UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 6 DEC 25 Station: LT220 WMO ident: 17220 Latitude: 38.43 Longitude: 27.17 ------------------------------------------------------------------------------- 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 1004 23 13.6 12.5 93 1.1 13.0 130 7 286.4 288.0 285.9 311.7 9.10 1 1000 57 13.8 10.5 80 3.3 11.9 155 8 287.0 288.3 285.0 309.3 7.99 2 944 543 12.4 9.1 80 3.3 10.5 177 24 290.3 291.7 286.1 312.1 7.70 3 925 714 12.6 8.7 77 3.9 10.3 185 29 292.2 293.6 286.8 314.1 7.65 4 877 1161 10.6 7.0 78 3.6 8.6 188 33 294.6 295.9 287.2 315.4 7.18 5 869 1237 9.6 6.4 80 3.2 7.8 189 33 294.3 295.6 286.9 314.4 6.95 6 850 1421 8.2 4.8 79 3.4 6.3 190 35 294.7 295.9 286.5 313.2 6.35 7 823 1687 5.8 3.2 83 2.6 4.5 192 34 294.9 296.0 286.1 312.0 5.86 8 803 1888 4.2 1.3 81 2.9 2.8 193 33 295.3 296.3 285.5 310.7 5.24 9 754 2399 1.6 -0.3 87 1.9 0.7 196 30 297.9 298.8 286.2 312.6 4.97 10 735 2604 -0.3 -2.5 85 2.2 -1.3 197 29 298.0 298.8 285.7 310.9 4.33 11 708 2903 -1.7 -3.2 89 1.5 -2.4 199 27 299.6 300.4 286.2 312.5 4.27 12 700 2994 -1.3 -2.7 90 1.4 -2.0 200 27 301.0 301.9 286.9 314.6 4.48 13 686 3155 -1.3 -3.4 86 2.1 -2.3 201 27 302.8 303.6 287.4 316.0 4.34 14 639 3713 -7.9 -10.1 84 2.2 -8.7 205 27 301.5 302.0 285.3 310.1 2.77 15 632 3799 -10.1 -14.5 70 4.4 -11.5 206 27 299.9 300.3 283.8 306.1 1.97 16 625 3884 -11.1 -19.1 52 8.0 -13.3 207 27 299.8 300.0 283.0 304.0 1.35 17 614 4021 -10.3 -15.3 67 5.0 -11.9 208 27 302.2 302.5 284.6 308.2 1.89 18 585 4392 -11.9 -16.9 66 5.0 -13.4 211 26 304.5 304.9 285.4 310.1 1.74 19 538 5029 -15.5 -19.4 72 3.9 -16.6 216 26 307.6 307.9 286.2 312.6 1.53 20 521 5271 -15.7 -22.7 55 7.0 -17.4 218 26 310.2 310.4 286.8 314.2 1.18 21 500 5580 -18.3 -28.3 41 10.0 -20.3 220 26 310.7 310.9 286.5 313.3 0.74 22 497 5625 -18.7 -27.7 45 9.0 -20.5 220 26 310.8 310.9 286.5 313.5 0.79 23 400 7200 -32.9 -40.9 45 8.0 -33.6 215 32 312.2 312.3 286.5 313.2 0.27 24 318 8775 -46.5 -52.5 50 6.0 -46.7 211 33 314.5 314.5 287.1 314.9 0.09 25 300 9160 -50.3 -55.3 55 5.0 -50.4 210 33 314.5 314.5 287.0 314.7 0.07 26 277 9672 -54.9 -59.8 54 4.9 -55.0 200 30 315.1 315.1 287.2 315.2 0.04 27 255 10195 -57.5 -62.5 53 5.0 -57.6 196 23 318.8 318.8 288.4 318.9 0.03 28 250 10320 -55.7 -60.7 54 5.0 -55.8 195 21 323.3 323.3 289.8 323.4 0.04 29 242 10527 -57.1 -63.1 46 6.0 -57.2 199 21 324.2 324.2 290.0 324.3 0.03 30 213 11333 -59.3 217 23 332.8 31 200 11730 -57.1 225 24 342.3 32 174 12617 -55.9 210 25 358.2 33 150 13560 -58.1 195 27 370.0 34 145 13774 -56.3 199 27 376.7 35 124 14767 -55.5 218 27 395.4 36 100 16130 -57.3 245 28 417.0 37 93 16591 -56.5 242 30 427.3 38 80 17549 -56.7 236 33 445.7 39 74 18046 -55.3 232 35 458.7 40 73 18133 -56.1 232 35 458.8 41 70 18400 -56.7 230 36 463.1 42 65 18872 -54.7 477.4 43 62 19174 -54.7 483.9 TRP 277 9672 -54.9 -59.8 54 4.9 -55.0 200 30 315.1 315.1 287.2 315.2 0.04 WND Sounding variables and indices 1000-500 mb thick: 5523.00 m Freezing level: 738.00 mb = 2571.62 m = 8436.96 ft Wetbulb zero: 747.66 mb = 2466.59 m = 8092.40 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 76.10 % Est. max temperature: 21.84 C = 71.31 F Sfc-Lift cond lev (LCL): 987.75 mb = 160.97 m = 528.11 ft T: 13.50 C 700-500 lapse rate: 6.57 C/km ThetaE index: 4.71 C Layer 869.0- 754.0 mb Conv cond level (CCL): 842.72 mb = 1491.80 m = 4894.31 ft Mean mixing ratio: 7.77 g/kg Conv temperature: 21.98 C = 71.56 F Cap Strength: 3.34 C Lifted Index: 2.77 C Risk: None Lifted Index @300 mb: 2.00 C Lifted Index @700 mb: 1.84 C Showalter Index: 2.01 C Risk: Showers probable Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 23.10 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 253.10 Risk: None Energy Index: -0.02 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.79 J/kg Max Up Vert Vel: 9.47 m/s Conv Inhibition (B-): 181.07 J/kg Cap Strength: 3.29 C Lift Cond Lev (LCL): 904.67 mb = 900.38 m = 2953.98 ft Lev Free Conv (LFC): 639.67 mb = 3705.10 m = 12155.70 ft Equ Level (EL): 589.67 mb = 4331.25 m = 14209.95 ft B at Equ Level: 43.51 J/kg Max Parcel Lev (MPL): 519.67 mb = 5290.41 m = 17356.76 ft Wind level data Storm motion: 231 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 1004 23 130 7 -5.4 4.5 | 68 23 -21.3 -8.5 1 1000 57 155 8 -3.4 7.3 | 74 20 -19.3 -5.7 2 925 714 185 29 2.5 28.9 | 140 21 -13.4 15.9 3 850 1421 190 35 6.1 34.5 | 155 24 -9.8 21.5 4 700 2994 200 27 9.2 25.4 | 152 14 -6.7 12.4 5 500 5580 220 26 16.7 19.9 | 187 7 0.8 7.0 6 400 7200 215 32 18.4 26.2 | 190 13 2.4 13.2 7 300 9160 210 33 16.5 28.6 | 182 16 0.6 15.6 8 277 9672 200 30 10.3 28.2 | 160 16 -5.7 15.2 9 250 10320 195 21 5.4 20.3 | 125 13 -10.5 7.3 10 200 11730 225 24 17.0 17.0 | 195 4 1.1 4.0 11 150 13560 195 27 7.0 26.1 | 146 16 -8.9 13.1 12 100 16130 245 28 25.4 11.8 | 277 10 9.5 -1.1 13 70 18400 230 36 27.6 23.1 | 229 15 11.7 10.2 Wind Parameters Mean winds (0-6000m): 200.8 at 27.4 knts Storm direction: 230.8 at 20.5 knts Shear (0-3000m) pos: 4.4 neg: 0.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 83.6 deg Storm rel helicity (0-3000m) pos: 170.7 neg: -4.5 tot: 166.1 m^2/s^2 ave: 55.4 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 5.2 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 1.25 Bulk Shear: 35.87 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 ------------------------------------------------------------------------------- 500 170 15 95 19| 19.3 0.0 19.3| 96.7 0.0 96.7 193.4 0.95| 19.6 18.7 1000 182 22 120 18| 14.6 0.0 14.6|150.2 0.0 150.2 150.2 0.96| 15.0 14.4 1500 185 26 133 19| 10.9 0.0 10.9|170.6 0.0 170.6 113.7 0.94| 11.5 10.8 2000 187 28 139 19| 7.6 0.0 7.6|170.7 -0.3 170.3 85.2 0.85| 9.4 8.1 2500 189 28 142 19| 5.6 0.0 5.6|170.7 -2.1 168.6 67.4 0.78| 8.2 6.4 3000 190 28 144 18| 4.4 0.0 4.4|170.7 -4.5 166.1 55.4 0.71| 7.3 5.2 4000 194 28 147 17| 3.4 0.0 3.4|177.8 -4.5 173.3 43.3 0.70| 5.9 4.2 5000 197 28 150 15| 2.7 0.0 2.7|183.8 -4.5 179.2 35.8 0.70| 5.1 3.6 6000 201 27 154 14| 2.3 0.1 2.4|187.3 -4.5 182.8 30.5 0.69| 4.6 3.1 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251206.00.gif