UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for LRBS... Searching the city database file for: LRBS ... Date:0000Z 21 DEC 25 Station: LRBS WMO ident: 15420 Latitude: 44.50 Longitude: 26.13 Elevation: 91.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1012 91 3.2 3.2 100 0.0 3.2 10 1 275.4 276.2 275.7 288.3 4.75 1 1000 185 2.8 2.7 99 0.1 2.8 20 3 276.0 276.7 275.9 288.5 4.64 2 985 307 2.0 2.0 100 0.0 2.0 346 4 276.3 277.1 275.9 288.5 4.48 3 961 507 2.6 2.5 99 0.1 2.5 291 5 278.9 279.7 277.6 292.0 4.76 4 944 652 5.2 3.6 89 1.6 4.4 251 6 283.0 283.9 280.3 297.6 5.25 5 925 818 4.2 2.7 90 1.5 3.5 205 7 283.6 284.5 280.3 297.6 5.02 6 850 1501 0.4 -1.2 89 1.6 -0.3 200 9 286.6 287.3 280.6 298.3 4.12 7 811 1876 -2.1 -2.8 95 0.7 -2.4 156 7 287.8 288.5 280.8 298.8 3.83 8 785 2136 -0.9 -8.9 55 8.0 -3.8 125 5 291.8 292.2 281.0 299.2 2.48 9 740 2604 -4.5 -11.5 58 7.0 -6.9 104 7 292.8 293.2 281.0 299.3 2.14 10 730 2711 -4.5 -19.5 30 15.0 -8.7 100 8 294.0 294.2 280.2 297.4 1.12 11 700 3040 -6.9 -11.9 67 5.0 -8.6 85 9 294.8 295.2 282.0 301.5 2.19 12 696 3085 -7.1 -12.0 68 4.9 -8.7 85 11 295.1 295.5 282.1 301.8 2.19 13 686 3197 -7.5 -16.5 48 9.0 -10.1 86 10 295.9 296.2 281.6 300.6 1.53 14 607 4138 -13.9 -18.4 69 4.5 -15.1 89 2 299.0 299.3 282.8 303.7 1.48 15 598 4251 -14.3 -21.3 55 7.0 -16.0 90 1 299.9 300.1 282.8 303.6 1.17 16 567 4652 -17.7 -19.6 85 1.9 -18.1 63 1 300.5 300.7 283.4 305.0 1.43 17 500 5580 -24.9 -27.2 81 2.3 -25.3 280 1 302.7 302.8 283.5 305.4 0.82 18 412 6956 -36.9 -40.5 69 3.6 -37.2 319 3 304.4 304.5 283.5 305.4 0.27 19 403 7109 -38.1 -40.7 76 2.6 -38.3 323 3 304.8 304.9 283.7 305.8 0.27 20 400 7160 -38.5 -40.0 86 1.5 -38.6 325 3 305.0 305.0 283.8 306.0 0.29 21 393 7281 -39.1 -42.3 72 3.2 -39.3 313 5 305.7 305.8 284.0 306.5 0.23 22 390 7334 -38.7 -52.7 21 14.0 -39.4 308 5 306.9 306.9 284.2 307.2 0.07 23 300 9100 -47.5 -65.5 11 18.0 -47.9 270 17 318.4 318.4 288.2 318.5 0.02 24 252 10239 -53.7 -71.7 9 18.0 -53.9 268 18 325.5 325.5 290.4 325.5 0.01 25 250 10290 -53.7 -71.7 9 18.0 -53.9 270 17 326.2 326.2 290.6 326.3 0.01 26 218 11178 -56.9 -75.9 7 19.0 -57.1 282 18 334.3 334.3 292.9 334.3 0.01 27 200 11730 -58.3 -76.3 8 18.0 -58.5 265 17 340.4 340.4 294.4 340.5 0.01 28 183 12274 -58.7 -79.7 5 21.0 -58.9 275 17 348.5 348.6 296.3 348.6 0.00 29 152 13418 -56.9 -83.9 2 27.0 -57.2 305 13 370.6 370.6 300.7 370.6 0.00 30 150 13500 -57.3 -84.3 2 27.0 -57.6 310 11 371.4 371.4 300.8 371.4 0.00 31 133 14257 -59.3 -85.3 2 26.0 -59.6 281 18 380.8 380.8 302.3 380.8 0.00 TRP 183 12274 -58.7 -79.7 5 21.0 -58.9 275 17 348.5 348.6 296.3 348.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5395.00 m Freezing level: 843.76 mb = 1561.01 m = 5121.35 ft Wetbulb zero: 856.53 mb = 1439.15 m = 4721.55 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 74.40 % Est. max temperature: 13.90 C = 57.03 F Sfc-Lift cond lev (LCL): 1012.00 mb = 91.00 m = 298.55 ft T: 3.20 C 700-500 lapse rate: 7.09 C/km ThetaE index: 1.82 C Layer 730.0- 700.0 mb Conv cond level (CCL): 1000.00 mb = 185.00 m = 606.95 ft Mean mixing ratio: 4.83 g/kg Conv temperature: 4.19 C = 39.55 F Cap Strength: 8.59 C Lifted Index: 9.06 C Risk: None Lifted Index @300 mb: 18.05 C Lifted Index @700 mb: 6.73 C Showalter Index: 5.26 C Risk: None Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 23.70 C K Index: 19.10 Risk: < 20 % chance of thunderstorms Sweat Index: 19.00 Risk: None Energy Index: 1.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.66 J/kg Max Up Vert Vel: 9.34 m/s Conv Inhibition (B-): 9616.46 J/kg Cap Strength: 9.06 C Lift Cond Lev (LCL): 950.50 mb = 596.28 m = 1956.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 157 at 3 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 1012 91 10 1 -0.2 -1.0 | 345 4 1.1 -4.1 1 1000 185 20 3 -1.0 -2.8 | 357 6 0.3 -6.0 2 925 818 205 7 3.0 6.3 | 233 5 4.3 3.2 3 914 914 210 5 2.5 4.3 | 253 4 3.8 1.2 4 850 1501 200 9 3.1 8.5 | 220 7 4.4 5.3 5 785 2134 125 5 -4.1 2.9 | 84 3 -2.8 -0.3 6 700 3040 85 9 -9.0 -0.8 | 63 9 -7.6 -3.9 7 699 3048 85 11 -11.0 -1.0 | 67 10 -9.6 -4.1 8 595 4267 90 1 -1.0 0.0 | 354 3 0.3 -3.1 9 506 5486 0 0 -0.0 -0.0 | 337 3 1.3 -3.1 10 500 5580 280 1 1.0 -0.2 | 325 4 2.3 -3.3 11 400 7160 325 3 1.7 -2.5 | 332 6 3.0 -5.6 12 374 7620 280 9 8.9 -1.6 | 295 11 10.2 -4.7 13 357 7925 250 13 12.2 4.4 | 265 14 13.5 1.3 14 341 8230 235 21 17.2 12.0 | 244 21 18.5 8.9 15 326 8534 250 21 19.7 7.2 | 259 21 21.0 4.0 16 300 9100 270 17 17.0 -0.0 | 280 19 18.3 -3.1 17 298 9144 250 19 17.9 6.5 | 260 19 19.2 3.4 18 271 9754 250 23 21.6 7.9 | 258 23 22.9 4.7 19 250 10290 270 17 17.0 -0.0 | 280 19 18.3 -3.1 20 247 10363 280 23 22.7 -4.0 | 287 25 24.0 -7.1 21 225 10973 290 19 17.9 -6.5 | 297 21 19.2 -9.6 22 205 11582 265 17 16.9 1.5 | 275 18 18.3 -1.7 23 200 11730 265 17 16.9 1.5 | 275 18 18.3 -1.7 24 183 12274 275 17 16.9 -1.5 | 284 19 18.3 -4.6 25 177 12497 275 17 16.9 -1.5 | 284 19 18.3 -4.6 26 168 12802 300 17 14.7 -8.5 | 306 20 16.0 -11.6 27 160 13106 285 19 18.4 -4.9 | 292 21 19.7 -8.1 28 150 13500 310 11 8.4 -7.1 | 316 14 9.7 -10.2 29 144 13716 310 11 8.4 -7.1 | 316 14 9.7 -10.2 30 136 14021 280 19 18.7 -3.3 | 288 21 20.0 -6.4 31 122 14630 285 15 14.5 -3.9 | 294 17 15.8 -7.0 Wind Parameters Mean winds (0-6000m): 127.3 at 4.5 knts Storm direction: 157.3 at 3.4 knts Shear (0-3000m) pos: 0.0 neg: 1.8 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 82.0 deg Storm rel helicity (0-3000m) pos: 2.8 neg: -42.2 tot: -39.4 m^2/s^2 ave: -13.1 10^-3 m/s^2 rel: -0.65 Storm rel vorticity (0-3000m) horiz: 6.8 stream: -4.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.70 Bulk Shear: 9.29 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 ------------------------------------------------------------------------------- 500 310 4 323 7| 0.0 6.0 6.0| 1.4 -15.8 -14.4 -28.7 -0.66| 11.0 -7.3 1000 209 5 253 4| 0.0 3.7 3.7| 2.0 -26.2 -24.3 -24.3 -0.69| 9.7 -6.7 1500 204 6 239 4| 0.0 3.2 3.2| 2.0 -31.6 -29.6 -19.7 -0.70| 8.1 -5.6 2000 194 6 225 4| 0.0 1.5 1.5| 2.0 -38.3 -36.3 -18.2 -0.75| 8.1 -6.0 2500 178 6 201 3| 0.0 1.5 1.5| 2.0 -39.5 -37.5 -15.0 -0.71| 7.1 -5.1 3000 155 6 153 3| 0.0 1.8 1.8| 2.8 -42.2 -39.4 -13.1 -0.65| 6.8 -4.4 4000 129 6 104 4| 1.1 1.3 2.4| 2.8 -48.4 -45.6 -11.4 -0.63| 6.1 -3.8 5000 126 5 90 3| 0.8 0.8 1.7| 2.8 -50.3 -47.5 -9.5 -0.64| 5.2 -3.3 6000 127 5 80 2| 0.7 0.6 1.3| 2.8 -51.5 -48.6 -8.1 -0.64| 4.5 -2.9 Wrote GIF file: /home/apache/climate/data/raob//LRBS/skewt/LRBS.skewt.20251221.00.gif