 66 22 26213 75 14 -13.5 -3.6 | 100 33 -32.5 5.9 67 21 26518 35 10 -5.7 -8.2 | 93 25 -24.7 1.3 68 20 26740 80 14 -13.8 -2.4 | 102 34 -32.7 7.1 69 19 27127 80 15 -14.8 -2.6 | 102 34 -33.7 6.9 70 18 27432 70 13 -12.2 -4.4 | 99 32 -31.2 5.1 71 17 27737 30 16 -8.0 -13.9 | 81 27 -27.0 -4.3 72 16 28042 30 19 -9.5 -16.5 | 76 29 -28.5 -6.9 73 16 28346 70 22 -20.7 -7.5 | 93 40 -39.6 2.0 74 15 28651 85 20 -19.9 -1.7 | 101 40 -38.9 7.8 75 14 29261 65 23 -20.8 -9.7 | 90 40 -39.8 -0.2 76 12 30175 105 28 -27.0 7.2 | 110 49 -46.0 16.8 77 10 31360 105 34 -32.8 8.8 | 109 55 -51.8 18.3 78 7 33780 70 36 -33.8 -12.3 | 87 53 -52.8 -2.8 Wind Parameters Mean winds (0-6000m): 266.7 at 28.3 knts Storm direction: 296.7 at 21.2 knts Shear (0-3000m) pos: 2.3 neg: 4.4 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 111.7 deg Storm rel helicity (0-3000m) pos: 70.6 neg: -49.3 tot: 21.3 m^2/s^2 ave: 7.1 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 10.6 stream: -1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 82.18 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 ------------------------------------------------------------------------------- 500 327 10 97 14| 7.0 0.0 7.0| 15.7 -32.9 -17.2 -34.5 -0.27| 16.6 -4.4 1000 312 10 103 12| 3.5 3.9 7.4| 25.3 -34.3 -9.0 -9.0 -0.08| 12.6 -1.0 1500 306 13 103 9| 2.3 5.6 7.9| 25.3 -37.3 -12.0 -8.0 -0.27| 12.3 -3.3 2000 296 16 118 6| 1.7 5.5 7.3| 25.3 -46.0 -20.7 -10.3 -0.30| 12.5 -3.8 2500 285 18 161 5| 1.4 5.2 6.6| 36.1 -49.3 -13.2 -5.3 -0.24| 11.2 -2.7 3000 278 20 188 7| 2.3 4.4 6.6| 70.6 -49.3 21.3 7.1 -0.10| 10.6 -1.0 4000 274 23 207 9| 1.6 4.2 5.9| 70.6 -59.4 11.2 2.8 -0.11| 9.7 -1.1 5000 268 26 215 12| 1.8 3.9 5.6|120.9-100.2 20.7 4.1 -0.07| 9.7 -0.7 6000 267 28 220 15| 1.8 3.2 5.0|173.0-127.9 45.2 7.5 -0.03| 9.4 -0.3 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20250611.12.gif