The 2019 estimated tax forms will only be available in the 2018 editions of TurboTax.
IRS Form 1040-ES - https://www.irs.gov/pub/irs-pdf/f1040es.pdf
California Form 540-ES - https://www.ftb.ca.gov/forms/2019/2019-540-es.pdf
You can use the IRS website for 2019 federal estimated tax payments using Direct Pay - https://www.irs.gov/payments
Go to the California FTB website to make a CA 2019 estimated tax payment - https://www.ftb.ca.gov/pay/index.html