UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 6 OCT 25 Station: U2271 WMO ident: 22271 Latitude: 67.88 Longitude: 44.13 ------------------------------------------------------------------------------- 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 1021 8 8.0 5.4 84 2.6 6.7 135 11 279.5 280.4 278.9 294.6 5.51 1 1002 163 6.2 1.7 73 4.5 4.1 144 13 279.2 279.9 277.2 291.1 4.31 2 1000 179 6.2 1.6 72 4.6 4.1 145 13 279.4 280.1 277.3 291.2 4.29 3 977 370 7.0 0.0 61 7.0 3.9 157 15 282.0 282.7 278.2 293.0 3.91 4 953 574 6.0 -2.0 56 8.0 2.5 170 17 283.0 283.6 278.0 292.8 3.46 5 925 817 4.4 -2.6 60 7.0 1.4 185 19 283.8 284.4 278.4 293.5 3.41 6 889 1138 2.2 -2.8 69 5.0 0.1 178 20 284.8 285.4 279.0 294.7 3.50 7 879 1229 1.6 -4.4 64 6.0 -0.8 176 20 285.1 285.6 278.6 294.1 3.13 8 855 1452 1.0 -11.0 40 12.0 -3.1 171 21 286.7 287.0 277.9 292.4 1.93 9 850 1499 0.4 -10.6 43 11.0 -3.4 170 21 286.6 286.9 277.9 292.5 2.00 10 823 1758 -0.5 -4.9 72 4.4 -2.3 175 22 288.3 288.8 280.3 297.6 3.22 11 818 1807 -0.7 -5.1 72 4.4 -2.4 176 22 288.6 289.1 280.4 297.9 3.19 12 781 2178 0.8 -4.0 70 4.8 -1.3 183 24 294.0 294.7 283.3 304.8 3.64 13 700 3051 -4.3 -9.3 68 5.0 -6.2 200 27 297.7 298.2 283.8 305.9 2.70 14 644 3702 -7.9 -12.6 69 4.7 -9.5 205 27 300.8 301.2 284.5 307.8 2.25 15 632 3848 -8.9 -13.9 67 5.0 -10.5 206 28 301.3 301.7 284.5 307.8 2.06 16 592 4353 -9.7 -17.7 52 8.0 -12.1 210 28 306.1 306.4 285.8 311.2 1.61 17 571 4630 -11.9 -21.9 43 10.0 -14.5 212 28 306.7 306.9 285.5 310.5 1.16 18 538 5082 -15.7 -23.7 50 8.0 -17.6 216 29 307.4 307.6 285.6 310.9 1.05 19 529 5209 -16.5 -23.5 55 7.0 -18.1 217 29 307.9 308.1 285.9 311.5 1.09 20 500 5630 -18.9 -30.9 34 12.0 -21.1 220 29 310.0 310.1 286.0 312.0 0.58 21 472 6059 -21.3 -38.3 20 17.0 -23.7 228 31 312.2 312.2 286.5 313.2 0.30 22 458 6281 -23.3 -42.3 16 19.0 -25.5 232 31 312.4 312.4 286.4 313.1 0.20 23 400 7260 -30.9 -41.9 33 11.0 -32.0 250 35 314.8 314.9 287.3 315.7 0.24 24 359 8016 -37.1 -47.1 35 10.0 -37.8 252 36 316.4 316.4 287.8 317.0 0.15 25 316 8883 -43.9 -54.9 29 11.0 -44.3 254 37 318.7 318.7 288.4 319.0 0.07 26 300 9230 -46.1 -57.1 28 11.0 -46.4 255 38 320.4 320.4 288.9 320.6 0.06 27 289 9476 -47.9 -58.9 27 11.0 -48.2 254 38 321.3 321.3 289.2 321.4 0.05 28 277 9755 -48.3 -58.3 31 10.0 -48.6 253 37 324.6 324.6 290.2 324.8 0.05 29 250 10420 -53.7 -61.7 37 8.0 -53.9 250 36 326.2 326.2 290.7 326.4 0.04 30 202 11759 -64.1 -71.1 38 7.0 -64.1 255 38 330.3 330.3 291.8 330.4 0.01 31 200 11820 -63.7 -70.7 38 7.0 -63.8 255 36 331.9 331.9 292.2 331.9 0.01 32 178 12544 -58.1 -65.1 40 7.0 -58.2 267 26 352.3 352.3 297.1 352.5 0.03 33 150 13620 -58.3 -66.3 35 8.0 -58.5 285 11 369.6 369.6 300.5 369.8 0.03 34 100 16180 -57.5 -68.5 23 11.0 -57.8 340 7 416.6 416.6 307.3 416.8 0.04 35 77 17815 -60.9 -73.9 16 13.0 -61.2 6 6 441.9 441.9 310.1 442.0 0.02 36 70 18410 -58.9 -72.9 15 14.0 -59.3 15 5 458.4 458.4 311.7 458.5 0.03 37 50 20510 -62.9 -77.9 12 15.0 -63.3 330 11 495.3 495.3 314.6 495.4 0.02 38 43 21437 -64.1 -79.1 11 15.0 -64.5 333 11 514.1 514.1 315.9 514.2 0.02 39 33 23070 -60.9 -76.9 10 16.0 -61.6 338 11 563.1 563.1 318.8 563.3 0.03 40 30 23660 -63.1 -79.1 10 16.0 -63.7 340 11 572.6 572.6 319.3 572.8 0.03 41 27 24306 -64.5 -80.5 9 16.0 -65.0 586.2 586.2 320.0 586.4 0.02 42 22 25562 -63.1 -80.1 8 17.0 -63.9 625.7 625.7 321.7 626.0 0.03 TRP 202 11759 -64.1 -71.1 38 7.0 -64.1 255 38 330.3 330.3 291.8 330.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5451.00 m Freezing level: 838.00 mb = 1614.11 m = 5295.56 ft Freezing level: 800.73 mb = 1980.13 m = 6496.42 ft Freezing level: 768.29 mb = 2315.15 m = 7595.54 ft Wetbulb zero: 888.11 mb = 1146.44 m = 3761.24 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 60.69 % Est. max temperature: 14.17 C = 57.50 F Sfc-Lift cond lev (LCL): 981.25 mb = 334.22 m = 1096.51 ft T: 6.85 C 700-500 lapse rate: 5.66 C/km ThetaE index: 3.46 C Layer 1002.0-1000.0 mb Conv cond level (CCL): 696.50 mb = 3090.16 m = 10138.19 ft Mean mixing ratio: 3.93 g/kg Conv temperature: 26.53 C = 79.76 F Cap Strength: 14.12 C Lifted Index: 15.24 C Risk: None Lifted Index @300 mb: 19.62 C Lifted Index @700 mb: 9.51 C Showalter Index: 15.47 C Risk: None Total Totals Index: 27.60 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 8.30 C K Index: 3.70 Risk: None Sweat Index: 191.76 Risk: None Energy Index: 4.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.95 J/kg Max Up Vert Vel: 6.63 m/s Conv Inhibition (B-): 41302.79 J/kg Cap Strength: 15.18 C Lift Cond Lev (LCL): 881.37 mb = 1207.75 m = 3962.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 229 at 18 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 1021 8 135 11 -7.8 7.8 | 79 22 -21.7 -4.3 1 1000 179 145 13 -7.5 10.6 | 86 21 -21.4 -1.4 2 925 817 185 19 1.7 18.9 | 119 14 -12.3 6.9 3 850 1499 170 21 -3.6 20.7 | 116 20 -17.6 8.6 4 700 3051 200 27 9.2 25.4 | 161 14 -4.7 13.3 5 500 5630 220 29 18.6 22.2 | 205 11 4.7 10.2 6 400 7260 250 35 32.9 12.0 | 270 19 19.0 -0.1 7 300 9230 255 38 36.7 9.8 | 276 23 22.8 -2.2 8 250 10420 250 36 33.8 12.3 | 269 20 19.9 0.3 9 202 11759 255 38 36.7 9.8 | 276 23 22.8 -2.2 10 200 11820 255 36 34.8 9.3 | 277 21 20.9 -2.7 11 150 13620 285 11 10.6 -2.8 | 12 15 -3.3 -14.9 12 100 16180 340 7 2.4 -6.6 | 32 22 -11.5 -18.6 13 70 18410 15 5 -1.3 -4.8 | 42 23 -15.2 -16.9 14 50 20510 330 11 5.5 -9.5 | 21 23 -8.4 -21.6 15 30 23660 340 11 3.8 -10.3 | 24 25 -10.2 -22.4 Wind Parameters Mean winds (0-6000m): 199.1 at 24.5 knts Storm direction: 229.1 at 18.4 knts Shear (0-3000m) pos: 4.5 neg: 0.7 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 80.1 deg Storm rel helicity (0-3000m) pos: 119.8 neg: -3.9 tot: 115.9 m^2/s^2 ave: 38.6 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 4.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.49 Bulk Shear: 44.49 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 ------------------------------------------------------------------------------- 500 152 14 90 20| 8.9 0.0 8.9| 43.5 0.0 43.5 87.1 0.89| 9.2 8.2 1000 169 16 102 17| 7.3 0.0 7.3| 65.2 -0.3 64.9 64.9 0.77| 8.6 6.7 1500 171 17 107 17| 4.9 1.4 6.3| 65.2 -3.9 61.3 40.9 0.59| 7.1 4.2 2000 172 19 111 18| 4.7 1.0 5.7| 83.8 -3.9 80.0 40.0 0.64| 6.4 4.1 2500 176 20 116 17| 4.6 0.8 5.4|102.0 -3.9 98.1 39.2 0.68| 6.1 4.1 3000 180 21 122 16| 4.5 0.7 5.2|119.8 -3.9 115.9 38.6 0.72| 5.9 4.2 4000 187 22 132 15| 3.7 0.5 4.2|132.9 -3.9 129.1 32.3 0.74| 4.9 3.6 5000 193 24 142 14| 3.2 0.4 3.7|144.8 -3.9 140.9 28.2 0.76| 4.3 3.3 6000 199 25 152 13| 3.1 0.3 3.4|163.7 -3.9 159.8 26.6 0.79| 4.2 3.3 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251006.12.gif