UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 9 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 1008 6 9.6 8.5 93 1.1 9.0 200 15 282.1 283.3 281.8 301.1 6.92 1 1000 72 8.4 5.9 84 2.5 7.1 205 19 281.5 282.5 280.3 297.6 5.82 2 991 147 7.8 5.4 85 2.4 6.6 210 19 281.7 282.7 280.1 297.3 5.67 3 925 714 6.2 4.1 86 2.1 5.1 245 23 285.6 286.6 281.8 301.2 5.55 4 916 794 6.2 4.2 87 2.0 5.2 246 23 286.4 287.4 282.3 302.4 5.64 5 869 1224 2.6 0.4 85 2.2 1.6 249 24 287.0 287.8 281.3 299.9 4.53 6 850 1403 2.2 -0.8 81 3.0 0.8 250 25 288.5 289.2 281.6 300.6 4.24 7 799 1902 0.8 -5.2 64 6.0 -1.7 245 28 292.1 292.7 282.0 301.7 3.25 8 764 2260 -2.9 -7.6 70 4.7 -4.7 242 29 291.9 292.4 281.4 300.2 2.82 9 700 2952 -4.5 -6.7 85 2.2 -5.4 235 33 297.5 298.1 284.4 307.5 3.30 10 661 3402 -6.3 -8.2 86 1.9 -7.0 235 35 300.4 301.0 285.3 309.9 3.12 11 657 3450 -6.1 -8.1 86 2.0 -6.9 235 35 301.1 301.7 285.6 310.8 3.16 12 500 5530 -20.5 -23.3 78 2.8 -21.1 235 42 308.0 308.3 286.0 311.9 1.17 13 485 5756 -20.7 -24.0 75 3.3 -21.4 234 43 310.5 310.7 286.8 314.3 1.13 14 422 6769 -28.9 -34.9 56 6.0 -29.7 227 48 312.6 312.7 286.8 314.2 0.47 15 400 7150 -31.7 -38.7 50 7.0 -32.4 225 50 313.8 313.9 287.1 315.0 0.34 16 336 8356 -41.5 -48.5 47 7.0 -41.9 225 51 316.4 316.5 287.8 317.0 0.14 17 316 8767 -46.1 -53.1 45 7.0 -46.4 225 52 315.7 315.7 287.4 316.0 0.09 18 300 9110 -48.7 -55.7 44 7.0 -48.9 225 52 316.7 316.7 287.8 317.0 0.07 19 250 10280 -57.9 -64.9 40 7.0 -58.0 235 48 320.0 320.0 288.8 320.1 0.02 20 238 10590 -59.7 -66.7 40 7.0 -59.8 230 46 321.8 321.8 289.3 321.9 0.02 21 211 11355 -54.5 -61.5 42 7.0 -54.6 237 39 341.2 341.2 294.7 341.4 0.05 22 200 11700 -53.9 -60.9 42 7.0 -54.1 240 36 347.4 347.4 296.1 347.6 0.05 23 167 12854 -53.5 -61.5 37 8.0 -53.8 246 25 366.5 366.5 299.9 366.7 0.06 24 150 13540 -55.1 -64.1 32 9.0 -55.4 250 19 375.1 375.2 301.5 375.4 0.05 25 122 14850 -59.1 -69.1 26 10.0 -59.3 260 15 390.7 390.7 303.9 390.8 0.03 26 115 15224 -55.9 -66.9 24 11.0 -56.2 263 14 403.3 403.3 305.7 403.5 0.04 27 100 16110 -57.9 -68.9 23 11.0 -58.2 270 11 415.9 415.9 307.3 416.0 0.04 28 78 17666 -60.7 -72.7 19 12.0 -61.0 284 8 440.7 440.7 310.0 440.8 0.03 29 70 18340 -59.9 -72.9 17 13.0 -60.3 290 7 456.2 456.2 311.4 456.4 0.03 30 64 18902 -58.5 -71.5 17 13.0 -59.0 301 8 471.2 471.2 312.7 471.4 0.04 31 50 20440 -62.7 -75.7 16 13.0 -63.0 330 11 495.7 495.7 314.7 495.9 0.03 32 49 20565 -62.9 -75.9 16 13.0 -63.3 330 11 498.1 498.1 314.8 498.3 0.03 33 30 23590 -63.1 -76.1 16 13.0 -63.7 330 13 572.6 572.6 319.3 572.9 0.04 34 23 25228 -62.3 -75.3 16 13.0 -63.1 620.2 620.2 321.5 620.6 0.06 TRP 238 10590 -59.7 -66.7 40 7.0 -59.8 230 46 321.8 321.8 289.3 321.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5458.00 m Freezing level: 791.43 mb = 1979.42 m = 6494.08 ft Wetbulb zero: 833.00 mb = 1565.99 m = 5137.69 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 80.78 % Est. max temperature: 15.36 C = 59.65 F Sfc-Lift cond lev (LCL): 991.43 mb = 143.17 m = 469.70 ft T: 7.83 C 700-500 lapse rate: 6.21 C/km ThetaE index: 3.78 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 883.87 mb = 1085.56 m = 3561.49 ft Mean mixing ratio: 5.67 g/kg Conv temperature: 14.36 C = 57.85 F Cap Strength: 7.01 C Lifted Index: 8.72 C Risk: None Lifted Index @300 mb: 12.22 C Lifted Index @700 mb: 5.15 C Showalter Index: 8.02 C Risk: None Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.70 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 92.00 Risk: None Energy Index: 2.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.48 J/kg Max Up Vert Vel: 5.19 m/s Conv Inhibition (B-): 43349.30 J/kg Cap Strength: 8.66 C Lift Cond Lev (LCL): 925.07 mb = 713.38 m = 2340.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 at 24 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 1008 6 200 15 5.1 14.1 | 124 23 -19.1 12.7 1 1000 72 205 19 8.0 17.2 | 134 23 -16.2 15.8 2 925 714 245 23 20.8 9.7 | 158 9 -3.4 8.3 3 850 1403 250 25 23.5 8.6 | 174 7 -0.8 7.1 4 700 2952 235 33 27.0 18.9 | 189 18 2.8 17.5 5 500 5530 235 42 34.4 24.1 | 204 25 10.2 22.7 6 400 7150 225 50 35.4 35.4 | 198 36 11.1 33.9 7 300 9110 225 52 36.8 36.8 | 200 38 12.5 35.4 8 250 10280 235 48 39.3 27.5 | 210 30 15.1 26.1 9 238 10590 230 46 35.2 29.6 | 201 30 11.0 28.2 10 200 11700 240 36 31.2 18.0 | 203 18 6.9 16.6 11 150 13540 250 19 17.9 6.5 | 129 8 -6.4 5.1 12 100 16110 270 11 11.0 -0.0 | 84 13 -13.2 -1.4 13 70 18340 290 7 6.6 -2.4 | 78 18 -17.7 -3.8 14 50 20440 330 11 5.5 -9.5 | 60 22 -18.7 -10.9 15 30 23590 330 13 6.5 -11.3 | 54 22 -17.7 -12.7 Wind Parameters Mean winds (0-6000m): 236.7 at 32.4 knts Storm direction: 266.7 at 24.3 knts Shear (0-3000m) pos: 3.3 neg: 1.8 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 65.9 deg Storm rel helicity (0-3000m) pos: 65.6 neg: 0.0 tot: 65.6 m^2/s^2 ave: 21.9 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.45 Bulk Shear: 30.03 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 ------------------------------------------------------------------------------- 500 218 20 140 19| 12.4 0.0 12.4| 48.3 0.0 48.3 96.7 0.64| 14.4 9.2 1000 232 21 148 14| 9.0 0.0 9.0| 55.6 0.0 55.6 55.6 0.57| 10.5 6.0 1500 238 22 154 12| 6.6 0.0 6.6| 59.1 0.0 59.1 39.4 0.59| 7.8 4.6 2000 241 24 160 11| 5.0 0.9 5.9| 62.4 0.0 62.4 31.2 0.56| 6.7 3.8 2500 241 25 166 11| 4.0 1.4 5.4| 64.5 0.0 64.5 25.8 0.52| 6.1 3.2 3000 240 26 171 12| 3.3 1.8 5.1| 65.6 0.0 65.6 21.9 0.47| 5.7 2.7 4000 238 28 179 13| 2.5 1.7 4.2| 77.4 0.0 77.4 19.3 0.49| 4.7 2.3 5000 237 30 185 15| 2.0 1.7 3.7| 89.2 0.0 89.2 17.8 0.50| 4.1 2.1 6000 237 32 190 17| 1.7 1.8 3.5| 95.0 -4.8 90.2 15.0 0.45| 3.9 1.7 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251009.12.gif