UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for U0674... Searching the city database file for: U0674 ... Date:0000Z 8 DEC 25 Station: U0674 WMO ident: 20674 Latitude: 73.53 Longitude: 80.40 ------------------------------------------------------------------------------- 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 48 -17.1 -19.2 84 2.1 -17.4 195 9 255.6 255.7 255.4 257.8 0.83 1 1000 93 -15.9 -18.8 78 2.9 -16.4 200 7 257.2 257.4 256.8 259.6 0.86 2 998 108 -12.5 -15.1 81 2.6 -13.0 203 7 260.8 261.0 260.2 264.0 1.18 3 979 255 -11.1 -13.4 83 2.3 -11.6 234 7 263.6 263.9 262.8 267.4 1.39 4 925 688 -15.1 -19.2 71 4.1 -15.9 325 7 263.9 264.0 262.0 266.4 0.90 5 872 1130 -19.1 -21.8 79 2.7 -19.5 322 11 264.2 264.3 262.0 266.3 0.77 6 864 1199 -16.9 -19.5 80 2.6 -17.4 321 12 267.2 267.3 264.5 269.8 0.94 7 850 1322 -16.7 -20.2 74 3.5 -17.3 320 13 268.7 268.8 265.5 271.2 0.90 8 797 1803 -19.3 -25.3 59 6.0 -20.2 323 15 270.9 271.0 266.5 272.7 0.61 9 747 2280 -23.3 -30.3 53 7.0 -24.1 327 17 271.6 271.7 266.5 272.8 0.41 10 700 2751 -27.7 -34.7 51 7.0 -28.3 330 19 271.8 271.9 266.5 272.7 0.29 11 544 4518 -40.7 -44.4 67 3.7 -40.9 315 26 276.7 276.7 269.4 277.1 0.14 12 525 4760 -41.3 -44.8 69 3.5 -41.5 313 28 278.8 278.8 270.7 279.2 0.13 13 500 5090 -43.5 -47.7 63 4.2 -43.6 310 29 280.0 280.0 271.4 280.3 0.10 14 400 6560 -52.3 -59.3 43 7.0 -52.4 320 40 287.0 287.0 275.2 287.1 0.03 15 370 7060 -55.7 -62.7 41 7.0 -55.8 318 41 289.0 289.0 276.2 289.1 0.02 16 367 7112 -55.9 -62.9 41 7.0 -56.0 318 41 289.4 289.4 276.4 289.5 0.02 17 324 7898 -59.1 -66.1 40 7.0 -59.2 315 42 295.5 295.5 279.3 295.5 0.02 18 300 8380 -59.1 -66.1 40 7.0 -59.2 320 42 302.0 302.0 282.2 302.1 0.02 19 257 9348 -60.1 -68.1 34 8.0 -60.2 307 34 314.2 314.2 286.8 314.3 0.02 20 250 9520 -59.7 -67.7 35 8.0 -59.8 305 33 317.3 317.3 287.9 317.4 0.02 21 232 9989 -57.5 -65.5 35 8.0 -57.6 313 29 327.5 327.5 291.0 327.6 0.02 22 200 10920 -59.9 -67.9 34 8.0 -60.0 330 21 337.9 337.9 293.8 338.0 0.02 23 150 12700 -62.1 -71.1 29 9.0 -62.2 325 19 363.1 363.1 299.3 363.2 0.02 24 100 15190 -66.1 -77.1 20 11.0 -66.2 325 11 400.0 400.0 305.2 400.1 0.01 25 70 17330 -69.5 -80.5 19 11.0 -69.6 345 7 435.7 435.7 309.4 435.7 0.01 26 50 19310 -73.5 -84.5 17 11.0 -73.6 320 5 470.3 470.3 312.7 470.3 0.01 27 31 22082 -76.9 -88.9 13 12.0 -77.0 530.0 530.0 316.9 530.0 0.00 TRP 324 7898 -59.1 -66.1 40 7.0 -59.2 315 42 295.5 295.5 279.3 295.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 4997.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 64.21 % Est. max temperature: -4.67 C = 23.59 F Sfc-Lift cond lev (LCL): 972.05 mb = 309.79 m = 1016.37 ft T: -11.60 C 700-500 lapse rate: 6.76 C/km ThetaE index: 1.06 C Layer 925.0- 864.0 mb Conv cond level (CCL): 895.50 mb = 931.07 m = 3054.67 ft Mean mixing ratio: 1.10 g/kg Conv temperature: -8.64 C = 16.45 F Cap Strength: 10.77 C Lifted Index: 11.62 C Risk: None Lifted Index @300 mb: 25.55 C Lifted Index @700 mb: 6.09 C Showalter Index: 7.40 C Risk: None Total Totals Index: 50.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 23.30 C K Index: -0.40 Risk: None Sweat Index: 77.00 Risk: None Energy Index: 1.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.88 J/kg Max Up Vert Vel: 5.98 m/s Conv Inhibition (B-): 37308.83 J/kg Cap Strength: 11.60 C Lift Cond Lev (LCL): 910.48 mb = 806.69 m = 2646.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 348 at 15 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 48 195 9 2.3 8.7 | 178 24 -1.0 23.7 1 1000 93 200 7 2.4 6.6 | 178 22 -0.9 21.6 2 925 688 325 7 4.0 -5.7 | 184 9 0.7 9.3 3 850 1322 320 13 8.4 -10.0 | 225 7 5.0 5.0 4 700 2751 330 19 9.5 -16.5 | 283 6 6.2 -1.5 5 500 5090 310 29 22.2 -18.6 | 281 19 18.9 -3.6 6 400 6560 320 40 25.7 -30.6 | 305 27 22.4 -15.6 7 324 7898 315 42 29.7 -29.7 | 299 30 26.4 -14.7 8 300 8380 320 42 27.0 -32.2 | 306 29 23.7 -17.2 9 250 9520 305 33 27.0 -18.9 | 279 24 23.7 -3.9 10 200 10920 330 21 10.5 -18.2 | 294 8 7.2 -3.2 11 150 12700 325 19 10.9 -15.6 | 274 8 7.6 -0.6 12 100 15190 325 11 6.3 -9.0 | 207 7 3.0 6.0 13 70 17330 345 7 1.8 -6.8 | 170 8 -1.5 8.2 14 50 19310 320 5 3.2 -3.8 | 180 11 -0.1 11.2 Wind Parameters Mean winds (0-6000m): 317.6 at 20.5 knts Storm direction: 347.6 at 15.4 knts Shear (0-3000m) pos: 3.8 neg: 1.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 107.8 deg Storm rel helicity (0-3000m) pos: 50.5 neg: -3.9 tot: 46.5 m^2/s^2 ave: 15.5 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.34 Bulk Shear: 53.20 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 ------------------------------------------------------------------------------- 500 241 7 189 19| 12.7 0.0 12.7| 29.0 -0.1 28.9 57.8 0.42| 13.6 5.7 1000 296 8 197 12| 8.9 0.0 8.9| 34.3 -3.9 30.3 30.3 0.34| 10.2 3.4 1500 311 9 202 10| 6.0 1.2 7.2| 40.9 -3.9 37.0 24.6 0.44| 8.0 3.5 2000 316 11 209 8| 5.1 0.9 6.0| 44.6 -3.9 40.7 20.3 0.48| 6.6 3.2 2500 320 12 217 7| 4.5 0.7 5.3| 48.4 -3.9 44.5 17.8 0.53| 5.8 3.0 3000 322 13 226 7| 3.8 1.0 4.8| 50.5 -3.9 46.5 15.5 0.52| 5.2 2.7 4000 322 16 246 7| 2.8 1.4 4.2| 50.8 -4.6 46.2 11.5 0.44| 4.6 2.0 5000 319 18 261 9| 2.3 1.6 3.9| 50.8 -9.8 41.0 8.2 0.35| 4.3 1.5 6000 318 20 271 11| 2.6 1.4 3.9| 86.4 -9.8 76.6 12.8 0.42| 4.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//U0674/skewt/U0674.skewt.20251208.00.gif