UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 21 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 1021 41 0.0 -4.3 73 4.3 -1.6 180 13 271.5 272.0 270.5 278.9 2.72 1 1000 207 -0.9 -6.9 64 6.0 -2.9 175 17 272.2 272.6 270.2 278.5 2.27 2 925 825 -4.5 -9.5 68 5.0 -6.1 205 31 274.7 275.0 271.3 280.3 2.01 3 866 1340 -7.9 -11.6 75 3.7 -8.9 228 26 276.4 276.7 272.1 281.5 1.81 4 850 1485 -6.9 -9.6 81 2.7 -7.8 235 25 278.9 279.3 274.0 285.1 2.17 5 776 2189 -11.7 -13.9 84 2.2 -12.3 235 26 281.1 281.4 274.6 286.0 1.68 6 767 2279 -11.3 -13.4 84 2.1 -11.9 235 26 282.5 282.8 275.5 287.6 1.77 7 721 2750 -14.3 -17.6 76 3.3 -15.1 235 27 284.2 284.5 275.7 288.2 1.33 8 700 2974 -15.7 -18.5 79 2.8 -16.3 235 27 285.1 285.3 276.1 288.9 1.27 9 616 3925 -21.3 -25.8 67 4.5 -22.1 233 29 289.3 289.4 277.5 291.7 0.76 10 549 4763 -27.1 -37.1 38 10.0 -28.1 231 31 292.1 292.1 278.2 293.0 0.29 11 524 5097 -28.7 -38.7 38 10.0 -29.6 231 32 294.1 294.1 279.0 294.9 0.26 12 500 5430 -31.3 -40.3 41 9.0 -32.0 230 33 294.9 294.9 279.4 295.6 0.23 13 400 6980 -42.5 -50.5 41 8.0 -42.8 220 33 299.8 299.8 281.4 300.1 0.09 14 354 7792 -48.5 -55.5 44 7.0 -48.7 218 36 302.3 302.3 282.4 302.6 0.06 15 339 8075 -50.9 -56.9 49 6.0 -51.0 217 37 302.8 302.8 282.6 303.0 0.05 16 300 8860 -55.9 -61.9 47 6.0 -56.0 215 40 306.6 306.6 284.1 306.7 0.03 17 271 9503 -59.7 -65.7 45 6.0 -59.7 215 44 310.1 310.1 285.4 310.2 0.02 18 259 9787 -59.7 -65.7 45 6.0 -59.7 218 40 314.1 314.1 286.8 314.2 0.02 19 250 10010 -56.7 -62.7 47 6.0 -56.8 220 36 321.8 321.8 289.3 321.9 0.03 20 223 10739 -53.1 -59.1 48 6.0 -53.2 217 31 338.0 338.0 293.9 338.2 0.06 21 200 11440 -52.7 -59.7 42 7.0 -52.9 215 27 349.3 349.3 296.5 349.6 0.06 22 150 13300 -53.5 -63.5 28 10.0 -53.8 225 19 377.9 377.9 301.9 378.1 0.05 23 127 14364 -55.1 -66.1 24 11.0 -55.4 239 12 393.4 393.4 304.3 393.6 0.04 24 100 15880 -57.1 -70.1 18 13.0 -57.5 260 3 417.4 417.4 307.4 417.6 0.03 25 70 18130 -59.3 -73.3 15 14.0 -59.7 290 5 457.5 457.5 311.5 457.7 0.03 26 55 19636 -60.9 -75.9 12 15.0 -61.3 283 12 486.5 486.5 314.0 486.7 0.02 27 50 20230 -60.3 -75.3 12 15.0 -60.8 280 15 501.4 501.4 315.1 501.6 0.03 28 30 23410 -60.1 -76.1 11 16.0 -60.9 280 21 580.8 580.8 319.7 581.1 0.04 29 20 25930 -59.7 -76.7 9 17.0 -60.9 285 21 653.4 653.5 322.8 653.9 0.06 30 19 26251 -58.7 -75.7 9 17.0 -60.2 666.2 666.2 323.3 666.8 0.07 31 16 27334 -57.5 -75.5 8 18.0 -59.4 703.7 703.7 324.6 704.4 0.08 TRP 271 9503 -59.7 -65.7 45 6.0 -59.7 215 44 310.1 310.1 285.4 310.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5223.00 m Freezing level: 1021.00 mb = 41.00 m = 134.50 ft Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 66.44 % Est. max temperature: 4.74 C = 40.54 F Sfc-Lift cond lev (LCL): 954.65 mb = 574.88 m = 1886.06 ft T: -3.04 C 700-500 lapse rate: 6.35 C/km ThetaE index: 0.42 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 798.69 mb = 1966.35 m = 6451.22 ft Mean mixing ratio: 2.21 g/kg Conv temperature: 8.95 C = 48.11 F Cap Strength: 12.76 C Lifted Index: 13.15 C Risk: None Lifted Index @300 mb: 19.31 C Lifted Index @700 mb: 7.48 C Showalter Index: 8.64 C Risk: None Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 21.70 C K Index: 12.00 Risk: None Sweat Index: 83.00 Risk: None Energy Index: 2.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.92 J/kg Max Up Vert Vel: 3.98 m/s Conv Inhibition (B-): 54433.24 J/kg Cap Strength: 13.15 C Lift Cond Lev (LCL): 891.00 mb = 1117.59 m = 3666.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 21 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 41 180 13 0.0 13.0 | 112 22 -20.6 8.4 1 1000 207 175 17 -1.5 16.9 | 119 25 -22.1 12.3 2 925 825 205 31 13.1 28.1 | 162 25 -7.5 23.5 3 850 1485 235 25 20.5 14.3 | 179 10 -0.1 9.7 4 700 2974 235 27 22.1 15.5 | 188 11 1.5 10.8 5 500 5430 230 33 25.3 21.2 | 196 17 4.7 16.6 6 400 6980 220 33 21.2 25.3 | 182 21 0.6 20.6 7 300 8860 215 40 22.9 32.8 | 185 28 2.4 28.1 8 271 9503 215 44 25.2 36.0 | 188 32 4.6 31.4 9 250 10010 220 36 23.1 27.6 | 186 23 2.5 22.9 10 200 11440 215 27 15.5 22.1 | 164 18 -5.1 17.5 11 150 13300 225 19 13.4 13.4 | 141 11 -7.2 8.8 12 100 15880 260 3 3.0 0.5 | 77 18 -17.6 -4.1 13 70 18130 290 5 4.7 -1.7 | 68 17 -15.9 -6.3 14 50 20230 280 15 14.8 -2.6 | 39 9 -5.8 -7.2 15 30 23410 280 21 20.7 -3.6 | 359 8 0.1 -8.3 16 20 25930 285 21 20.3 -5.4 | 2 10 -0.3 -10.1 Wind Parameters Mean winds (0-6000m): 227.3 at 28.1 knts Storm direction: 257.3 at 21.1 knts Shear (0-3000m) pos: 3.5 neg: 0.4 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 76.3 deg Storm rel helicity (0-3000m) pos: 171.5 neg: 0.0 tot: 171.5 m^2/s^2 ave: 57.2 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.15 Bulk Shear: 52.02 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 ------------------------------------------------------------------------------- 500 183 19 126 24| 12.4 0.0 12.4| 81.6 0.0 81.6 163.3 0.92| 14.0 12.8 1000 197 24 143 23| 10.2 0.0 10.2|155.5 0.0 155.5 155.5 0.85| 14.5 12.3 1500 207 25 152 20| 7.1 0.0 7.1|167.2 0.0 167.2 111.5 0.70| 13.2 9.2 2000 214 25 158 17| 5.3 0.2 5.5|168.6 0.0 168.6 84.3 0.70| 10.1 7.1 2500 219 25 162 16| 4.2 0.3 4.5|170.1 0.0 170.1 68.0 0.70| 8.2 5.8 3000 222 25 166 15| 3.5 0.4 3.9|171.5 0.0 171.5 57.2 0.70| 7.0 4.9 4000 225 26 172 14| 2.6 0.6 3.2|174.5 0.0 174.5 43.6 0.68| 5.6 3.8 5000 227 27 177 14| 2.1 0.7 2.9|177.0 0.0 177.0 35.4 0.66| 4.7 3.1 6000 227 28 180 14| 1.8 0.8 2.5|177.6 -8.6 169.0 28.2 0.58| 4.2 2.4 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251021.00.gif