UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 21 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 8 SFC 984 135 -3.7 -5.6 87 1.9 -4.3 220 5 270.7 271.1 269.7 277.6 2.55 2 925 621 -6.7 -9.1 83 2.4 -7.4 240 23 272.5 272.8 270.0 278.2 2.07 3 850 1275 -11.9 -14.0 84 2.1 -12.4 265 19 273.7 273.9 269.9 278.0 1.52 4 768 2042 -17.7 -19.6 85 1.9 -18.1 244 13 275.5 275.7 270.2 278.5 1.05 5 748 2239 -17.5 -19.3 86 1.8 -17.9 239 11 277.8 278.0 271.8 281.0 1.11 6 727 2454 -14.5 -15.9 89 1.4 -14.9 233 9 283.3 283.6 275.5 287.8 1.52 7 701 2729 -15.1 -16.2 91 1.1 -15.4 225 7 285.6 285.9 276.7 290.2 1.54 8 700 2740 -15.1 -16.2 91 1.1 -15.4 225 7 285.8 286.0 276.8 290.3 1.54 9 670 3071 -15.5 -17.6 84 2.1 -16.0 204 8 288.9 289.2 278.3 293.2 1.43 10 575 4207 -23.7 -28.4 65 4.7 -24.4 129 9 292.2 292.3 278.7 294.3 0.64 11 559 4412 -25.9 -31.9 57 6.0 -26.6 115 10 292.0 292.1 278.4 293.5 0.47 12 500 5210 -32.3 -35.7 72 3.4 -32.6 60 11 293.7 293.7 279.0 294.9 0.36 13 493 5309 -33.3 -36.7 71 3.4 -33.6 59 11 293.6 293.7 279.0 294.7 0.33 14 437 6138 -41.3 -46.0 60 4.7 -41.5 48 13 293.8 293.8 278.7 294.3 0.14 15 400 6730 -46.3 -51.1 58 4.8 -46.4 40 15 294.8 294.8 279.1 295.1 0.09 16 356 7495 -51.7 -56.7 55 5.0 -51.8 40 33 297.6 297.6 280.3 297.7 0.05 17 340 7796 -48.9 -53.9 56 5.0 -49.0 61 27 305.3 305.3 283.6 305.6 0.07 18 300 8620 -47.9 -53.9 50 6.0 -48.1 120 9 317.8 317.9 288.1 318.2 0.08 19 250 9830 -46.3 -56.3 31 10.0 -46.7 155 9 337.2 337.2 293.7 337.5 0.07 20 200 11320 -44.3 -59.3 17 15.0 -45.0 145 11 362.6 362.6 299.2 362.9 0.06 21 183 11910 -45.5 -62.5 13 17.0 -46.3 154 13 370.0 370.0 300.6 370.2 0.05 22 150 13230 -44.9 -64.9 9 20.0 -45.9 175 17 392.7 392.7 304.2 392.9 0.04 23 138 13791 -43.5 -65.5 7 22.0 -44.7 176 17 404.6 404.6 305.9 404.8 0.04 24 116 14954 -46.5 -69.5 6 23.0 -47.6 178 18 419.7 419.7 307.7 419.8 0.03 25 106 15558 -43.3 -68.3 5 25.0 -44.9 179 19 436.7 436.7 309.6 436.9 0.04 26 100 15950 -44.3 -69.3 5 25.0 -45.9 180 19 442.1 442.1 310.1 442.3 0.03 27 78 17581 -52.3 -77.3 3 25.0 -53.2 121 9 458.1 458.1 311.6 458.2 0.01 28 75 17834 -52.3 -77.3 3 25.0 -53.2 111 8 463.3 463.3 312.1 463.3 0.01 29 70 18280 -51.5 -76.5 3 25.0 -52.6 95 5 474.2 474.2 313.0 474.3 0.02 30 50 20470 -49.7 -74.7 4 25.0 -51.4 145 5 526.4 526.4 316.7 526.5 0.03 31 44 21299 -52.9 -76.9 4 24.0 -54.3 130 5 538.1 538.1 317.4 538.3 0.02 32 34 22967 -50.7 -75.7 4 25.0 -52.8 100 5 585.1 585.1 319.9 585.4 0.04 33 30 23780 -51.3 -76.3 4 25.0 -53.5 85 5 604.8 604.8 320.8 605.1 0.04 34 24 25226 -52.5 -76.5 4 24.0 -54.9 93 8 641.2 641.2 322.3 641.5 0.05 35 20 26410 -50.1 -75.1 4 25.0 -53.4 100 11 682.8 682.9 323.9 683.4 0.07 36 16 27877 -47.3 -73.3 4 26.0 -52.1 737.0 737.0 325.6 738.0 0.12 37 15 28303 -48.3 -73.3 4 25.0 -52.9 747.4 747.4 325.9 748.5 0.13 TRP 356 7495 -51.7 -56.7 55 5.0 -51.8 40 33 297.6 297.6 280.3 297.7 0.05 WND Sounding variables and indices 1000-500 mb thick: 5202.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 78.60 % Est. max temperature: -0.38 C = 31.31 F Sfc-Lift cond lev (LCL): 954.84 mb = 371.63 m = 1219.26 ft T: -5.16 C 700-500 lapse rate: 6.96 C/km ThetaE index: 0.21 C Layer 850.0- 768.0 mb Conv cond level (CCL): 888.23 mb = 934.71 m = 3066.60 ft Mean mixing ratio: 2.14 g/kg Conv temperature: -1.35 C = 29.57 F Cap Strength: 12.90 C Lifted Index: 13.21 C Risk: None Lifted Index @300 mb: 28.25 C Lifted Index @700 mb: 9.08 C Showalter Index: 13.21 C Risk: None Total Totals Index: 38.70 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 18.30 C K Index: 5.30 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 3.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.14 J/kg Max Up Vert Vel: 4.27 m/s Conv Inhibition (B-): 61289.46 J/kg Cap Strength: 13.19 C Lift Cond Lev (LCL): 901.36 mb = 821.25 m = 2694.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 9 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 ---------------------------------------------------------- 0 984 135 220 5 3.2 3.8 | 139 8 -5.5 6.4 1 925 621 240 23 19.9 11.5 | 219 18 11.2 14.1 2 850 1275 265 19 18.9 1.7 | 247 11 10.2 4.2 3 700 2740 225 7 4.9 4.9 | 153 8 -3.8 7.5 4 500 5210 60 11 -9.5 -5.5 | 81 18 -18.2 -2.9 5 400 6730 40 15 -9.6 -11.5 | 64 20 -18.4 -8.9 6 356 7495 40 33 -21.2 -25.3 | 53 38 -29.9 -22.7 7 300 8620 120 9 -7.8 4.5 | 113 18 -16.5 7.1 8 250 9830 155 9 -3.8 8.2 | 131 16 -12.5 10.7 9 200 11320 145 11 -6.3 9.0 | 128 19 -15.0 11.6 10 150 13230 175 17 -1.5 16.9 | 152 22 -10.2 19.5 11 100 15950 180 19 0.0 19.0 | 158 23 -8.7 21.6 12 70 18280 95 5 -5.0 0.4 | 102 14 -13.7 3.0 13 50 20470 145 5 -2.9 4.1 | 120 13 -11.6 6.7 14 30 23780 85 5 -5.0 -0.4 | 99 14 -13.7 2.1 15 20 26410 100 11 -10.8 1.9 | 103 20 -19.6 4.5 Wind Parameters Mean winds (0-6000m): 256.5 at 12.1 knts Storm direction: 286.5 at 9.1 knts Shear (0-3000m) pos: 2.8 neg: 3.0 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 8.1 deg Storm rel helicity (0-3000m) pos: 75.5 neg: -37.2 tot: 38.3 m^2/s^2 ave: 12.8 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.76 Bulk Shear: 3.31 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 ------------------------------------------------------------------------------- 500 237 14 197 11| 18.8 0.0 18.8| 49.9 0.0 49.9 99.7 0.85| 19.4 16.4 1000 244 18 215 13| 8.4 0.0 8.4| 72.2 0.0 72.2 72.2 0.81| 13.7 11.1 1500 250 18 223 12| 5.6 1.4 7.0| 75.5 -9.5 65.9 44.0 0.59| 11.1 6.5 2000 250 17 221 11| 4.2 2.4 6.6| 75.5 -21.7 53.8 26.9 0.37| 9.7 3.6 2500 250 16 217 10| 3.4 2.8 6.2| 75.5 -32.1 43.3 17.3 0.22| 8.7 1.9 3000 248 14 209 9| 2.8 3.0 5.8| 75.5 -37.2 38.3 12.8 0.15| 8.0 1.2 4000 240 13 194 9| 2.1 3.4 5.5| 75.5 -68.0 7.4 1.9 -0.01| 7.3 -0.1 5000 246 12 197 8| 1.7 3.1 4.8| 75.5-126.2 -50.7 -10.1 -0.18| 7.0 -1.2 6000 256 12 210 6| 1.4 2.7 4.1| 75.5-147.6 -72.2 -12.0 -0.22| 6.3 -1.4 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250421.12.gif