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 KBOI... Searching the city database file for: KBOI ... Date:1200Z 21 APR 25 Station: KBOI WMO ident: 72681 Latitude: 43.57 Longitude: -116.22 Elevation: 874.00 ------------------------------------------------------------------------------- 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 154 1 925 806 290 3 SFC 917 874 5.6 -0.4 65 6.0 2.9 290 3 285.7 286.4 280.1 297.3 4.05 3 886 1156 4.6 -2.4 60 7.0 1.5 315 14 287.5 288.2 280.4 297.9 3.61 4 870 1306 5.0 -4.0 52 9.0 1.2 317 16 289.5 290.0 280.9 299.0 3.26 5 854 1458 4.4 -5.6 48 10.0 0.3 311 14 290.4 290.9 280.9 299.0 2.94 6 850 1496 4.2 -5.8 48 10.0 0.1 310 14 290.5 291.1 281.0 299.1 2.91 7 849 1506 4.2 -5.8 48 10.0 0.1 307 14 290.6 291.2 281.0 299.2 2.92 8 821 1777 1.8 -7.2 51 9.0 -1.7 308 20 290.9 291.4 280.8 298.9 2.71 9 810 1886 1.4 -8.6 47 10.0 -2.4 310 21 291.6 292.0 280.8 298.9 2.46 10 788 2106 -0.5 -9.5 51 9.0 -3.8 310 18 291.9 292.3 280.8 298.9 2.36 11 783 2157 -0.3 -11.3 43 11.0 -4.2 309 18 292.6 293.0 280.8 298.8 2.06 12 779 2198 -0.7 -11.7 43 11.0 -4.6 308 19 292.6 293.0 280.7 298.7 2.00 13 740 2606 -4.1 -13.1 50 9.0 -7.1 297 23 293.2 293.6 280.9 299.0 1.88 14 700 3041 -7.9 -12.9 67 5.0 -9.5 305 26 293.7 294.1 281.3 299.9 2.02 15 689 3164 -9.1 -13.3 72 4.2 -10.4 298 30 293.7 294.1 281.2 299.8 1.99 16 668 3402 -10.7 -13.5 80 2.8 -11.6 286 37 294.6 294.9 281.6 300.7 2.02 17 664 3448 -10.9 -15.3 70 4.4 -12.2 286 36 294.8 295.1 281.4 300.2 1.75 18 661 3483 -10.9 -17.9 56 7.0 -12.8 287 36 295.2 295.5 281.1 299.6 1.41 19 654 3565 -10.5 -26.5 26 16.0 -13.9 288 35 296.6 296.7 280.8 298.7 0.67 20 623 3938 -11.3 -41.3 6 30.0 -15.6 290 33 299.8 299.8 281.5 300.4 0.16 21 565 4678 -17.5 -39.5 13 22.0 -20.4 290 31 301.0 301.0 282.1 301.8 0.22 22 506 5493 -23.7 -44.7 13 21.0 -25.8 290 37 303.1 303.1 282.8 303.6 0.14 23 500 5580 -24.3 -45.3 13 21.0 -26.3 290 38 303.4 303.4 283.0 303.9 0.13 24 426 6729 -32.3 -57.3 7 25.0 -33.6 297 46 307.4 307.4 284.4 307.6 0.04 25 400 7170 -35.7 -58.7 8 23.0 -36.7 295 48 308.6 308.6 284.8 308.7 0.03 26 369 7726 -40.7 -60.7 10 20.0 -41.3 296 49 309.1 309.1 285.0 309.3 0.03 27 350 8085 -42.9 -60.9 12 18.0 -43.5 298 56 310.9 310.9 285.7 311.0 0.03 28 333 8419 -45.1 -57.1 25 12.0 -45.5 300 62 312.3 312.3 286.2 312.5 0.05 29 300 9110 -49.9 -62.9 20 13.0 -50.2 305 76 315.0 315.0 287.1 315.1 0.03 30 298 9154 -50.1 -65.1 15 15.0 -50.4 305 75 315.3 315.3 287.2 315.4 0.02 31 277 9626 -53.7 -63.7 28 10.0 -53.9 304 72 316.8 316.8 287.7 316.9 0.03 32 267 9861 -54.7 -65.7 24 11.0 -54.9 302 66 318.7 318.7 288.3 318.8 0.02 33 265 9909 -54.7 -65.7 24 11.0 -54.9 301 65 319.4 319.4 288.6 319.5 0.02 34 250 10280 -56.1 -68.1 21 12.0 -56.2 285 66 322.7 322.7 289.6 322.7 0.02 35 246 10382 -56.7 -67.7 24 11.0 -56.8 280 70 323.3 323.3 289.8 323.3 0.02 36 236 10646 -55.2 -72.1 11 16.9 -55.4 280 78 329.3 329.3 291.5 329.4 0.01 37 226 10924 -53.7 -76.7 4 23.0 -54.0 286 70 335.8 335.8 293.3 335.8 0.00 38 209 11427 -53.3 -80.3 2 27.0 -53.6 290 54 344.0 344.0 295.3 344.0 0.00 39 200 11710 -53.5 -81.5 2 28.0 -53.8 270 49 348.0 348.0 296.2 348.1 0.00 40 183 12280 -55.1 -81.1 3 26.0 -55.4 280 45 354.4 354.4 297.5 354.4 0.00 41 167 12866 -53.7 -83.7 1 30.0 -54.1 276 41 366.1 366.1 299.9 366.1 0.00 42 154 13383 -57.1 -85.1 2 28.0 -57.4 267 44 368.9 368.9 300.4 368.9 0.00 43 150 13550 -56.7 -85.7 1 29.0 -57.0 265 47 372.4 372.4 301.0 372.4 0.00 44 143 13853 -55.7 -85.7 1 30.0 -56.1 267 46 379.3 379.3 302.1 379.3 0.00 45 131 14407 -58.3 -86.3 2 28.0 -58.6 270 38 384.2 384.2 302.9 384.2 0.00 46 114 15285 -55.9 -85.9 1 30.0 -56.3 276 41 404.3 404.3 305.7 404.3 0.00 47 107 15688 -56.5 -86.5 1 30.0 -56.9 283 36 410.5 410.5 306.6 410.5 0.00 48 100 16120 -52.9 -85.9 1 33.0 -53.6 290 30 425.5 425.5 308.3 425.5 0.00 49 77 17789 -57.1 -87.1 1 30.0 -57.6 239 20 449.8 449.8 310.8 449.8 0.00 50 73 18130 -52.7 -86.7 1 34.0 -53.7 249 20 466.0 466.0 312.3 466.0 0.00 51 70 18400 -54.7 -86.7 1 32.0 -55.5 260 20 467.4 467.4 312.4 467.4 0.00 52 66 18773 -57.5 -87.5 1 30.0 -58.1 258 20 469.2 469.2 312.5 469.2 0.00 53 63 19066 -57.7 -87.7 1 30.0 -58.3 261 25 475.0 475.0 313.1 475.1 0.00 54 60 19375 -56.5 -87.5 1 31.0 -57.2 281 21 484.4 484.4 313.8 484.4 0.00 55 54 20036 -60.3 -89.3 1 29.0 -60.8 233 16 490.5 490.5 314.2 490.5 0.00 56 50 20520 -55.9 -87.9 1 32.0 -56.8 250 20 511.7 511.7 315.8 511.8 0.00 57 47 20916 -53.9 -86.9 1 33.0 -55.1 262 22 525.7 525.7 316.6 525.7 0.00 58 41 21789 -56.5 -88.5 1 32.0 -57.5 290 23 540.1 540.1 317.5 540.2 0.00 59 35 22804 -52.7 -86.7 1 34.0 -54.5 254 4 575.1 575.1 319.4 575.1 0.01 60 30 23800 -52.7 -86.7 1 34.0 -54.7 220 14 601.0 601.0 320.6 601.0 0.01 61 29 24019 -52.7 -86.7 1 34.0 -54.8 216 16 606.8 606.8 320.9 606.9 0.01 62 26 24718 -55.5 -88.5 1 33.0 -57.2 346 10 618.1 618.1 321.4 618.2 0.01 63 25 24969 -54.9 -87.9 1 33.0 -56.8 276 6 626.8 626.8 321.7 626.9 0.01 64 24 25231 -52.5 -87.5 1 35.0 -54.9 202 2 641.2 641.2 322.3 641.2 0.01 65 20 26410 -51.7 -86.7 1 35.0 -54.7 185 12 677.9 677.9 323.7 678.0 0.01 66 19 26742 -51.7 -86.7 1 35.0 -54.8 176 12 687.9 687.9 324.0 688.0 0.01 67 15 28275 -51.1 -87.1 1 36.0 -55.0 55 12 738.1 738.1 325.6 738.2 0.01 68 14 28726 -48.3 -85.3 1 37.0 -53.4 83 16 762.3 762.3 326.3 762.4 0.02 69 10 30960 -44.1 -84.1 0 40.0 -52.2 215 4 854.9 854.9 328.5 855.2 0.03 70 10 30960 -43.5 -83.5 0 40.0 -52.0 215 4 857.2 857.2 328.5 857.5 0.04 71 9.1 31592 -45.1 -85.1 0 40.0 -53.2 874.5 874.5 328.9 874.8 0.03 72 8.5 32050 -42.5 -82.5 0 40.0 -52.2 901.9 901.9 329.5 902.4 0.05 73 8.3 32211 -43.3 -83.3 0 40.0 -52.7 904.9 904.9 329.5 905.3 0.05 TRP 246 10382 -56.7 -67.7 24 11.0 -56.8 280 70 323.3 323.3 289.8 323.3 0.02 WND 236 10646 -55.2 -72.1 11 16.9 -55.4 280 78 329.3 329.3 291.5 329.4 0.01 Sounding variables and indices 1000-500 mb thick: 5426.00 m Freezing level: 793.79 mb = 2048.37 m = 6720.29 ft Wetbulb zero: 847.79 mb = 1517.10 m = 4977.29 ft Precipitable water: 0.28 inches Sfc-500 mean rel hum: 36.44 % Est. max temperature: 12.50 C = 54.50 F Sfc-Lift cond lev (LCL): 836.09 mb = 1629.65 m = 5346.54 ft T: 3.10 C 700-500 lapse rate: 6.46 C/km ThetaE index: 0.32 C Layer 821.0- 810.0 mb Conv cond level (CCL): 712.89 mb = 2898.12 m = 9508.16 ft Mean mixing ratio: 3.26 g/kg Conv temperature: 13.25 C = 55.84 F Cap Strength: 5.58 C Lifted Index: 5.68 C Risk: None Lifted Index @300 mb: 11.78 C Lifted Index @700 mb: 2.39 C Showalter Index: 5.27 C Risk: None Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.50 C Cross Totals Index: 18.50 C K Index: 17.70 Risk: < 20 % chance of thunderstorms Sweat Index: 66.00 Risk: None Energy Index: 1.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.00 J/kg Max Up Vert Vel: 7.21 m/s Conv Inhibition (B-): 66291.12 J/kg Cap Strength: 5.68 C Lift Cond Lev (LCL): 761.21 mb = 2381.67 m = 7813.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 326 at 23 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 ---------------------------------------------------------- 0 917 874 290 3 2.8 -1.0 | 150 20 -10.0 17.7 1 879 1219 320 17 10.9 -13.0 | 161 6 -1.9 5.7 2 850 1496 310 14 10.7 -9.0 | 168 10 -2.1 9.7 3 847 1524 300 15 13.0 -7.5 | 181 11 0.1 11.2 4 815 1829 310 21 16.1 -13.5 | 212 6 3.2 5.2 5 785 2134 310 18 13.8 -11.6 | 187 7 0.9 7.2 6 755 2438 300 22 19.1 -11.0 | 219 10 6.2 7.7 7 727 2743 295 24 21.8 -10.1 | 226 12 8.9 8.6 8 700 3041 305 26 21.3 -14.9 | 246 9 8.4 3.8 9 699 3048 305 26 21.3 -14.9 | 246 9 8.4 3.8 10 672 3353 285 37 35.7 -9.6 | 248 25 22.9 9.2 11 645 3658 290 34 31.9 -11.6 | 250 20 19.1 7.1 12 595 4267 290 31 29.1 -10.6 | 243 18 16.3 8.1 13 549 4877 290 31 29.1 -10.6 | 243 18 16.3 8.1 14 500 5580 290 38 35.7 -13.0 | 256 24 22.9 5.7 15 465 6096 300 43 37.2 -21.5 | 276 25 24.4 -2.8 16 400 7170 295 48 43.5 -20.3 | 273 31 30.7 -1.5 17 374 7620 295 47 42.6 -19.9 | 272 30 29.7 -1.1 18 300 9110 305 76 62.3 -43.6 | 297 55 49.4 -24.8 19 298 9144 305 75 61.4 -43.0 | 297 54 48.6 -24.3 20 285 9449 305 77 63.1 -44.2 | 297 56 50.2 -25.4 21 259 10058 300 61 52.8 -30.5 | 286 42 40.0 -11.8 22 250 10280 285 66 63.8 -17.1 | 268 51 50.9 1.7 23 246 10382 280 70 68.9 -12.2 | 263 56 56.1 6.6 24 236 10646 280 78 76.8 -13.5 | 265 64 64.0 5.2 25 235 10668 280 78 76.8 -13.5 | 265 64 64.0 5.2 26 214 11278 295 60 54.4 -25.4 | 279 42 41.5 -6.6 27 204 11582 285 48 46.4 -12.4 | 259 34 33.5 6.3 28 200 11710 270 49 49.0 -0.0 | 243 41 36.1 18.7 29 195 11887 270 49 49.0 -0.0 | 243 41 36.1 18.7 30 177 12497 285 43 41.5 -11.1 | 255 30 28.7 7.6 31 161 13106 270 39 39.0 -0.0 | 234 32 26.1 18.7 32 150 13550 265 47 46.8 4.1 | 236 41 34.0 22.8 33 146 13716 260 43 42.3 7.5 | 228 39 29.5 26.2 34 139 14021 275 50 49.8 -4.4 | 249 40 37.0 14.4 35 133 14326 270 35 35.0 -0.0 | 230 29 22.1 18.7 36 126 14630 270 46 46.0 -0.0 | 241 38 33.1 18.7 37 115 15240 275 42 41.8 -3.7 | 243 33 29.0 15.1 38 100 16120 290 30 28.2 -10.3 | 241 18 15.3 8.5 39 95 16459 290 30 28.2 -10.3 | 241 18 15.3 8.5 40 90 16764 250 25 23.5 8.6 | 201 29 10.6 27.3 41 82 17374 260 21 20.7 3.6 | 199 24 7.8 22.4 42 75 17983 230 19 14.6 12.2 | 183 31 1.7 31.0 43 71 18288 270 21 21.0 -0.0 | 203 20 8.1 18.7 44 70 18400 260 20 19.7 3.5 | 197 23 6.8 22.2 45 68 18593 270 19 19.0 -0.0 | 198 20 6.1 18.7 46 65 18898 250 20 18.8 6.8 | 193 26 5.9 25.6 47 62 19202 270 29 29.0 -0.0 | 221 25 16.1 18.7 48 59 19507 290 14 13.2 -4.8 | 181 14 0.3 14.0 49 56 19812 215 13 7.5 10.6 | 170 30 -5.4 29.4 50 53 20117 240 17 14.7 8.5 | 184 27 1.9 27.2 51 51 20422 220 24 15.4 18.4 | 184 37 2.6 37.1 52 50 20520 250 20 18.8 6.8 | 193 26 5.9 25.6 53 44 21336 275 25 24.9 -2.2 | 216 20 12.1 16.6 54 42 21641 280 28 27.6 -4.9 | 227 20 14.7 13.9 55 40 21946 300 18 15.6 -9.0 | 196 10 2.7 9.7 56 38 22250 280 10 9.8 -1.7 | 170 17 -3.0 17.0 57 36 22555 300 12 10.4 -6.0 | 169 13 -2.5 12.7 58 35 22860 245 2 1.8 0.8 | 151 22 -11.0 19.6 59 33 23165 175 10 -0.9 10.0 | 154 32 -13.7 28.7 60 30 23774 185 10 0.9 10.0 | 157 31 -12.0 28.7 61 30 23800 220 14 9.0 10.7 | 173 30 -3.9 29.5 62 29 24079 215 16 9.2 13.1 | 173 32 -3.7 31.9 63 27 24384 270 5 5.0 -0.0 | 157 20 -7.9 18.7 64 26 24689 355 10 0.9 -10.0 | 126 15 -12.0 8.8 65 24 25298 185 1 0.1 1.0 | 147 24 -12.8 19.7 66 20 26410 185 12 1.0 12.0 | 159 33 -11.8 30.7 67 20 26518 150 10 -5.0 8.7 | 147 33 -17.9 27.4 68 19 26822 185 12 1.0 12.0 | 159 33 -11.8 30.7 69 17 27432 170 10 -1.7 9.8 | 153 32 -14.6 28.6 70 16 27737 0 0 -0.0 -0.0 | 146 23 -12.9 18.7 71 14 28651 90 19 -19.0 0.0 | 120 37 -31.9 18.7 72 14 28956 70 10 -9.4 -3.4 | 125 27 -22.2 15.3 73 11 30175 190 1 0.2 1.0 | 147 23 -12.7 19.7 74 10 30960 215 4 2.3 3.3 | 154 24 -10.6 22.0 Wind Parameters Mean winds (0-6000m): 295.6 at 30.3 knts Storm direction: 325.6 at 22.7 knts Shear (0-3000m) pos: 2.0 neg: 4.2 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 97.1 deg Storm rel helicity (0-3000m) pos: 60.6 neg: -11.9 tot: 48.7 m^2/s^2 ave: 16.2 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.51 Bulk Shear: 51.03 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 ------------------------------------------------------------------------------- 500 316 12 155 11| 13.0 0.0 13.0| 16.1 0.0 16.1 32.2 0.25| 16.2 4.1 1000 311 15 169 9| 6.5 2.8 9.3| 31.4 0.0 31.4 31.4 0.41| 13.1 5.4 1500 310 16 177 8| 4.3 2.4 6.7| 38.0 -3.2 34.8 23.2 0.37| 10.8 4.0 2000 306 18 192 8| 3.3 2.8 6.0| 48.6 -3.2 45.4 22.7 0.42| 9.5 4.0 2500 303 20 209 9| 2.6 5.1 7.7| 57.9 -8.4 49.5 19.8 0.33| 11.1 3.6 3000 299 23 223 10| 2.0 4.2 6.2| 60.6 -11.9 48.7 16.2 0.30| 10.1 3.0 4000 296 25 231 12| 1.5 2.9 4.4| 60.6 -18.6 42.0 10.5 0.27| 7.8 2.1 5000 295 27 239 14| 1.8 2.8 4.7|115.4 -18.6 96.8 19.4 0.35| 7.5 2.6 6000 296 30 249 16| 1.9 2.6 4.5|138.9 -26.4 112.5 18.8 0.35| 6.9 2.4 Wrote GIF file: /home/apache/climate/data/raob//KBOI/skewt/KBOI.skewt.20250421.12.gif