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TUOLUMNE RIVER - HETCH HETCHY RESERVOIR (HETC1) | ||||||||||||||||
Latitude: 37.95º N | Longitude: 119.79º W | Elevation: 3870 Feet | ||||||||||||||
Location: Tuolumne County in CA | ||||||||||||||||
River Group: San Joaquin |
Issuance Time: | Jul 10 2025 at 8:27 AM PDT |
# Tabular Seasonal Trend Plot for HETC1 # # File Generation Time: 07/10/2025 08:27 AM PDT # Interval: 1 Day # # Latest Forecast April-July Percent of Average: 73 % ( 444 kaf ) # 30 Year April-July Volume Mean: 605 kaf # # Peak April-July Volume and Date: 12.1 kaf on 05/12/2025 # Peak Water Year Volume and Date: 12.1 kaf on 05/12/2025 # # Min 90% 75% 50% 25% 10% Max # Exceed Exceed Exceed Exceed Exceed Exceed Exceed Raw Obs Raw Avg # Apr-Jul Apr-Jul Apr-Jul Apr-Jul Apr-Jul Apr-Jul Apr-Jul Apr-Jul Apr-Jul Raw Daily # Date Forecast Forecast Forecast Forecast Forecast Forecast Forecast To Date To Date Observation # (mm/dd/YYYY) (kaf) (kaf) (kaf) (kaf) (kaf) (kaf) (kaf) (kaf) (kaf) (kaf) # ----------------------------------------------------------------------------------------------------------------- 10/01/2024 167 260 353 573 800 1060 1320 0.026297 10/02/2024 165 291 353 568 788 1040 1210 0.006302 10/03/2024 165 291 353 567 785 1030 1210 0.018897 10/04/2024 160 292 353 567 776 1040 1210 0.014091 10/05/2024 159 284 353 565 772 1030 1210 0.016318 10/06/2024 159 270 353 556 771 1020 1210 0.007789 10/07/2024 161 272 353 567 788 1020 1220 0.009721 10/08/2024 168 288 353 569 794 1040 1220 0.007224 10/09/2024 166 288 353 570 800 1040 1210 0.000000 10/10/2024 167 279 355 566 774 1030 1210 0.012212 10/11/2024 165 284 357 568 781 1020 1210 0.013430 10/12/2024 166 283 366 567 786 1050 1210 0.009848 10/13/2024 160 280 353 566 783 1030 1200 0.003326 10/14/2024 164 284 357 566 779 1040 1210 0.008626 10/15/2024 165 275 348 566 776 1020 1200 0.008281 10/16/2024 164 281 353 566 784 1030 1220 0.099911 10/17/2024 174 265 356 574 792 1030 1290 0.059499 10/18/2024 162 266 350 567 775 1030 1280 0.018026 10/19/2024 169 267 357 572 808 1040 1280 0.064265 10/20/2024 179 267 358 567 791 1030 1270 0.021247 10/21/2024 175 267 364 575 794 1040 1290 0.006048 10/22/2024 168 264 354 564 794 1030 1270 0.012093 10/23/2024 190 267 345 553 781 1020 1270 0.008103 10/24/2024 177 266 356 545 787 1030 1250 0.007867 10/25/2024 167 271 363 554 778 1040 1270 0.019514 10/26/2024 167 266 364 566 801 1040 1270 0.012446 10/27/2024 158 268 349 531 782 1020 1260 0.006280 10/28/2024 161 272 345 548 784 1020 1250 0.000000 10/29/2024 172 284 367 579 821 1030 1320 0.006674 10/30/2024 160 281 360 569 798 1020 1300 0.011330 10/31/2024 161 275 338 549 807 1010 1230 0.005375 11/01/2024 160 264 348 534 785 1000 1210 0.002331 11/02/2024 157 254 324 530 752 988 1200 0.025609 11/03/2024 166 272 345 527 760 1000 1200 0.003733 11/04/2024 155 245 314 530 748 986 1180 0.025730 11/05/2024 173 263 345 539 752 998 1200 0.022148 11/06/2024 152 281 343 549 788 1010 1200 0.017427 11/07/2024 149 259 332 537 759 1000 1190 0.002799 11/08/2024 151 265 339 522 763 1010 1190 0.016009 11/09/2024 153 254 338 522 769 1000 1180 0.037296 11/10/2024 172 272 335 532 773 1010 1210 0.021854 11/11/2024 163 268 340 534 803 994 1210 0.003701 11/12/2024 167 274 332 529 791 1010 1200 0.059065 11/13/2024 154 276 327 513 773 999 1230 0.024431 11/14/2024 151 259 325 515 779 980 1240 0.021214 11/15/2024 150 267 329 511 803 988 1210 0.022757 11/16/2024 173 273 329 512 814 995 1250 0.013728 11/17/2024 188 287 349 526 813 1010 1260 0.003602 11/18/2024 221 319 369 560 859 1040 1300 0.032752 11/19/2024 234 290 364 550 832 1060 1270 0.013710 11/20/2024 262 311 374 566 841 1060 1300 0.003322 11/21/2024 225 308 390 576 861 1090 1380 0.004554 11/22/2024 193 282 390 546 832 1030 1360 0.022096 11/23/2024 171 318 391 544 820 1050 1320 0.165678 11/24/2024 177 324 391 558 816 1050 1270 0.293042 11/25/2024 174 299 385 546 820 1020 1250 0.079181 11/26/2024 170 283 364 543 776 998 1210 0.283896 11/27/2024 158 276 332 505 755 975 1150 0.288480 11/28/2024 189 286 349 513 772 981 1240 0.063228 11/29/2024 194 286 354 504 776 984 1200 0.109499 11/30/2024 176 294 352 531 778 984 1200 0.066053 12/01/2024 192 279 347 501 777 1000 1180 0.049837 12/02/2024 168 284 361 512 772 1010 1180 0.069932 12/03/2024 169 283 338 482 767 987 1180 0.063107 12/04/2024 166 281 346 489 759 1010 1180 0.097396 12/05/2024 192 295 353 520 773 978 1200 0.096902 12/06/2024 162 283 370 507 770 970 1170 0.060574 12/07/2024 161 283 343 491 757 949 1160 0.043316 12/08/2024 123 262 317 451 744 912 1090 0.064565 12/09/2024 163 278 364 487 746 958 1130 0.074439 12/10/2024 176 292 361 492 762 976 1130 0.045140 12/11/2024 179 295 362 503 763 967 1150 0.054435 12/12/2024 173 293 358 487 757 918 1090 0.039652 12/13/2024 139 291 370 483 765 929 1030 0.099306 12/14/2024 184 294 363 466 743 932 1060 0.094020 12/15/2024 194 306 368 478 741 904 1060 0.265392 12/16/2024 165 318 380 487 738 917 1090 0.152995 12/17/2024 163 328 388 497 746 942 1120 0.476677 12/18/2024 169 316 394 489 756 925 1100 0.420770 12/19/2024 175 325 395 497 751 942 1070 0.271841 12/20/2024 177 338 406 512 772 942 1090 0.163375 12/21/2024 158 302 372 487 734 897 1040 0.208172 12/22/2024 167 313 372 508 783 894 1090 0.262467 12/23/2024 158 307 381 512 743 915 1060 0.744491 12/24/2024 173 332 378 509 742 905 1080 0.529648 12/25/2024 156 297 368 513 751 878 1100 0.578940 12/26/2024 162 269 371 501 746 873 1030 0.420593 12/27/2024 154 268 343 481 725 857 1020 0.546305 12/28/2024 158 266 353 480 726 857 1040 0.920560 12/29/2024 159 272 354 482 722 849 960 0.661378 12/30/2024 149 253 354 463 717 854 898 1.360860 12/31/2024 148 261 355 479 712 842 900 0.782124 01/01/2025 139 248 355 469 708 797 839 0.566392 01/02/2025 142 257 361 486 704 833 936 0.439155 01/03/2025 154 262 354 490 716 830 910 0.405535 01/04/2025 153 260 363 471 715 792 905 0.560460 01/05/2025 154 264 366 498 728 802 901 0.430179 01/06/2025 147 268 353 515 713 797 872 0.431614 01/07/2025 153 279 369 519 711 798 907 0.479093 01/08/2025 142 257 356 477 692 787 821 0.304328 01/09/2025 141 253 360 481 679 796 843 0.313016 01/10/2025 146 273 367 486 698 790 837 0.252301 01/11/2025 172 305 405 515 708 803 939 0.288948 01/12/2025 154 254 380 473 675 790 919 0.247009 01/13/2025 143 241 367 447 644 758 868 0.261429 01/14/2025 146 252 361 446 653 763 838 0.213891 01/15/2025 156 266 373 456 653 785 856 0.196585 01/16/2025 148 263 371 453 630 766 867 0.177948 01/17/2025 148 250 372 458 664 766 802 0.159388 01/18/2025 172 270 384 457 658 777 847 0.205844 01/19/2025 144 233 332 402 592 736 774 0.183730 01/20/2025 145 227 333 404 606 732 767 0.220214 01/21/2025 143 224 321 385 584 730 763 0.171172 01/22/2025 135 232 319 384 578 728 741 0.157930 01/23/2025 148 230 325 379 595 733 764 0.133579 01/24/2025 152 241 346 402 600 754 782 0.151680 01/25/2025 152 246 347 413 619 727 766 0.112552 01/26/2025 123 235 333 392 591 734 750 0.150082 01/27/2025 149 243 344 408 599 758 769 0.234666 01/28/2025 151 239 350 397 620 753 773 0.103636 01/29/2025 202 276 379 440 644 774 798 0.110195 01/30/2025 247 326 418 532 735 841 872 0.148800 01/31/2025 251 327 460 522 739 846 943 0.152946 02/01/2025 229 334 443 532 713 843 908 0.214992 02/02/2025 262 331 444 534 671 815 881 3.026028 02/03/2025 240 324 411 514 666 850 926 2.495947 02/04/2025 220 326 418 514 684 819 912 1.264079 02/05/2025 223 307 391 483 653 798 909 1.385213 02/06/2025 239 332 424 503 679 849 889 2.084897 02/07/2025 211 322 388 499 634 788 868 2.021167 02/08/2025 257 320 395 518 666 793 882 2.011729 02/09/2025 228 334 405 506 668 781 879 1.022006 02/10/2025 260 324 395 500 631 753 900 0.834522 02/11/2025 288 334 399 498 623 753 857 0.640692 02/12/2025 297 350 418 512 647 760 878 0.583645 02/13/2025 297 353 405 490 627 746 892 0.653399 02/14/2025 308 364 410 497 635 785 889 3.483439 02/15/2025 305 366 405 489 625 747 848 1.698455 02/16/2025 301 365 404 496 637 717 886 1.119934 02/17/2025 312 359 409 494 635 738 878 1.071007 02/18/2025 301 364 403 491 610 719 891 0.928278 02/19/2025 292 352 395 464 592 700 832 0.607695 02/20/2025 294 359 395 478 601 713 849 0.915798 02/21/2025 301 372 417 499 633 729 872 0.771002 02/22/2025 305 365 411 515 638 728 894 0.782987 02/23/2025 312 366 419 510 626 741 849 0.769019 02/24/2025 320 380 444 527 643 753 914 0.921915 02/25/2025 341 395 460 551 679 796 877 1.116463 02/26/2025 334 417 482 551 682 803 893 1.044973 02/27/2025 346 408 447 520 643 728 862 0.987452 02/28/2025 337 386 449 500 625 707 836 1.051090 03/01/2025 Missing Missing Missing Missing Missing Missing Missing 1.020346 03/02/2025 Missing Missing Missing Missing Missing Missing Missing 1.041502 03/03/2025 344 411 481 535 647 765 844 1.209439 03/04/2025 377 427 478 540 648 777 871 0.958610 03/05/2025 348 431 483 528 654 757 892 0.895219 03/06/2025 383 438 484 542 679 814 861 1.215142 03/07/2025 370 439 480 530 689 760 833 0.999271 03/08/2025 372 420 451 497 632 705 765 0.765300 03/09/2025 393 436 482 532 643 745 786 0.817698 03/10/2025 393 449 476 536 632 734 776 0.850838 03/11/2025 388 429 475 535 677 736 824 0.842988 03/12/2025 384 440 483 542 656 739 852 0.794804 03/13/2025 417 443 496 541 657 734 823 1.097123 03/14/2025 397 451 501 543 642 724 781 1.088777 03/15/2025 412 460 485 531 616 701 748 1.050428 03/16/2025 398 448 473 508 587 659 736 1.003238 03/17/2025 386 431 464 509 580 663 712 1.135554 03/18/2025 400 447 481 536 604 697 842 1.708702 03/19/2025 409 454 476 530 609 693 820 1.193240 03/20/2025 404 442 470 509 576 656 715 1.089189 03/21/2025 415 451 468 513 576 660 685 1.250928 03/22/2025 401 458 476 518 578 662 696 1.389111 03/23/2025 418 461 484 536 598 705 727 1.738869 03/24/2025 407 459 497 531 591 708 721 2.207471 03/25/2025 418 477 515 547 591 700 768 2.841447 03/26/2025 418 489 514 553 603 720 781 3.314841 03/27/2025 426 476 513 549 597 701 758 3.715260 03/28/2025 454 476 510 542 590 692 776 3.855428 03/29/2025 433 467 482 512 564 624 691 3.099467 03/30/2025 441 470 492 532 581 645 707 2.426729 03/31/2025 473 479 506 531 582 634 692 2.245818 04/01/2025 459 484 492 526 579 623 689 2.685163 04/02/2025 463 474 489 522 564 604 684 2.09 2.02 2.085567 04/03/2025 464 476 490 523 569 610 700 3.90 4.14 1.816390 04/04/2025 460 473 491 522 570 606 693 5.57 6.28 1.665727 04/05/2025 460 473 488 516 558 601 689 7.11 8.45 1.543907 04/06/2025 460 472 488 512 555 595 681 8.72 10.77 1.612502 04/07/2025 455 472 483 502 553 597 681 10.60 13.14 1.878787 04/08/2025 456 470 483 502 543 593 664 12.84 15.73 2.232925 04/09/2025 457 471 484 503 539 594 670 15.49 18.88 2.658138 04/10/2025 455 470 482 505 534 592 669 18.82 21.76 3.323850 04/11/2025 456 471 483 506 536 591 676 22.85 24.61 4.034274 04/12/2025 453 467 477 498 533 589 676 27.19 27.53 4.337998 04/13/2025 462 475 486 500 548 593 691 31.80 30.88 4.612465 04/14/2025 465 478 486 501 544 596 701 36.56 34.03 4.756598 04/15/2025 469 473 484 505 543 597 671 41.34 37.21 4.780400 04/16/2025 460 466 481 496 534 591 663 46.02 40.39 4.676018 04/17/2025 454 463 476 488 530 585 602 50.14 43.46 4.127416 04/18/2025 451 462 472 487 512 564 596 54.13 46.58 3.991215 04/19/2025 455 462 473 488 518 560 597 58.04 49.86 3.908403 04/20/2025 453 459 469 488 515 557 609 61.68 53.26 3.636664 04/21/2025 452 460 468 482 502 555 597 66.14 56.67 4.464031 04/22/2025 454 459 471 483 508 549 599 71.43 60.22 5.288094 04/23/2025 457 464 476 488 512 558 603 77.01 63.91 5.582065 04/24/2025 459 468 484 503 521 573 618 82.34 67.77 5.329085 04/25/2025 460 469 480 496 521 558 608 86.99 71.68 4.650399 04/26/2025 468 476 490 502 537 555 622 91.13 75.79 4.141217 04/27/2025 465 474 488 503 532 569 629 94.75 80.12 3.615341 04/28/2025 471 481 496 509 534 577 629 97.74 84.74 2.988059 04/29/2025 477 483 503 520 547 590 657 100.49 89.60 2.755661 04/30/2025 468 480 494 521 548 572 631 103.64 94.50 3.145500 05/01/2025 462 481 489 512 535 563 607 107.84 99.82 4.201466 05/02/2025 469 476 492 512 535 559 601 112.70 105.42 4.861559 05/03/2025 460 475 485 507 522 543 596 119.13 111.20 6.425632 05/04/2025 460 470 482 493 515 538 561 125.47 116.93 6.340258 05/05/2025 463 470 485 497 511 546 556 130.25 122.77 4.781475 05/06/2025 460 469 479 492 507 526 554 135.44 128.49 5.192968 05/07/2025 460 469 479 493 506 527 556 141.24 134.67 5.793060 05/08/2025 465 473 481 494 510 528 564 147.61 140.85 6.375796 05/09/2025 469 475 480 491 509 520 560 155.55 147.17 7.940363 05/10/2025 457 473 479 488 500 514 563 165.51 153.35 9.956922 05/11/2025 457 470 474 481 493 510 559 177.07 159.68 11.565209 05/12/2025 463 473 478 486 492 516 566 189.18 165.97 12.105548 05/13/2025 475 479 485 492 509 526 579 198.22 172.50 9.037653 05/14/2025 461 469 476 482 489 503 559 203.99 179.12 5.774216 05/15/2025 455 470 474 481 487 499 548 208.21 185.93 4.219484 05/16/2025 458 469 475 482 489 501 545 212.73 192.97 4.519157 05/17/2025 457 469 475 482 489 501 548 218.62 200.48 5.885624 05/18/2025 456 469 476 482 489 504 549 224.61 207.95 5.991493 05/19/2025 457 470 476 481 492 510 556 229.49 215.22 4.882137 05/20/2025 456 470 475 481 488 508 554 235.32 222.59 5.832398 05/21/2025 458 470 478 481 491 510 555 242.10 230.25 6.782414 05/22/2025 460 471 477 481 489 495 543 249.54 238.20 7.435398 05/23/2025 461 470 473 479 482 494 529 257.32 246.16 7.782510 05/24/2025 467 470 478 480 487 494 551 264.86 253.95 7.533664 05/25/2025 468 471 475 480 485 494 525 272.54 261.69 7.681187 05/26/2025 470 472 473 480 484 493 533 280.55 269.31 8.018547 05/27/2025 465 468 470 476 480 490 514 288.49 277.20 7.934827 05/28/2025 464 468 470 476 480 496 533 296.49 284.95 8.001191 05/29/2025 464 471 473 477 481 489 516 304.74 292.98 8.252764 05/30/2025 469 473 475 479 485 493 514 313.06 301.17 8.313757 05/31/2025 466 468 472 477 483 496 518 322.07 309.00 9.008726 06/01/2025 467 470 474 477 483 492 517 331.46 316.95 9.396748 06/02/2025 463 469 474 477 483 498 518 340.47 325.12 9.002775 06/03/2025 468 474 477 481 488 502 520 348.57 333.33 8.101522 06/04/2025 472 474 477 480 489 506 528 355.83 341.19 7.259279 06/05/2025 471 473 477 482 488 498 519 362.24 348.99 6.409845 06/06/2025 473 476 477 479 489 497 516 367.71 357.20 5.476939 06/07/2025 470 474 475 481 488 495 517 373.26 365.18 5.546941 06/08/2025 474 476 477 480 484 489 521 378.81 372.84 5.548262 06/09/2025 478 478 480 481 484 492 520 384.60 380.13 5.793804 06/10/2025 478 479 480 482 484 492 520 389.89 387.00 5.289167 06/11/2025 478 479 481 482 483 491 521 395.08 393.99 5.191151 06/12/2025 477 478 480 481 482 489 520 399.84 401.03 4.757673 06/13/2025 469 471 473 474 476 490 520 403.66 407.97 3.816006 06/14/2025 Missing Missing Missing Missing Missing Missing Missing 406.69 414.77 3.028969 06/15/2025 Missing Missing Missing Missing Missing Missing Missing 409.19 421.50 2.504913 06/16/2025 Missing Missing Missing Missing Missing Missing Missing 411.46 428.52 2.265488 06/17/2025 Missing Missing Missing Missing Missing Missing Missing 413.99 435.63 2.531194 06/18/2025 Missing Missing Missing Missing Missing Missing Missing 416.30 442.59 2.314580 06/19/2025 Missing Missing Missing Missing Missing Missing Missing 418.13 449.50 1.831431 06/20/2025 Missing Missing Missing Missing Missing Missing Missing 419.99 456.18 1.853745 06/21/2025 466 467 467 467 468 470 479 421.66 462.71 1.676389 06/22/2025 456 456 456 456 456 457 482 422.96 468.85 1.296713 06/23/2025 455 455 455 455 455 464 481 423.86 474.83 0.898194 06/24/2025 442 442 442 442 443 445 468 424.61 480.76 0.754722 06/25/2025 442 442 442 442 442 445 468 425.43 486.69 0.821582 06/26/2025 442 442 442 442 442 443 468 426.17 492.43 0.732903 06/27/2025 442 442 442 442 442 443 468 426.81 498.12 0.641414 06/28/2025 454 454 455 455 455 455 459 427.45 503.71 0.639100 06/29/2025 Missing Missing Missing Missing Missing Missing Missing 428.45 509.06 1.001420 06/30/2025 454 454 454 454 455 457 461 429.35 514.34 0.899353 07/01/2025 451 451 451 451 451 452 459 430.22 519.41 0.866789 07/02/2025 451 451 451 451 451 452 457 430.99 524.08 0.770177 07/03/2025 450 450 450 450 451 451 451 431.71 528.93 0.721333 07/04/2025 450 450 450 450 450 451 451 432.64 533.68 0.934889 07/05/2025 450 450 450 450 450 450 450 433.37 538.19 0.729763 07/06/2025 450 450 450 450 450 450 450 434.01 542.43 0.642737 07/07/2025 444 444 444 444 444 444 444 434.51 546.68 0.495875 07/08/2025 444 444 444 444 444 444 445 435.08 550.98 0.570669 07/09/2025 444 444 444 444 444 444 445 435.66 554.79 0.580753 07/10/2025 444 444 444 444 444 444 444 436.04 558.48 0.374882 # # -----------------------------------------------------------------------------------------------------------------
Text Products (RNOHFSAJV and RNOHFSWSV) |
Raw ESP April-July Streamflow Volumes Tracker April to July Streamflow Volume Accumulation Forecast |
Location Photographs | ||
ESRI™ Locator Map |
Official 7 Day National Weather Service Forecast (CAZ323) |
Tonight: Clear. Lows 46 to 60. North winds up to 10 mph shifting to the east after midnight. Friday: Sunny. Highs 69 to 83. Southeast winds up to 10 mph shifting to the west in the afternoon. Friday Night: Clear. Lows 47 to 61. West winds up to 10 mph shifting to the northeast after midnight. Saturday: Sunny. Highs 72 to 84. Northeast winds up to 10 mph shifting to the southwest in the afternoon. Saturday Night: Clear. Lows 48 to 62. West winds up to 10 mph shifting to the northeast after midnight. Sunday through Wednesday: Clear. Highs 69 to 85. Lows 46 to 63. Wednesday Night: Mostly clear. Lows 44 to 58. Thursday: Sunny. Highs 67 to 79. |