UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 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 1030 39 -1.1 -13.1 40 12.0 -4.4 165 7 269.8 270.0 267.0 273.5 1.35 1 1000 275 -0.9 -14.9 34 14.0 -4.7 175 23 272.2 272.4 268.4 275.7 1.20 2 953 661 0.8 -22.2 16 23.0 -4.8 190 22 277.7 277.9 271.0 279.8 0.68 3 947 711 0.6 -24.4 13 25.0 -5.1 192 22 278.0 278.1 271.0 279.7 0.56 4 925 900 0.4 -23.6 15 24.0 -5.3 200 21 279.7 279.8 272.1 281.6 0.62 5 889 1217 -0.5 -17.5 26 17.0 -5.2 202 24 282.0 282.2 274.1 285.2 1.09 6 850 1575 0.0 -21.0 19 21.0 -5.5 205 27 286.1 286.3 276.0 288.7 0.84 7 847 1603 0.0 -22.0 17 22.0 -5.7 205 27 286.4 286.6 276.0 288.8 0.77 8 844 1632 0.0 -22.0 17 22.0 -5.7 206 27 286.7 286.9 276.2 289.1 0.78 9 826 1804 -1.3 -10.3 50 9.0 -4.4 207 28 287.1 287.5 278.3 293.3 2.11 10 700 3105 -8.9 -14.9 62 6.0 -10.7 220 31 292.6 292.9 280.4 297.9 1.72 11 694 3172 -9.1 -15.1 62 6.0 -10.9 220 31 293.1 293.4 280.6 298.3 1.70 12 596 4328 -18.1 -22.5 68 4.4 -19.0 225 39 295.7 295.9 280.9 299.1 1.05 13 591 4391 -18.5 -22.8 69 4.3 -19.4 225 40 296.0 296.2 281.0 299.3 1.03 14 547 4964 -21.5 -31.5 40 10.0 -23.0 227 43 299.0 299.1 281.6 300.7 0.50 15 539 5072 -22.1 -32.1 40 10.0 -23.6 228 44 299.6 299.7 281.8 301.2 0.48 16 500 5620 -25.9 -33.9 47 8.0 -26.9 230 48 301.5 301.5 282.5 302.9 0.43 17 400 7200 -37.9 -45.9 43 8.0 -38.4 230 46 305.7 305.8 283.9 306.3 0.16 18 321 8680 -49.7 -57.7 39 8.0 -49.9 234 48 309.3 309.3 285.1 309.4 0.05 19 300 9120 -52.5 -60.5 37 8.0 -52.7 235 48 311.3 311.4 285.8 311.5 0.04 20 250 10280 -59.7 -66.7 40 7.0 -59.8 240 46 317.3 317.3 287.9 317.4 0.02 21 237 10612 -62.1 -69.1 39 7.0 -62.1 240 43 318.6 318.6 288.3 318.6 0.01 22 211 11323 -65.5 -72.5 37 7.0 -65.5 240 38 324.0 324.0 290.0 324.1 0.01 23 200 11650 -63.5 -71.5 33 8.0 -63.6 240 33 332.2 332.2 292.3 332.3 0.01 24 186 12096 -63.5 -71.5 33 8.0 -63.6 244 29 339.2 339.2 294.1 339.2 0.01 25 177 12400 -64.1 -72.1 33 8.0 -64.2 246 26 343.0 343.0 295.1 343.1 0.01 26 161 12988 -59.1 -67.1 35 8.0 -59.2 251 21 360.9 360.9 298.9 361.0 0.03 27 150 13430 -60.5 -68.5 34 8.0 -60.6 255 17 365.9 365.9 299.8 366.0 0.03 28 113 15188 -61.9 -69.9 34 8.0 -62.0 394.1 394.1 304.4 394.2 0.03 TRP 211 11323 -65.5 -72.5 37 7.0 -65.5 240 38 324.0 324.0 290.0 324.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5345.00 m Freezing level: Surface below freezing Freezing level: 975.12 mb = 479.15 m = 1572.00 ft Freezing level: 909.00 mb = 1040.89 m = 3414.95 ft Freezing level: 850.00 mb = 1575.00 m = 5167.26 ft Freezing level: 844.00 mb = 1631.75 m = 5353.43 ft Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 46.67 % Est. max temperature: 12.17 C = 53.91 F Sfc-Lift cond lev (LCL): 852.62 mb = 1550.45 m = 5086.71 ft T: -0.03 C 700-500 lapse rate: 6.76 C/km ThetaE index: 0.03 C Layer 947.0- 925.0 mb Conv cond level (CCL): 503.96 mb = 5562.46 m = 18249.31 ft Mean mixing ratio: 0.95 g/kg Conv temperature: 30.67 C = 87.21 F Cap Strength: 19.07 C Lifted Index: 20.02 C Risk: None Lifted Index @300 mb: 24.06 C Lifted Index @700 mb: 15.69 C Showalter Index: 11.29 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 4.90 C K Index: -1.10 Risk: None Sweat Index: 179.83 Risk: None Energy Index: 2.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.33 J/kg Max Up Vert Vel: 7.92 m/s Conv Inhibition (B-): 16310.05 J/kg Cap Strength: 19.79 C Lift Cond Lev (LCL): 739.41 mb = 2674.51 m = 8774.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 248 at 25 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 1030 39 165 7 -1.8 6.8 | 85 25 -24.9 -2.3 1 1000 275 175 23 -2.0 22.9 | 119 29 -25.1 13.8 2 925 900 200 21 7.2 19.7 | 124 19 -15.9 10.6 3 850 1575 205 27 11.4 24.5 | 143 19 -11.7 15.4 4 700 3105 220 31 19.9 23.7 | 168 15 -3.2 14.6 5 500 5620 230 48 36.8 30.9 | 212 26 13.7 21.8 6 400 7200 230 46 35.2 29.6 | 211 24 12.2 20.5 7 300 9120 235 48 39.3 27.5 | 221 25 16.2 18.4 8 250 10280 240 46 39.8 23.0 | 230 22 16.8 13.9 9 211 11323 240 38 32.9 19.0 | 225 14 9.8 9.9 10 200 11650 240 33 28.6 16.5 | 217 9 5.5 7.4 11 150 13430 255 17 16.4 4.4 | 55 8 -6.7 -4.7 Wind Parameters Mean winds (0-6000m): 218.5 at 33.1 knts Storm direction: 248.5 at 24.8 knts Shear (0-3000m) pos: 4.7 neg: 0.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 81.9 deg Storm rel helicity (0-3000m) pos: 187.7 neg: 0.0 tot: 187.7 m^2/s^2 ave: 62.6 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 5.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.47 Bulk Shear: 67.37 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 ------------------------------------------------------------------------------- 500 177 19 112 26| 16.2 0.0 16.2|118.8 0.0 118.8 237.5 0.87| 20.2 17.6 1000 186 20 118 24| 8.8 0.0 8.8|130.1 0.0 130.1 130.1 0.73| 13.5 9.9 1500 193 22 123 22| 7.5 0.0 7.5|154.0 0.0 154.0 102.7 0.77| 10.6 8.2 2000 197 23 129 21| 6.1 0.0 6.1|166.1 0.0 166.1 83.1 0.78| 8.7 6.8 2500 201 24 133 20| 5.3 0.0 5.3|177.0 0.0 177.0 70.8 0.79| 7.5 5.9 3000 204 25 138 19| 4.7 0.0 4.7|187.7 0.0 187.7 62.6 0.79| 6.8 5.4 4000 210 27 147 18| 4.4 0.0 4.4|214.8 0.0 214.8 53.7 0.81| 6.0 4.8 5000 214 30 159 17| 4.3 0.0 4.3|245.3 0.0 245.3 49.1 0.80| 5.5 4.5 6000 218 33 172 17| 3.9 0.0 3.9|265.1 -1.1 264.0 44.0 0.79| 5.0 4.0 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251019.00.gif