UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 19 OCT 25 Station: U3472 WMO ident: 23472 Latitude: 65.78 Longitude: 87.95 ------------------------------------------------------------------------------- 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 1025 41 2.4 -11.6 35 14.0 -1.9 135 1 273.6 273.9 269.9 277.9 1.53 1 1000 241 3.2 -11.8 32 15.0 -1.6 145 25 276.4 276.6 271.6 280.8 1.55 2 993 298 3.6 -12.4 30 16.0 -1.4 150 26 277.3 277.6 272.1 281.6 1.48 3 950 655 1.2 -17.8 23 19.0 -4.0 178 30 278.4 278.6 271.9 281.3 0.99 4 925 870 1.8 -10.2 41 12.0 -2.3 195 33 281.1 281.5 274.9 286.6 1.90 5 918 931 2.0 -10.0 41 12.0 -2.1 195 33 282.0 282.3 275.4 287.6 1.94 6 850 1548 -1.5 -10.5 50 9.0 -4.6 195 31 284.6 284.9 276.9 290.5 2.02 7 824 1795 -2.5 -11.5 50 9.0 -5.4 195 31 286.1 286.4 277.5 291.7 1.92 8 820 1833 -2.5 -11.5 50 9.0 -5.5 195 31 286.5 286.8 277.7 292.2 1.93 9 772 2311 -2.9 -27.9 13 25.0 -8.4 195 32 291.0 291.1 277.9 292.6 0.50 10 768 2352 -2.7 -27.7 13 25.0 -8.3 195 32 291.7 291.7 278.3 293.3 0.51 11 700 3081 -7.1 -20.1 35 13.0 -10.5 195 33 294.6 294.8 280.5 298.1 1.11 12 658 3560 -10.7 -21.7 40 11.0 -13.4 195 35 295.8 296.0 280.9 299.1 1.02 13 606 4187 -14.9 -25.9 39 11.0 -17.1 195 37 298.0 298.2 281.5 300.5 0.76 14 500 5610 -25.7 -35.7 39 10.0 -26.9 195 42 301.7 301.8 282.5 302.9 0.36 15 400 7190 -37.7 -47.7 34 10.0 -38.3 210 36 306.0 306.0 284.0 306.5 0.13 16 300 9110 -52.5 -61.5 33 9.0 -52.7 215 40 311.3 311.4 285.8 311.5 0.03 17 253 10186 -60.3 -68.3 34 8.0 -60.4 220 44 315.3 315.3 287.2 315.4 0.02 18 250 10260 -60.5 -68.5 34 8.0 -60.6 220 44 316.1 316.1 287.5 316.2 0.02 19 212 11275 -65.5 -73.5 32 8.0 -65.5 225 33 323.6 323.6 289.9 323.6 0.01 20 201 11600 -65.5 -73.5 32 8.0 -65.5 220 33 328.6 328.6 291.3 328.6 0.01 21 200 11630 -65.7 -73.7 32 8.0 -65.8 220 33 328.7 328.7 291.3 328.8 0.01 22 189 11978 -62.3 -70.3 33 8.0 -62.4 225 30 339.6 339.6 294.2 339.6 0.02 23 154 13255 -60.3 -68.3 34 8.0 -60.4 243 20 363.4 363.5 299.4 363.6 0.03 24 150 13420 -60.3 -68.3 34 8.0 -60.4 245 19 366.2 366.2 299.9 366.3 0.03 25 100 16100 -61.1 -71.1 25 10.0 -61.3 275 13 409.7 409.7 306.5 409.8 0.03 26 70 18180 -61.7 -73.7 19 12.0 -62.0 280 11 452.4 452.4 311.1 452.5 0.03 27 53 19901 -62.1 -75.1 16 13.0 -62.4 488.9 488.9 314.1 489.1 0.03 TRP 212 11275 -65.5 -73.5 32 8.0 -65.5 225 33 323.6 323.6 289.9 323.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5369.00 m Freezing level: 879.14 mb = 1283.68 m = 4211.48 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 35.89 % Est. max temperature: 12.45 C = 54.42 F Sfc-Lift cond lev (LCL): 823.64 mb = 1798.28 m = 5899.80 ft T: -2.50 C 700-500 lapse rate: 7.35 C/km ThetaE index: 0.24 C Layer 950.0- 925.0 mb Conv cond level (CCL): 550.31 mb = 4900.42 m = 16077.29 ft Mean mixing ratio: 1.38 g/kg Conv temperature: 28.91 C = 84.04 F Cap Strength: 15.58 C Lifted Index: 17.00 C Risk: None Lifted Index @300 mb: 21.13 C Lifted Index @700 mb: 14.38 C Showalter Index: 10.17 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 24.20 C Cross Totals Index: 15.20 C K Index: 0.70 Risk: None Sweat Index: 104.00 Risk: None Energy Index: 2.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.16 J/kg Max Up Vert Vel: 6.35 m/s Conv Inhibition (B-): 29018.73 J/kg Cap Strength: 16.86 C Lift Cond Lev (LCL): 759.82 mb = 2436.61 m = 7994.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 223 at 26 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 1025 41 135 1 -0.7 0.7 | 45 26 -18.2 -18.0 1 1000 241 145 25 -14.3 20.5 | 93 32 -31.8 1.7 2 925 870 195 33 8.5 31.9 | 146 16 -8.9 13.1 3 850 1548 195 31 8.0 29.9 | 140 15 -9.4 11.2 4 700 3081 195 33 8.5 31.9 | 146 16 -8.9 13.1 5 500 5610 195 42 10.9 40.6 | 163 23 -6.6 21.8 6 400 7190 210 36 18.0 31.2 | 182 12 0.5 12.4 7 300 9110 215 40 22.9 32.8 | 201 15 5.5 14.0 8 250 10260 220 44 28.3 33.7 | 216 18 10.8 15.0 9 212 11275 225 33 23.3 23.3 | 232 7 5.9 4.6 10 200 11630 220 33 21.2 25.3 | 210 8 3.7 6.5 11 150 13420 245 19 17.2 8.0 | 1 11 -0.2 -10.7 12 100 16100 275 13 13.0 -1.1 | 13 20 -4.5 -19.9 13 70 18180 280 11 10.8 -1.9 | 18 22 -6.6 -20.6 Wind Parameters Mean winds (0-6000m): 193.0 at 34.1 knts Storm direction: 223.0 at 25.6 knts Shear (0-3000m) pos: 5.5 neg: 0.1 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 100.5 deg Storm rel helicity (0-3000m) pos: 306.0 neg: -5.6 tot: 300.4 m^2/s^2 ave: 100.1 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 7.6 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.32 Bulk Shear: 63.64 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 ------------------------------------------------------------------------------- 500 155 21 91 27| 28.8 0.0 28.8|238.9 0.0 238.9 477.8 0.91| 37.2 33.8 1000 175 26 111 21| 16.5 0.0 16.5|299.9 -0.9 299.0 299.0 0.86| 26.3 22.7 1500 183 28 121 18| 11.0 0.5 11.5|299.9 -5.6 294.3 196.2 0.82| 18.0 14.7 2000 187 29 125 17| 8.2 0.2 8.5|301.9 -5.6 296.3 148.1 0.82| 13.7 11.2 2500 188 30 129 17| 6.6 0.0 6.6|304.0 -5.6 298.3 119.3 0.82| 11.1 9.0 3000 190 30 132 17| 5.5 0.1 5.6|306.0 -5.6 300.4 100.1 0.82| 9.3 7.6 4000 191 31 136 16| 4.1 0.5 4.6|317.1 -5.6 311.4 77.9 0.81| 7.5 6.0 5000 192 33 141 17| 3.3 0.8 4.1|328.4 -5.6 322.8 64.6 0.80| 6.3 5.1 6000 193 34 146 18| 2.6 0.8 3.4|344.1 -5.6 338.5 56.4 0.78| 5.7 4.4 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251019.12.gif