UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for U2217... Searching the city database file for: U2217 ... Date:1200Z 17 APR 25 Station: U2217 WMO ident: 22217 Latitude: 67.15 Longitude: 32.35 ------------------------------------------------------------------------------- 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 1013 22 2.2 -0.8 81 3.0 1.0 145 3 274.3 274.9 273.5 284.0 3.56 1 1000 126 0.8 -4.2 69 5.0 -1.0 150 7 274.0 274.4 272.1 281.6 2.80 2 983 264 -0.7 -4.8 74 4.1 -2.2 171 13 273.8 274.2 271.9 281.3 2.72 3 953 513 0.8 -3.0 76 3.8 -0.7 209 24 277.7 278.3 274.9 286.7 3.21 4 926 749 10.0 3.0 62 7.0 6.5 244 35 289.4 290.3 283.0 304.1 5.13 5 925 758 9.8 2.8 62 7.0 6.3 245 35 289.3 290.2 282.9 303.8 5.06 6 908 911 9.0 -1.0 49 10.0 4.4 246 35 290.0 290.7 281.9 301.4 3.91 7 850 1451 4.4 -3.6 56 8.0 1.0 250 35 290.8 291.4 281.7 300.8 3.44 8 733 2641 -3.7 -9.7 63 6.0 -5.9 281 35 294.5 294.9 282.2 302.0 2.50 9 718 2804 -3.3 -7.8 71 4.5 -5.1 285 35 296.7 297.2 283.6 305.6 2.96 10 700 3005 -4.5 -9.4 69 4.9 -6.3 290 35 297.5 298.0 283.7 305.6 2.68 11 652 3561 -7.3 -11.7 71 4.4 -8.8 291 37 300.4 300.9 284.5 307.8 2.39 12 529 5159 -16.5 -31.5 26 15.0 -19.3 294 42 307.9 308.0 285.2 309.7 0.52 13 500 5580 -20.1 -33.1 30 13.0 -22.2 295 44 308.5 308.6 285.4 310.2 0.47 14 423 6795 -29.5 -41.5 30 12.0 -30.7 291 50 311.6 311.7 286.2 312.5 0.24 15 400 7190 -33.7 -44.7 32 11.0 -34.6 290 52 311.2 311.2 286.0 311.8 0.18 16 386 7438 -36.1 -46.1 35 10.0 -36.8 292 53 311.2 311.3 285.9 311.8 0.16 17 327 8569 -43.3 -53.3 32 10.0 -43.7 304 60 316.4 316.5 287.7 316.7 0.08 18 300 9140 -49.1 -59.1 30 10.0 -49.4 310 64 316.1 316.2 287.5 316.3 0.04 19 272 9779 -54.9 -64.9 28 10.0 -55.1 316 69 316.7 316.7 287.7 316.8 0.02 20 270 9826 -53.3 -63.3 29 10.0 -53.5 316 69 319.7 319.7 288.7 319.8 0.03 21 252 10269 -56.9 -66.0 31 9.1 -57.0 320 73 320.8 320.8 289.0 320.8 0.02 22 250 10320 -57.3 -66.3 31 9.0 -57.4 320 71 320.9 320.9 289.0 321.0 0.02 23 246 10422 -58.1 -67.1 31 9.0 -58.2 318 68 321.2 321.2 289.1 321.2 0.02 24 228 10901 -59.9 -68.9 30 9.0 -60.0 310 56 325.5 325.5 290.5 325.5 0.02 25 217 11214 -57.3 -66.3 31 9.0 -57.5 304 53 334.1 334.1 292.9 334.2 0.02 26 202 11667 -58.5 -67.5 30 9.0 -58.6 296 49 339.2 339.2 294.1 339.2 0.02 27 200 11730 -57.9 -66.9 31 9.0 -58.0 295 48 341.1 341.1 294.6 341.2 0.02 28 196 11858 -54.1 -64.1 28 10.0 -54.3 296 48 349.1 349.1 296.5 349.3 0.04 29 178 12473 -54.3 -64.3 28 10.0 -54.5 299 46 358.5 358.5 298.4 358.7 0.04 30 175 12582 -51.3 -62.3 26 11.0 -51.7 300 45 365.2 365.2 299.7 365.4 0.05 31 150 13580 -51.5 -64.5 20 13.0 -52.0 305 42 381.3 381.3 302.5 381.5 0.04 32 115 15300 -51.5 -69.5 10 18.0 -52.1 308 36 411.4 411.4 306.7 411.6 0.03 33 100 16210 -49.5 -69.5 8 20.0 -50.4 310 33 432.1 432.1 309.1 432.3 0.03 34 93 16681 -52.1 -72.1 7 20.0 -52.8 308 31 436.0 436.0 309.5 436.1 0.02 35 74 18167 -48.7 -70.7 6 22.0 -50.0 302 25 472.6 472.6 312.9 472.8 0.04 36 70 18530 -50.5 -72.5 6 22.0 -51.7 300 23 476.3 476.4 313.2 476.5 0.03 37 66 18914 -52.3 -74.3 5 22.0 -53.3 303 22 480.5 480.5 313.5 480.7 0.02 38 50 20730 -49.5 -73.5 4 24.0 -51.2 315 17 526.8 526.8 316.8 527.1 0.04 39 39 22358 -48.3 -72.3 5 24.0 -50.7 317 19 568.7 568.7 319.1 569.0 0.06 40 30 24080 -49.1 -73.1 4 24.0 -51.8 320 21 610.8 610.8 321.1 611.3 0.06 41 20 26740 -49.3 -73.3 4 24.0 -52.8 310 19 685.3 685.3 324.0 686.1 0.09 42 19 27077 -48.9 -72.9 4 24.0 -52.7 696.6 696.7 324.3 697.5 0.11 43 17 27802 -52.3 -75.3 5 23.0 -55.4 708.3 708.3 324.7 709.0 0.08 44 14 29064 -50.1 -74.1 4 24.0 -54.4 756.2 756.2 326.1 757.3 0.12 45 12 30065 -52.9 -75.9 5 23.0 -56.6 780.3 780.4 326.8 781.3 0.11 46 10 31249 -49.9 -73.9 4 24.0 -55.2 833.3 833.4 328.1 835.1 0.17 TRP 228 10901 -59.9 -68.9 30 9.0 -60.0 310 56 325.5 325.5 290.5 325.5 0.02 WND 252 10269 -56.9 -66.0 31 9.1 -57.0 320 73 320.8 320.8 289.0 320.8 0.02 Sounding variables and indices 1000-500 mb thick: 5454.00 m Freezing level: 990.93 mb = 199.58 m = 654.78 ft Freezing level: 969.00 mb = 380.32 m = 1247.76 ft Freezing level: 786.44 mb = 2097.18 m = 6880.43 ft Wetbulb zero: 1006.75 mb = 71.85 m = 235.74 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 56.23 % Est. max temperature: 18.52 C = 65.34 F Sfc-Lift cond lev (LCL): 966.87 mb = 397.11 m = 1302.82 ft T: 0.10 C 700-500 lapse rate: 6.06 C/km ThetaE index: 3.30 C Layer 925.0- 733.0 mb Conv cond level (CCL): 664.00 mb = 3418.00 m = 11213.79 ft Mean mixing ratio: 3.52 g/kg Conv temperature: 27.65 C = 81.77 F Cap Strength: 16.82 C Lifted Index: 16.79 C Risk: None Lifted Index @300 mb: 19.20 C Lifted Index @700 mb: 11.71 C Showalter Index: 8.30 C Risk: None Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 16.50 C K Index: 16.00 Risk: < 20 % chance of thunderstorms Sweat Index: 227.39 Risk: None Energy Index: 1.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 77.25 J/kg Max Up Vert Vel: 12.43 m/s Conv Inhibition (B-): 68119.80 J/kg Cap Strength: 16.84 C Lift Cond Lev (LCL): 894.29 mb = 1035.55 m = 3397.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 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 1013 22 145 3 -1.7 2.5 | 131 30 -22.4 19.6 1 1000 126 150 7 -3.5 6.1 | 134 33 -24.2 23.2 2 925 758 245 35 31.7 14.8 | 199 34 11.0 31.9 3 850 1451 250 35 32.9 12.0 | 203 32 12.2 29.1 4 700 3005 290 35 32.9 -12.0 | 247 13 12.2 5.1 5 500 5580 295 44 39.9 -18.6 | 274 19 19.2 -1.5 6 400 7190 290 52 48.9 -17.8 | 271 28 28.2 -0.7 7 300 9140 310 64 49.0 -41.1 | 310 37 28.3 -24.0 8 252 10269 320 73 46.9 -55.9 | 326 47 26.2 -38.8 9 250 10320 320 71 45.6 -54.4 | 326 45 25.0 -37.3 10 228 10901 310 56 42.9 -36.0 | 310 29 22.2 -18.9 11 200 11730 295 48 43.5 -20.3 | 278 23 22.8 -3.2 12 150 13580 305 42 34.4 -24.1 | 297 15 13.7 -7.0 13 100 16210 310 33 25.3 -21.2 | 312 6 4.6 -4.1 14 70 18530 300 23 19.9 -11.5 | 172 6 -0.8 5.6 15 50 20730 315 17 12.0 -12.0 | 120 10 -8.7 5.1 16 30 24080 320 21 13.5 -16.1 | 98 7 -7.2 1.0 17 20 26740 310 19 14.6 -12.2 | 129 8 -6.1 4.9 Wind Parameters Mean winds (0-6000m): 279.6 at 35.8 knts Storm direction: 309.6 at 26.8 knts Shear (0-3000m) pos: 6.4 neg: 0.0 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 116.2 deg Storm rel helicity (0-3000m) pos: 550.0 neg: 0.0 tot: 550.0 m^2/s^2 ave: 183.3 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 13.2 stream: 10.7 10^-3/s Energy-Hel index: 0.24 Bulk Rich Number: 0.42 Bulk Shear: 184.65 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 ------------------------------------------------------------------------------- 500 194 13 150 35| 24.1 0.0 24.1|239.3 0.0 239.3 478.6 0.85| 29.0 24.6 1000 238 23 177 29| 18.4 0.0 18.4|443.6 0.0 443.6 443.6 0.89| 26.0 23.2 1500 243 27 186 30| 12.3 0.0 12.3|460.8 0.0 460.8 307.2 0.88| 18.4 16.2 2000 248 29 192 29| 9.4 0.0 9.4|498.8 0.0 498.8 249.4 0.85| 15.8 13.5 2500 253 30 198 27| 7.6 0.0 7.6|528.0 0.0 528.0 211.2 0.83| 14.2 11.8 3000 259 31 203 25| 6.4 0.0 6.4|550.0 0.0 550.0 183.3 0.82| 13.2 10.7 4000 268 32 213 22| 5.3 0.0 5.3|561.7 0.0 561.7 140.4 0.82| 10.4 8.5 5000 275 34 223 19| 4.6 0.0 4.6|574.1 0.0 574.1 114.8 0.81| 8.7 7.1 6000 280 36 233 18| 4.0 0.2 4.2|581.3 -1.3 580.1 96.7 0.79| 7.6 6.0 Wrote GIF file: /home/apache/climate/data/raob//U2217/skewt/U2217.skewt.20250417.12.gif