UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 26 APR 25 Station: U4122 WMO ident: 24122 ------------------------------------------------------------------------------- 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 105 SFC 987 208 -5.5 -13.5 53 8.0 -7.6 220 5 268.7 268.9 266.3 272.4 1.36 2 973 319 -8.3 -18.3 44 10.0 -10.5 219 7 266.9 267.1 264.3 269.5 0.93 3 925 710 -10.3 -18.3 52 8.0 -12.0 215 15 268.8 268.9 265.7 271.5 0.98 4 900 920 -11.3 -19.3 52 8.0 -12.9 215 16 269.9 270.0 266.3 272.5 0.92 5 854 1320 -15.1 -22.1 55 7.0 -16.3 215 17 270.0 270.1 266.1 272.2 0.76 6 850 1355 -15.3 -21.3 60 6.0 -16.4 215 17 270.1 270.3 266.3 272.5 0.82 7 810 1719 -14.5 -19.5 66 5.0 -15.5 203 17 274.7 274.9 269.7 277.6 1.01 8 809 1728 -14.7 -19.7 66 5.0 -15.7 202 16 274.6 274.8 269.6 277.5 0.99 9 700 2806 -21.5 -31.5 40 10.0 -22.7 165 15 278.7 278.7 271.1 279.9 0.39 10 678 3041 -23.1 -35.1 32 12.0 -24.4 165 16 279.4 279.5 271.4 280.3 0.28 11 599 3935 -30.7 -43.7 27 13.0 -31.6 163 21 280.7 280.7 271.8 281.2 0.13 12 584 4115 -31.5 -44.5 27 13.0 -32.3 162 21 281.8 281.9 272.5 282.2 0.12 13 500 5200 -37.9 -50.9 24 13.0 -38.4 160 27 286.8 286.8 275.1 287.1 0.07 14 400 6700 -47.3 -59.3 24 12.0 -47.6 165 33 293.5 293.5 278.4 293.6 0.03 15 389 6885 -48.3 -60.3 24 12.0 -48.6 165 35 294.6 294.6 278.9 294.7 0.03 16 300 8620 -44.9 -59.9 17 15.0 -45.4 145 27 322.1 322.1 289.4 322.2 0.04 17 263 9500 -43.5 -61.5 12 18.0 -44.2 156 23 336.5 336.5 293.5 336.6 0.04 18 250 9840 -43.7 -61.7 12 18.0 -44.4 160 21 341.1 341.1 294.6 341.3 0.04 19 200 11330 -45.5 -64.5 10 19.0 -46.2 160 13 360.7 360.7 298.9 360.9 0.03 20 158 12896 -47.5 -67.5 8 20.0 -48.2 152 16 382.5 382.5 302.6 382.6 0.03 21 150 13240 -46.7 -65.7 10 19.0 -47.5 150 17 389.6 389.6 303.8 389.8 0.04 22 100 15940 -47.1 -67.1 8 20.0 -48.3 115 7 436.7 436.7 309.6 437.0 0.05 23 70 18280 -49.1 -69.1 8 20.0 -50.4 150 9 479.3 479.4 313.4 479.6 0.05 24 50 20480 -50.3 -69.3 9 19.0 -51.8 130 5 524.9 525.0 316.6 525.4 0.07 25 30 23820 -50.7 -69.7 9 19.0 -52.9 130 5 606.4 606.5 320.9 607.2 0.11 26 24 25273 -51.3 -70.3 9 19.0 -53.8 94 7 644.6 644.7 322.5 645.6 0.12 27 20 26460 -50.7 -69.7 9 19.0 -53.7 65 9 681.0 681.1 323.9 682.3 0.16 28 16 27920 -50.1 -70.1 8 20.0 -53.8 88 11 727.8 727.9 325.3 729.5 0.19 29 11 30414 -42.5 -64.5 7 22.0 -50.3 125 14 837.8 838.1 328.2 844.0 0.60 30 10 31060 -41.9 -63.9 7 22.0 -50.3 135 15 863.1 863.5 328.8 870.8 0.71 31 8.3 32324 -41.3 -63.3 7 22.0 -50.7 912.7 913.3 329.8 923.3 0.93 TRP 389 6885 -48.3 -60.3 24 12.0 -48.6 165 35 294.6 294.6 278.9 294.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5095.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 40.96 % Est. max temperature: -2.58 C = 27.35 F Sfc-Lift cond lev (LCL): 869.10 mb = 1186.17 m = 3891.60 ft T: -13.83 C 700-500 lapse rate: 6.85 C/km ThetaE index: 2.90 C Layer 973.0- 925.0 mb Conv cond level (CCL): 697.94 mb = 2827.69 m = 9277.10 ft Mean mixing ratio: 0.97 g/kg Conv temperature: 4.55 C = 40.20 F Cap Strength: 9.55 C Lifted Index: 13.00 C Risk: None Lifted Index @300 mb: 36.06 C Lifted Index @700 mb: 7.98 C Showalter Index: 12.00 C Risk: None Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 16.60 C K Index: -8.70 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 3.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.16 J/kg Max Up Vert Vel: 4.93 m/s Conv Inhibition (B-): 72093.93 J/kg Cap Strength: 12.75 C Lift Cond Lev (LCL): 815.52 mb = 1667.29 m = 5470.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 203 at 15 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 ---------------------------------------------------------- 0 987 208 220 5 3.2 3.8 | 15 10 -2.7 -9.8 1 925 710 215 15 8.6 12.3 | 297 3 2.7 -1.4 2 850 1355 215 17 9.8 13.9 | 266 4 3.9 0.2 3 700 2806 165 15 -3.9 14.5 | 95 10 -9.8 0.8 4 500 5200 160 27 -9.2 25.4 | 128 19 -15.1 11.7 5 400 6700 165 33 -8.5 31.9 | 142 23 -14.4 18.2 6 389 6885 165 35 -9.1 33.8 | 143 25 -14.9 20.1 7 300 8620 145 27 -15.5 22.1 | 112 23 -21.4 8.4 8 250 9840 160 21 -7.2 19.7 | 115 14 -13.1 6.1 9 200 11330 160 13 -4.4 12.2 | 82 10 -10.3 -1.5 10 150 13240 150 17 -8.5 14.7 | 94 14 -14.4 1.0 11 100 15940 115 7 -6.3 3.0 | 49 16 -12.2 -10.7 12 70 18280 150 9 -4.5 7.8 | 60 12 -10.4 -5.9 13 50 20480 130 5 -3.8 3.2 | 43 14 -9.7 -10.5 14 30 23820 130 5 -3.8 3.2 | 43 14 -9.7 -10.5 15 20 26460 65 9 -8.2 -3.8 | 39 22 -14.0 -17.5 16 10 31060 135 15 -10.6 10.6 | 79 17 -16.5 -3.1 Wind Parameters Mean winds (0-6000m): 173.2 at 19.8 knts Storm direction: 203.2 at 14.9 knts Shear (0-3000m) pos: 0.0 neg: 2.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 89.2 deg Storm rel helicity (0-3000m) pos: 4.7 neg: -19.3 tot: -14.7 m^2/s^2 ave: -4.9 10^-3 m/s^2 rel: -0.54 Storm rel vorticity (0-3000m) horiz: 4.8 stream: -2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.45 Bulk Shear: 26.97 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 ------------------------------------------------------------------------------- 500 216 10 360 6| 0.0 10.3 10.3| 0.0 -8.8 -8.8 -17.6 -0.63| 10.3 -6.6 1000 215 13 333 4| 0.0 6.0 6.0| 0.0 -10.1 -10.1 -10.1 -0.67| 6.0 -4.0 1500 214 14 314 3| 0.0 4.1 4.1| 0.0 -12.1 -12.1 -8.0 -0.70| 5.3 -3.7 2000 209 15 305 1| 0.0 3.1 3.1| 0.0 -14.4 -14.4 -7.2 -0.70| 5.3 -3.7 2500 203 15 101 0| 0.0 2.6 2.6| 0.0 -18.3 -18.3 -7.3 -0.65| 5.2 -3.4 3000 196 15 114 2| 0.0 2.5 2.5| 4.7 -19.3 -14.7 -4.9 -0.54| 4.8 -2.6 4000 186 16 119 5| 0.0 2.5 2.5| 15.8 -19.3 -3.5 -0.9 -0.36| 4.3 -1.5 5000 177 18 122 8| 0.0 2.6 2.6| 25.9 -19.3 6.6 1.3 -0.25| 3.9 -1.0 6000 173 20 126 10| 0.4 2.1 2.5| 44.4 -19.3 25.1 4.2 -0.14| 3.7 -0.5 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20250426.00.gif