UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 2 DEC 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 195 180 3 SFC 994 243 0.2 -1.7 87 1.9 -0.6 180 3 273.8 274.4 272.9 283.0 3.39 2 925 818 -3.7 -5.5 87 1.8 -4.3 215 9 275.5 276.0 272.9 283.1 2.74 3 886 1155 -5.5 -7.2 88 1.7 -6.1 228 10 277.1 277.5 273.5 284.1 2.51 4 880 1209 -3.5 -5.1 89 1.6 -4.1 230 10 279.7 280.2 275.6 288.0 2.97 5 872 1281 -2.5 -4.4 87 1.9 -3.2 232 10 281.5 282.0 276.9 290.4 3.16 6 850 1483 -0.9 -7.9 59 7.0 -3.4 240 11 285.2 285.6 277.9 292.4 2.48 7 844 1540 0.8 -8.2 51 9.0 -2.6 240 11 287.6 288.0 279.0 294.7 2.44 8 835 1626 1.8 -6.2 55 8.0 -1.4 240 11 289.5 290.0 280.4 297.9 2.88 9 806 1910 1.0 -6.0 59 7.0 -1.8 241 11 291.6 292.1 281.5 300.5 3.03 10 779 2184 0.4 -15.6 29 16.0 -4.7 242 11 293.8 294.1 280.6 298.3 1.45 11 728 2725 -1.7 -14.7 36 13.0 -6.0 244 11 297.2 297.6 282.4 302.5 1.68 12 700 3035 -4.5 -12.5 54 8.0 -7.2 245 11 297.5 297.9 283.0 303.9 2.09 13 632 3829 -11.3 -15.0 74 3.7 -12.4 231 16 298.6 298.9 283.2 304.4 1.89 14 511 5421 -23.5 -27.1 72 3.6 -24.1 203 26 302.5 302.6 283.5 305.2 0.81 15 500 5580 -23.5 -27.8 68 4.3 -24.2 200 27 304.4 304.5 284.2 307.0 0.78 16 468 6063 -26.1 -29.9 70 3.8 -26.7 206 25 307.0 307.1 285.1 309.3 0.68 17 400 7180 -35.5 -39.0 70 3.5 -35.8 220 21 308.9 308.9 285.3 310.0 0.33 18 300 9110 -52.1 -56.0 63 3.9 -52.2 205 27 311.9 311.9 286.1 312.2 0.06 19 284 9461 -55.1 -59.2 60 4.1 -55.2 208 28 312.5 312.5 286.3 312.7 0.05 20 250 10260 -61.5 -65.4 60 3.9 -61.6 215 31 314.6 314.6 287.0 314.7 0.02 21 228 10831 -64.9 -69.0 57 4.1 -64.9 215 31 317.8 317.8 288.1 317.9 0.02 22 200 11640 -62.3 -66.4 58 4.1 -62.3 225 23 334.1 334.1 292.9 334.2 0.03 23 150 13420 -60.1 -64.4 57 4.3 -60.2 255 19 366.5 366.5 299.9 366.7 0.04 24 136 14033 -59.5 -64.2 54 4.7 -59.6 254 19 378.0 378.0 301.9 378.3 0.05 25 100 15940 -63.7 -69.7 44 6.0 -63.8 250 21 404.7 404.7 305.9 404.8 0.03 26 78 17467 -62.7 -68.7 44 6.0 -62.9 260 21 436.5 436.5 309.6 436.8 0.05 27 70 18130 -64.9 -71.9 37 7.0 -65.0 265 21 445.5 445.5 310.4 445.7 0.03 28 68 18307 -65.9 -72.9 37 7.0 -66.0 265 21 447.1 447.1 310.6 447.3 0.03 29 50 20170 -67.1 -75.1 31 8.0 -67.2 265 17 485.4 485.4 313.9 485.5 0.03 30 30 23240 -69.3 -78.3 26 9.0 -69.5 270 29 555.7 555.7 318.4 555.9 0.03 31 21 25359 -71.3 -80.3 25 9.0 -71.5 609.4 609.4 321.0 609.6 0.03 TRP 228 10831 -64.9 -69.0 57 4.1 -64.9 215 31 317.8 317.8 288.1 317.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5385.00 m Freezing level: 990.46 mb = 272.88 m = 895.27 ft Freezing level: 846.82 mb = 1513.02 m = 4963.91 ft Freezing level: 769.29 mb = 2286.85 m = 7502.68 ft Wetbulb zero: Below ground Precipitable water: 0.45 inches Sfc-500 mean rel hum: 66.01 % Est. max temperature: 13.92 C = 57.06 F Sfc-Lift cond lev (LCL): 964.87 mb = 480.97 m = 1577.97 ft T: -1.41 C 700-500 lapse rate: 7.47 C/km ThetaE index: 2.24 C Layer 779.0- 728.0 mb Conv cond level (CCL): 895.45 mb = 1072.35 m = 3518.17 ft Mean mixing ratio: 2.93 g/kg Conv temperature: 3.07 C = 37.53 F Cap Strength: 16.53 C Lifted Index: 17.91 C Risk: None Lifted Index @300 mb: 20.36 C Lifted Index @700 mb: 15.81 C Showalter Index: 10.93 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 15.60 C K Index: 6.70 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 3.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.85 J/kg Max Up Vert Vel: 4.44 m/s Conv Inhibition (B-): 44968.36 J/kg Cap Strength: 17.03 C Lift Cond Lev (LCL): 916.85 mb = 887.33 m = 2911.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 247 at 12 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 ---------------------------------------------------------- 0 994 243 180 3 0.0 3.0 | 82 11 -10.8 -1.5 1 925 818 215 9 5.2 7.4 | 117 6 -5.6 2.9 2 850 1483 240 11 9.5 5.5 | 129 2 -1.2 1.0 3 700 3035 245 11 10.0 4.6 | 100 1 -0.8 0.1 4 500 5580 200 27 9.2 25.4 | 176 21 -1.5 20.9 5 400 7180 220 21 13.5 16.1 | 193 12 2.7 11.6 6 300 9110 205 27 11.4 24.5 | 182 20 0.7 20.0 7 250 10260 215 31 17.8 25.4 | 199 22 7.0 20.9 8 228 10831 215 31 17.8 25.4 | 199 22 7.0 20.9 9 200 11640 225 23 16.3 16.3 | 205 13 5.5 11.8 10 150 13420 255 19 18.4 4.9 | 267 8 7.6 0.4 11 100 15940 250 21 19.7 7.2 | 253 9 9.0 2.7 12 70 18130 265 21 20.9 1.8 | 285 11 10.2 -2.7 13 50 20170 265 17 16.9 1.5 | 296 7 6.2 -3.0 14 30 23240 270 29 29.0 -0.0 | 284 19 18.2 -4.5 Wind Parameters Mean winds (0-6000m): 217.2 at 15.6 knts Storm direction: 247.2 at 11.7 knts Shear (0-3000m) pos: 1.7 neg: 0.2 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 99.6 deg Storm rel helicity (0-3000m) pos: 13.8 neg: -0.1 tot: 13.7 m^2/s^2 ave: 4.6 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.72 Bulk Shear: 13.66 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 ------------------------------------------------------------------------------- 500 205 6 94 8| 6.0 0.0 6.0| 11.3 0.0 11.3 22.7 0.77| 6.2 4.8 1000 216 8 104 7| 4.5 0.0 4.5| 13.4 0.0 13.4 13.4 0.60| 5.2 3.1 1500 225 9 108 5| 3.4 0.0 3.4| 13.5 -0.0 13.5 9.0 0.51| 4.1 2.1 2000 230 9 110 4| 2.6 0.0 2.6| 13.5 -0.1 13.5 6.7 0.48| 3.2 1.5 2500 233 10 111 3| 2.1 0.0 2.1| 13.5 -0.1 13.4 5.4 0.46| 2.6 1.2 3000 235 10 112 3| 1.7 0.2 2.0| 13.8 -0.1 13.7 4.6 0.48| 2.5 1.2 4000 234 11 141 3| 1.3 1.2 2.5| 14.2 -1.2 13.0 3.2 0.31| 2.9 0.9 5000 225 13 165 5| 1.0 1.8 2.8| 14.2 -12.3 1.8 0.4 0.13| 3.2 0.4 6000 217 16 170 8| 1.0 1.7 2.7| 24.9 -19.3 5.6 0.9 0.12| 3.3 0.4 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251202.00.gif