UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 8 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 1020 4 9.0 8.4 96 0.6 8.7 180 7 280.6 281.7 280.9 299.1 6.79 1 1000 167 8.0 5.9 87 2.1 6.9 205 15 281.1 282.1 280.1 297.2 5.82 2 925 807 5.2 3.5 89 1.7 4.4 200 15 284.6 285.5 281.1 299.5 5.32 3 850 1494 2.2 -0.1 85 2.3 1.1 190 17 288.5 289.2 281.8 301.2 4.47 4 730 2708 -4.3 -6.1 87 1.8 -5.0 210 22 294.2 294.8 283.0 304.0 3.32 5 709 2937 -6.3 -8.9 82 2.6 -7.2 213 23 294.4 294.9 282.4 302.7 2.75 6 700 3037 -5.9 -9.2 77 3.3 -7.1 215 23 296.0 296.4 283.1 304.2 2.72 7 683 3229 -5.3 -9.9 70 4.6 -7.0 215 24 298.7 299.2 284.1 306.8 2.64 8 629 3869 -10.1 -16.1 61 6.0 -11.9 213 27 300.3 300.7 283.7 305.8 1.73 9 555 4816 -19.3 -24.3 65 5.0 -20.3 212 31 300.4 300.6 282.8 303.5 0.96 10 542 4993 -18.1 -23.1 65 5.0 -19.2 211 32 303.9 304.1 284.4 307.5 1.10 11 500 5590 -22.1 -26.5 67 4.4 -22.9 210 35 306.1 306.3 284.9 309.0 0.88 12 453 6307 -26.7 -30.6 70 3.9 -27.3 206 35 309.1 309.2 285.8 311.3 0.66 13 400 7190 -34.1 -37.8 69 3.7 -34.5 200 35 310.7 310.7 286.0 312.0 0.37 14 307 8988 -48.3 -51.6 69 3.3 -48.4 186 47 315.2 315.2 287.3 315.6 0.11 15 300 9140 -48.7 -52.0 68 3.3 -48.8 185 48 316.7 316.7 287.8 317.1 0.10 16 282 9545 -50.1 -53.4 68 3.3 -50.2 190 50 320.4 320.4 288.9 320.7 0.09 17 254 10219 -55.7 -58.9 67 3.2 -55.8 199 53 321.8 321.8 289.3 322.0 0.05 18 250 10320 -55.9 -59.1 67 3.2 -56.0 200 54 323.0 323.0 289.7 323.2 0.05 19 229 10876 -58.1 -61.3 67 3.2 -58.2 210 42 327.8 327.8 291.2 328.0 0.04 20 200 11740 -53.3 -56.6 67 3.3 -53.4 225 17 348.4 348.4 296.4 348.7 0.09 21 161 13130 -57.1 -60.1 69 3.0 -57.2 263 17 364.3 364.3 299.6 364.6 0.07 22 150 13580 -55.9 -59.3 66 3.4 -56.0 275 17 373.8 373.8 301.3 374.2 0.09 23 100 16140 -58.1 -61.6 64 3.5 -58.2 330 11 415.5 415.5 307.2 416.0 0.10 24 70 18380 -60.3 -63.9 63 3.6 -60.4 340 13 455.4 455.4 311.4 456.0 0.10 25 50 20460 -61.9 -65.4 63 3.5 -62.1 340 15 497.6 497.6 314.8 498.3 0.12 26 34 22832 -65.1 -68.8 60 3.7 -65.3 344 12 547.2 547.3 318.0 548.0 0.11 27 31 23398 -63.1 -66.9 60 3.8 -63.4 345 11 567.3 567.3 319.0 568.4 0.15 28 30 23600 -63.7 -67.5 60 3.8 -64.0 345 11 571.0 571.0 319.3 572.0 0.14 29 21 25772 -65.9 -69.4 61 3.5 -66.1 336 15 625.7 625.7 321.7 626.9 0.16 30 20 26070 -62.9 -66.7 60 3.8 -63.3 335 15 643.6 643.7 322.5 645.6 0.24 31 18 26721 -61.5 -65.1 62 3.6 -62.0 667.7 667.9 323.4 670.5 0.34 32 17 27074 -63.1 -66.9 60 3.8 -63.6 673.6 673.7 323.6 676.0 0.28 TRP 229 10876 -58.1 -61.3 67 3.2 -58.2 210 42 327.8 327.8 291.2 328.0 0.04 WND Sounding variables and indices 1000-500 mb thick: 5423.00 m Freezing level: 809.38 mb = 1904.84 m = 6249.40 ft Wetbulb zero: 827.90 mb = 1704.11 m = 5590.85 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 76.48 % Est. max temperature: 15.88 C = 60.58 F Sfc-Lift cond lev (LCL): 1010.80 mb = 78.42 m = 257.29 ft T: 8.54 C 700-500 lapse rate: 6.35 C/km ThetaE index: 1.92 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 893.36 mb = 1089.78 m = 3575.34 ft Mean mixing ratio: 5.70 g/kg Conv temperature: 14.67 C = 58.41 F Cap Strength: 7.08 C Lifted Index: 8.00 C Risk: None Lifted Index @300 mb: 13.10 C Lifted Index @700 mb: 4.45 C Showalter Index: 6.01 C Risk: None Total Totals Index: 46.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 22.00 C K Index: 20.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 136.75 Risk: None Energy Index: 1.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.38 J/kg Max Up Vert Vel: 4.98 m/s Conv Inhibition (B-): 45026.09 J/kg Cap Strength: 7.93 C Lift Cond Lev (LCL): 942.91 mb = 649.58 m = 2131.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 238 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 1020 4 180 7 0.0 7.0 | 81 15 -15.1 -2.5 1 1000 167 205 15 6.3 13.6 | 115 10 -8.8 4.1 2 925 807 200 15 5.1 14.1 | 115 11 -10.0 4.6 3 850 1494 190 17 3.0 16.7 | 121 14 -12.2 7.3 4 700 3037 215 23 13.2 18.8 | 168 10 -2.0 9.4 5 500 5590 210 35 17.5 30.3 | 186 21 2.4 20.8 6 400 7190 200 35 12.0 32.9 | 172 24 -3.2 23.4 7 300 9140 185 48 4.2 47.8 | 164 40 -11.0 38.4 8 250 10320 200 54 18.5 50.7 | 185 41 3.3 41.3 9 229 10876 210 42 21.0 36.4 | 192 28 5.9 26.9 10 200 11740 225 17 12.0 12.0 | 129 4 -3.1 2.6 11 150 13580 275 17 16.9 -1.5 | 351 11 1.8 -10.9 12 100 16140 330 11 5.5 -9.5 | 27 21 -9.6 -19.0 13 70 18380 340 13 4.4 -12.2 | 26 24 -10.7 -21.7 14 50 20460 340 15 5.1 -14.1 | 23 26 -10.0 -23.6 15 30 23600 345 11 2.8 -10.6 | 31 24 -12.3 -20.1 16 20 26070 335 15 6.3 -13.6 | 21 25 -8.8 -23.1 Wind Parameters Mean winds (0-6000m): 208.0 at 23.8 knts Storm direction: 238.0 at 17.9 knts Shear (0-3000m) pos: 3.1 neg: 0.7 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 57.3 neg: -0.2 tot: 57.1 m^2/s^2 ave: 19.0 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.88 Bulk Shear: 14.05 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 ------------------------------------------------------------------------------- 500 202 14 108 11| 9.2 0.0 9.2| 24.4 -0.0 24.3 48.7 0.75| 10.2 7.7 1000 201 14 112 11| 4.6 0.8 5.4| 25.8 -0.2 25.6 25.6 0.69| 5.9 4.1 1500 198 15 115 12| 3.1 1.4 4.4| 28.8 -0.2 28.6 19.1 0.63| 4.8 3.0 2000 197 16 118 12| 3.1 1.0 4.1| 38.6 -0.2 38.4 19.2 0.67| 4.4 3.0 2500 199 17 123 12| 3.1 0.8 3.9| 48.0 -0.2 47.9 19.1 0.71| 4.2 3.0 3000 202 18 128 11| 3.1 0.7 3.8| 57.3 -0.2 57.1 19.0 0.74| 4.2 3.1 4000 206 19 140 11| 2.3 0.9 3.2| 64.6 -0.2 64.5 16.1 0.70| 3.7 2.6 5000 207 22 152 11| 1.9 1.2 3.1| 70.6 -0.2 70.4 14.1 0.65| 3.5 2.3 6000 208 24 161 12| 1.5 1.3 2.8| 73.1 -8.0 65.1 10.9 0.55| 3.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251008.00.gif