UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011300.upa.cvt Date: 0000Z 13 JAN 26 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 13 JAN 26 Station: LTAM WMO ident: 17196 Latitude: 38.68 Longitude: 35.50 Elevation: 1094.00 ------------------------------------------------------------------------------- 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 104 1 925 724 SFC 883 1094 -2.1 -2.7 96 0.6 -2.3 245 3 280.9 281.5 277.0 290.8 3.55 3 874 1175 -2.5 -2.5 100 0.0 -2.5 254 5 281.3 281.9 277.4 291.5 3.64 4 850 1395 -3.5 -5.0 89 1.5 -4.1 280 9 282.5 283.0 277.3 291.3 3.10 5 700 2914 -10.1 -11.3 91 1.2 -10.5 320 14 291.3 291.7 280.5 298.2 2.30 6 676 3182 -12.1 -13.8 87 1.7 -12.6 306 14 292.0 292.3 280.4 297.9 1.95 7 534 4944 -24.5 -26.6 83 2.1 -24.9 211 13 297.5 297.7 281.4 300.1 0.81 8 500 5420 -28.5 -30.5 83 2.0 -28.7 185 13 298.3 298.4 281.4 300.3 0.60 9 400 6980 -42.3 -45.8 69 3.5 -42.5 215 43 300.0 300.0 281.5 300.6 0.16 10 315 8557 -55.5 -60.1 56 4.6 -55.6 215 45 302.9 302.9 282.6 303.0 0.04 11 309 8680 -55.1 -59.7 57 4.6 -55.2 219 39 305.1 305.1 283.5 305.2 0.04 12 307 8722 -54.1 -58.8 56 4.7 -54.2 220 38 307.1 307.1 284.2 307.2 0.04 13 300 8870 -54.5 -59.3 55 4.8 -54.6 225 31 308.5 308.5 284.8 308.7 0.04 14 288 9134 -52.1 -57.0 55 4.9 -52.2 229 31 315.6 315.6 287.3 315.8 0.06 15 280 9317 -53.5 -58.5 54 5.0 -53.6 233 32 316.1 316.1 287.5 316.3 0.05 16 270 9552 -53.1 -58.1 54 5.0 -53.2 237 32 320.0 320.0 288.8 320.2 0.06 17 250 10050 -53.3 -59.3 48 6.0 -53.4 245 33 326.8 326.8 290.9 327.0 0.05 18 200 11490 -52.1 -60.1 38 8.0 -52.4 245 36 350.3 350.3 296.7 350.5 0.06 19 179 12207 -54.3 -64.3 28 10.0 -54.5 245 41 358.0 358.0 298.3 358.1 0.04 20 150 13350 -52.1 245 49 380.3 21 142 13701 -54.3 249 55 382.5 22 132 14168 -53.5 255 62 391.9 23 117 14943 -52.3 257 57 407.9 24 102 15824 -54.3 260 52 420.4 25 100 15950 -55.3 260 51 420.9 26 85 16990 -55.1 262 50 441.3 27 70 18230 -56.1 265 48 464.4 28 56 19640 -60.5 255 45 484.9 29 50 20350 -59.5 250 43 503.3 30 42 21442 -60.3 259 42 527.0 31 33 22955 -58.3 270 41 570.0 32 30 23560 -55.3 275 40 593.9 33 26 24474 -54.1 266 49 622.1 34 22 25537 -57.3 256 60 643.0 35 20 26140 -56.5 250 66 663.2 36 19 26469 -54.3 251 66 679.9 37 13 28934 -50.3 262 64 771.7 38 10 30660 -48.1 270 63 840.0 39 9.2 31212 -46.1 867.9 TRP 315 8557 -55.5 -60.1 56 4.6 -55.6 215 45 302.9 302.9 282.6 303.0 0.04 WND 132 14168 -53.5 255 62 391.9 Sounding variables and indices 1000-500 mb thick: 5316.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.34 inches Sfc-500 mean rel hum: 87.40 % Est. max temperature: 5.94 C = 42.69 F Sfc-Lift cond lev (LCL): 874.65 mb = 1169.22 m = 3835.97 ft T: -2.47 C 700-500 lapse rate: 7.34 C/km ThetaE index: 0.20 C Layer 850.0- 700.0 mb Conv cond level (CCL): 787.60 mb = 1991.54 m = 6533.85 ft Mean mixing ratio: 3.08 g/kg Conv temperature: 2.78 C = 37.01 F Cap Strength: 5.89 C Lifted Index: 6.05 C Risk: None Lifted Index @300 mb: 11.57 C Lifted Index @700 mb: 4.00 C Showalter Index: 6.75 C Risk: None Total Totals Index: 48.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 23.50 C K Index: 18.80 Risk: < 20 % chance of thunderstorms Sweat Index: 31.00 Risk: None Energy Index: 1.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.34 J/kg Max Up Vert Vel: 6.38 m/s Conv Inhibition (B-): 56928.25 J/kg Cap Strength: 6.02 C Lift Cond Lev (LCL): 816.50 mb = 1709.61 m = 5608.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 264 at 13 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 ---------------------------------------------------------- 0 883 1094 245 3 2.7 1.3 | 89 10 -10.1 -0.2 1 850 1395 280 9 8.9 -1.6 | 53 5 -4.0 -3.0 2 700 2914 320 14 9.0 -10.7 | 18 13 -3.9 -12.2 3 500 5420 185 13 1.1 13.0 | 135 16 -11.7 11.5 4 400 6980 215 43 24.7 35.2 | 199 36 11.8 33.8 5 315 8557 215 45 25.8 36.9 | 200 38 13.0 35.4 6 300 8870 225 31 21.9 21.9 | 204 22 9.1 20.5 7 250 10050 245 33 29.9 13.9 | 234 21 17.1 12.5 8 200 11490 245 36 32.6 15.2 | 235 24 19.8 13.8 9 150 13350 245 49 44.4 20.7 | 239 37 31.6 19.3 10 132 14168 255 62 59.9 16.0 | 253 49 47.0 14.6 11 100 15950 260 51 50.2 8.9 | 259 38 37.4 7.4 12 70 18230 265 48 47.8 4.2 | 266 35 35.0 2.7 13 50 20350 250 43 40.4 14.7 | 244 31 27.6 13.3 14 30 23560 275 40 39.8 -3.5 | 280 27 27.0 -4.9 15 20 26140 250 66 62.0 22.6 | 247 54 49.2 21.1 16 10 30660 270 63 63.0 -0.0 | 272 50 50.1 -1.4 Wind Parameters Mean winds (0-6000m): 233.6 at 17.2 knts Storm direction: 263.6 at 12.9 knts Shear (0-3000m) pos: 2.1 neg: 2.1 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 100.8 deg Storm rel helicity (0-3000m) pos: 0.1 neg: -22.3 tot: -22.2 m^2/s^2 ave: -7.4 10^-3 m/s^2 rel: -0.47 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.91 Bulk Shear: 22.24 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 ------------------------------------------------------------------------------- 500 277 7 68 6| 7.8 0.0 7.8| 0.0 -7.3 -7.3 -14.6 -0.59| 8.4 -4.9 1000 286 9 48 6| 5.0 0.0 5.0| 0.0 -10.5 -10.5 -10.5 -0.61| 5.7 -3.5 1500 295 10 34 7| 4.1 0.0 4.1| 0.0 -12.4 -12.4 -8.3 -0.53| 4.9 -2.6 2000 303 11 27 8| 3.1 0.3 3.4| 0.1 -15.9 -15.8 -7.9 -0.47| 4.8 -2.2 2500 302 11 23 8| 2.5 1.3 3.8| 0.1 -20.9 -20.8 -8.3 -0.44| 5.2 -2.3 3000 296 12 19 7| 2.1 2.1 4.2| 0.1 -22.3 -22.2 -7.4 -0.47| 5.5 -2.5 4000 284 12 13 5| 1.6 2.7 4.3| 0.1 -32.9 -32.8 -8.2 -0.45| 5.7 -2.5 5000 258 13 186 1| 1.3 2.7 4.0| 59.9 -41.6 18.4 3.7 -0.17| 6.3 -1.1 6000 234 17 187 9| 2.6 2.2 4.9|185.1 -41.6 143.6 23.9 0.06| 7.0 0.4 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20260113.00.gif