UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:1200Z 3 DEC 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 1006 141 -2.9 -4.9 86 2.0 -3.6 80 3 269.8 270.2 269.2 276.9 2.63 1 1000 188 -2.9 -4.7 87 1.8 -3.5 105 7 270.2 270.7 269.6 277.5 2.69 2 925 805 -4.1 -6.0 87 1.9 -4.8 225 13 275.1 275.6 272.5 282.4 2.64 3 904 986 -4.1 -6.3 85 2.2 -4.8 233 15 276.9 277.4 273.6 284.3 2.64 4 855 1423 -7.7 -9.5 87 1.8 -8.2 253 19 277.6 278.0 273.3 283.7 2.17 5 850 1469 -7.5 -9.4 86 1.9 -8.1 255 19 278.3 278.7 273.8 284.5 2.20 6 768 2260 -7.3 -17.3 45 10.0 -10.0 252 19 286.7 286.9 276.9 290.6 1.28 7 743 2518 -5.7 -16.7 42 11.0 -8.9 252 19 291.2 291.4 279.3 295.4 1.39 8 720 2765 -6.9 -13.9 57 7.0 -9.1 251 19 292.5 292.8 280.4 298.0 1.81 9 700 2984 -8.1 -18.1 44 10.0 -10.8 250 19 293.5 293.7 280.3 297.6 1.31 10 634 3748 -11.7 -18.7 56 7.0 -13.6 247 22 297.8 298.1 282.3 302.2 1.38 11 574 4496 -20.5 -23.7 75 3.2 -21.1 244 25 296.1 296.3 281.0 299.2 0.98 12 515 5294 -23.1 -39.1 22 16.0 -25.0 241 28 302.3 302.4 282.7 303.2 0.25 13 500 5510 -25.3 -35.3 39 10.0 -26.6 240 29 302.2 302.3 282.8 303.5 0.38 14 437 6468 -34.1 -40.1 55 6.0 -34.6 234 27 302.9 303.0 282.9 303.8 0.27 15 400 7080 -38.3 -44.3 53 6.0 -38.7 230 25 305.2 305.2 283.7 305.9 0.19 16 385 7343 -39.9 -45.9 53 6.0 -40.2 231 24 306.5 306.5 284.2 307.0 0.16 17 300 9000 -53.5 -59.5 48 6.0 -53.6 235 19 309.9 309.9 285.4 310.1 0.04 18 286 9306 -56.5 -62.5 47 6.0 -56.6 239 20 309.9 309.9 285.3 310.0 0.03 19 250 10150 -61.5 -67.5 45 6.0 -61.6 250 23 314.6 314.6 287.0 314.7 0.02 20 234 10557 -63.3 -69.3 44 6.0 -63.3 246 30 317.9 317.9 288.1 318.0 0.01 21 228 10716 -65.7 -71.7 43 6.0 -65.7 245 33 316.6 316.6 287.6 316.7 0.01 22 213 11128 -66.1 -72.1 43 6.0 -66.1 263 35 322.2 322.2 289.5 322.3 0.01 23 200 11510 -65.1 -71.1 43 6.0 -65.1 280 36 329.7 329.7 291.6 329.7 0.01 24 152 13198 -60.9 -68.9 34 8.0 -61.0 285 38 363.8 363.8 299.4 363.9 0.02 25 150 13280 -60.9 -68.9 34 8.0 -61.0 285 38 365.2 365.2 299.7 365.3 0.02 26 100 15780 -63.5 -73.5 24 10.0 -63.7 285 40 405.0 405.0 305.9 405.1 0.02 27 82 16996 -65.1 -75.1 24 10.0 -65.3 288 40 425.4 425.4 308.3 425.5 0.02 28 70 17960 -65.7 -75.7 24 10.0 -65.8 290 40 443.8 443.8 310.3 443.9 0.02 29 50 19990 -68.7 -78.7 22 10.0 -68.8 290 40 481.6 481.6 313.6 481.7 0.02 30 46 20488 -69.5 -79.5 22 10.0 -69.6 491.3 491.3 314.3 491.4 0.02 31 32 22641 -71.7 -81.7 21 10.0 -71.9 539.1 539.1 317.5 539.2 0.02 TRP 228 10716 -65.7 -71.7 43 6.0 -65.7 245 33 316.6 316.6 287.6 316.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5322.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.36 inches Sfc-500 mean rel hum: 61.91 % Est. max temperature: 4.92 C = 40.86 F Sfc-Lift cond lev (LCL): 974.73 mb = 390.60 m = 1281.48 ft T: -3.29 C 700-500 lapse rate: 6.81 C/km ThetaE index: 0.54 C Layer 855.0- 850.0 mb Conv cond level (CCL): 867.82 mb = 1306.56 m = 4286.55 ft Mean mixing ratio: 2.66 g/kg Conv temperature: 4.76 C = 40.56 F Cap Strength: 18.60 C Lifted Index: 18.27 C Risk: None Lifted Index @300 mb: 20.89 C Lifted Index @700 mb: 14.20 C Showalter Index: 15.11 C Risk: None Total Totals Index: 33.70 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 15.90 C K Index: -1.60 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 4.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.63 J/kg Max Up Vert Vel: 5.94 m/s Conv Inhibition (B-): 38399.75 J/kg Cap Strength: 18.48 C Lift Cond Lev (LCL): 926.21 mb = 794.65 m = 2607.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 at 16 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 1006 141 80 3 -3.0 -0.5 | 91 19 -18.5 0.5 1 1000 188 105 7 -6.8 1.8 | 97 23 -22.3 2.8 2 925 805 225 13 9.2 9.2 | 148 12 -6.4 10.2 3 850 1469 255 19 18.4 4.9 | 205 7 2.8 5.9 4 700 2984 250 19 17.9 6.5 | 197 8 2.3 7.5 5 500 5510 240 29 25.1 14.5 | 212 18 9.5 15.5 6 400 7080 230 25 19.2 16.1 | 192 17 3.6 17.1 7 300 9000 235 19 15.6 10.9 | 180 12 -0.0 11.9 8 250 10150 250 23 21.6 7.9 | 214 11 6.0 8.9 9 228 10716 245 33 29.9 13.9 | 224 21 14.3 14.9 10 200 11510 280 36 35.5 -6.3 | 285 21 19.9 -5.3 11 150 13280 285 38 36.7 -9.8 | 293 23 21.1 -8.8 12 100 15780 285 40 38.6 -10.4 | 292 25 23.1 -9.4 13 70 17960 290 40 37.6 -13.7 | 300 25 22.0 -12.7 14 50 19990 290 40 37.6 -13.7 | 300 25 22.0 -12.7 Wind Parameters Mean winds (0-6000m): 243.7 at 20.8 knts Storm direction: 273.7 at 15.6 knts Shear (0-3000m) pos: 3.8 neg: 0.3 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 108.0 deg Storm rel helicity (0-3000m) pos: 121.5 neg: -1.8 tot: 119.7 m^2/s^2 ave: 39.9 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 4.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.28 Bulk Shear: 63.66 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 ------------------------------------------------------------------------------- 500 158 9 116 21| 13.2 0.0 13.2| 84.7 0.0 84.7 169.3 0.81| 19.3 15.7 1000 215 11 138 14| 9.7 0.0 9.7|111.3 0.0 111.3 111.3 0.76| 15.7 11.9 1500 235 13 153 10| 7.5 0.0 7.5|120.8 -0.1 120.7 80.5 0.77| 12.4 9.5 2000 242 15 163 8| 5.7 0.1 5.8|120.8 -0.8 120.1 60.0 0.75| 9.4 7.1 2500 245 16 170 8| 4.5 0.2 4.7|120.8 -1.4 119.4 47.8 0.73| 7.6 5.6 3000 246 16 175 8| 3.8 0.3 4.1|121.5 -1.8 119.7 39.9 0.71| 6.5 4.7 4000 246 18 184 8| 2.8 0.7 3.6|125.7 -1.8 123.9 31.0 0.68| 5.4 3.7 5000 245 19 192 9| 2.3 1.0 3.3|128.3 -1.8 126.5 25.3 0.63| 4.8 3.0 6000 244 21 197 11| 1.9 1.0 2.8|128.6 -13.7 114.9 19.1 0.53| 4.4 2.3 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251203.12.gif