UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 22 APR 25 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 -16 SFC 981 136 -2.3 -8.3 63 6.0 -4.2 240 1 272.3 272.7 269.9 278.1 2.08 2 925 598 -6.9 -11.0 73 4.1 -8.1 260 5 272.3 272.5 269.4 277.2 1.78 3 924 606 -7.1 -11.0 74 3.9 -8.2 260 5 272.1 272.4 269.4 277.1 1.78 4 850 1252 -11.5 -15.8 70 4.3 -12.5 250 11 274.1 274.3 269.8 277.8 1.31 5 782 1886 -15.7 -19.3 74 3.6 -16.4 282 8 276.2 276.4 270.7 279.3 1.06 6 721 2497 -16.5 -19.9 75 3.4 -17.2 314 6 281.8 282.0 274.0 285.1 1.09 7 700 2720 -15.3 -18.5 76 3.2 -16.0 325 5 285.5 285.8 276.3 289.3 1.27 8 698 2742 -14.9 -18.1 77 3.2 -15.7 325 5 286.2 286.4 276.7 290.2 1.32 9 695 2774 -14.9 -18.1 77 3.2 -15.7 326 5 286.6 286.8 276.9 290.5 1.32 10 642 3372 -17.9 -23.9 59 6.0 -19.1 338 10 289.7 289.9 277.9 292.4 0.86 11 522 4884 -29.7 -36.7 51 7.0 -30.4 9 21 293.2 293.3 278.7 294.2 0.32 12 500 5190 -32.5 -39.5 50 7.0 -33.1 15 23 293.4 293.5 278.7 294.2 0.25 13 400 6710 -46.3 -52.3 51 6.0 -46.5 355 29 294.8 294.8 279.1 295.1 0.08 14 374 7152 -50.3 -56.3 49 6.0 -50.4 5 25 295.2 295.2 279.3 295.4 0.05 15 357 7457 -48.7 -54.7 50 6.0 -48.8 36 22 301.3 301.4 282.0 301.6 0.06 16 346 7662 -49.9 -55.9 49 6.0 -50.0 56 19 302.4 302.4 282.4 302.6 0.06 17 300 8600 -47.3 -56.3 35 9.0 -47.6 150 9 318.7 318.7 288.4 318.9 0.06 18 250 9820 -45.5 -61.5 15 16.0 -46.0 180 11 338.4 338.4 294.0 338.6 0.04 19 215 10826 -43.5 -64.5 8 21.0 -44.3 160 10 356.4 356.4 298.0 356.6 0.03 20 210 10984 -43.5 -65.5 7 22.0 -44.3 157 9 358.8 358.9 298.5 359.0 0.03 21 200 11310 -44.3 -68.3 5 24.0 -45.2 150 9 362.6 362.6 299.2 362.7 0.02 22 160 12799 -46.5 -72.5 4 26.0 -47.3 181 14 382.8 382.8 302.7 382.9 0.01 23 150 13230 -44.1 -70.1 4 26.0 -45.2 190 15 394.1 394.1 304.4 394.2 0.02 24 135 13937 -41.9 -68.9 4 27.0 -43.5 185 16 410.0 410.0 306.5 410.2 0.03 25 121 14671 -45.3 -71.3 4 26.0 -46.5 179 16 416.8 416.8 307.3 417.0 0.02 26 104 15679 -44.7 -70.7 4 26.0 -46.2 172 17 436.4 436.4 309.5 436.6 0.03 27 100 15940 -45.7 -71.7 4 26.0 -47.1 170 17 439.4 439.4 309.8 439.6 0.02 28 88 16787 -48.3 -73.3 4 25.0 -49.5 166 13 450.6 450.6 310.9 450.7 0.02 29 70 18290 -49.5 -74.5 4 25.0 -50.8 160 5 478.5 478.5 313.4 478.6 0.02 30 55 19868 -49.7 -74.7 4 25.0 -51.2 174 4 512.2 512.2 315.8 512.4 0.03 31 50 20490 -50.5 -74.5 4 24.0 -52.1 180 3 524.5 524.5 316.6 524.7 0.03 32 47 20892 -52.5 -76.5 4 24.0 -53.9 170 3 529.0 529.0 316.9 529.2 0.02 33 30 23800 -51.7 -75.7 4 24.0 -53.8 95 7 603.7 603.7 320.8 604.0 0.04 34 20 26440 -50.5 -74.5 4 24.0 -53.7 110 13 681.6 681.6 323.9 682.3 0.08 35 13 29257 -49.3 -74.3 4 25.0 -54.1 775.1 775.2 326.7 776.3 0.12 TRP 374 7152 -50.3 -56.3 49 6.0 -50.4 5 25 295.2 295.2 279.3 295.4 0.05 WND Sounding variables and indices 1000-500 mb thick: 5206.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 65.07 % Est. max temperature: 0.02 C = 32.04 F Sfc-Lift cond lev (LCL): 892.54 mb = 874.36 m = 2868.59 ft T: -8.93 C 700-500 lapse rate: 6.96 C/km ThetaE index: 0.99 C Layer 925.0- 850.0 mb Conv cond level (CCL): 840.17 mb = 1340.41 m = 4397.61 ft Mean mixing ratio: 1.80 g/kg Conv temperature: -0.25 C = 31.54 F Cap Strength: 13.46 C Lifted Index: 13.42 C Risk: None Lifted Index @300 mb: 29.20 C Lifted Index @700 mb: 9.26 C Showalter Index: 13.12 C Risk: None Total Totals Index: 37.70 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 16.70 C K Index: 2.00 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.02 J/kg Max Up Vert Vel: 2.46 m/s Conv Inhibition (B-): 70765.03 J/kg Cap Strength: 13.45 C Lift Cond Lev (LCL): 865.14 mb = 1115.43 m = 3659.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 22 at 10 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 ---------------------------------------------------------- 0 981 136 240 1 0.9 0.5 | 205 10 4.4 9.5 1 925 598 260 5 4.9 0.9 | 221 13 8.5 9.9 2 850 1252 250 11 10.3 3.8 | 227 19 13.9 12.8 3 700 2720 325 5 2.9 -4.1 | 233 8 6.4 4.9 4 500 5190 15 23 -6.0 -22.2 | 10 13 -2.4 -13.2 5 400 6710 355 29 2.5 -28.9 | 343 21 6.1 -19.9 6 374 7152 5 25 -2.2 -24.9 | 355 16 1.4 -15.9 7 300 8600 150 9 -4.5 7.8 | 177 17 -0.9 16.8 8 250 9820 180 11 0.0 11.0 | 190 20 3.6 20.0 9 200 11310 150 9 -4.5 7.8 | 177 17 -0.9 16.8 10 150 13230 190 15 2.6 14.8 | 195 25 6.2 23.8 11 100 15940 170 17 -3.0 16.7 | 181 26 0.6 25.7 12 70 18290 160 5 -1.7 4.7 | 188 14 1.9 13.7 13 50 20490 180 3 0.0 3.0 | 197 13 3.6 12.0 14 30 23800 95 7 -7.0 0.6 | 160 10 -3.4 9.6 15 20 26440 110 13 -12.2 4.4 | 147 16 -8.6 13.5 Wind Parameters Mean winds (0-6000m): 351.6 at 12.9 knts Storm direction: 21.6 at 9.7 knts Shear (0-3000m) pos: 1.7 neg: 0.8 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 50.7 deg Storm rel helicity (0-3000m) pos: 39.0 neg: -2.6 tot: 36.5 m^2/s^2 ave: 12.2 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 24.25 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 ------------------------------------------------------------------------------- 500 257 3 214 12| 4.5 0.0 4.5| 10.9 0.0 10.9 21.8 0.77| 4.6 3.5 1000 255 5 220 14| 2.3 2.4 4.7| 16.7 0.0 16.7 16.7 0.53| 4.7 2.5 1500 256 7 224 15| 1.7 1.6 3.3| 28.1 0.0 28.1 18.8 0.53| 4.8 2.5 2000 261 7 227 15| 1.5 1.2 2.7| 33.0 0.0 33.0 16.5 0.48| 4.7 2.2 2500 264 7 228 14| 1.4 1.0 2.4| 33.0 -2.1 30.9 12.3 0.36| 4.5 1.6 3000 272 7 230 14| 1.7 0.8 2.5| 39.0 -2.6 36.5 12.2 0.42| 4.3 1.8 4000 301 8 246 12| 2.3 0.6 2.9| 55.2 -2.6 52.6 13.2 0.56| 4.3 2.4 5000 338 10 275 8| 2.7 0.5 3.2| 78.6 -2.6 76.0 15.2 0.63| 4.5 2.8 6000 352 13 305 7| 2.3 0.8 3.0| 79.5 -21.8 57.7 9.6 0.46| 4.3 2.0 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250422.00.gif