UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 17 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 -36 SFC 969 208 -7.9 -12.6 69 4.7 -9.1 210 3 267.6 267.9 265.8 271.8 1.50 2 943 418 -10.9 -14.9 72 4.0 -11.8 216 11 266.7 266.9 264.8 270.2 1.27 3 925 566 -11.1 -14.4 77 3.3 -11.9 220 17 268.0 268.2 265.8 271.7 1.35 4 852 1195 -13.1 -19.1 61 6.0 -14.3 249 23 272.2 272.4 268.1 275.1 0.99 5 850 1213 -13.3 -19.3 61 6.0 -14.5 250 23 272.2 272.4 268.0 275.0 0.98 6 760 2051 -20.5 -25.5 64 5.0 -21.2 256 26 273.3 273.4 268.1 275.1 0.63 7 741 2238 -20.5 -26.5 59 6.0 -21.4 257 27 275.3 275.4 269.3 277.0 0.59 8 700 2656 -23.1 -28.1 64 5.0 -23.8 260 29 276.9 277.0 270.2 278.5 0.54 9 664 3040 -25.7 -29.9 68 4.2 -26.2 262 30 278.2 278.3 270.9 279.7 0.48 10 618 3556 -28.1 -39.1 34 11.0 -29.0 264 30 281.2 281.2 272.2 281.9 0.21 11 611 3638 -29.9 -41.9 30 12.0 -30.7 264 31 280.1 280.1 271.5 280.6 0.16 12 550 4375 -36.7 -44.7 43 8.0 -37.1 267 32 280.5 280.6 271.7 281.0 0.13 13 500 5030 -39.3 -46.3 47 7.0 -39.6 270 33 285.1 285.1 274.3 285.5 0.12 14 489 5182 -40.5 -47.5 47 7.0 -40.8 271 35 285.5 285.5 274.5 285.8 0.11 15 400 6540 -45.5 -54.5 36 9.0 -45.7 280 52 295.9 295.9 279.6 296.1 0.06 16 371 7041 -47.9 -57.9 31 10.0 -48.1 275 46 299.1 299.1 281.0 299.3 0.04 17 300 8450 -46.5 -59.5 21 13.0 -46.9 265 29 319.8 319.8 288.7 320.0 0.04 18 272 9100 -46.5 -62.5 15 16.0 -47.0 257 26 328.9 328.9 291.5 329.0 0.03 19 250 9660 -46.1 -62.1 15 16.0 -46.6 250 23 337.5 337.5 293.7 337.7 0.04 20 233 10130 -44.1 -62.1 12 18.0 -44.8 247 21 347.4 347.4 296.1 347.6 0.04 21 200 11150 -45.7 -63.7 11 18.0 -46.4 240 17 360.4 360.4 298.8 360.6 0.04 22 150 13070 -44.5 -64.5 9 20.0 -45.5 180 21 393.4 393.4 304.3 393.6 0.04 23 100 15770 -46.9 -67.9 7 21.0 -48.1 200 15 437.1 437.1 309.6 437.3 0.04 24 70 18120 -48.9 -68.9 8 20.0 -50.2 200 9 479.8 479.8 313.5 480.1 0.05 25 50 20310 -50.7 -70.7 8 20.0 -52.2 235 11 524.0 524.0 316.6 524.4 0.06 26 31 23382 -56.7 -74.7 9 18.0 -57.9 263 20 584.6 584.6 319.9 584.9 0.05 27 30 23590 -55.9 -74.9 8 19.0 -57.2 265 21 592.2 592.3 320.3 592.6 0.05 28 28 24030 -55.9 -74.9 8 19.0 -57.3 264 21 604.0 604.1 320.8 604.4 0.05 29 20 26180 -55.1 -74.1 8 19.0 -57.1 260 21 667.5 667.5 323.3 668.2 0.08 30 17 27221 -55.1 -74.1 8 19.0 -57.4 253 22 699.3 699.3 324.4 700.1 0.10 31 10 30680 -47.1 -69.1 6 22.0 -53.4 230 25 843.7 843.9 328.3 847.4 0.35 32 9.8 30814 -46.9 -68.9 6 22.0 -53.3 849.4 849.6 328.5 853.2 0.36 TRP 371 7041 -47.9 -57.9 31 10.0 -48.1 275 46 299.1 299.1 281.0 299.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 5066.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 55.68 % Est. max temperature: -3.00 C = 26.59 F Sfc-Lift cond lev (LCL): 898.85 mb = 785.42 m = 2576.81 ft T: -11.80 C 700-500 lapse rate: 6.82 C/km ThetaE index: 1.56 C Layer 943.0- 925.0 mb Conv cond level (CCL): 804.65 mb = 1623.53 m = 5326.49 ft Mean mixing ratio: 1.27 g/kg Conv temperature: -2.84 C = 26.89 F Cap Strength: 8.62 C Lifted Index: 10.90 C Risk: None Lifted Index @300 mb: 33.81 C Lifted Index @700 mb: 5.65 C Showalter Index: 8.55 C Risk: None Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.00 C Cross Totals Index: 20.00 C K Index: 1.70 Risk: None Sweat Index: 146.75 Risk: None Energy Index: 2.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.66 J/kg Max Up Vert Vel: 5.94 m/s Conv Inhibition (B-): 66393.16 J/kg Cap Strength: 10.31 C Lift Cond Lev (LCL): 858.07 mb = 1140.76 m = 3742.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 22 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 ---------------------------------------------------------- 0 969 208 210 3 1.5 2.6 | 121 22 -18.8 11.3 1 925 566 220 17 10.9 13.0 | 157 24 -9.4 21.8 2 850 1213 250 23 21.6 7.9 | 185 17 1.3 16.6 3 700 2656 260 29 28.6 5.0 | 211 16 8.3 13.8 4 500 5030 270 33 33.0 -0.0 | 235 15 12.7 8.7 5 400 6540 280 52 51.2 -9.0 | 271 31 30.9 -0.3 6 371 7041 275 46 45.8 -4.0 | 260 26 25.5 4.7 7 300 8450 265 29 28.9 2.5 | 217 14 8.6 11.3 8 250 9660 250 23 21.6 7.9 | 185 17 1.3 16.6 9 200 11150 240 17 14.7 8.5 | 162 18 -5.6 17.2 10 150 13070 180 21 0.0 21.0 | 146 36 -20.3 29.7 11 100 15770 200 15 5.1 14.1 | 146 27 -15.2 22.8 12 70 18120 200 9 3.1 8.5 | 135 24 -17.2 17.2 13 50 20310 235 11 9.0 6.3 | 143 19 -11.3 15.0 14 30 23590 265 21 20.9 1.8 | 183 11 0.6 10.6 15 20 26180 260 21 20.7 3.6 | 182 12 0.4 12.4 16 10 30680 230 25 19.2 16.1 | 177 25 -1.1 24.8 Wind Parameters Mean winds (0-6000m): 263.3 at 29.5 knts Storm direction: 293.3 at 22.1 knts Shear (0-3000m) pos: 4.8 neg: 0.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 95.3 deg Storm rel helicity (0-3000m) pos: 173.9 neg: 0.0 tot: 173.9 m^2/s^2 ave: 58.0 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 5.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.27 Bulk Shear: 64.87 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 ------------------------------------------------------------------------------- 500 221 12 145 22| 15.9 0.0 15.9| 95.3 0.0 95.3 190.6 0.98| 16.9 16.5 1000 233 16 159 20| 10.7 0.0 10.7|135.0 0.0 135.0 135.0 0.91| 13.3 12.2 1500 241 19 168 18| 7.9 0.0 7.9|146.2 0.0 146.2 97.5 0.92| 9.8 9.0 2000 246 21 175 17| 6.5 0.0 6.5|157.3 0.0 157.3 78.7 0.93| 8.0 7.4 2500 249 22 182 17| 5.6 0.0 5.6|168.2 0.0 168.2 67.3 0.93| 6.9 6.5 3000 252 23 187 16| 4.8 0.0 4.8|173.9 0.0 173.9 58.0 0.93| 6.0 5.6 4000 256 25 196 16| 3.9 0.0 3.9|185.4 0.0 185.4 46.4 0.94| 4.9 4.6 5000 259 27 204 15| 3.5 0.0 3.5|202.8 0.0 202.8 40.6 0.93| 4.4 4.1 6000 263 29 216 15| 4.0 0.0 4.0|253.1 0.0 253.1 42.2 0.86| 4.8 4.2 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20250417.00.gif