UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for U3415... Searching the city database file for: U3415 ... Date:1200Z 30 OCT 25 Station: U3415 WMO ident: 23415 Latitude: 65.12 Longitude: 57.10 ------------------------------------------------------------------------------- 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 1000 61 3.4 2.3 92 1.1 2.9 160 5 276.5 277.3 276.0 288.8 4.51 1 925 688 -0.3 -2.2 87 1.9 -1.1 180 19 279.0 279.6 276.0 288.8 3.51 2 850 1360 -4.5 -7.0 83 2.5 -5.4 205 19 281.4 281.9 276.2 289.0 2.66 3 750 2336 -10.1 -12.4 83 2.3 -10.8 218 16 285.6 285.9 277.3 291.4 1.96 4 700 2864 -13.9 -16.3 82 2.4 -14.5 225 15 287.1 287.4 277.5 291.7 1.53 5 566 4434 -26.1 -28.7 79 2.6 -26.5 222 11 290.7 290.8 278.0 292.7 0.63 6 555 4576 -25.9 -28.6 78 2.7 -26.3 222 11 292.6 292.7 278.9 294.7 0.65 7 500 5320 -31.9 -34.6 77 2.7 -32.1 220 9 294.1 294.2 279.3 295.5 0.41 8 400 6860 -44.1 -47.1 72 3.0 -44.2 210 15 297.7 297.7 280.5 298.2 0.14 9 358 7599 -48.9 -52.2 68 3.3 -49.0 215 23 300.8 300.8 281.8 301.1 0.09 10 300 8760 -50.3 -54.2 63 3.9 -50.4 215 15 314.5 314.5 287.0 314.8 0.08 11 250 9940 -52.1 -56.9 56 4.8 -52.2 215 15 328.6 328.6 291.4 328.9 0.07 12 244 10097 -52.3 -57.2 55 4.9 -52.4 218 16 330.6 330.6 291.9 330.9 0.07 13 211 11035 -51.7 -57.7 49 6.0 -51.9 234 20 345.6 345.6 295.7 345.9 0.07 14 200 11380 -52.9 -58.9 48 6.0 -53.1 240 21 349.0 349.0 296.5 349.3 0.07 15 150 13230 -54.9 -61.9 42 7.0 -55.1 245 25 375.5 375.5 301.5 375.8 0.06 16 122 14544 -57.9 -64.9 40 7.0 -58.1 250 24 392.9 392.9 304.2 393.1 0.05 17 105 15492 -57.3 -64.3 41 7.0 -57.5 254 23 411.2 411.3 306.7 411.6 0.06 18 100 15800 -58.7 -65.7 40 7.0 -58.9 255 23 414.3 414.3 307.1 414.6 0.06 19 89 16526 -60.9 -67.9 39 7.0 -61.1 260 26 424.0 424.0 308.2 424.2 0.05 20 70 18010 -62.3 -69.3 39 7.0 -62.5 270 31 451.1 451.1 311.0 451.4 0.05 21 61 18861 -62.7 -69.7 38 7.0 -62.9 270 32 468.3 468.3 312.5 468.6 0.05 22 50 20080 -65.7 -73.7 32 8.0 -65.9 270 33 488.7 488.7 314.1 488.9 0.04 23 34 22397 -70.5 -77.5 35 7.0 -70.6 270 38 533.0 533.0 317.1 533.2 0.03 24 30 23140 -70.5 -77.5 35 7.0 -70.6 270 40 552.4 552.5 318.2 552.7 0.03 25 24 24465 -70.5 -78.5 30 8.0 -70.7 588.9 588.9 320.1 589.1 0.04 TRP 358 7599 -48.9 -52.2 68 3.3 -49.0 215 23 300.8 300.8 281.8 301.1 0.09 WND Sounding variables and indices 1000-500 mb thick: 5259.29 m Freezing level: 931.08 mb = 637.14 m = 2090.32 ft Wetbulb zero: 945.58 mb = 510.92 m = 1676.21 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 82.15 % Est. max temperature: 8.28 C = 46.91 F Sfc-Lift cond lev (LCL): 983.04 mb = 198.34 m = 650.71 ft T: 2.59 C 700-500 lapse rate: 7.33 C/km ThetaE index: 0.07 C Layer 925.0- 850.0 mb Conv cond level (CCL): 907.28 mb = 841.76 m = 2761.65 ft Mean mixing ratio: 3.84 g/kg Conv temperature: 6.41 C = 43.54 F Cap Strength: 4.67 C Lifted Index: 5.23 C Risk: None Lifted Index @300 mb: 18.23 C Lifted Index @700 mb: 2.49 C Showalter Index: 5.08 C Risk: None Total Totals Index: 52.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.40 C Cross Totals Index: 24.90 C K Index: 18.00 Risk: < 20 % chance of thunderstorms Sweat Index: 113.00 Risk: None Energy Index: 1.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.92 J/kg Max Up Vert Vel: 4.45 m/s Conv Inhibition (B-): 43186.72 J/kg Cap Strength: 5.17 C Lift Cond Lev (LCL): 926.17 mb = 677.81 m = 2223.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 241 at 10 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 1000 61 160 5 -1.7 4.7 | 89 11 -10.8 -0.2 1 1000 61 160 5 -1.7 4.7 | 89 11 -10.8 -0.2 2 925 688 180 19 0.0 19.0 | 147 17 -9.1 14.1 3 850 1360 205 19 8.0 17.2 | 175 12 -1.0 12.3 4 700 2864 225 15 10.6 10.6 | 195 6 1.5 5.7 5 500 5320 220 9 5.8 6.9 | 121 4 -3.3 2.0 6 400 6860 210 15 7.5 13.0 | 169 8 -1.6 8.1 7 358 7599 215 23 13.2 18.8 | 196 15 4.1 13.9 8 300 8760 215 15 8.6 12.3 | 176 7 -0.5 7.4 9 250 9940 215 15 8.6 12.3 | 176 7 -0.5 7.4 10 200 11380 240 21 18.2 10.5 | 239 11 9.1 5.6 11 150 13230 245 25 22.7 10.6 | 247 15 13.6 5.6 12 100 15800 255 23 22.2 6.0 | 266 13 13.1 1.0 13 70 18010 270 31 31.0 -0.0 | 283 22 21.9 -4.9 14 50 20080 270 33 33.0 -0.0 | 282 24 23.9 -4.9 15 30 23140 270 40 40.0 -0.0 | 279 31 30.9 -4.9 Wind Parameters Mean winds (0-6000m): 211.5 at 13.8 knts Storm direction: 241.5 at 10.3 knts Shear (0-3000m) pos: 2.3 neg: 0.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 102.9 deg Storm rel helicity (0-3000m) pos: 81.1 neg: -0.5 tot: 80.6 m^2/s^2 ave: 26.9 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.99 Bulk Shear: 10.07 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 ------------------------------------------------------------------------------- 500 172 11 118 12| 11.8 0.0 11.8| 35.6 0.0 35.6 71.1 0.92| 11.9 11.0 1000 181 15 138 13| 7.8 0.0 7.8| 62.5 0.0 62.5 62.5 0.90| 9.8 8.8 1500 189 16 149 13| 5.3 0.0 5.3| 75.1 0.0 75.1 50.0 0.88| 8.1 7.1 2000 195 16 157 12| 3.8 0.0 3.8| 78.1 0.0 78.1 39.0 0.84| 6.7 5.6 2500 200 16 162 11| 2.9 0.0 2.9| 80.2 0.0 80.2 32.1 0.80| 5.9 4.7 3000 203 16 165 10| 2.3 0.0 2.3| 81.1 -0.5 80.6 26.9 0.76| 5.2 4.0 4000 208 16 168 9| 1.7 0.3 2.0| 81.1 -3.0 78.1 19.5 0.64| 4.2 2.7 5000 210 15 167 8| 1.4 0.5 1.9| 81.1 -5.4 75.7 15.1 0.53| 3.6 1.9 6000 211 14 165 7| 1.1 0.3 1.4| 83.9 -5.9 78.0 13.0 0.53| 3.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//U3415/skewt/U3415.skewt.20251030.12.gif