UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010800.upa.cvt Date: 0000Z 8 JAN 26 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 8 JAN 26 Station: U4947 WMO ident: 24947 ------------------------------------------------------------------------------- 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 3 SFC 982 135 -24.3 -29.2 64 4.9 -24.8 0 0 250.1 250.2 249.6 251.1 0.35 2 963 279 -18.3 -21.9 73 3.6 -18.8 322 4 257.6 257.7 256.7 259.5 0.69 3 952 365 -16.5 -19.4 78 2.9 -17.0 300 7 260.3 260.4 259.2 262.6 0.86 4 925 582 -15.5 -17.7 83 2.2 -15.9 245 13 263.5 263.6 261.9 266.3 1.03 5 914 672 -15.1 -17.2 84 2.1 -15.5 250 15 264.8 264.9 263.0 267.8 1.08 6 913 681 -15.3 -17.4 84 2.1 -15.7 250 15 264.7 264.8 262.9 267.6 1.07 7 863 1103 -19.5 -22.1 80 2.6 -19.9 274 23 264.6 264.7 262.2 266.7 0.75 8 850 1216 -19.9 -22.5 80 2.6 -20.3 280 25 265.3 265.4 262.7 267.4 0.74 9 815 1528 -19.9 -22.5 80 2.6 -20.3 282 25 268.5 268.6 265.1 270.7 0.77 10 725 2386 -25.1 -28.1 76 3.0 -25.5 288 27 271.9 272.0 267.0 273.5 0.52 11 700 2640 -27.3 -30.3 76 3.0 -27.6 290 27 272.3 272.3 267.1 273.6 0.44 12 640 3277 -32.9 -36.4 71 3.5 -33.1 277 23 273.0 273.0 267.2 273.8 0.27 13 607 3648 -34.3 -37.7 71 3.4 -34.6 269 20 275.5 275.5 268.8 276.3 0.25 14 500 4970 -45.9 -50.1 62 4.2 -46.0 240 11 277.1 277.1 269.5 277.3 0.08 15 461 5502 -50.9 -55.0 62 4.1 -51.0 236 14 277.3 277.4 269.6 277.5 0.05 16 400 6420 -52.3 -56.7 59 4.4 -52.4 230 19 287.0 287.0 275.2 287.2 0.04 17 395 6501 -52.1 -56.5 59 4.4 -52.2 226 18 288.3 288.3 275.9 288.5 0.05 18 347 7328 -56.9 -61.7 54 4.8 -56.9 185 11 292.7 292.7 278.0 292.8 0.03 19 331 7627 -55.9 -60.8 54 4.9 -56.0 183 14 298.0 298.1 280.5 298.2 0.03 20 300 8250 -56.9 -61.9 53 5.0 -57.0 180 21 305.1 305.1 283.5 305.3 0.03 21 263 9087 -57.1 -63.1 46 6.0 -57.2 220 15 316.6 316.6 287.6 316.7 0.03 22 250 9410 -55.9 -61.9 47 6.0 -56.0 235 13 323.0 323.0 289.7 323.1 0.04 23 200 10840 -53.3 -61.3 37 8.0 -53.5 240 23 348.4 348.4 296.3 348.6 0.05 24 185 11341 -52.1 -61.1 33 9.0 -52.4 241 23 358.2 358.2 298.4 358.4 0.06 25 150 12680 -56.9 -67.9 24 11.0 -57.1 245 23 372.0 372.0 300.9 372.2 0.03 26 132 13505 -50.5 -63.5 20 13.0 -51.1 242 27 397.3 397.3 304.9 397.6 0.06 27 100 15320 -50.9 -66.9 13 16.0 -51.7 235 35 429.4 429.4 308.8 429.6 0.05 28 84 16456 -49.7 -67.7 10 18.0 -50.7 233 47 453.8 453.8 311.3 454.1 0.05 29 80 16778 -45.9 -64.9 10 19.0 -47.4 232 51 468.0 468.0 312.5 468.4 0.08 30 76 17117 -48.7 -68.7 8 20.0 -50.0 231 54 469.0 469.1 312.6 469.3 0.05 31 70 17660 -46.1 -67.1 8 21.0 -47.9 230 60 485.8 485.8 314.0 486.2 0.07 32 66 18055 -43.1 -65.1 7 22.0 -45.5 227 58 500.5 500.6 315.0 501.1 0.09 33 57 19036 -47.3 -69.3 6 22.0 -49.1 221 53 512.4 512.5 315.8 512.8 0.06 34 54 19396 -44.7 -68.7 5 24.0 -47.2 218 51 526.4 526.4 316.7 526.9 0.07 35 50 19910 -46.7 -70.7 5 24.0 -48.9 215 48 533.4 533.4 317.2 533.8 0.06 36 48 20181 -47.1 -71.1 5 24.0 -49.3 214 49 538.7 538.7 317.5 539.1 0.05 37 43 20915 -43.5 -68.5 5 25.0 -46.8 211 52 564.8 564.8 318.9 565.4 0.09 38 37 21924 -44.9 -70.9 4 26.0 -48.2 206 56 586.0 586.0 320.0 586.5 0.07 39 35 22299 -40.7 -67.7 4 27.0 -45.4 205 58 606.4 606.4 320.9 607.3 0.12 40 30 23350 -40.1 -67.1 4 27.0 -45.5 200 62 635.3 635.4 322.2 636.5 0.15 41 29 23582 -39.7 -66.7 4 27.0 -45.4 642.6 642.7 322.4 644.0 0.17 TRP 347 7328 -56.9 -61.7 54 4.8 -56.9 185 11 292.7 292.7 278.0 292.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 4967.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 73.84 % Est. max temperature: -7.61 C = 18.31 F Sfc-Lift cond lev (LCL): 904.80 mb = 748.38 m = 2455.29 ft T: -15.97 C 700-500 lapse rate: 7.98 C/km ThetaE index: 1.08 C Layer 913.0- 850.0 mb Conv cond level (CCL): 982.00 mb = 135.33 m = 443.98 ft Mean mixing ratio: 0.87 g/kg Conv temperature: -18.97 C = -2.14 F Cap Strength: 10.56 C Lifted Index: 11.09 C Risk: None Lifted Index @300 mb: 29.39 C Lifted Index @700 mb: 8.45 C Showalter Index: 8.10 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.00 C Cross Totals Index: 23.40 C K Index: 0.50 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 2.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.73 J/kg Max Up Vert Vel: 9.87 m/s Conv Inhibition (B-): 51278.45 J/kg Cap Strength: 11.07 C Lift Cond Lev (LCL): 894.78 mb = 831.97 m = 2729.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 at 14 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 ---------------------------------------------------------- 0 982 135 0 0 -0.0 -0.0 | 121 14 -12.0 7.3 1 925 582 245 13 11.8 5.5 | 179 13 -0.2 12.8 2 850 1216 280 25 24.6 -4.3 | 257 13 12.6 2.9 3 700 2640 290 27 25.4 -9.2 | 278 13 13.4 -2.0 4 500 4970 240 11 9.5 5.5 | 169 13 -2.5 12.8 5 400 6420 230 19 14.6 12.2 | 187 20 2.5 19.5 6 347 7328 185 11 1.0 11.0 | 149 21 -11.1 18.2 7 300 8250 180 21 0.0 21.0 | 157 31 -12.0 28.3 8 250 9410 235 13 10.6 7.5 | 175 15 -1.4 14.7 9 200 10840 240 23 19.9 11.5 | 203 20 7.9 18.8 10 150 12680 245 23 20.8 9.7 | 207 19 8.8 17.0 11 100 15320 235 35 28.7 20.1 | 211 32 16.7 27.4 12 70 17660 230 60 46.0 38.6 | 217 57 33.9 45.8 13 50 19910 215 48 27.5 39.3 | 198 49 15.5 46.6 14 30 23350 200 62 21.2 58.3 | 188 66 9.2 65.5 Wind Parameters Mean winds (0-6000m): 271.2 at 18.7 knts Storm direction: 301.2 at 14.0 knts Shear (0-3000m) pos: 3.3 neg: 2.6 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 131.8 deg Storm rel helicity (0-3000m) pos: 87.9 neg: -24.2 tot: 63.7 m^2/s^2 ave: 21.2 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 4.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.31 Bulk Shear: 21.14 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 ------------------------------------------------------------------------------- 500 245 7 152 12| 0.0 14.4 14.4| 21.4 -5.9 15.5 30.9 0.44| 19.9 8.7 1000 260 13 185 10| 6.6 7.2 13.8| 62.9 -5.9 57.0 57.0 0.66| 16.7 11.1 1500 271 17 215 9| 5.6 4.8 10.4| 75.7 -5.9 69.8 46.5 0.70| 12.4 8.7 2000 276 19 233 9| 4.5 3.6 8.1| 81.7 -5.9 75.8 37.9 0.71| 9.8 7.0 2500 279 21 245 9| 3.9 2.9 6.8| 87.9 -5.9 82.0 32.8 0.72| 8.2 5.9 3000 280 22 250 10| 3.3 2.6 5.9| 87.9 -24.2 63.7 21.2 0.51| 7.8 4.0 4000 279 21 246 10| 2.5 2.4 4.8| 87.9 -54.8 33.0 8.3 0.23| 7.2 1.7 5000 277 20 237 9| 2.0 2.1 4.1| 89.6 -76.8 12.8 2.6 0.11| 6.5 0.7 6000 271 19 224 10| 1.6 2.2 3.8|104.0 -76.8 27.2 4.5 0.15| 5.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20260108.00.gif